GLEITMITTEL ENTHALTENDE BOHRSPÜLUNG UND VERFAHREN ZUM EINSTELLEN DER GLEITWIRKUNG EINER BOHRSPÜLUNG , VERWENDUNG IN FLÜSSIGKEITEN MIT HOHEN PH WERTEN

The present invention relates to a borehole fluid comprising a lubricating compound containing at least one amphiphilic non-ionic compound obtained by reacting at least one vegetable oil or fatty acid as such or in a polymerized state on at least one amino alcohol. In one variant, the compound can b...

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Bibliographische Detailangaben
Hauptverfasser: AUDIBERT-HAYET, ANNIE, DEMOULIN, ANDRE, ARGILLIER, JEAN-FRANCOIS, JANSSEN, MICHEL
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:The present invention relates to a borehole fluid comprising a lubricating compound containing at least one amphiphilic non-ionic compound obtained by reacting at least one vegetable oil or fatty acid as such or in a polymerized state on at least one amino alcohol. In one variant, the compound can be mixed with a solvent. The invention also relates to a method for verifying the lubrication power of a water-based fluid. The invention further relates to the application of said method to borehole fluids with a high pH.