TILSETNINGSMIDDEL FOR AA REDUSERE FLUIDTAP VED OLJEBORINGSAKTIVITETER

TILSETNINGSMIDDEL FOR AA REDUSERE FLUIDTAP VED OLJEBORINGSAKTIVITETER

A fluid loss reducing additive for an oil-based well working fluid is the product of mixing together, in an oil or oil-based fluid, lignite or humic acid with an aliphatic amide or hydroxyamide, or a cyclic derivative thereof, containing no primary or secondary amine or amine salt groups.

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Bibliographische Detailangaben
Hauptverfasser: COATES, JACQUELINE ANNE, CONNELL, DAVID LONGLEY
Format: Patent
Sprache:nor
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 fluid loss reducing additive for an oil-based well working fluid is the product of mixing together, in an oil or oil-based fluid, lignite or humic acid with an aliphatic amide or hydroxyamide, or a cyclic derivative thereof, containing no primary or secondary amine or amine salt groups.