Zhengming Yang

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for testing wettability of dense oil reservoir
- Patent number 10,422,733
- Issue date Sep 24, 2019
- PetroChina Company Limited
- Zhengming Yang
- G01 - MEASURING TESTING
Information Patent Grant
Core holding system
- Patent number 10,107,056
- Issue date Oct 23, 2018
- PetroChina Company Limited
- Yapu Zhang
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Core Holding System
- Publication number 20180088012
- Publication date Mar 29, 2018
- Petrochina Company Limited
- Yapu Zhang
- G01 - MEASURING TESTING
Information Patent Application
Method and Device for Testing Wettability of Dense Oil Reservoir
- Publication number 20180088016
- Publication date Mar 29, 2018
- Zhengming Yang
- G01 - MEASURING TESTING