METHOD AND SYSTEM FOR CONTROLLING PRESSURE IN A DUAL WELL SYSTEM

Details for Australian Patent Application No. 2003263110 (hide)

Owner CDX GAS, L.L.C.

Inventors ZUPANICK, Joseph, A.; MERENDINO, Frank, Jr.

Pub. Number AU-A-2003263110

PCT Number PCT/US03/28137

PCT Pub. Number WO2004/025072

Priority 10/244,082 12.09.02 US

Filing date 9 September 2003

Wipo publication date 30 April 2004

International Classifications

E21B 021/08 Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor

E21B 043/30 Obtaining fluids from wells

E21B 007/04 Special methods or apparatus for drilling - Directional drilling

Event Publications

11 December 2003 Complete Application Filed

  Priority application(s): 10/244,082 12.09.02 US

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003263110

2 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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