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Thixsal Trademarks
THIXSAL ULTRA
Chemical compositions for use in enhancing the rheological and filtration control properties of aqueous liquids used for well drilling, completion and workover operations
Registered
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August 31, 2009
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77816688
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THIXSAL-PLUS
chemical compositions for use in enhancing the rheological and filtration control properties of aqueous liquids used for well drilling, completion, and workover operations
Abandoned
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January 4, 1996
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75047752
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