Summary of progress in science and technology of non-ferrous metals industry

Non-ferrous metal industry through innovation, integrated innovation and the introduction of technology absorption and innovation, successful research and development of a large number of important scientific and technological achievements and used in production, greatly improving production technology and equipment level, narrowing the technology gap with developed countries It has significantly enhanced the competitiveness of China's non-ferrous metals industry.

First, the industry's independent innovation capability is continuously enhanced, and the technical level is continuously improved.

Non-ferrous metal industry technology innovation has made great progress. After scientific and technological research and technology development, it has overcome a number of key technologies in production, and has achieved a number of new scientific and technological achievements. A number of major scientific and technological achievements have achieved industrialization and have effectively promoted Technological progress and industrial development in the non-ferrous metals industry.

(1) Geological prospecting

Major new developments in the exploration of non-ferrous metals in the country are obvious, mainly due to breakthroughs in deep prospecting in some old mines. In response to the severe situation of shortage of non-ferrous metal mineral resources, the research and development of geological prospecting has been intensified during the 10th Five-Year Plan period, and the multi-level separation technology of remote sensing weak information, geochemical method, active metal ion method and deep ore prospecting theory have been researched and developed. And technical methods. By Yunnan old tin mine and peripheral deep mine mineralization forecast to increase reserves and research, prediction of mining polymetallic ore belt positioning Keketale concealed, first proposed three Gejiu tin metallogenic series, multi-source multi-stage mineralization, The “two-story and one-story” deposit structure model and the overall exploration of the Kekotale belt have three levels and key technical combinations, which have created significant economic and social benefits for the mining enterprises.

The exploration of replacement resources for non-ferrous metal crisis mines was fully launched. A number of non-ferrous metal resources have been newly discovered in the western and northeastern regions of China, and the basic geological work related to non-ferrous metals has been further strengthened. The pace of international cooperation and internationalization has accelerated, and the geological prospecting of non-ferrous metal mineralization zones has achieved outstanding results. In the theory of metallogenesis and exploration, related to disperse elemental mineralization, superlarge deposit mineralization, hydrothermal sedimentary basin diagenesis and mineralization, strontium mineralization and mantle plume-hot spot mineralization, post-collision (extension) metallogenic system, A series of new understandings have been made in the theory of ore-forming and ore-transforming fault mineralization, ore-forming and ore-forming systems of extra-large deposits, geophysical, geochemical, remote sensing and other mineral exploration techniques and analytical testing techniques. Significant. The overall characteristics of supply and demand of non-ferrous metal mineral resources are that most state-owned mines have entered the middle and late stage. China's nine major non-ferrous metal resource production bases have important economic and social status, and the resource crisis is becoming more and more serious. However, the non-ferrous metal mines are deep, outer (near) and new minerals. And the prospecting potential of new types of deposits (body) is huge, and the full launch of the non-ferrous metal crisis mine replacement resource exploration work will definitely make an important contribution to alleviating the crisis mine problem.

(2) Mining technology

Non-ferrous mines have made progress in processes and technologies such as cement-filled mining, non-waste mining, deep well mining, complex difficult mining, leaching mining, open pit mining, open pit underground mining and digital mining technology, with major technological breakthroughs and advancement. Technological advances in the mining industry have also made important contributions to the development of China's mining industry.

High layering mining processes successfully applied FANKOU lead zinc ore, high delamination reaches 4.5 ~ 5m, mechanized track-free focus mining operations and strengthening, panel production capacity of 840t / d. Fill mining method combined segmentation Fengshan copper mine development success, greatly reducing the stope exposed area, to achieve high efficiency in filling mining ore less stable conditions. In the Anqing Copper Mine, the 120m high-stage large-diameter deep-hole mining process was successfully adopted, and the comprehensive production capacity of the stope reached 1039t∕d. The main technical and economic indicators are close to the advanced level in foreign countries.

Develop high-concentration full tailings filling underground pressurized conveying technology and equipment, successfully apply full tailings paste pumping filling technology and structural flow self-flow filling process, develop natural graded waste rock cementation filling technology, and make full use of mine tailings And waste rock as a filling aggregate, the utilization rate of the whole tailings reached more than 95%. Realize zero discharge of waste rock in underground mining; Nanjing Qixiashan lead-zinc mine has become the first mine without waste mining in China.

Research and development of unloading mining technology and technology under deep high geostress conditions, effectively reducing the stress concentration in the mining area, using large-scale stope under high stress conditions, and achieving safe mining conditions for high-efficiency mining. An all-digital microseismic monitoring system has been established in Fankou Mine and Dongguashan Mine, which has been successfully applied in the production process, which indicates that the monitoring of mine ground pressure disasters in China has entered the real-time monitoring of digitalization and informationization.

In the mining process of complex hard-to-mine bodies, combined with the mining conditions of the Fengshan copper mine, the research and development of non-homogeneous ore body caving mining technology; successful application in the unstable ore body of Tonglushan copper mine The upward stratified strip filling mining process; combined with the gently inclined medium thick ore body of Dahongshan Copper Mine, successfully applied the combined mining empty field mining process; successfully applied stratified approach in the Tonglushan copper mine branch composite ore body Filling mining technology; mining pillar mining under the group space conditions of the Shizhuyuan polymetallic mine, the plant dam lead-zinc mine, the Tongkeng tin mine and the Luanchuan molybdenum mine, and the Tonglushan copper mine wrapped by loose slag Mining, innovation in process and technology, and good application results.

Underground leaching mining technology has been applied in many mines, making China's underground leaching mining technology enter the industrial application stage. Aiming at the oxidized ore of copper ore and copper ore, the company has developed a complete set of technologies for “hole mesh liquid, static seepage, grouting and sealing, comprehensive recovery”, and achieved a major breakthrough in in-situ leaching. In the in-situ leaching mining test conducted at the Wushan Copper Mine, the production process and technical parameters adapted to the in-situ drilling leaching were explored. Aiming at the ore in the upper subsidence area of ​​the Shouwangfen copper mine, a comprehensive process of “in-place cloth liquid, bacterial leaching, shovel liquid collection, and wet method copper extraction” was developed.

Open-pit mine steep mining technology, automobile-crushing station-tape transport system and high-steep slope reinforcement technology have been successfully applied. The mining equipment has been continuously enlarged, the electric shovel has a capacity of 16.8m ³ , and the 154t and 172t electric wheel vehicles have been applied. Dexing Copper Mine successfully applied multi-row large area differential pre-charged blasting .

