Dongfa SHEN

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Patents Grantslast 30 patents

Information Patent Grant
Heat transfer enhancement pipe as well as cracking furnace and atmo...
- Patent number 12,123,661
- Issue date Oct 22, 2024
- China Petroleum & Chemical Corporation
- Guoqing Wang
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat transfer enhancement pipe as well as cracking furnace and atmo...
- Patent number 11,976,891
- Issue date May 7, 2024
- China Petroleum and Chemical Corporation
- Guoqing Wang
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HEAT TRANSFER ENHANCEMENT PIPE AS WELL AS CRACKING FURNACE AND ATMO...
- Publication number 20210190442
- Publication date Jun 24, 2021
- Guoqing WANG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT TRANSFER ENHANCEMENT PIPE AS WELL AS CRACKING FURNACE AND ATMO...
- Publication number 20210180879
- Publication date Jun 17, 2021
- China Petroleum and Chemical Corporation
- Guoqing WANG
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Application
HEAT TRANSFER ENHANCEMENT PIPE AS WELL AS CRACKING FURNACE AND ATMO...
- Publication number 20200326141
- Publication date Oct 15, 2020
- China Petroleum and Chemical Corporation
- Guoqing WANG
- F28 - HEAT EXCHANGE IN GENERAL