COMPOSITIONS FOR AND METHODS OF STABILIZING SUBTERRANEAN FORMATIONS CONTAINING CLAYS

Details for Australian Patent Application No. 2003251320 (hide)

Owner HALLIBURTON ENERGY SERVICES, INC.

Inventors EOFF, Larry, S.; REDDY, Raghava, B.; WILSON, Michael, J.

Pub. Number AU-A-2003251320

PCT Number PCT/GB03/02953

PCT Pub. Number WO2004/022667

Priority 10/236,722 06.09.02 US

Filing date 8 July 2003

Wipo publication date 29 March 2004

International Classifications

C09K 007/02

C09K 007/00

E21B 043/25 Obtaining fluids from wells - Methods for stimulating production

C08F 220/34 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 220/60 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 220/56 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride, ester, amide, imide, or nitrile thereof

C08F 226/10 Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen

C08L 033/14 Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof

C08L 033/24 Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 10/236,722 06.09.02 US

13 May 2004 Application Open to Public Inspection

  Published as AU-A-2003251320

26 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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