Yuchao GUO

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Beijing, CN

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Patents Grantslast 30 patents

Information Patent Grant
Well cementing method for improving well cementing quality by contr...
- Patent number 11,926,787
- Issue date Mar 12, 2024
- PetroChina Company Limited
- Shuoqiong Liu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
High temperature resistant Portland cement slurry and production me...
- Patent number 11,618,844
- Issue date Apr 4, 2023
- China National Petroleum Corporation
- Hua Zhang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ULTRA-HIGH TEMPERATURE RESISTANT CEMENT SLURRY SYSTEM FOR CEMENTING...
- Publication number 20240336828
- Publication date Oct 10, 2024
- CHINA NATIONAL PETROLEUM CORPORATION
- Jianzhou JIN
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CEMENT SLURRY SYSTEM, PREPARATION METHOD THEREFOR AND USE THEREOF
- Publication number 20240228858
- Publication date Jul 11, 2024
- CHINA NATIONAL PETROLEUM CORPORATION
- Jianzhou JIN
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
HIGH-STRENGTH PORTLAND CEMENT SLURRY FOR ULTRA-HIGH TEMPERATURE CEM...
- Publication number 20230278927
- Publication date Sep 7, 2023
- CHINA NATIONAL PETROLEUM CORPORATION
- Hua Zhang
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Well Cementing Method for Improving Well Cementing Quality by Contr...
- Publication number 20200399525
- Publication date Dec 24, 2020
- Shuoqiong Liu
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
HIGH TEMPERATURE RESISTANT PORTLAND CEMENT SLURRY AND PRODUCTION ME...
- Publication number 20190241792
- Publication date Aug 8, 2019
- CHINA NATIONAL PETROLEUM CORPORATION
- Hua ZHANG
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES