Robert W. Dennis

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North Humberside, GB

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Patents Grantslast 30 patents

Information Patent Grant
Low toxicity oil composition and use thereof in drilling fluids
- Patent number 4,839,096
- Issue date Jun 13, 1989
- BP Chemicals Limited
- Robert W. Dennis
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...