Method of recovering enriched gaseous oxygen

Details for Australian Patent Application No. 2002222648 (hide)

Owner Sumitomo Seika Chemicals Co., Ltd.

Inventors Sasano, Hiroaki; Yamamoto, Morihiko; Haruna, Kazuo

Agent Pizzeys

Pub. Number AU-B-2002222648

PCT Pub. Number WO02/49959

Priority 2000-385189 19.12.00 JP

Filing date 14 December 2001

Wipo publication date 1 July 2002

Acceptance publication date 24 November 2005

International Classifications

C01B 013/02 Oxygen - Preparation of oxygen

B01D 053/053 Separation of gases or vapours

Event Publications

24 November 2005 Application Accepted

  Published as AU-B-2002222648

23 March 2006 Standard Patent Sealed

8 July 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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