Flotation mechanism and method for dispersing gas and controlling flow in a flotation cell

Details for Australian Patent Application No. 2001279844 (hide)

Owner Outokumpu Oyj

Inventors Lilja, Launo; Jounela, Seppo; Nyman, Bror

Agent Griffith Hack

Pub. Number AU-B-2001279844

PCT Pub. Number WO02/07890

Priority 20001697 21.07.00 FI

Filing date 19 July 2001

Wipo publication date 5 February 2002

Acceptance publication date 3 February 2005

International Classifications

B03D 001/16 Flotation

Event Publications

3 February 2005 Application Accepted

  Published as AU-B-2001279844

2 June 2005 Standard Patent Sealed

3 April 2008 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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