Chrome free composition for metal surface treatment and surface-treated metal sheet

Details for Australian Patent Application No. 2005319883 (hide)

Owner Posco

Inventors Yoo, Hong-Jong; Noh, Sang-Keol; Park, Rho-Bum; Park, Ki-Duck; Han, Kook-Jin; Jin, Yeong-Sool

Agent Spruson & Ferguson

Pub. Number AU-B-2005319883

PCT Pub. Number WO2006/068438

Priority 10-2004-0111343 23.12.04 KR

Filing date 22 December 2005

Wipo publication date 29 June 2006

Acceptance publication date 1 July 2010

International Classifications

C23C 22/06 (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

Event Publications

9 August 2007 PCT application entered the National Phase

  PCT publication WO2006/068438 Priority application(s): WO2006/068438

1 July 2010 Application Accepted

  Published as AU-B-2005319883

28 October 2010 Standard Patent Sealed

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