Guoyuan PAN

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BEIJING, CN

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Patents Grantslast 30 patents

Information Patent Grant
Complex nanofiltration membrane and the preparation thereof
- Patent number 10,040,032
- Issue date Aug 7, 2018
- China Petroleum and Chemical Corporation
- Yang Zhang
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
POLYMER-BASED FILM, PREPARATION METHOD THEREFOR, AND USE THEREOF
- Publication number 20220379266
- Publication date Dec 1, 2022
- China Petroleum and Chemical Corporation
- Yiqun LIU
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
COMPLEX NANOFILTRATION MEMBRANE AND THE PREPARATION THEREOF
- Publication number 20160023168
- Publication date Jan 28, 2016
- China Petroleum and Chemical Corporation
- Yang ZHANG
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL