FLUID FOR DEEP OFFSHORE DRILLING

FLUID FOR DEEP OFFSHORE DRILLING

The disclosure relates to a drilling fluid having a viscosity at 40° C. less than or equal to 2.5 mm2/s and having a vapor pressure at 100° C. less than or equal to 10 mBars (1 KPa) obtained from a hydrocarbon fraction having a distillation temperature of 200 to 280° C. and a naphthene hydrocarbon c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: LAMRANI-KERN, SAMIA
Format: Patent
Sprache:eng ; fre ; ger
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:The disclosure relates to a drilling fluid having a viscosity at 40° C. less than or equal to 2.5 mm2/s and having a vapor pressure at 100° C. less than or equal to 10 mBars (1 KPa) obtained from a hydrocarbon fraction having a distillation temperature of 200 to 280° C. and a naphthene hydrocarbon content of less than 40 wt % of the fraction.