Xianda He

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Shenzhen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for recycling lead from waste glass containing lead
- Patent number 8,771,620
- Issue date Jul 8, 2014
- Shenzhen Gem High-Tech Co., Ltd.
- Kaihua Xu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
COATED COBALT POWDER AND PREPARATION METHOD THEREOF
- Publication number 20140113140
- Publication date Apr 24, 2014
- JINGMEN GEM NEW MATERIAL CO., LTD
- Miaomiao Guo
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR RECYCLING LEAD FROM WASTE GLASS CONTAINING LEAD
- Publication number 20130129585
- Publication date May 23, 2013
- Kaihua Xu
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...