YINDONG LIU

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Beijing City, CN

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Patents Applicationslast 30 patents

Information Patent Application
POROUS CARBON MATERIAL AND PREPARATION METHOD AND APPLICATION THEREOF
- Publication number 20240228300
- Publication date Jul 11, 2024
- Petrochina Company Limited
- Shengping LI
- C01 - INORGANIC CHEMISTRY
Information Patent Application
METHOD AND DEVICE FOR VISCOSITY-REDUCING AND UPGRADING OF LOW-GRADE...
- Publication number 20210189267
- Publication date Jun 24, 2021
- Petrochina Company Limited
- QINGFENG TAN
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL