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John D. Deane
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Spring, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Fixed cutter drill bits with thin, integrally formed wear and erosi...
Patent number
6,135,218
Issue date
Oct 24, 2000
Camco International Inc.
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary drill bit with hardfaced fluid passages and method of manufa...
Patent number
5,829,539
Issue date
Nov 3, 1998
Camco Drilling Group Limited
Alex Newton
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having improved hydraulic action for directing drilling f...
Patent number
4,989,680
Issue date
Feb 5, 1991
Camco International Inc.
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cutting elements for roller cutter drill bits
Patent number
4,940,099
Issue date
Jul 10, 1990
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary drill bit having improved mounting means for multiple cuttin...
Patent number
4,907,662
Issue date
Mar 13, 1990
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having offset roller cutters and improved nozzles
Patent number
4,848,476
Issue date
Jul 18, 1989
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drag drill bit having improved arrangement of cutting elements
Patent number
4,848,489
Issue date
Jul 18, 1989
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drag drill bit having improved flow of drilling fluid
Patent number
4,794,994
Issue date
Jan 3, 1989
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit having offset roller cutters and improved nozzles
Patent number
4,741,406
Issue date
May 3, 1988
Reed Tool Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Compound dynamic seal for rolling cutter drill bit
Patent number
4,466,622
Issue date
Aug 21, 1984
Reed Rock Bit Company
John D. Deane
E21 - EARTH DRILLING MINING
Information
Patent Grant
Dynamic seal for rolling cutter drill bit
Patent number
4,306,727
Issue date
Dec 22, 1981
Reed Rock Bit Company
John D. Deane
E21 - EARTH DRILLING MINING