Assignee
WEATHERFORD ENGINEERED CHEMISTRY CANADA LTD
CA·3 granted patents·25 citations·filing 2006–2010
Top patents by PatentIndex Score
3 records- 0182US7915205B2Single fluid acidizing treatmentWEATHERFORD ENGINEERED CHEMISTRY CANADA LTD·Filed 2006·Granted Mar 29, 2011·20 cites·17 claims
- 0278US7915202B2Clay control additive for wellbore fluidsWEATHERFORD ENGINEERED CHEMISTRY CANADA LTD·Filed 2010·Granted Mar 29, 2011·5 cites·18 claims
- 0349US7932216B2Non-phosphorus-based gellants for hydrocarbon fluidsWEATHERFORD ENGINEERED CHEMISTRY CANADA LTD·Filed 2007·Granted Apr 26, 2011·0 cites·16 claims
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