Yunnan Metallurgical Group Co., Ltd.

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Kunming, Yunnan Province, CN

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Patents Grantslast 30 patents

Information Patent Grant
Purification method of zinc sulfate leachate
- Patent number 8,545,690
- Issue date Oct 1, 2013
- Yunnan Metallurgical Group Co., Ltd.
- Jikun Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Swirling column nozzle, swirling column smelting equipment using th...
- Patent number 8,147,747
- Issue date Apr 3, 2012
- Yunnan Metallurgical Group Co., Ltd.
- Jikun Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method and apparatus for lead smelting
- Patent number 8,133,295
- Issue date Mar 13, 2012
- Yunnan Metallurgical Group
- Philip Scott Arthur
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SWIRLING COLUMN NOZZLE, SWIRLING COLUMN SMELTING EQUIPMENT USING TH...
- Publication number 20100107821
- Publication date May 6, 2010
- Yunnan Metallurgical Group Co., Ltd.
- Jikun Wang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD AND APPARATUS FOR LEAD SMELTING
- Publication number 20080250900
- Publication date Oct 16, 2008
- YUNNAN METALLURGICAL GROUP
- Philip Scott Arthur
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

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