Apparatus and method for removing hydrogen peroxide from spent pickle liquor

Details for Australian Patent Application No. 2002248763 (hide)

Owner AK Steel Properties, Inc.

Inventors Madi, Vijay N.; Leeker, Jerald W.

Agent Freehills

Pub. Number AU-B-2002248763

PCT Pub. Number WO2002/081380

Priority 60/282,563 09.04.01 US

Filing date 9 April 2002

Wipo publication date 21 October 2002

Acceptance publication date 26 April 2007

International Classifications

C02F 1/02 (2006.01) Treatment of water, waste water, or sewage - by heating

C23G 1/08 (2006.01) Cleaning or pickling metallic material with solutions or molten salts - Iron or steel

C23G 1/36 (2006.01) Cleaning or pickling metallic material with solutions or molten salts

Event Publications

10 April 2003 Application Open to Public Inspection

  Published as AU-B-2002248763

26 April 2007 Application Accepted

  Published as AU-B-2002248763

23 August 2007 Standard Patent Sealed

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