Zhaohui Shang

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for ecologic configuration of oil production high-salt waste...
- Patent number 11,383,997
- Issue date Jul 12, 2022
- GUDONG PETROLEUM PRODUCTION FACTORY SHENGLI OILFIELD OF SINOPEC
- Chunbo Liu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Foam solution and preparation thereof used for profile control and...
- Patent number 10,941,334
- Issue date Mar 9, 2021
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Chao Zhang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR ECOLOGIC CONFIGURATION OF OIL PRODUCTION HIGH-SALT WASTE...
- Publication number 20210403355
- Publication date Dec 30, 2021
- GUDONG PETROLEUM PRODUCTION FACTORY SHENGLI OILFIELD OF SINOPEC
- Chunbo LIU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
FOAM SOLUTION AND PREPARATION THEREOF USED FOR PROFILE CONTROL AND...
- Publication number 20200339866
- Publication date Oct 29, 2020
- China University of Petroleum (East China)
- Chao Zhang
- E21 - EARTH DRILLING MINING