Jingfeng Dong

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beijing City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Permeability-enhancing flooding system for tight oil reservoirs, an...
- Patent number 11,802,233
- Issue date Oct 31, 2023
- PetroChina Company Limited
- Bin Ding
- E21 - EARTH DRILLING MINING
Information Patent Grant
Carboxymethyl inulin graft polymer scale and corrosion inhibitor an...
- Patent number 11,414,511
- Issue date Aug 16, 2022
- Yangtze University
- Weichu Yu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Permeability-enhancing flooding system for tight oil reservoirs, an...
- Publication number 20220145164
- Publication date May 12, 2022
- Bin Ding
- E21 - EARTH DRILLING MINING
Information Patent Application
CARBOXYMETHYL INULIN GRAFT POLYMER SCALE AND CORROSION INHIBITOR AN...
- Publication number 20210198405
- Publication date Jul 1, 2021
- Yangtze University
- Weichu Yu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...