Combined with the Tonglushan copper mine, the open-pit and underground joint mining technology was applied, and open-pit mining and underground mining were carried out simultaneously on one vertical plane of the ore body; the joint dewatering combined mining process was developed, without increasing the amount of open-air stripping. Safe and efficient recovery of the open pit or slope under the ore body, to achieve high mining strength, high efficiency, low scrap yield, balanced production and low mining costs.

In Dexing Copper Mine, Shizhuyuan Polymetallic Mine, Jinchuan Nickel Mine, Dongguashan Copper Mine, Anqing Copper Mine and other mines, computer technology has been applied to the optimization management and production technology design of the mining production process.

(3) Mineral processing technology

In recent years, our country bauxite resources for the high status of silicon, the world's first successful research bauxite beneficiation desilication new technology, and has in Shandong, Henan and Shanxi to build a bauxite beneficiation flotation desilication plant. The application of this new technology can greatly improve the resource utilization of bauxite, and on the basis of positive flotation, the new process of reverse flotation is studied, which further improves the technology.

Aiming at the technical problems in the development of complex polymetallic ore, the research has successfully carried out a number of high-efficiency beneficiation new processes and new technologies, such as “primary potential regulation flotation” and “persistance bamboo garden method”, which have greatly improved the complexity of China. The level of mineral processing technology of metal ore.

The research and development of large flotation machines in China has made breakthroughs. The 36m ³ large flotation machine is exported to Kazakhstan, the 50m ³ large flotation machine is applied to Jinchuan Sanxuan Plant, and the 100m ³ large flotation machine is applied to Jinfeng Gold Mine. At present, the largest 160m ³ large-scale inflatable mechanical agitation flotation machine was successfully developed by Beijing Research Institute of Mining and Metallurgy and Jinchuan Group Co., Ltd.

Our high crushing ratio low jaw crusher, cone crusher ultra fine level of inertia is a world leader, ball mill has been fully achieved domestically, some of the specifications SAG mill has joint venture.

The application of flotation column in China is highly valued. Dexing Copper Mine, Luanchuan Molybdenum Mine and Shizhuyuan Polymetallic Mine have been selected by flotation column and have achieved success.

China's ceramic filter has been completely localized, ceramic filters produced in Yixing, Jiangsu, Tongling, Anhui, and Anshan, Liaoning, have occupied the domestic market and exported to Kazakhstan.

In the aspect of crushing and grinding, the company has achieved good results by introducing advanced technology and equipment, and the Dexing Copper Mine has achieved good results. The Dongguashan Copper Mine is the first single series of 10,000 t/d of China Nonferrous Metals Concentrator. The above semi-autogenous grinding and ball milling system of the concentrator.

A batch of new high-efficiency beneficiation agents have been successfully applied to copper ore, lead-zinc ore and polymetallic ore dressing plants, which has improved the recovery rate of metals and associated metals in mine concentrators such as Dexing Copper Mine.

To further strengthen the comprehensive utilization of resources, Yichun Ta-Nb ore while the recovery of tantalum and niobium comprehensive recovery mica, feldspar, basically no tailings beneficiation; beneficiation backwater utilization are highly valued, silver lead and zinc ore beneficiation Nanjing Water Recycling The rate is as high as 95% or more.

The degree of automation of the concentrator is getting higher and higher, from single-system PLC control to the whole plant's DCS system and fieldbus system.

Despite the high level of mineral processing technology in China, and it has already gone abroad, China's large-scale cone crushing equipment, large-scale semi-autogenous grinding equipment, high-efficiency beneficiation chemicals, and automatic control systems still lag behind the level of advanced foreign countries.

(4) Copper smelting technology

Through scientific and technological research and technological transformation, the smelting technology of blast furnaces, electric furnaces and reverberatory furnaces with serious pollution has been gradually phase-out, and the introduction of digestion and independent innovation of flash smelting and Noranda, Asafa, Osmet and other oxygen enrichment Solvent smelting new technology.

The Aisa smelting technology introduced by Yunnan Copper Co., Ltd., after digesting and innovating, low energy consumption and furnace age are the first in the world. After continuous independent development and technological transformation, Jiangxi Copper Guixi Smelter has increased the production capacity of flash furnace from 50,000 t∕a to 350,000 t∕a at the time of introduction, and its production technology has reached the world advanced level. Shanxi Zhongtiao Mountain Houma Smelter Factory introduced Osmat's double furnace operating system. Its blowing furnace is the world's first industrialized production furnace. After digestion and absorption and re-innovation, the process has been further improved. The production capacity is 3.5. 10,000 t∕a increased to 50,000 t∕a. Jinchuan Group Co., Ltd. has an annual production capacity of 250,000 tons of copper synthesis furnace (copper flash technology with depleted section) has been completed and put into production. Daye Nonferrous Metals Corporation Smelter introduced Noranda Law, Tongling Nonferrous Metals Group Co., Ltd. Jinlong Smelter introduced flash smelting method, Tongling Nonferrous Metals Group Co., Ltd. Jinchang Smelter adopts Osmite method, the above enterprises undergo continuous technology Development, improvement, improvement and innovation have not only achieved industrial success, but also the main technical indicators have exceeded or reached the design level. Shandong Yanggu Xiangguang Copper Co., Ltd. introduced the flash smelting and flash-blown double flash furnace copper smelting technology of Outokumpu, Finland, with a total design capacity of 400,000 tons, including the first phase of construction of 200,000 tons in July 2007. Built to ignite. China's self-developed silver copper smelting method, through technological innovation and furnace structure transformation, as well as the improvement of refractory materials, greatly increased the life of the silver furnace.

In terms of copper refining, Jiangxi Copper Group used the Isa Electrolysis method to produce high-purity cathode copper for the first time in China, making China's cathode copper production technology into the international advanced rank. In order to improve the utilization rate of low-grade complex copper oxide ore and copper sulfide ore and expand the total amount of available copper resources, in recent years, a large number of experimental and engineering studies have been carried out in relevant domestic research institutes, such as complex copper sulfide ore leaching. Technology, low-grade vulcanization, heap leaching of copper oxide ore, bio- heap leaching and underground leaching technology, among which bio-heap leaching in Dexing Copper Mine to achieve large-scale production, Zijinshan Copper Mine 10,000-ton biological hydrometallurgical production base It was built and put into trial production. Shanxi Zhongtiao Mountain completed the underground leaching industrial test research and put it into production, forming a scale of 1,000 tons.

