Chunjiang MA

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Jurong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Magnesium alloys, bicycle rims, and preparation methods
- Patent number 11,414,730
- Issue date Aug 16, 2022
- Chunjiang Ma
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
MAGNESIUM ALLOY BUTTED TUBE DRAWING MECHANISM
- Publication number 20210220898
- Publication date Jul 22, 2021
- JURNONG BAILEY MAGNESIUM ALLOY MATERIAL TECHNOLOGY CO., LTD.
- Chunjiang MA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
MAGNESIUM ALLOY, PREPARATION METHOD OF MAGNESIUM ALLOY SECTION BAR...
- Publication number 20210222272
- Publication date Jul 22, 2021
- Chunjiang MA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...