PROCESS FOR RENDERING METALS CORROSION RESISTANT

Details for Australian Patent Application No. 2001296086 (hide)

Owner DSM N.V.

Inventors TJIOE, Tjay, Tjien; ALSTERS, Paulus, Lambertus; THOELEN, Johan, Jozef, Ghislain; NOTTEN, Mathieu, Johannes, Guillaume; WERF VAN DER, Jan, Wiebe; MENNEN, Johannes, Henricus

Pub. Number AU-A-2001296086

PCT Pub. Number WO2003/018861

Filing date 31 August 2001

Wipo publication date 10 March 2003

International Classifications

C23C 008/14 Solid state diffusion into metallic material surfaces

C22C 038/00 Ferrous alloys, e.g. steel alloys

C22C 038/12 Ferrous alloys, e.g. steel alloys - containing tungsten, tantalum, molybdenum, vanadium or niobium

C23C 008/18 Solid state diffusion into metallic material surfaces

C07C 273/04 Preparation of urea or its derivatives, i.e. compounds containing any of the groups the nitrogen atoms not being part of nitro or nitroso groups

C22C 038/08 Ferrous alloys, e.g. steel alloys - containing nickel

Event Publications

5 June 2003 Application Open to Public Inspection

  Published as AU-A-2001296086

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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