US Patent 7487833 Safety apparatus for perforating system
Patent 7487833 was granted and assigned to Schlumberger on February, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
May 18, 2006
Date of Patent
February 10, 2009
Patent Application Number
11308876
Patent Inventor Names
Larry Grigar
0
Joe C. Hromas
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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