Underground Heat Exchanger

Details for Australian Patent Application No. 2006252311 (hide)

Owner Geo Energy New Zealand Limited Toko Industry Company Limited

Inventors Hashimoto, Toko

Agent A J Park

Pub. Number AU-A-2006252311

Filing date 22 December 2006

Wipo publication date 17 July 2008

International Classifications

F24F 5/00 (2006.01) Air-conditioning systems or apparatus not covered by group or

E21B 43/00 (2006.01) Obtaining fluids from wells

F24J 3/08 (2006.01) Other production or use of heat, not derived from combustion

F28D 7/12 (2006.01) Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall

Event Publications

18 January 2007 Complete Application Filed

17 July 2008 Application Open to Public Inspection

  Published as AU-A-2006252311

18 November 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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