MAGNESIUM WORKPIECE AND METHOD FOR GENERATION OF AN ANTI-CORROSION COATING ON A MAGNESIUM WORKPIECE

Details for Australian Patent Application No. 2002357433 (hide)

Owner UNIVERSITAT HANNOVER

Inventors PHAN-TAN, Tai; HAFERKAMP, Heinrich-Dietrich; KAESE, Volker; BACH, Friedrich-Wilhelm

Pub. Number AU-A-2002357433

PCT Number PCT/DE02/04296

PCT Pub. Number WO2003/056055

Priority 101 63 107.3 24.12.01 DE

Filing date 22 November 2002

Wipo publication date 15 July 2003

International Classifications

C23C 012/02 Solid state diffusion of at least one non-metal element other than silicon and at least one metal element or silicon into metallic material surfaces

C23C 022/70 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 - using melts

Event Publications

27 March 2003 Complete Application Filed

  Priority application(s): 101 63 107.3 24.12.01 DE

4 September 2003 Application Open to Public Inspection

  Published as AU-A-2002357433

9 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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