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Title:
METHOD FOR REDUCING OR COMPLETELY ELIMINATING WATER INFLUX IN AN UNDERGROUND FORMATION, AND CROSSLINKABLE COPOLYMERS FOR IMPLEMENTING SAID METHOD
Document Type and Number:
WIPO Patent Application WO2003033860
Kind Code:
A3
Abstract:
The invention concerns a method for reducing or completely eliminating water influx in an oil or natural gas borehole, said method consisting in introducing into said borehole an aqueous solution of a copolymer.

Inventors:
HEIER KARL HEINZ (DE)
KAYSER CHRISTOPH (DE)
MORSCHHAEUSER ROMAN (DE)
TARDI ARANKA (DE)
SCHAEFER MICHAEL (DE)
MORGAN JAMES C (GB)
GUNN ALISTAIR (GB)
Application Number:
PCT/EP2002/010683
Publication Date:
January 22, 2004
Filing Date:
September 24, 2002
Export Citation:
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Assignee:
TR OIL SERVICES (GB)
HEIER KARL HEINZ (DE)
KAYSER CHRISTOPH (DE)
MORSCHHAEUSER ROMAN (DE)
TARDI ARANKA (DE)
SCHAEFER MICHAEL (DE)
MORGAN JAMES C (GB)
GUNN ALISTAIR (GB)
International Classes:
C09K8/512; E21B33/138; (IPC1-7): E21B33/138; E21B43/25
Domestic Patent References:
WO2001059254A12001-08-16
WO2001049971A12001-07-12
Foreign References:
EP1059316A12000-12-13
US5379841A1995-01-10
US5079278A1992-01-07
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