US Patent 7520335 Cased hole perforating alternative
Patent 7520335 was granted and assigned to Baker Hughes on April, 2009 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
December 8, 2004
Date of Patent
April 21, 2009
Patent Application Number
11007400
Patent Citations Received
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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