RE Chemicals
RE Metals and Alloys
Magnetic Materials
Luminescent Materials
Other nonferrous metal materials
Grirem Advanced Materials Co.,Ltd.(hereinafter referred to as “Grirem”) was founded after an entire restructuring to National Engineering Research Center for Rare Earth Materials(hereinafter referred to as “CREM”) as a joint-stock company in 2001, with Grinm group Co., Ltd. ( previous General Research Institute for Non-ferrous Metals, hereinafter referred to as “GRINM”) as the main sponsor. [More]

We, Grirem Advanced Materials Co., Ltd., adhere to the concept of scientific and technological innovation in our development, have developed more than 300 advanced technologies in rare earth metallurgy, separation and purification, rare earth metals and alloy, as well as rare earth functional materials, obtained 171 national and provincial science and technology awards, some of which science and technology awards are as follows:

Rare Earth  Hydrometallurgy and Purification

1、The new process of non-saponification extraction and separation——Second Prize of State Technological Innovation Award

2、Process of separating low-yttrium mixed rare earth concentrate——Second Prize of State Invention Award

3、Process of separating pure terbium oxide, dysprosium oxide and gadolinium oxide by HEH(EHP) extractio

n resin——Third Prize of State Invention Award

4、Roasting by rotary kiln-solvent extraction method for processing Baotou RE concentrate——Third Prize of State Invention Award

5、Application and popularization of acid method decompositing and separating Baotou mixed rare earth concentrate——Second Prize of State Science and Technology Progress Award

6、Process of separating individual RE element by solution transformation of sulfuric acid leaching-P507 extracting-half counter current stripping of Baotou RE concentrate——Second Prize of State Science and Technology Progress Award

7、Process of separating rare earth elements by solvent extraction with P204 in sulphuric acid system——Third Prize of State Science and Technology Progress Award

8、A process for pretreating organic extractant and application——Honorable Mention of State Patent Award

9、Process for separating rare earth elements with solvent extraction in sulphuric system——Honorable Mention of State Patent Award

10、 Emission standards for rare earth industrial pollutants ——  First prize of China nonferrous metal industry science and technology award

11、 An electrolytic reduction preparation of europium ——Honorable Mention of State Patent Award

12、The new process of extraction and purification of rare earth with low carbon, low salt and no ammonia nitrogen ——First prize of China nonferrous metal industry science and technology award

13、Use of Mg(HCO3)2 and/or Ca(HCO3)3 aqueous solution in metal extractive separation and purification——Honorable Mention of State Patent Award

14.Use of Mg(HCO3)2 and/or Ca(HCO3)3 aqueous solution in metal extractive separation and purification——Third prize of the Beijing invention patent award

Rare Earth Metals and Alloy

1、Research on the comprehensive utilization of rare earth metals ——Award for national Key Technology R&D

2、Research and application of yttrium-based  heavy rare earth alloy process——Award for National Science 

3、Ultra-high pure RE metals and alloys (99.9-99.99% grade)——The National New Product

4、High pure dysproium metal((Dy/TREM)>99.95%)——The National New Product

5、High pure terbium metal ((Tb/TREM)>99.95%——The National New Product of 2000 year

6、Dysproium metal——The National New Product

7、The integrated preparation technology of ultra-high purity rare earth metals (99.99% grade)——First prize of China nonferrous metal industry science and technology award

8、The national standard  for  Chemical analysis method of dysprosium and dysprosium ————Second  prize of China nonferrous metal industry science and technology award

9、The national standard  for Yttrium magnesium alloy (GB/29657-2013)——Third  prize of China nonferrous metal industry science and technology award

10、Yttrium  alloy ——Second prize of technical standard excellence award

11、Vehicle exhaust purification catalyst ——Third prize of technical standard excellence award

12、 A method and device for preparing high purity neodymium metal ——Honorable Mention of State Patent Award

Rare Earth Compounds

1、Application of rare earth compounds in agriculture_——Second Prize of State Science and Technology Progress Award

2、Application of rare earth compounds in agriculture——Award for national Key Technology R&D

Rare Earth Functional materials

1、The industrialization technology and equipment of high-qulity strip casting metals and  alloys for rare earth functional materials——Second prize of State Technological Innovation Award

2、Aluminate phosphor containing bivalence metal elements, its preparation and the light emitting devices incorporating the same——Honorable Mention of State Patent Award

3、 Process of preparing SmCox permanent magnetic powder for solid state sintering with calciothermic reduction——Third prize of State Science and Technology Progress Award

4、Study of rare earth permanent magnetic alloy——Award for national Key Technology R&D

5、Luminescent materials for metal halide lamps——The National New Product

6、Determination of RE-Co permanent magnetic materials——Award for National Science 

7、Fast quenching NdFeB permanent magnetic powder ——Second prize of technical standard excellence award

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