Method for in situ recovery from a tar sands formation and a blending agent produced by such a method

Details for Australian Patent Application No. 2002304692 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors Zhang, Etuan; Crane, Steven Dexter; Maher, Kevin Albert; Dindoruk, Meliha Deniz Sumnu; De Rouffignac, Eric; Wellington, Scott Lee; Karanikas, John Michael; Vinegar, Harold J.; Messier, Ann Margaret

Agent Spruson & Ferguson

Pub. Number AU-B-2002304692

PCT Number PCT/EP02/04549

PCT Pub. Number WO2002/086276

Priority 60/337,059 24.10.01 US; 60/286,156 24.04.01 US

Filing date 24 April 2002

Wipo publication date 5 November 2002

Acceptance publication date 11 December 2008

International Classifications

E21B 43/24 (2006.01) Obtaining fluids from wells

E21B 36/04 (2006.01) Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones

E21B 43/14 (2006.01) Obtaining fluids from wells

E21B 43/16 (2006.01) Obtaining fluids from wells - Enhanced recovery methods for obtaining hydrocarbons

E21B 43/243 (2006.01) Obtaining fluids from wells

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 60/337,059 24.10.01 US; 60/286,156 24.04.01 US

17 April 2003 Application Open to Public Inspection

  Published as AU-B-2002304692

11 December 2008 Application Accepted

  Published as AU-B-2002304692

5 February 2009 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 22 Dec 2008. Address for service in Australia - Spruson & Ferguson Level 35 St Martins Tower 31 Market Street Sydney NSW 2000

28 May 2009 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 22 Dec 2008

28 May 2009 Standard Patent Sealed

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