METHOD OF OBTAINING CHROMATE-FREE CONVERSION COATINGS ON ALUMINIUM ALLOYS

Details for Australian Patent Application No. 2003294994 (hide)

Owner UNIVERSIDAD DE CADIZ

Inventors BOTANA PEDEMONTE, Francisco Javier; BETHENCOURT NUNEZ, Manuel; MARCOS BARCENA, Mariano; CANO IGLESIAS, Maria Jose

Pub. Number AU-A-2003294994

PCT Number PCT/ES2003/0006

PCT Pub. Number WO2004/059035

Priority P200203025 27.12.02 ES

Filing date 26 December 2003

Wipo publication date 22 July 2004

International Classifications

C23C 022/56 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

22 April 2004 Complete Application Filed

  Priority application(s): P200203025 27.12.02 ES

26 August 2004 Application Open to Public Inspection

  Published as AU-A-2003294994

15 September 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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