SINOPEC ZHONGYUAN OILFIELD SERVICE CORPORATION DRILLING ENGINEERING RESEARCH INSTITUTE

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Puyang City, CN

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Patents Grantslast 30 patents

Information Patent Grant
Dendritic polymer, dendritic polymer monomer, and hyperbranched cop...
- Patent number 10,047,200
- Issue date Aug 14, 2018
- China Petroleum and Chemical Corporation
- Zhonghua Wang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dendritic polymer, dendritic polymer monomer, and hyperbranched cop...
- Patent number 9,475,894
- Issue date Oct 25, 2016
- China Petroleum and Chemical Corporation
- Zhonghua Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Phosphonate-containing polymer and use thereof and phosphonate-cont...
- Patent number 9,206,342
- Issue date Dec 8, 2015
- China Petroleum and Chemical Corporation
- Zhonghua Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

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Patents Applicationslast 30 patents

Information Patent Application
DENDRITIC POLYMER, DENDRITIC POLYMER MONOMER, AND HYPERBRANCHED COP...
- Publication number 20160369064
- Publication date Dec 22, 2016
- China Petroleum and Chemical Corporation
- Zhonghua Wang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ACRYLOYLMORPHOLINE POLYMER AND USE THEREOF AND FILTRATE REDUCER FOR...
- Publication number 20140080985
- Publication date Mar 20, 2014
- SINOPEC ZHONGYUAN OILFIELD SERVICE CORPORATION DRILLING ENGINEERING RESEARCH
- Zhonghua WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
PHOSPHONATE-CONTAINING POLYMER AND USE THEREOF AND PHOSPHONATE-CONT...
- Publication number 20140080988
- Publication date Mar 20, 2014
- SINOPEC ZHONGYUAN OILFIELD SERVICE CORPORATION DRILLING ENGINEERING RESEARCH...
- Zhonghua WANG
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...