Qing FENG

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Xi'an, CN

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Patents Grantslast 30 patents

Information Patent Grant
Large-width cathode roller for producing high-strength ultra-thin c...
- Patent number 11,890,658
- Issue date Feb 6, 2024
- Xi'an Taijin New Energy & Materials Sci-Tech Co., Ltd.
- Le Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Hot-spinning formation method for large-diameter titanium alloy cyl...
- Patent number 11,779,986
- Issue date Oct 10, 2023
- Le Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Large-width Cathode Roller for Producing High-strength Ultra-thin C...
- Publication number 20230182184
- Publication date Jun 15, 2023
- Xi'an Taijin Industrial Electrochemical Technology Co., Ltd.
- Le ZHANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Hot-spinning Formation Method for Large-diameter Titanium Alloy Cyl...
- Publication number 20230166312
- Publication date Jun 1, 2023
- Xi'an Taijin Industrial Electrochemical Technology Co., Ltd.
- Le ZHANG
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...