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Frank J. Carlin
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Houston, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Drill collar box
Patent number
6,467,818
Issue date
Oct 22, 2002
Grant Prideco, L.P.
Douglas V. Snapp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Discountinuous plane weld apparatus and method for enhancing fatigu...
Patent number
5,562,312
Issue date
Oct 8, 1996
Grant TFW, Inc.
Frank J. Carlin
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Helical stress relief groove apparatus and method for subterranean...
Patent number
5,535,837
Issue date
Jul 16, 1996
Grant Prideco, Inc.
Frank J. Carlin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and method for enhancing fatigue properties of subterrane...
Patent number
5,361,846
Issue date
Nov 8, 1994
Grant TFW, Inc.
Frank J. Carlin
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Tool joint
Patent number
5,147,996
Issue date
Sep 15, 1992
Grant TFW, Inc.
Frank J. Carlin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Horizontal drilling or completion method
Patent number
5,101,906
Issue date
Apr 7, 1992
Grant TFW
Frank J. Carlin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tool joint and method of hardfacing same
Patent number
5,010,225
Issue date
Apr 23, 1991
Grant TFW
Frank J. Carlin
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of fabricating threaded connection for pipes
Patent number
4,838,068
Issue date
Jun 13, 1989
Baker Hughes Incorporated
Frank J. Carlin
E21 - EARTH DRILLING MINING
Information
Patent Grant
Threaded connection for pipes and method of fabricating same
Patent number
4,796,928
Issue date
Jan 10, 1989
Baker Hughes Incorporated
Frank J. Carlin
E21 - EARTH DRILLING MINING