Yingwen Li

Follow

Person

Beijing City, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Regeneration method for liquefied petroleum gas sweetening caustic
- Patent number 11,142,716
- Issue date Oct 12, 2021
- PetroChina Company Limited
- Xuesheng Hu
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Method and System for Removing Acid Gas from Ethylene Cracking Gas
- Publication number 20250065257
- Publication date Feb 27, 2025
- Petrochina Company Limited
- Yingwen Li
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
A Regeneration Method For Liquefied Petroleum Gas Sweetening Caustic
- Publication number 20200291320
- Publication date Sep 17, 2020
- Petrochina Company Limited
- Xuesheng Hu
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...