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Dongying, CN

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Patents Grantslast 30 patents

Information Patent Grant
Carbon dioxide fluidity control device and method
- Patent number 11,931,708
- Issue date Mar 19, 2024
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Chao Zhang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for determining vertical well stratified fracturing crack le...
- Patent number 11,702,933
- Issue date Jul 18, 2023
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Chuanzhi Cui
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
A CARBON DIOXIDE FLUIDITY CONTROL DEVICE AND METHOD
- Publication number 20210220784
- Publication date Jul 22, 2021
- China University of Petroleum (East China)
- Chao ZHANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR DETERMINING VERTICAL WELL STRATIFIED FRACTURING CRACK LE...
- Publication number 20200392842
- Publication date Dec 17, 2020
- China University of Petroleum (East China)
- Chuanzhi CUI
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR EXTRACTING TIGHT OIL BY CONVERTING CARBON DIOXIDE HUFFIN...
- Publication number 20190242225
- Publication date Aug 8, 2019
- China University of Petroleum (East China)
- Zhaomin LI
- E21 - EARTH DRILLING MINING