Well completion clean-up fluids and method for cleaning-up drilling and completion filtercakes

Well completion clean-up fluids and method for cleaning-up drilling and completion filtercakes

A process for cleaning-up drilling and completion fluid filtercakes using an aqueous wash containing water and cationic salts of polyaminocarboxylic acids at neutral or acidic pH.

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Bibliographische Detailangaben
Hauptverfasser: MORRIS ELIZABETH W, DAVISON JONATHAN M
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:A process for cleaning-up drilling and completion fluid filtercakes using an aqueous wash containing water and cationic salts of polyaminocarboxylic acids at neutral or acidic pH.