Double-cone device and pump

Details for Australian Patent Application No. 2002233105 (hide)

Owner DCT Double-Cone Technology AG

Inventors Schar, Jorg; Stark, John; Wagenbach, Hansjorg

Agent Griffith Hack

Pub. Number AU-B-2002233105

PCT Pub. Number WO2002/075109

Priority 01810262.4 16.03.01 EP

Filing date 5 March 2002

Wipo publication date 3 October 2002

Acceptance publication date 30 August 2007

International Classifications

E21B 43/12 (2006.01) Obtaining fluids from wells - Methods or apparatus for controlling the flow of the obtained fluid to or in wells

E21B 31/00 (2006.01) Fishing for or freeing objects in boreholes or wells

F04F 5/10 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

F04F 5/44 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

Event Publications

27 March 2003 Application Open to Public Inspection

  Published as AU-B-2002233105

30 August 2007 Application Accepted

  Published as AU-B-2002233105

3 January 2008 Standard Patent Sealed

29 September 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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