Hydraulic fracturing fluid comprising a block copolymer containing at least one water-soluble block and one hydrophobic block

Details for Australian Patent Application No. 2002250936 (hide)

Owner Rhodia Chimie

Inventors Tillotson, Robert J.; Joanicot, Mathieu; Heitz, Caroline

Agent Shelston IP

Pub. Number AU-B-2002250936

PCT Pub. Number WO2002/070861

Priority 09/798,712 20.02.01 US

Filing date 14 February 2002

Wipo publication date 19 September 2002

Acceptance publication date 3 August 2006

International Classifications

E21B 43/26 (2006.01) Obtaining fluids from wells

C08F 8/12 (2006.01) Chemical modification by after-treatment

C08F 293/00 (2006.01) Block polymers

C08L 53/00 (2006.01) Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds

Event Publications

13 March 2003 Application Open to Public Inspection

  Published as AU-B-2002250936

3 August 2006 Application Accepted

  Published as AU-B-2002250936

30 November 2006 Standard Patent Sealed

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