Haien Yang

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Qingdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Method for in-depth profile control and displacement of low-permeab...
- Patent number 10,920,127
- Issue date Feb 16, 2021
- PetroChina Company Limited
- Tianjiang Wu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Skid-mounted dispersed particle gel production device, dispersed pa...
- Patent number 10,550,318
- Issue date Feb 4, 2020
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Caili Dai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified graphite particle system for strengthening polymer/binary/...
- Patent number 10,294,409
- Issue date May 21, 2019
- CHINA UNIVERSITY OF PETROLEUM (EAST CHINA)
- Guang Zhao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR IN-DEPTH PROFILE CONTROL AND DISPLACEMENT OF LOW-PERMEAB...
- Publication number 20190292438
- Publication date Sep 26, 2019
- Petrochina Company Limited
- Tianjiang Wu
- E21 - EARTH DRILLING MINING
Information Patent Application
MODIFIED GRAPHITE PARTICLE SYSTEM FOR STRENGTHENING POLYMER/BINARY/...
- Publication number 20190119558
- Publication date Apr 25, 2019
- China University of Petroleum (East China)
- Guang Zhao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...