Kenneth B. Matthews

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Swanscombe, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method of processing waste materials
- Patent number 4,741,776
- Issue date May 3, 1988
- Blue Circle Industries Limited
- Gerald C. Bye
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Compositions comprising mineral particles in suspension and method...
- Patent number 4,711,727
- Issue date Dec 8, 1987
- Blue Circle Industries, PLC
- Kenneth B. Matthews
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compositions comprising mineral particles in suspension and method...
- Patent number 4,610,801
- Issue date Sep 9, 1986
- Blue Circle Industries PLC
- Kenneth B. Matthews
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE