US Patent 7814991 Process and apparatus for subterranean drilling
Patent 7814991 was granted and assigned to Gas Technology Institute on October, 2010 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
January 28, 2009
0
Date of Patent
October 19, 2010
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Patent Application Number
12361182
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Patent Inventor Names
Kent Perry
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Hamid A Abbasi
0
Iraj Salehi
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Patent Jurisdiction
Patent Number
Patent Primary Examiner
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