Methods of increasing flotation rate

Details for Australian Patent Application No. 2002246613 (hide)

Owner Yoon, R.

Inventors YOON, Roe-Hoan

Agent Pizzeys

Pub. Number AU-B-2002246613

PCT Pub. Number WO2003/045566

Filing date 25 November 2001

Wipo publication date 10 June 2003

Acceptance publication date 15 November 2007

International Classifications

B03D 1/014 (2006.01) Flotation

B01D 37/02 (2006.01) Processes of filtration

B03D 1/006 (2006.01) Flotation

B03D 1/012 (2006.01) Flotation

B03D 1/016 (2006.01) Flotation

B03D 1/018 (2006.01) Flotation - Mixtures of inorganic and organic compounds

C02F 1/52 (2006.01) Treatment of water, waste water, or sewage - by flocculation or precipitation of suspended impurities

C02F 11/00 (2006.01) Treatment of sludge

F26B 5/00 (2006.01) Drying solid materials or objects by processes not involving the application of heat

C02F 11/14 (2006.01) Treatment of sludge - with addition of chemical agents

Event Publications

21 August 2003 Application Open to Public Inspection

  Published as AU-B-2002246613

27 January 2005 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 24 Sep 2004

15 November 2007 Application Accepted

  Published as AU-B-2002246613

13 March 2008 Standard Patent Sealed

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