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Henry Arthur CLAXTON
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London, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Exhaust gas treatment system
Patent number
12,325,003
Issue date
Jun 10, 2025
Johnson Matthey Public Limited Company
Henry Arthur Claxton
A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information
Patent Grant
Methods and apparatus for installation and removal of catalyst carr...
Patent number
12,303,882
Issue date
May 20, 2025
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Henry Arthur Claxton
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
IMPROVEMENTS RELATING TO CATALYST CARRIERS FOR TUBULAR REACTORS AND...
Publication number
20250229243
Publication date
Jul 17, 2025
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Jay Simon CLARKSON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PRODUCING A REFINED 1,4-BUTANEDIOL STREAM
Publication number
20250162967
Publication date
May 22, 2025
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Henry Arthur CLAXTON
C07 - ORGANIC CHEMISTRY
Information
Patent Application
APPARATUS AND METHODS FOR INSTALLATION AND REMOVAL OF CATALYST CARR...
Publication number
20250144592
Publication date
May 8, 2025
JOHNSON MATTHEY DAVY TECH NOLOGIES LIMITED
Henry Arthur CLAXTON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR SYNTHESISING HYDROCARBONS
Publication number
20230295517
Publication date
Sep 21, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Henry Arthur CLAXTON
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information
Patent Application
IMPROVEMENTS IN OR RELATING TO CATALYST CARRIERS FOR TUBULAR REACTO...
Publication number
20230294058
Publication date
Sep 21, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Jay Simon CLARKSON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
COMPACTING ELEMENTS FOR REDUCING FLUIDISATION IN CATALYST CARRIER F...
Publication number
20230294056
Publication date
Sep 21, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Jay Simon CLARKSON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ROTATABLE RETAINING DEVICE FOR TUBULAR REACTORS
Publication number
20230285917
Publication date
Sep 14, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Robert Miles BAKER
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
IMPROVEMENTS IN OR RELATING TO THERMOCOUPLES FOR TUBULAR REACTORS
Publication number
20230271151
Publication date
Aug 31, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Jay Simon CLARKSON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS FOR PRODUCING A GAS STREAM COMPRISING CARBON MONOXIDE
Publication number
20230264955
Publication date
Aug 24, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Henry Arthur CLAXTON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
METHODS AND APPARATUS FOR INSTALLATION AND REMOVAL OF CATALYST CARR...
Publication number
20230264160
Publication date
Aug 24, 2023
JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
Henry Arthur CLAXTON
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL