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Patents Grants
last 30 patents
Information
Patent Grant
System, method, and reaction apparatus used for continuous reaction...
Patent number
12,005,431
Issue date
Jun 11, 2024
ZHEJIANG QUHUA FLUOR-CHEMISTRY Co., Ltd.
Liangliang Zhang
C07 - ORGANIC CHEMISTRY
Information
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
Information
Patent Grant
Hydrofluoroolefins-containing refrigerant composition
Patent number
11,104,833
Issue date
Aug 31, 2021
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong Hong
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for co-producing 2,3,3,3-tetrafluoropropene and trans-1,3,3,...
Patent number
11,014,861
Issue date
May 25, 2021
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong Hong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Azeotropic and azeotrope-like composition
Patent number
10,889,740
Issue date
Jan 12, 2021
Zhejiang Quhua Fluor-Chemistry Co Ltd
Bo Yang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method for co-producing low-carbon foaming agents
Patent number
10,689,315
Issue date
Jun 23, 2020
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong Hong
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for co-producing various alkenyl halides and hydrofluoroalkanes
Patent number
10,590,050
Issue date
Mar 17, 2020
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong Hong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Low-carbon environmentally-friendly foamer composition
Patent number
10,392,328
Issue date
Aug 27, 2019
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong Hong
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for co-production of 1-chloro-3,3,3-trifluoropropene, 2,3,3,...
Patent number
10,214,468
Issue date
Feb 26, 2019
Zhejiang Quzhou Juxin Fluorine Chemical Co., Ltd.
Jiangyong Hong
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
SYSTEM, METHOD, AND REACTION APPARATUS USED FOR CONTINUOUS REACTION...
Publication number
20240017231
Publication date
Jan 18, 2024
ZHEJIANG QUHUA FLUOR-CHEMISTRY Co., Ltd.
Liangliang ZHANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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...
Information
Patent Application
COMPOSITION OF FLUOROOLEFIN AND FLUOROALKANE
Publication number
20220154056
Publication date
May 19, 2022
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
HYDROFLUOROOLEFINS-CONTAINING REFRIGERANT COMPOSITION
Publication number
20210189207
Publication date
Jun 24, 2021
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR CO-PRODUCING 2,3,3,3-TETRAFLUOROPROPENE AND TRANS-1,3,3,...
Publication number
20210171424
Publication date
Jun 10, 2021
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITION
Publication number
20200231852
Publication date
Jul 23, 2020
Zhejiang Quhua Fluor-Chemistry Co Ltd
Bo YANG
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD FOR CO-PRODUCING LOW-CARBON FOAMING AGENTS
Publication number
20200039902
Publication date
Feb 6, 2020
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHOD FOR CO-PRODUCING VARIOUS ALKENYL HALIDES AND HYDROFLUOROALKANES
Publication number
20200031742
Publication date
Jan 30, 2020
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
METHOD FOR CO-PRODUCTION OF 1-CHLORO-3,3,3-TRIFLUOROPROPENE, 2,3,3,...
Publication number
20190047925
Publication date
Feb 14, 2019
Zhejiang Quzhou Juxin Fluorine Chemical Co., Ltd.
Jiangyong HONG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
LOW-CARBON ENVIRONMENTALLY-FRIENDLY FOAMER COMPOSITION
Publication number
20190039976
Publication date
Feb 7, 2019
Zhejiang Quhua Fluor-Chemistry Co Ltd
Jiangyong HONG
C07 - ORGANIC CHEMISTRY