Method and system for circulating fluid in a well system

Details for Australian Patent Application No. 2003299580 (hide)

Owner CDX Gas, L.L.C.

Inventors Zupanick, Joseph A.

Agent Pizzeys

Pub. Number AU-B-2003299580

PCT Number PCT/US2003/0383

PCT Pub. Number WO2004/061267

Priority 10/323,192 18.12.02 US

Filing date 2 December 2003

Wipo publication date 29 July 2004

Acceptance publication date 16 June 2011

International Classifications

E21B 43/30 (2006.01) Obtaining fluids from wells

E21B 7/04 (2006.01) Special methods or apparatus for drilling - Directional drilling

E21B 43/00 (2006.01) Obtaining fluids from wells

E21B 47/09 (2006.01) Survey of boreholes or wells

E21F 7/00 (2006.01) Methods or devices for drawing-off gases with or without subsequent use of the gas for any purpose

Event Publications

27 May 2004 Complete Application Filed

  Priority application(s): 10/323,192 18.12.02 US

2 September 2004 Application Open to Public Inspection

  Published as AU-B-2003299580

16 June 2011 Application Accepted

  Published as AU-B-2003299580

13 October 2011 Standard Patent Sealed

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