Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Stefan Alexandru Stoian0
Carl Keith Smith0
Date of Patent
August 2, 2011
0Patent Application Number
120251640
Date Filed
February 4, 2008
0Patent Primary Examiner
Patent abstract
A drilling fluid comprising: a non-ionic surfactant including at least one of a branched alcohol ethoxylate and a capped alcohol ethoxylate, a detergent builder and a viscosifier.
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