Keith C. Francis

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Oxton, GB

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Patents Grantslast 30 patents

Information Patent Grant
Bleach activation and bleaching compositions
- Patent number 5,106,528
- Issue date Apr 21, 1992
- Lever Brothers Company, division of Conopco, Inc.
- Keith C. Francis
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Quaternary ammonium compounds for use in bleaching systems
- Patent number 4,904,406
- Issue date Feb 27, 1990
- Lever Brothers Company
- James R. Darwent
- C07 - ORGANIC CHEMISTRY