Inventor

PURNELL JOHN H

GB6 patents

⚠️ This page may combine multiple inventors who share the name “PURNELL JOHN H”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BRITISH PETROLEUM CO PLC

5 patents

US4605806AAug 12, 1986

Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged layered clays

BRITISH PETROLEUM CO PLC20 citations80

US4499319AFeb 12, 1985

Proton-catalysed reactions in which water is not a stoichiometric reactant catalysed by metal cation-exchanged layered clays

BRITISH PETROLEUM CO PLC20 citations80

US4866020ASep 12, 1989

Lithiated clays and uses thereof

BRITISH PETROLEUM CO PLC7 citations72

US4749808AJun 7, 1988

Proton-catalysed reactions in which water is not a stoichiometric reactant catalysed by metal cation exchanged layered clays

BRITISH PETROLEUM CO PLC7 citations71

US5008465AApr 16, 1991

Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged layered clays

BRITISH PETROLEUM CO PLC3 citations61

BRITISH PETROLEUM CO

1 patent

US4590294AMay 20, 1986

Proton-catalyzed reactions catalyzed by hydrogen ion-exchanged layered clays

BRITISH PETROLEUM CO12 citations72