John H. Purnell

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Bishopston, GB

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Patents Grantslast 30 patents

Information Patent Grant
Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged laye...
- Patent number 5,008,465
- Issue date Apr 16, 1991
- The British Petroleum Company p.l.c.
- James A. Ballantine
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Lithiated clays and uses thereof
- Patent number 4,866,020
- Issue date Sep 12, 1989
- The British Petroleum Company p.l.c.
- Martin P. Atkins
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Proton-catalysed reactions in which water is not a stoichiometric r...
- Patent number 4,749,808
- Issue date Jun 7, 1988
- British Petroleum Company p.l.c.
- James A. Ballantine
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged laye...
- Patent number 4,605,806
- Issue date Aug 12, 1986
- The British Petroleum Company p.l.c.
- James A. Ballantine
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged laye...
- Patent number 4,590,294
- Issue date May 20, 1986
- The British Petroleum Company Limited
- James A. Ballantine
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Proton-catalysed reactions in which water is not a stoichiometric r...
- Patent number 4,499,319
- Issue date Feb 12, 1985
- The British Petroleum Company p.l.c.
- James A. Ballantine
- C07 - ORGANIC CHEMISTRY