At the same time, China's copper smelting technology has been exported to foreign countries, and China's technical equipment has been used to build 80,000 tons of blister copper flash smelting smelter in Iran, and was completed and put into production in December 2004.

(5) Aluminum smelting technology

In terms of alumina, in view of the characteristics of the diaspore type of bauxite in China, a series of industrial technology researches on the preparation of alumina from bauxite-type bauxite raw materials have been carried out, which has overcome various technical difficulties. Independent innovation, successfully completed the process technology and equipment for producing alumina from diaspore bauxite, forming an industrial system different from the production of alumina from gibbsite. The scientific and technological achievements of independent innovation include: new technology of alumina production by beneficiation Bayer process, sand alumina technology of diaspore production, lime Bayer process, strengthening sintering method, indirect heating enhanced dissolution, falling film evaporation, indirect heating desiliconization of pipeline A series of new processes, new technologies, new equipment, and production for de-siliconization at atmospheric pressure have greatly enhanced the international competitiveness of the alumina industry, and the alumina technology for the production of diaspore has reached the world's advanced level.

In terms of electrolytic aluminum, on the basis of independent research and development of 280kA large-scale pre-baked aluminum electrolysis technology, integrated innovations: 300kA, 320kA, 350kA and a series of large-scale pre-baked trough complete sets of technical equipment with independent intellectual property rights have reached the world advanced level, and Successfully applied in the country; the first to eliminate the backward self-baking tank. The 320kA electrolyzer technology has been successfully exported to foreign countries.

In terms of carbon for aluminum, the quality of carbon anodes has been significantly improved, and the variety of cathode and lining materials has been greatly increased, which not only significantly prolongs the life of aluminum electrolysis cells in China, but also exports a large amount of carbon and lining materials for aluminum in China. .

(6) Lead smelting technology

China's independent research and development of environmentally-friendly and energy-saving "oxygen bottom blowing - blast furnace lead smelting new process", to solve the traditional lead smelting and sintering flue gas SO ₂ and return powder broken lead dust pollution, and quickly promoted. Now, 5 production lines of 5 enterprises have been put into operation, and a total production capacity of 500,000 tons has been formed. There are 5 enterprises under construction, and 5 enterprises are being designed, and 800,000 tons of production capacity will be formed. It will exceed 1/2 of the current lead production and is the fastest new technology in the history of lead metallurgy in the world. Yunnan Metallurgical Group introduced the Essa oxygen top blowing lead technology and equipment, and organic integration and combined development with the Group's self-developed “rich lead slag blast furnace enhanced powder smelting technology”, the ISA-YMG method is a unique The high-efficiency, energy-saving, clean lead-smelting process technology was completed and put into production in July 2005. The crude lead smelting process has not been reported internationally. The project also provides another world-class process technology for China's lead-smelting industry. In addition, the Kaldo lead smelting process introduced by Western Mining Co., Ltd. was completed and put into operation in Xining in 2006, resulting in a significant improvement in the serious pollution situation of lead smelting in China.

(7) Zinc smelting technology

The level of zinc smelting technology is close to the advanced level in foreign countries. 70% of the total production capacity is produced by the world's more advanced wet zinc smelting process (60%) and ISP closed blast furnace process (10%). Recently, China has made new breakthroughs in zinc smelting technology. Yunnan Metallurgical Group Co., Ltd. has successfully researched and developed a new process for oxygen leaching of iron sphalerite in China for the first time. The production process proves that the new process not only simplifies the existing wet process. The process, and its high metal recovery rate, no sulfur dioxide emissions, can recover elemental sulfur, is a technologically advanced, energy-efficient clean production process, and its technology has reached the international advanced level.

(8) Nickel smelting technology

The nickel smelting plant of Jinchuan Group Co., Ltd. adopts the “new process of flash smelting”. After innovation and development, its output has increased from 20,000 t/a to 44,600 t/a, reaching the world advanced level. In 2001, Jinchuan Group Co., Ltd. completed a pressurized full-immersion industrial test of 5000tNi/a nickel concentrate, which can provide nickel sulfate solution for nickel electrolysis refining system. On this basis, in 2004, a pressurized wet refining system with an annual output of 5000tNi/a was built. During the "10th Five-Year Plan" period, the independent research and development of the nickel carbonyl production process was completed, and the carbonyl nickel 500t/a production line was built, which broke the long-term technical blockade of China. A high-grade electrocobalt cobalt production line with full chlorination medium was also built. 2002 Jilinjien Nickel Corporation "10000t / a high purity battery grade nickel sulfate and cobalt sulfate" completion of the project, to achieve a high selectivity of nickel sulfate leach ice continuous operation, the first time as a titanium alloy lined autoclave And directly into the pure oxygen, the pressure tank and the key equipment of the pressure pump to achieve localization. It has accumulated rich experience and established a good foundation for the 30,000 t/a pressurized nickel wet refining project of Jinchuan Group Co., Ltd. In 1996, the Xinjiang Fukang Smelter used C272 to extract and separate nickel and cobalt for the first time, which greatly improved the separation coefficient of nickel and cobalt and made significant progress.

(9) Tin smelting technology

Yunnan Tin Industry Group Co., Ltd. through Osmite to strengthen the introduction of smelting technology, digestion and absorption and secondary innovation, comprehensively improved the level of tin smelting production technology, so that China's tin smelting overall technical equipment reached the international advanced level, environmental governance reached the country The main technical and economic indicators are in the international advanced ranks.

(10) Magnesium smelting and application technology

New progress has been made in electrolytic magnesium smelting technology. Fushun Aluminum Company digestion and absorption of 105kA no partition groove electrolysis technology, has been put into the average DC power consumption than the original 62.5kA trough power saving 1947kw · h / t crude magnesium; ask aluminum, magnesium plant Guanghua Chemical Company has launched a light burning Ling The magnesium ore pellets improved the chlorination industry test and achieved good results. The Minhe Magnesium Plant has realized the industrialization by using the dried Qinghai low-sodium carnallite and artificial carnallite magnesium. The 120kA non-separator tank electrolysis has a partition tank to save 2400kw·h/t coarse magnesium. The Qinghai Salt Lake Institute of the Chinese Academy of Sciences has dehydrated MgCl ₂ ·6H ₂ O in two stages, and coupled with the East China University of Science and Technology to introduce NH ₃ gas, and then dehydrated NH _{3 at} low temperature to obtain high-quality magnesium chloride chemicals.

