Asymmetric porting for multi-rotor screw compressor

Details for Australian Patent Application No. 2003204426 (hide)

Owner Carrier Corporation

Inventors Holden, Steven James

Agent Watermark

Pub. Number AU-B-2003204426

Priority 10/142,679 08.05.02 US

Filing date 7 May 2003

Wipo publication date 27 November 2003

Acceptance publication date 12 February 2009

International Classifications

F04C 18/16 (2006.01) Pumps specially adapted for elastic fluids - with helical teeth, e.g. chevron-shaped, screw type

F04C 29/04 (2006.01) Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups - Heating

F04C 29/12 (2006.01) Component parts, details, or accessories, of pumps or pumping installations specially adapted for elastic fluids, not provided for in groups - Arrangements for admission or discharge of the working fluid, e.g. constructional features of the inlet or outlet

F04C 28/02 (2006.01) Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids

Event Publications

19 June 2003 Complete Application Filed

  Priority application(s): 10/142,679 08.05.02 US

27 November 2003 Application Open to Public Inspection

  Published as AU-B-2003204426

12 February 2009 Application Accepted

  Published as AU-B-2003204426

11 June 2009 Standard Patent Sealed

1 December 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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