Chuanguo Zhang

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Shanghai, CN

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Patents Grantslast 30 patents

Information Patent Grant
Steel for coiled tubing with low yield ratio and ultra-high strengt...
- Patent number 11,396,680
- Issue date Jul 26, 2022
- Baoshan Iron & Steel Co., Ltd.
- Chuanguo Zhang
- C21 - METALLURGY OF IRON
Information Patent Grant
Grade 550MPA high-temperature resistant pipeline steel and method o...
- Patent number 11,085,098
- Issue date Aug 10, 2021
- Baoshan Iron & Steel Co., Ltd.
- Ping Hu
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for producing band steel with different target thicknesses a...
- Patent number 9,796,008
- Issue date Oct 24, 2017
- Baoshan Iron & Steel Co., Ltd.
- Yong Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
STEEL FOR COILED TUBING WITH LOW YIELD RATIO AND ULTRA-HIGH STRENGT...
- Publication number 20200255917
- Publication date Aug 13, 2020
- Baoshan Iron & Steel Co., Ltd
- Chuanguo ZHANG
- C21 - METALLURGY OF IRON
Information Patent Application
GRADE 550MPA HIGH-TEMPERATURE RESISTANT PIPELINE STEEL AND METHOD O...
- Publication number 20170283901
- Publication date Oct 5, 2017
- Baoshan Iron & Steel Co., Ltd
- Ping HU
- C21 - METALLURGY OF IRON
Information Patent Application
Method for Producing Band Steel with Different Target Thicknesses A...
- Publication number 20150298186
- Publication date Oct 22, 2015
- Baoshan Iron & Steel Co., Ltd
- Yong Zhang
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...