EXTERNAL LOOP NONFREEZING HEAT EXCHANGER

Details for Australian Patent Application No. 2002354604 (hide)

Owner PRAXAIR TECHNOLOGY, INC.

Inventors CHENG, Alan, Tat, Yan; DEVACK, Donald, Leonard

Pub. Number AU-A-2002354604

PCT Number PCT/US02/20776

PCT Pub. Number WO2003/006897

Priority 09/904,023 12.07.01 US

Filing date 1 July 2002

Wipo publication date 29 January 2003

International Classifications

F25B 009/00 Compression machines, plant, or systems, in which the refrigerant is air or other gas of low boiling point

F25D 017/04 Details or features of the devices covered by groups - for circulating gas, e.g. by natural convection

Event Publications

20 March 2003 Complete Application Filed

  Priority application(s): 09/904,023 12.07.01 US

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002354604

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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