Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation

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Jiangxi, CN

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Patents Grantslast 30 patents

Information Patent Grant
Combined furnace system for fire refining red impure copper
- Patent number 9,464,845
- Issue date Oct 11, 2016
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Bingyan Zhang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for preparing ultrafine tungsten carbide powder
- Patent number 8,980,215
- Issue date Mar 17, 2015
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Baiwan Wei
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Ball milling process for preparing hard alloy mixture
- Patent number 8,584,975
- Issue date Nov 19, 2013
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Yanjun Li
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for determining chromium content in a tungsten matrix with a...
- Patent number 8,557,594
- Issue date Oct 15, 2013
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Yiqi Hu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for preparing ammonium metatungstate
- Patent number 8,435,467
- Issue date May 7, 2013
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Zhangqing Luo
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
COMBINED FURNACE SYSTEM FOR FIRE REFINING RED IMPURE COPPER
- Publication number 20140102660
- Publication date Apr 17, 2014
- Jiangxi Rare Earth and Rare Metals Tungsten Group Corporation
- Bingyan Zhang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

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