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John Ellis
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Sutton in Ashfield, GB
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last 30 patents
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Patent Grant
Cartridge for use in anchor bolting
Patent number
4,558,781
Issue date
Dec 17, 1985
Societe Anonyme d'Explosifs et de Produits Chimiques
John M. Murphy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Reactivatable set-inhibited cementitious compositions
Patent number
4,455,171
Issue date
Jun 19, 1984
Societe Anonyme d'Explosifs et de Produits Chimiques
Robert H. Spensley
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Cartridge for use in anchor bolting
Patent number
4,399,911
Issue date
Aug 23, 1983
Societe Anonyme d'Explosifs et de Produits Chimiques
John M. Murphy
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cartridge for use in anchor bolting
Patent number
4,395,162
Issue date
Jul 26, 1983
Societe Anonyme d'Explosifs et de Produits Chimiques
John M. Murphy
E21 - EARTH DRILLING MINING