Arthur G. T. Ward

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Wilford, GB

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing multilayer plasterboard
- Patent number 5,908,521
- Issue date Jun 1, 1999
- BPB Industries Public Limited Company
- John Ainsley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method of manufacturing multilayer plasterboard and apparatus therefor
- Patent number 5,714,032
- Issue date Feb 3, 1998
- BPB Industries Public Limited Company
- John Ainsley
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method and apparatus for heating and grinding materials
- Patent number 5,580,002
- Issue date Dec 3, 1996
- BPB Industries Public Limited Company
- Arthur G. T. Ward
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Calcination method and apparatus
- Patent number 4,629,419
- Issue date Dec 16, 1986
- BPB Industries Public Limited Company
- Arthur G. T. Ward
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Treatment of gypsum plaster
- Patent number 4,225,360
- Issue date Sep 30, 1980
- BPB Industries Limited
- Arthur G. T. Ward
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Calcining calcium sulphate dihydrate
- Patent number 4,176,157
- Issue date Nov 27, 1979
- BPB Industries Limited
- James S. George
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES