Guoqing Deng

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Nanchang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Liquid collection process with liquid guiding holes for in-situ lea...
- Patent number 8,979,210
- Issue date Mar 17, 2015
- Jiangxi Rare Earth and Rare Metals Tungsten Group Holding Co., Ltd.
- Yaofeng Tan
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
LIQUID COLLECTION PROCESS WITH SECONDARY CHANNELS FOR IN-SITU LEACH...
- Publication number 20130200681
- Publication date Aug 8, 2013
- Yaofeng Tan
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
"LIQUID COLLECTION PROCESS WITH LIQUID GUIDING HOLES FOR IN-SITU LE...
- Publication number 20130154338
- Publication date Jun 20, 2013
- Yaofeng Tan
- E21 - EARTH DRILLING MINING