USE OF CHROME STEEL AS RAW MATERIAL FOR CORROSION-RESISTANT SPRING ELEMENTS AND METHOD FOR PRODUCING SAID CHROME STEEL

Details for Australian Patent Application No. 2003260412 (hide)

Owner STAHLWERK ERGSTE WESTIG GMBH

Inventors KLOSS-ULITZKA, Gisbert; PACHER, Oskar

Pub. Number AU-A-2003260412

PCT Number PCT/EP03/08988

PCT Pub. Number WO2004/022810

Priority 102 37 446.5 16.08.02 DE

Filing date 12 August 2003

Wipo publication date 29 March 2004

International Classifications

C22C 038/18 Ferrous alloys, e.g. steel alloys - containing chromium

C22C 038/20 Ferrous alloys, e.g. steel alloys - with copper

C22C 038/22 Ferrous alloys, e.g. steel alloys - with molybdenum or tungsten

B60S 001/32 Cleaning of vehicles - characterised by constructional features of wiper blades or arms

C21D 009/02 Heat treatment, e.g. annealing, hardening, quenching, tempering, adapted for particular articles - for springs

Event Publications

20 November 2003 Complete Application Filed

  Priority application(s): 102 37 446.5 16.08.02 DE

13 May 2004 Application Open to Public Inspection

  Published as AU-A-2003260412

26 May 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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