Through the “Tenth Five-Year” national scientific and technological research, the Pijiang method of magnesium smelting technology has been greatly improved, the calcination white activity is 30% to 32%, the calcination white reduction is 0.4% to 0.5%, the material magnesium ratio is less than 6.4, and the reduction period is less than 9. In hours, the magnesium ratio of the material is reduced by 17%, the reduction cycle is shortened by 20%, the energy consumption is reduced, and the environmental management is further improved. At the same time, 10 types of cold and hot chamber die casting machines were developed, and research on magnesium alloy sheets and profiles and welding technology were carried out. The application of magnesium alloy has been continuously expanded, and 34 kinds of magnesium alloy automobile parts, 6 kinds of magnesium alloy motorcycle parts, 8 kinds of 3C magnesium alloy products and 8 kinds of magnesium alloy train parts have been successfully developed.

(11) Titanium smelting and processing technology

The “5000t Sponge Titanium” national high-tech industrialization project undertaken by Zunyi Titanium Industry Co., Ltd. was completed and put into operation in October 2004. The company has formed a production capacity of 10,000 tons of sponge titanium, and in 2005 produced 7,000 tons of titanium sponge. Baoji Nonferrous Metals Processing Factory introduced key equipment such as 10t vacuum consumable melting furnace and 2400kW electron beam cooling bed furnace, and built a 10,000-ton high-quality titanium ingot production line. It also introduced key equipment such as 2500t fast forging machine and built high-quality forging rod. The production system has greatly improved the production capacity and technical level of titanium materials; the industrial production line of φ3.0m ring rolling production line and titanium and its alloy composite board has been built. In the past few years, Northwest Nonferrous Metal Research Institute has invested 1 billion yuan to develop titanium industry, and introduced key equipment such as 1~8t vacuum consumable electric arc furnace, 1600t and 2500t fast forging machines, two large precision forging machines and series rolling mills. Established a complete production line of rod wire, pipe and layered composite materials, which has an annual production capacity of 8000t titanium ingot and 5000t processed material. The National Engineering Research Center for Rare Metal Materials Processing, which is established by the Institute, is the only pilot metal processing base for rare metal materials in China, and has made outstanding contributions to the engineering application of titanium alloy laboratory research results. Shanghai Fifth Steel Plant has also built a large fabric production line, 15t vacuum white consumption furnace, 4500t fast forging machine and 10,000t isothermal die forging production line, which greatly improved the production capacity and technical level of titanium and its alloy processed materials.

(12) Copper processing technology

The past 10 years have been the rapid development of China's copper processing technology for 10 years. Through the introduction, digestion and absorption and independent innovation, a large number of modern copper processing production lines with world-class levels have been built. The quality of many high-precision products has reached or exceeded the level of similar foreign products, greatly reducing China's copper processing technology and the world's advanced level. difference.

In terms of smelting, the furnace group has been enlarged, and the 3~5t induction furnace has replaced the 100-300kg induction furnace as the popular furnace type, and the maximum has reached 22t. Melt purification comprehensively promotes degassing and protection technology to control the oxygen content of oxygen-free copper to below 10×10 ^-6 . The application of advanced furnace technology and new furnace lining materials has made the furnace age generally more than 1.5 years;

In terms of casting, advanced technologies such as semi-continuous casting, horizontal continuous casting belt (tube, rod, type) blank, upper continuous casting line rod and tube blank completely replaced iron casting. It has also successfully developed a number of new technologies with independent intellectual property rights, such as smelting and insulation joint furnace, submerged liquid diversion, electromagnetic stirring, multi-station multi-head continuous casting;

In the aspect of strip and strip rolling, large-scale, energy-saving and high-efficiency step-type heating furnaces using flat flame burners, gas preheating and new insulation materials are used instead of inclined bottom furnaces. The rolling mills generally adopt hydraulic pressure and hydraulic bending rolls. Modern advanced technology equipment such as automatic centering, segmental cooling lubrication and automatic thickness control of the rolling line has improved the accuracy of the product by an order of magnitude; in terms of pipe bar extrusion, the hydraulic press has completely replaced the hydraulic press. The water seal extrusion, the inner cooling of the piercing needle, the rapid mold change of the transverse mold base, and the application of the laser to the new medium technology make the extruded product more precise, the performance is more consistent, and the production efficiency is higher. Large stroke and large processing rate annular hole rolling technology has been promoted. The application of tube blank planetary rolling technology has enabled the production of air-conditioning pipes in China to find a short-flow, low-cost road. In particular, the development and application of disc stretching and multi-stage continuous stretching technology have revolutionized the production of copper pipes in China. Bright annealing technology, gas-fired furnaces and in-line induction annealing furnaces have greatly improved the surface quality of the strip and tube and the structure and properties of the product. Due to the development and application of these new technologies, the quality of lead frame cadmium strips, oxygen-free copper cable strips, transformer copper strips, air conditioning tubes, condensing tubes, synchronizer ring tubes, water tubes, brass rods, etc. Or become close to the world's advanced level and become the leading product;

In terms of wire material production, shaft furnace smelting, continuous casting and rolling bright copper rod technology and high-strength copper rod technology have been widely promoted, making China's wire and cable both in the world in terms of quantity and quality.

(13) Aluminum processing technology

Through independent development, introduction and digestion, aluminum processing has formed a number of original processing technologies, such as: continuous casting and rolling technology and equipment for aluminum slabs, electromagnetic casting and rolling technology and equipment for aluminum strip blanks, and modern aluminum sheets with hot and cold Mill design and manufacturing technology, design and manufacturing technology for tons of horizontal extruders. While focusing on the quality of the surface of the tissue surrounding the ingot metallurgical performance and product quality, processing material science and technology research, the formation of an aluminum alloy melt purification technology with independent innovation, greatly improving the product yield; developed transport coal car High value-added products such as armored vehicles and pre-stretched sheets for aviation; high-grade products such as cans, PS printing plate bases and high-voltage anode foils for capacitors. In addition, the 1+4 aluminum strip hot strip rolling production line representing the current international advanced level was completed and put into operation on June 28, 2005. The annual production capacity of aluminum sheet and foil of this project is 35~45 million tons. It mainly produces high-grade PS printing plate aluminum plate base, can material, curtain wall decorative aluminum plate, high-quality aluminum foil blank and other high-precision aluminum plate strips that need to be imported in China. . The process technology and equipment of the entire production line have reached the international advanced level, and the comprehensive energy consumption per unit product is reduced by 26.8% compared with the 1+1 production line. The completion and commissioning of the production line will change the history of long-term dependence on imports of high-precision aluminum sheet and strip in China, and will play an important role in promoting the level of technical equipment in China's aluminum processing industry.

(14) New material technology

New materials for non-ferrous metals have developed rapidly in recent years. A series of new high-strength, high-toughness, corrosion-resistant, weldable aluminum alloys and Al-Li alloys have been researched and developed to meet the needs of aerospace and transportation industries; high strength, heat resistance, corrosion resistance, flame retardancy, shape Titanium alloys such as memory and biomedicine have been formed into series. The key technologies of smelting, deformation processing and precision casting have been successfully applied and successfully applied. A series of high-performance magnesium alloys for automobiles have been developed, which has broken through the industrialization of a batch of magnesium alloys. Key technologies applied; a number of new products such as continuous, discontinuous fibers and particle-reinforced titanium-based, aluminum-based composites and layered composites have also been researched and developed. New functional materials, high-performance memory alloy materials typified by TiNi alloys still occupy the mainstream direction, and research on new materials such as magnetic drive memory alloys is becoming more and more active. Through the improvement of the process technology, the performance of the memory alloy is comprehensively improved while the cost is significantly reduced; the surface of the biomedical metal material is controlled by the modification method, so that the biocompatibility of the biomedical metal material is improved; Immobilization of molecules on the surface of materials, and through surface modification technology, biomedical metal materials have made progress in biological functionalization and intelligence. In China, we have mastered the technology of drawing large-diameter silicon single crystals, and successfully made 12-inch diameter silicon single crystals, and established 4, 5, 6, and 8-inch silicon single crystal polishing sheets to meet the needs of 0.25~3μm integrated circuits. Demand for manufacturing technology; compound semiconductor materials such as GaAs, InP, GaP, infrared window materials such as CVDZnS, and Ge material preparation technologies have made great progress; due to the pulling of solar cells, polysilicon production technology has attracted widespread attention, in independent innovation and introduction of technology. Progress has been made in both digestion and absorption and innovation. New energy materials have made remarkable progress, and secondary batteries and their key materials have been industrialized. China has become a major producer of new secondary batteries and related materials. Lithium- ion batteries and nickel-hydrogen batteries have been widely used in mobile communications and portable appliances. Ni-MH power batteries and lithium-ion power batteries have been successfully applied in the demonstration operation of hybrid vehicles, fuel cell vehicles and pure electric vehicles respectively; new hydrogen storage materials and metal hydride hydrogen storage devices have been successfully applied to a variety of fuel cell portable In the power supply. In the research and development of superconducting materials, the performance of high-temperature superconducting lanthanum strips, large-area double-sided superconducting films, large-size melt-textured single-domain blocks, etc. have reached practical levels, and in cables and current limiters. , aspects of the energy storage device, such as access to HTS filter test applications; prepared solution of magnesium boron key technologies superconducting wire strip; preparation to achieve a dynamic second generation HTS tapes; international Thermonuclear fusion in Driven by projects such as experimental plans, low-temperature superconducting materials began to be industrialized. Breakthrough progress has been made in the surface technology and engineering of materials. The application of modern surface technology to surface modification of materials, deposition of thin films, coating of various coatings has achieved the transformation of the surface of materials into various expectations. Surface function and excellent performance. Its coated products are widely used in the fields of microelectronics, optoelectronics, computers, telecommunications, electricity, magnetism and traditional industries. They are particularly prominent in solving the problem of composite, lightweight, multi-functional and intelligent materials development.

The research success and production application of a large number of new technologies, new technologies and new materials have promoted the optimization and upgrading of China's non-ferrous industrial production technology and equipment, and improved the competitiveness of China's non-ferrous metal industry.

Second, to obtain a number of major scientific and technological achievements, and effectively promote the scientific and technological progress of the industry

In the past 10 years, the non-ferrous metal industry has achieved a large number of scientific and technological achievements, and won 1,640 scientific and technological awards from the China Nonferrous Metals Industry; 17 national technical invention awards, including 1 first prize and 8 second prizes; won the National Science and Technology Progress Award. 81 items, including 6 first prizes and 48 second prizes; 2 Chinese patent gold awards, 29 excellent awards; and 1298 scientific and technological achievements identified by the nonferrous metals industry.

The landmark achievements of the National Technology Invention Award and the National Science and Technology Progress Award are:

(1) Preparation technology of high performance carbon/carbon aviation brake materials

The "Preparation Technology of High Performance Carbon/Charcoal Aviation Brake Materials" invented by Academician Huang Boyun won the first prize of National Technology Invention in 2004, and filled the vacancy of the award for six consecutive years and became the biggest highlight of China's scientific and technological circles. More than 60 people in the carbon/charcoal aviation brake research group of Central South University, after more than 10 years of hard work, cost 150 million yuan to overcome a number of key technologies, successfully developed a technology route completely different from foreign countries with their own characteristics and independent intellectual property rights. The anthracite carbon composite aviation brake pair has made China the fourth country to produce large aircraft carbon/carbon composite aviation brakes after the United States, Britain and France. This project has pioneered five carbon/carbon brake material preparation technologies at home and abroad, including full carbon fiber preform, reverse directional flow-radial thermal gradient CVI technology, pyrocarbon and resin carbon two-phase composite structure technology, and high temperature of the system. Heat treatment process technology, anti-oxidation coating formula and special coating technology; overcome the series of problems in the preparation process of carbon/carbon composites: a series of inventions and innovations have been formed in the equipment and evaluation system. The first high-performance carbon/carbon aviation brake material that has been approved by the Civil Aviation Administration of China for the production of high-performance carbon/carbon aviation brake materials has been successfully applied to China's large civil aircraft and military aircraft for national aviation strategic security and defense. Modernization provides an important guarantee. The project has obtained 10 national invention patents, 4 of which have been authorized. The project has built an industrial production line with an annual output of 10,000 sets of carbon/carbon brake pads and an output value of 200 million yuan, and further developed a series of carbon brakes such as A320, Y8W, JH7 and Tu204. The success of this project has not only opened up a new high-performance aviation carbon brake manufacturing industry in China, but also played a significant role in promoting the technological advancement of aerospace, chemical, chemical, transportation and other industries.

