David Keith Welch

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London, GB

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Patents Grantslast 30 patents

Information Patent Grant
Process for hydroformylation of olefins to aldehydes
- Patent number 12,017,982
- Issue date Jun 25, 2024
- JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
- Fraser Robert Archibald
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for making a feed of normal butanol, iso-butanol and 2-alky...
- Patent number 11,312,674
- Issue date Apr 26, 2022
- JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
- Fraser Archibald
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Hydroformylation process
- Patent number 9,868,686
- Issue date Jan 16, 2018
- Dow Technology Investments LLC
- Glenn A. Miller
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS
- Publication number 20220185757
- Publication date Jun 16, 2022
- JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
- Fraser Robert ARCHIBALD
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS FOR MAKING A FEED OF NORMAL BUTANOL, ISO-BUTANOL AND 2-ALKY...
- Publication number 20210078924
- Publication date Mar 18, 2021
- JOHNSON MATTHEY DAVY TECHNOLOGIES LIMITED
- Fraser Archibald
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HYDROFORMYLATION PROCESS
- Publication number 20170253549
- Publication date Sep 7, 2017
- DOW TECHNOLOGY INVESTMENTS LLC
- Glenn A. Miller
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL