Hydrogen peroxide pickling of siliconcontaining electrical steel grades

Details for Australian Patent Application No. 2002307176 (hide)

Owner AK Steel Properties, Inc.

Inventors Madi, Vijay N.; Vanscoy, Clayton A.; Leeker, Jerald W.

Agent Freehills

Pub. Number AU-B-2002307176

PCT Number PCT/US02/10962

PCT Pub. Number WO2002/081776

Priority 60/282,564 09.04.01 US

Filing date 9 April 2002

Wipo publication date 21 October 2002

Acceptance publication date 15 February 2007

International Classifications

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

C23G 3/02 (2006.01) Apparatus for cleaning or pickling metallic material - for cleaning wires, strips, filaments continuously

Event Publications

19 December 2002 Complete Application Filed

  Priority application(s): 60/282,564 09.04.01 US

10 April 2003 Application Open to Public Inspection

  Published as AU-B-2002307176

15 February 2007 Application Accepted

  Published as AU-B-2002307176

14 June 2007 Standard Patent Sealed

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