(II) 280kA, 300kA, 320kA, 350kA series large-scale prebaked anode aluminum electrolysis cell technology

280kA, 300kA, 320kA, 350kA series large-scale prebaked anode aluminum electrolytic cell technology realize industrialized and large-scale production. In 1996, the national large-scale aluminum electrolysis industrial test base and the 280kA large-scale aluminum electrolysis cell industrial test project passed the expert appraisal and acceptance. The successful development of the project is a milestone in the history of aluminum smelting in China. Its industrial application can increase labor efficiency by 20% to 25%, reduce the investment of tons of aluminum infrastructure by 18% to 20%, and greatly improve current efficiency. Reduce power consumption. It has been promoted and applied in Jiaozuo Wanfang. The project won the first prize of the 1998 National Science and Technology Progress Award. On this basis, 300kA, 320kA, 350kA series large prebaked anode aluminum electrolysis cells were developed. The 300kA prebaked anode aluminum electrolysis cell technology has been applied in 12 projects of 10 electrolytic aluminum plants with a designed production capacity of 2.925 million t/a. For the first time, the 320kA large-scale aluminum electrolyzer technology was put into production in Pingguo Aluminum Co., Ltd., and it has achieved large-scale production in Henan Zhongfu Industrial Co., Ltd. The large-scale pre-baked tank of 350kA realizes large-scale production in Qingtongxia Aluminum Industry Co., Ltd. and Henan Shenhuo Aluminum Industry Group Co., Ltd. This is the first time that this technology has realized industrial production in the world, which indicates that China's aluminum electrolysis large-scale tank technology has been in the forefront of the world. The construction scale of the 350kA extra large aluminum electrolysis cell of Qingtongxia Aluminum Group Co., Ltd. is 250,000 t∕a, and the 350kA extra large aluminum electrolysis cell project of Henan Shenhuo Aluminum Industry Co., Ltd. has been built 14t/a. This technology has been used in Lanzhou Aluminum. The company's 270,000 tons of new projects have been pushed to the international market and won the bid in Iranian engineering.

(III) Development of 100MN hydraulic double-acting aluminum extrusion technology and equipment

Shandong Jinlin Group Co., Ltd., Xi'an Heavy Machinery Research Institute, Shanghai Heavy Machinery Plant, China Aviation First Group Corporation No. 304 Research Institute, Central South University and Northwestern Polytechnical University completed the "100MN hydraulic double-action aluminum extrusion technology and equipment development" The results won the first prize of the National Science and Technology Progress Award in 2004. China's first 10,000 t (100 MN) hydraulic double-acting large-scale aluminum extrusion press production line independently designed and developed with independent intellectual property rights. In 2002, Shandong Longkou Junlin Group successfully squeezed the super long used to manufacture subway trains. Aluminum profiles. The world's largest large-scale aluminum extrusion press is a private enterprise Shandong Junlin Group project investment, designed by Xi'an Heavy Machinery Research Institute, Shanghai Heavy Machinery Factory, its automation control system through the MPI network for network control, reached 21 The international level at the beginning of the century. The production line not only fills the blank of heavy extrusion equipment in China, but also ends the history of the import of large-scale aluminum extrusion presses in China. It is a domestically produced extra large technology after the successful development of the 125,000-ton horizontal hydraulic press in the late 1960s. Another major innovation in equipment will have a tremendous impact on China's manufacturing industry, which is actively moving toward the ambitious goal of the “world factory”.

(4) New process for alumina production from bauxite ore-bayer method

China's Great Wall Aluminum Co., Ltd., Beijing Research Institute of Mining and Metallurgy, Central South University, Zhengzhou Light Metal Research Institute, Shenyang Aluminum and Magnesium Design and Research Institute, China Nonferrous Metals Industry Technology Development and Exchange Center completed the "Bauxite Mineral Processing-Bayer Process to Produce Alumina The results of the new technology won the second prize of the 2001 National Science and Technology Progress Award.该成果已在中国铝业公司中州分公司建成60万t∕a规模生产线。生产实践证明该工艺与目前生产使用的混联法工艺比：降低能耗50％以上，节省建设投资16．4％，降低生产总成本8．86％。为占我国铝土矿资源80％的含硅高的一水硬铝石矿的利用，找到了一条能耗低、成本低、投资省的生产氧化铝的新工艺路线。由于新工艺能将原不能被经济利用的铝硅比为4～6的铝土矿可以变为有用矿物，因而可大大扩大资源量，使可利用铝土矿的保证年限从30多年提高到近100年。这一成果不仅是世界上第一次应用选矿方法提高铝土矿质量生产氧化铝的成功实践，而且开创了世界含铝矿物选矿的先河，为提高我国氧化铝工业的竞争能力和可持续发展提供了技术支撑和资源保证。

（五）氧气底吹熔炼一鼓风炉还原炼铅（SKS）新工艺及工业化装置开发研究

中国有色工程设计研究总院、水口山有色金属有限责任公司、河南豫光金铅集团有限责任公司、安徽科威金属材料股份有限公司合作完成的“氧气底吹熔炼－鼓风炉还原炼铅（SKS）新工艺及工业化装置开发研究”成果2004年获国家科学技术进步二等奖。该工艺具有投资省（为传统流程的70％，不到引进工艺的50％），综合能耗低（为380～400kg标煤／t粗铅，与基夫赛特和顶吹浸没熔炼工艺持平），环保好（硫的捕集率＞99％，所有排放物均达标），金属回收率高（铅、银达98％～98．5％），生产成本低（为传统工艺的85％，，比国外新工艺更低）等特点。该成果解决了铅冶炼长期存在的环境严重污染问题，改变了我国铅冶炼技术水平落后的局面。目前已建成投产的有5个企业6条生产线。目前用该技术在建的有5个企业，正在设计的还有5个企业，还将形成80万t生产能力，届时应用面将超过目前铅产量的1／2。采用该技术还正在建设铜冶炼厂（中色建设、越南生权铜矿项目）1个，设计产能1万t∕a粗铜；正在设计铜冶炼项目1个—东营黄金冶炼厂，设计产能5万t／a粗铜。

（六）一水硬铝石生产砂状氧化铝技术开发及推广应用

中国铝业股份有限公司完成的“一水硬铝石生产砂状氧化铝技术开发及推广应用”成果2005年获国家科学技术进步二等奖。该成果取得了具有自主知识产权的一水硬铝石拜耳法种分、烧结法碳分生产砂状氧化铝的两种分解工艺技术，可在不对现有氧化铝厂生产系统进行大的改造的情况下，生产出合格的砂状氧化铝产品。该技术结束了我国不能生产优质砂状氧化铝的历史。

