Oil and gas treatment composition comprising hydroxyethyl cellulose and crosslinked polyvinylpyrrolidone

The present application relates to an oil and gas treatment composition comprising (i) a blend of hydroxyethyl cellulose (HEC) and crosslinked polyvinylpyrrolidone, (ii) an aqueous based continuous phase, (iii) a reactive clay or shale material, and (iv) at least one drilling fluid additive. The pre...

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Bibliographische Detailangaben
Hauptverfasser: Melbouci, Mohand, Wang, Jianzhao
Format: Patent
Sprache:eng
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