Weidong Zhou

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Shandong, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for evaluating rock drillability by nano-indentation test on...
- Patent number 12,203,365
- Issue date Jan 21, 2025
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Zizhen Wang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Foam stabilizer composition, foamed cement slurry and additive comp...
- Patent number 9,624,420
- Issue date Apr 18, 2017
- China Univeristy of Petroleum (East China)
- Chengwen Wang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR EVALUATING ROCK DRILLABILITY BY NANO-INDENTATION TEST ON...
- Publication number 20230228189
- Publication date Jul 20, 2023
- China University of Petroleum (East China)
- Zizhen WANG
- E21 - EARTH DRILLING MINING