三、国家重点实验室、工程研究中心、企业技术中心等创新能力建设取得新进展

科技基础条件包括各类实验研究基地，这是科技创新的物质基础，是科技持续发展的根本保障。在国家发展改革委员会和国家科技部的支持下，依托科研院、所、高等学校和大型企业建立了一批人才汇集、科研设施和仪器设备配套的国家重点实验室、工程研究中心、企业技术中心等。通过资源有效配置和共享，服务于全行业，显著提高了行业的创新能力。

（一）工业性科研院、所首批获得国家重点实验室建设

北京有色金属研究总院“有色金属材料制备加工国家重点实验室”于2005年3月22日获国家科技部批准。这是国家科技部首批批准在我国工业性科研院、所中组建的国家重点实验室，也是有色金属行业科研院、所中的第一家。2007年7月北京矿冶研究总院“矿物加工科学与技术”和西北有色金属研究院“金属多孔材料与技术”两个国家重点实验室通过国家科技部批准。至此，有色行业已有包括中南大学粉末冶金在内的4个国家重点实验室。

（二）有色金属行业两个国家工程实验室获得首批批准建设

为进一步加强自主创新能力建设，2005年12月，国家发展改革委员会批准启动了首批三个国家工程实验室建设试点，有色金属行业占据三席中的两席。即：北京有色金属研究总院“生物冶金国家工程实验室”和昆明理工大学“真空冶金国家工程实验室”同时获国家发展改革委员会首批批准建设。

（三）国家工程研究中心建设取得新进展

10年来，国家发展改革委员会和国家科技部在有色金属行业批准建立了6个国家工程研究中心。其中，昆明理工大学“废弃物资源化国家工程研究中心”于1997年获国家发展改革委员会批准；桂林矿产地质研究院“国家特种矿物材料工程技术研究中心”于2001年获国家科技部批准；长沙矿山研究院“国家金属采矿工程技术研究中心”、中国铝业公司郑州研究院“国家铝冶炼工程技术研究中心”于2003年12月获国家科技部批准；宁夏东方有色金属集团公司（西北稀有金属材料研究院）“国家钽铌特种金属材料工程技术研究中心”于2004年8月获国家科技部批准；金川集团有限公司“国家镍钴新材料工程技术研究中心”于2005年12月获国家科技部批准。至此，有色金属行业在国家发展改革委员会和国家科技部已有16个国家工程研究中心。其中通过国家发展改革委员会批准的有6个；国家科技部批准的有10个。依托科研院、所建设的有北京有色金属研究总院（3个）、北京矿冶研究总院（3个）、长沙矿山研究院、广州有色金属研究院、桂林矿产地质研究院、昆明贵金属研究所、西北有色金属研究院等11个国家工程研究中心；依托大学建设的有中南大学、昆明理工大学等2个国家工程研究中心；依托企业建设的有中国铝业股份有限公司、宁夏东方有色金属集团有限公司、金川集团有限公司3个国家工程研究中心。

（四）国家企业技术中心建设取得新进展

1996～2007年，国家发展改革委员会和国家科技部在有色金属行业认定了23个国家级企业技术中心。它们是：中国长城铝业公司、株洲冶炼集团有限责任公司、柳州华锡集团有限责任公司、贵州铝厂、云南锡业集团有限责任公司、青海铝业有限责任公司6个企业的国家级企业技术中心于2000年1月获原国家经贸委批准。中国铝业公司和江西铜业集团公司的国家级企业技术中心于2004年3月获国家发改委批准。中国铝业股份有限公司技术中心于2005年10月获国家发改委批准。紫金矿业集团股份有限公司、厦门钨业股份有限公司、江西铜业集团公司（此前已批准过）、宁夏东方有色金属集团有限公司（此前已批准过）和西部矿业股份有限公司的国家级企业技术中心于2006年1月获国家科技部等5部门批准。铜陵有色金属（集团）公司技术中心、云南冶金集团总公司技术中心、西南铝业（集团）有限责任公司技术中心、新疆众和股份有限公司技术中心于2006年9月获国家发改委批准。东北轻合金有限责任公司技术中心、江苏常铝铝业股份有限公司技术中心、宁波博威集团有限公司技术中心、山东丛林集团有限公司技术中心、金龙精密铜管集团股份有限公司技术中心、云南铜业（集团）有限公司技术中心和金堆城钼业集团有限公司技术中心2007年9月获国家发改委批准。

目前，有色金属行业已有24个国家级企业技术中心，不含原批准的中国铝业公司下属4个铝冶炼企业（中国铝业公司技术中心批准后，原批准的山东铝业公司、中国长城铝业公司、贵州铝厂和青海铝业责任公司技术中心统一纳入到中国铝业有限公司技术中心，国家不再单列）。

四、推进行业科技进步工作有了较大进展

10年来，有色金属行业各单位承担并完成了多项国家科技攻关和“973”等重大科技项目，建成了一批国家工程研究中心，以企业为主体的技术创新体系建设稳步推进，科研院、所改革和科技中介服务能力建设取得了可喜进展。这些，不仅为有色金属工业发展提供了技术支持，同时为今后科技创新打下了良好基础。

（一）完成了一批国家重大科技项目

1、完成了中国有色金属工业协会作为组织单位负责的“十五”国家科技攻关计划“大型紧缺金属矿产资源基地综合勘查与高效开发技术研究”重大项目。该项目共取得科技成果174项，获科技成果奖8项，其中国家级1项，省部级7项；申请专利55项，已授专利权9项；发表论文428篇；3个软件登记为软件著作权保护产品；建成试验生产线18条；有20多项成果用于实际生产，已产生了巨大的经济效益和社会效益。项目提交7处紧缺战略性矿产资源后备勘查基地，新增资源量：铜271万t、铅锌197万t、金160.5t、银2490t、 铀 1万t、 钾盐 6000万t。该项目成功地开发出总体技术达到国际领先水平的具有自主知识产权的一水硬铝石生产砂状氧化铝的成套技术，并在中国铝业股份公司山西分公司年产120万t氧化铝生产系统得到成功应用，结束了我国不能生产优质砂状氧化铝的历史；研究成功的羰基法镍精炼工艺已在金川集团公司建成500t∕年规模中试线，该项目研究成功终结了国外对这一技术的垄断历史。

