US Patent 8267178 Valve for hydraulic fracturing through cement outside casing
Patent 8267178 was granted and assigned to Team Oil Tools on September, 2012 by the United States Patent and Trademark Office.
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Patent Inventor Names
Michael T. Sommers0
Stephen L. Jackson0
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US Patent 08267178 Valve for hydraulic fracturing through cement outside casing US Patent 8267178 Valve for hydraulic fracturing through cement outside casing
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Patent Number
08267178
Patent Number
8267178
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US Patent 08267178 Valve for hydraulic fracturing through cement outside casing
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Is a
Current assignee
Patent jurisdiction
Patent number
08267178
Date of patent
September 18, 2012
Patent application number
13223909
Date Filed
September 1, 2011
Patent primary examiner
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