QUATERNARY AMMONIUM SALTS AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS

QUATERNARY AMMONIUM SALTS AS PRIMARY VISCOSIFIER FOR INVERT-EMULSION DRILLING FLUIDS

Methods for making and using an invert-emulsion drilling fluid, and the invert-emulsion drilling fluid are provided. An exemplary invert-emulsion drilling fluid a quaternary ammonium salt (QAS), an aqueous solvent, a non-aqueous solvent, calcium chloride, and a surfactant.

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Bibliographische Detailangaben
Hauptverfasser: Al Safran, Ali Mohammed Hussain, Alanqari, Khawlah, Al-Yami, Abdullah Saleh Hussain, Wagle, Vikrant
Format: Patent
Sprache:eng
Schlagworte:
ADHESIVES
CHEMISTRY
DYES
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
PAINTS
POLISHES
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Beschreibung
Zusammenfassung:Methods for making and using an invert-emulsion drilling fluid, and the invert-emulsion drilling fluid are provided. An exemplary invert-emulsion drilling fluid a quaternary ammonium salt (QAS), an aqueous solvent, a non-aqueous solvent, calcium chloride, and a surfactant.