2、完成了中国有色金属工业协会作为组织单位负责的“十五”国家科技攻关计划“矿产资源高效开发技术研究”重大项目。该项目建成示范点42个、工业试验生产线11条。有51项成果申请了国家专利（其中申请发明专利28项），有38项专利已经授权（其中发明专利21项）。发表相关论文375篇，3个软件已获得软件著作权。项目取得了一批重大科技成果，达到了考核指标要求，圆满完成了各项攻关任务并通过了验收。项目取得的主要成果：项目从针对我国固体矿产业发展面临的重大、关键问题，从钢铁、有色金属、煤炭、非金属等方面，首次系统研究提出了我国固体矿产资源领域技术政策研究报告、提出了我国固体矿产业持续发展技术创新支撑体系的政策建议；形成了化探、遥感、物探、航测找矿技术方法的合理组合，并运用其在铜陵、水口山、招远、大厂和个旧等示范基地获得找矿的重要发现，为矿山外围及深部找矿提供了技术支撑；成功开发出千米深井采矿工艺技术；成功研制了具有国际先进水平的160m3充气机械搅拌式浮选机等高效节能设备；研究应用了烧结法种分砂状氧化铝生产技术，为利用国有铝土矿生产氧化铝奠定了技术基础；形成万t级生物提铜技术系统，使我国铜生物冶金技术首次实现了生产规模的应用；进一步完善了具有自主知识产权的矿浆电解新工芝及成套装备。以上技术，为我国立足自有矿山解决重要矿产资源紧缺问题，提供了强有力的技术支撑。

3、完成了“十五”国家科技攻关计划“镁合金开发应用及产业化”重大项目并通过了验收。该项目突破了镁合金产业化进程主要的10项核心应用关键技术，开发出的具有自主知识产权的镁合金微弧氧化处理技术和设备，解决了镁合金的大气腐蚀、电偶腐蚀和擦伤腐蚀及处理过程的无污染特性而引起镁产业界的极大关注。目前国内已有第一汽车制造集团等10余家企业采用了该项技术；初步形成了一条相对完整的镁合金产业链，形成了从原料生产、装备制造、产品开发到产业化示范基地的镁合金高技术产业格局；形成具有我国自主知识产权的镁合金技术和产业化创新体系；建立了3个国家级技术研发中心，3个国际合作实验室，9家新型股份制企业；建立了镁合金原料生产示范基地5个、产业化示范线10条；建立了镁合金装备的制造示范基地2个、产业化示范线7条；建立了镁合金及相关材料技术开发的生产示范基地2个、产业化示范线21条；建立了镁合金制品应用基地7个、产业化示范线35条；培养博士后、博士、硕士321人，项目申请专利205项，其中发明专利135项，已授专利权69项；撰写报告、论文433篇，其中国外发表近百篇；完成新产品、新工艺、新材料等成果292项；共有19项科技成果获国家、省、部级科技进步奖；项目制定、修订镁合金技术及产品国家标准40项、企业标准81项；项目直接经济效益实现新增产值232亿元，新增利税4．5亿元，出口创汇1．1亿美元；卓有成效地实施了“人才、专利、标准”三大战略。针对我国镁产业发展，开展了镁产业发展战略研究；开展了广泛的国际科技合作与交流；建立了“两岸三地”镁产业的技术交流与合作机制；开展了中、美、加三国镁合金开发合作，使中国镁的国际影响力和地位获得了较大提升。

4、完成了中国有色金属工业协会作为项目组织单位之一负责的“十五”国家科技攻关计划“西部优势矿产资源勘查关键技术研究”重大项目中的有色金属行业课题并通过了验收。该项目深化和完善了成矿系列理论，提出锡铁山矿床成矿新模式，实现了找矿新突破；开发出适应西部特殊景观区的勘查技术和区域评价技术，有效提高了勘查效率和效果，为西部矿产资源勘查、评价提供了强有力技术支撑。

5、国家973项目“提高铝材质量的基础研究”通过验收。针对我国铝材在适应国家发展需求中存在的高性能铝材基本依赖进口，铝土矿资源的80％由于其铝硅比低、含硅高，带来铝冶炼的高能耗、高成本等问题，国家批准设立了以钟掘院士为首席科学家的“提高铝材质量的基础研究”的“973”项目研究课题。中南大学、上海交通大学、东北大学、航空621所、北京有色金属研究总院等单位，依托中国铝业公司下属的西南铝业集团有限公司、中国铝业股份有限公司中州分公司等企业，为问题发掘和技术创新突破的试验基地。通过三年努力，突破了铝土矿反浮选、铝冶炼节能和高性能铝材设计与制备的一系列理论和技术的关键问题，取得了重要的理论和技术成果。项目于2004年11月5日通过了验收，被国家科技部评为材料领域“973”项目的第一名。该项目共培养优秀青年人才21名，其中长江学者3名、国家杰出青年基金人才3名，跨世纪人才7名；培养博士后研究人员23名，博士研究生109名、硕士研究生148名。该项目共发表论文1100余篇，SCI收录论文288篇，EI收录论文344篇；67项国家发明专利获得授权，获国家科学技术发明二等奖1项，国家科学技术进步二等奖2项，获省部级科技成果奖18项。该项目的完成为满足国家对铝材的重大需求，促进我国铝业生产全面技术升级，找到了基本科学依据，创造了新的工艺技术路线，形成了多项核心技术并已初见成效。

6、一批国家工程研究中心建设项目通过验收。“九五”期间，完成了国家科技部下达由北京有色金属研究总院承担的“复合材料”、北京矿冶研究总院承担的“金属资源综合利用”、广州有色金属研究院承担的“钛及稀有金属粉末冶金”、昆明贵金属研究所承担的“贵金属材料”和国家发展改革委员会下达由北京有色金属研究总院承担的“半导体材料”等5个国家工程研究中心的建设任务并通过验收。“十五”期间，完成了国家发展改革委员会下达由中南大学承担的“粉末冶金”、北京有色金属研究总院承担的“稀土材料”、北京矿冶研究总院承担的“无污染有色金属提取与节能技术”、西北有色金属研究院承担的“稀有金属材料加工”、昆明理工大学承担的“废弃物资源化”和国家科技部下达由桂林矿产地质研究院承担的“特种矿物材料”等6个国家工程研究中心的建设任务并通过验收。这些国家工程研究中心的建成并投入运行，为有色金属行业新技术系统集成、产业化技术开发和工程化转化以及创新能力提升打下了良好基础。

（二）以企业为主体的技术创新体系建设稳步推进

根据2005年统计数据：有色金属行业大中型工业企业758个，有科技机构的企业207个，

Strut Mount

Shock strut mounts are an essential component of a vehicle's suspension system. They are responsible for connecting the Shock Absorber to the vehicle's chassis, providing a stable and smooth ride for the driver and passengers.
There are several different types of shock strut mounts available, including rubber, and Metal mounts.

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