Yongjun LU

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Langfang City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Performance testing device for acid fracturing fluid and applicatio...
- Patent number 10,094,814
- Issue date Oct 9, 2018
- PetroChina Company Limited
- Haiyan Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Viscoelastic surfactant having multiple hydrophobic and hydrophilic...
- Patent number 9,856,413
- Issue date Jan 2, 2018
- PetroChina Company Limited
- Jiang Yang
- E21 - EARTH DRILLING MINING
Information Patent Grant
Multiblock interpolymers and processes for the preparation thereof
- Patent number 6,777,499
- Issue date Aug 17, 2004
- China Petroleum and Chemical Corporation
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Butadiene/isoprene/monovinyl aromatic monomer heptablock copolymers...
- Patent number 6,372,853
- Issue date Apr 16, 2002
- China Petrochemical Corporation
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
PERFORMANCE TESTING DEVICE FOR ACID FRACTURING FLUID AND APPLICATIO...
- Publication number 20170009576
- Publication date Jan 12, 2017
- Petrochina Company Limited
- Haiyan WANG
- E21 - EARTH DRILLING MINING
Information Patent Application
VISCOELASTIC SURFACTANT HAVING MULTIPLE HYDROPHOBIC AND HYDROPHILIC...
- Publication number 20150322334
- Publication date Nov 12, 2015
- Petrochina Company Limited
- Jiang YANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Multiblock interpolymers and processes for the preparation thereof
- Publication number 20030013826
- Publication date Jan 16, 2003
- Yang Li
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...