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Curtis J. Parker
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Orange, TX, US
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last 30 patents
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Patent Grant
Pressure relieved thread connection
Patent number
7,350,830
Issue date
Apr 1, 2008
Grant Prideco, L.P.
Richard W. DeLange
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Pressure relieved thread connection
Patent number
6,905,149
Issue date
Jun 14, 2005
Grant Prideco, L.P.
Richard W. DeLange
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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last 30 patents
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Patent Application
Pressure relieved thread connection
Publication number
20040130152
Publication date
Jul 8, 2004
Richard W. DeLange
E21 - EARTH DRILLING MINING