Patent · US Active

Well fluid comprising a fluorinated liquid phase

US7858564B2 · kind B2 · utility

9Cited by

3References

23Claims

0Family size

Assignee

INSTITUT FRANCAIS DU PETROLE · FR

Inventors

David Pasquier · Val-de-Reuil, FR
Alain Driancourt · L'Haÿ-les-Roses, FR
Annie Audibert · Le Vésinet, FR

Key dates

Filing date	Nov 17, 2006
Grant date	Dec 28, 2010
Priority date	—
Expiry date	Jan 10, 2029

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K8/34
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A well drilling, completion or workover fluid has a continuous phase of the fluid essentially consists of a liquid fluorinated compound. In a variant, the liquid fluorinated compound is a perfluorinated compound.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.