Method and solution for coating metal surfaces with a phosphating solution containing water peroxide, produced metal object and use of said object

Details for Australian Patent Application No. 2004241000 (hide)

Owner Chemetall GmbH

Inventors Schonfelder, Eckart; Nitschke, Thomas; Schubach, Peter; Specht, Jurgen; Rein, Rudiger

Agent Watermark

Pub. Number AU-B-2004241000

PCT Pub. Number WO2004/104266

Priority 103 23 305.9 23.05.03 DE

Filing date 17 May 2004

Wipo publication date 2 December 2004

Acceptance publication date 14 May 2009

International Classifications

C23C 22/16 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/18 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/36 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

C23C 22/73 (2006.01) Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals - characterised by the process

Event Publications

15 December 2005 PCT application entered the National Phase

  PCT publication WO2004/104266 Priority application(s): WO2004/104266

14 May 2009 Application Accepted

  Published as AU-B-2004241000

10 September 2009 Standard Patent Sealed

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