Recirculating jet pump and method of moving material

Details for Australian Patent Application No. 2003259150 (hide)

Owner Walker-Dawson Interests, Inc.

Inventors Dawson, Richard F.; Hutchinson, Robert J.

Agent Davies Collison Cave

Pub. Number AU-B-2003259150

PCT Number PCT/US03/22384

PCT Pub. Number WO2004/010006

Priority 10/199,763 19.07.02 US; 10/388,780 14.03.03 US

Filing date 18 July 2003

Wipo publication date 9 February 2004

Acceptance publication date 1 November 2007

International Classifications

F04F 5/04 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

F04F 3/00 (2006.01) Pumps using negative pressure acting directly on the liquid to be pumped

F04F 5/20 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

F04F 5/46 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

F04F 5/52 (2006.01) Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow

F04F 5/54 (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

13 November 2003 Complete Application Filed

  Priority application(s): 10/199,763 19.07.02 US; 10/388,780 14.03.03 US

18 March 2004 Application Open to Public Inspection

  Published as AU-B-2003259150

30 June 2005 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 07 Jun 2005

1 November 2007 Application Accepted

  Published as AU-B-2003259150

28 February 2008 Standard Patent Sealed

10 February 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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