Shuang QIU

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for processing rare earth concentrate ore
- Patent number 11,773,467
- Issue date Oct 3, 2023
- CHINA ENFI ENGINEERING CORPORATION
- Jianwen Tang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Device for continuously decomposing rare earth concentrate ore
- Patent number 11,578,385
- Issue date Feb 14, 2023
- CHINA ENFI ENGINEERING CORPORATION
- Jianwen Tang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD AND SYSTEM FOR PROCESSING RARE EARTH CONCENTRATE ORE
- Publication number 20200056265
- Publication date Feb 20, 2020
- CHINA ENFI ENGINEERING CORPORATION
- Jianwen TANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
DEVICE FOR CONTINUOUSLY DECOMPOSING RARE EARTH CONCENTRATE ORE
- Publication number 20200056261
- Publication date Feb 20, 2020
- CHINA ENFI ENGINEERING CORPORATION
- Jianwen TANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL