DAQING PETROCHEMICAL ENGINEERING CO., LTD.

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Daqing, Heilongjiang, CN

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Patents Grantslast 30 patents

Information Patent Grant
Process for separating by absorption the pyrolysis gas from prepara...
- Patent number 9,446,999
- Issue date Sep 20, 2016
- FUDE (BEIJING) CHEMICAL & INDUSTRY CO., LTD
- Fengtang Fan
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing polymer grade low-carbon olefin through separa...
- Patent number 8,853,485
- Issue date Oct 7, 2014
- China MTO Limited
- Huiling Zhang
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR SEPARATING BY ABSORPTION THE PYROLYSIS GAS FROM PREPARA...
- Publication number 20140187840
- Publication date Jul 3, 2014
- DAQING PETROCHEMICAL ENGINEERING CO., LTD.
- Fengtang Fan
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARING POLYMER GRADE LOW-CARBON OLEFIN THROUGH SEPARA...
- Publication number 20100234659
- Publication date Sep 16, 2010
- CHINA MTO LIMITED
- Huiling Zhang
- C07 - ORGANIC CHEMISTRY

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