Methods and compositions for acid treatment of a metal surface

Details for Australian Patent Application No. 2006283664 (hide)

Owner Houghton Metal Finishing Company

Inventors Basaly, Mores

Agent Freehills

Pub. Number AU-B-2006283664

PCT Pub. Number WO2007/024556

Priority 60/709,452 19.08.05 US

Filing date 15 August 2006

Wipo publication date 1 March 2007

Acceptance publication date 12 April 2012

International Classifications

C23F 1/20 (2006.01) Etching metallic material by chemical means

C23F 1/16 (2006.01) Etching metallic material by chemical means

C23F 3/03 (2006.01) Brightening metals by chemical means

C23G 1/12 (2006.01) Cleaning or pickling metallic material with solutions or molten salts

Event Publications

13 March 2008 PCT application entered the National Phase

  PCT publication WO2007/024556 Priority application(s): WO2007/024556

12 April 2012 Application Accepted

  Published as AU-B-2006283664

9 August 2012 Standard Patent Sealed

13 September 2012 Assignment Registered

  Houghton Metal Finishing Company The patent has been assigned to Houghton Technical Corp.

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