In-situ Thermal Processing of a Coal Formation Leaving One or More Selected Unprocessed Areas

Details for Australian Patent Application No. 2004203351 (hide)

Owner Shell Internationale Research Maatschappij B.V.

Inventors De Rouffignac, Eric Pierre; Stegemeier, George Leo; Fowler, Thomas David; Vinegar, Harold J; Zhang, Etuan; Maher, Kevin Albert; Ryan, Robert Charles; Wellington, Scott Le; Karanikas, John Michael; Berchenko, Ilya Emil

Agent Spruson & Ferguson

Pub. Number AU-B-2004203351

Parent 2001259183

Filing date 22 July 2004

Wipo publication date 12 August 2004

Acceptance publication date 16 March 2006

International Classifications

E21B 36/00 (2006.01) Heating, cooling, or insulating arrangements for boreholes or wells, e.g. for use in permafrost zones

E21B 43/24 (2006.01) Obtaining fluids from wells

E21B 43/243 (2006.01) Obtaining fluids from wells

Event Publications

5 August 2004 Complete Application Filed

12 August 2004 Application Open to Public Inspection

  Published as AU-B-2004203351

16 March 2006 Application Accepted

  Published as AU-B-2004203351

22 June 2006 Application for Amendment

  The nature of the amendment is: Amend the name of the co-inventor from Wellington, Scott Le to Wellington, Scott Lee. Address for service in Australia - Spruson & Ferguson Level 35 St Martins Tower 31 Market Street Sydney NSW 2000

19 October 2006 Amendment Made

  The nature of the amendment is: Amend the co-inventor from Wellington, Scott Le to Wellington, Scott Lee

26 October 2006 Standard Patent Sealed

18 November 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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