Improved steam turbine cooling system

Details for Australian Patent Application No. 2002100542 (hide)

Owner Sigma Energy Solutions Pty Limited

Inventors Buchbach, Doug

Agent Fisher Adams Kelly

Pub. Number AU-B-2002100542

Priority PR6082 03.07.01 AU

Filing date 1 July 2002

Opi date 21 April 2005

International Classifications

F01K 007/16 Steam engine plants characterised by the use of specific types of engine

F01P 003/20 Liquid cooling - Cooling circuits not specific to a single part of engine or machine

F01P 003/00 Liquid cooling

Event Publications

23 January 2003 Innovation Patent Open to Public Inspection

  Published as AU-B-2002100542

23 January 2003 Innovation Patent Sealed

4 March 2004 Assignment Registered

  Sigma Process Solutions Pty Ltd The patent has been assigned to Sigma Energy Solutions Pty Limited

21 April 2005 Certified Innovation Patents

  Published as AU-B-2002100542

27 November 2008 Assignment Registered

  Sigma Process Solutions Pty Ltd The patent has been assigned to Sigma Energy Solutions Pty Limited

22 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143A(d), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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