Device and method for treatment of gases by a moving bed of particulate material

Details for Australian Patent Application No. 2004277928 (hide)

Owner Elkem AS Alcoa Inc.

Inventors Brinch, Jon Christian; Vegge, Olaf Trygve

Agent Pizzeys

Pub. Number AU-B-2004277928

PCT Pub. Number WO2005/032695

Priority 10/678,339 03.10.03 US

Filing date 22 September 2004

Wipo publication date 14 April 2005

Acceptance publication date 15 March 2007

International Classifications

B01D 53/08 (2006.01) Separation of gases or vapours

B01D 53/34 (2006.01) Separation of gases or vapours - Chemical or biological purification of waste gases

B01J 8/00 (2006.01) Chemical or physical processes in general, conducted in the presence of fluids and solid particles

B01J 8/12 (2006.01) Chemical or physical processes in general, conducted in the presence of fluids and solid particles

Event Publications

27 April 2006 PCT application entered the National Phase

  PCT publication WO2005/032695 Priority application(s): WO2005/032695

4 May 2006 Change of Name(s) of Applicant(s), Section 104

  Alcoa Inc.; Elkem ASA The name of the applicant has been changed to Elkem AS; Alcoa Inc. 2005

15 March 2007 Application Accepted

  Published as AU-B-2004277928

19 July 2007 Standard Patent Sealed

19 April 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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