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Bonsall S. Wilton
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McKinney, TX, US
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last 30 patents
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Patent Grant
Method for controlling fluid loss from wells into high conductivity...
Patent number
5,529,123
Issue date
Jun 25, 1996
Atlantic Richfield Company
Robert B. Carpenter
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well conduit sealant and placement method
Patent number
5,117,909
Issue date
Jun 2, 1992
Atlantic Richfield Company
Bonsall S. Wilton
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Spacer fluids
Patent number
5,113,943
Issue date
May 19, 1992
Atlantic Richfield Company
William N. Wilson
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Control of lost circulation in wells
Patent number
5,065,820
Issue date
Nov 19, 1991
Atlantic Richfield Company
James B. Bloys
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Spacer fluids
Patent number
5,030,366
Issue date
Jul 9, 1991
Atlantic Richfield Company
William N. Wilson
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES