Patent · US Expired

Method of well treatment

US7270184B2 · kind B2 · utility

20Cited by

9References

13Claims

0Family size

Assignee

STATOIL ASA · NO

Inventors

Hans Kristian Kotlar · Stavanger, NO
Birgitte Schilling · Stavanger, NO
Johan Sjoblom · Turku, FI

Key dates

Filing date	Mar 27, 2002
Grant date	Sep 18, 2007
Priority date	—
Expiry date	Dec 2, 2022

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09K8/565
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

The invention provides a method of well treatment comprising introducing into the matrix surrounding a hydrocarbon well bore hole an emulsion the discontinuous phase of which comprises a non-polymerizable, water or oil miscible liquid carrier, a polymerizable monomer and a thermally activated polymerization initiator, said monomer constituting from 2 to 40% wt. of said discontinuous phase.

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