Dual stage nitrogen rejection from liquefied natural gas

Details for Australian Patent Application No. 2006238748 (hide)

Owner Air Products and Chemicals, Inc.

Inventors Spilsbury, Christopher Geoffrey

Agent Pizzeys

Pub. Number AU-B-2006238748

PCT Pub. Number WO2006/111721

Priority 052525224.3 22.04.05 EP

Filing date 18 April 2006

Wipo publication date 26 October 2006

Acceptance publication date 1 April 2010

International Classifications

F25J 3/02 (2006.01) Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification - by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream

F25J 1/02 (2006.01) Processes or apparatus for liquefying or solidifying gases or gaseous mixtures

Event Publications

1 November 2007 PCT application entered the National Phase

  PCT publication WO2006/111721 Priority application(s): WO2006/111721

1 April 2010 Application Accepted

  Published as AU-B-2006238748

29 July 2010 Standard Patent Sealed

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