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Zhejiang, CN
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Patents Grants
last 30 patents
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Patent Grant
Method for co-production of 1,1-difluoroethane and vinyl chloride
Patent number
11,970,430
Issue date
Apr 30, 2024
Zhejiang Quhua Fluor-Chemistry Co Ltd
Huimei Yu
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for co-production of hydrofluorocarbons
Patent number
11,713,288
Issue date
Aug 1, 2023
Zhejiang Quhua Fluor-Chemistry Co Ltd
Iiyang Zhou
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR CO-PRODUCTION OF 1,1-DIFLUOROETHANE AND VINYL CHLORIDE
Publication number
20230265027
Publication date
Aug 24, 2023
Zhejiang Quhua Fluor-Chemistry Co Ltd
Huimei YU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CO-PRODUCTION OF HYDROFLUOROCARBONS
Publication number
20220371975
Publication date
Nov 24, 2022
Zhejiang Quhua Fluor-Chemistry Co Ltd
liyang ZHOU
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPOSITION CONTAINING FLUOROHYDROCARBONS AND PREPARATION METHOD TH...
Publication number
20220243108
Publication date
Aug 4, 2022
Zhejiang Quhua Fluor-Chemistry Co Ltd
Liyang ZHOU
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...