METHOD FOR INCREASING THE FATIGUE RESISTANCE OF WELDED PIPES

Details for Australian Patent Application No. 2002336894 (hide)

Owner MANNESMANNROHREN-WERKE AG

Inventors REEPMEYER, Oscar; KNAUF, Gerhard; MAREWSKI, Ulrich

Pub. Number AU-A-2002336894

PCT Number PCT/DE02/03259

PCT Pub. Number WO2003/026827

Priority 101 48 317.1 21.09.01 DE; 102 44 060.3 09.09.02 DE

Filing date 11 September 2002

Wipo publication date 7 April 2003

International Classifications

B23D 079/02 Methods, machines or devices not covered elsewhere, for working metal by removal of material

B23K 037/08 Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the other main groups of this subclass - for flash removal

B21C 037/08 Manufacture of metal sheets, rods, wire, tubes, profilesor like semi-manufactured products, not otherwise provided for - Making tubes with welded or soldered seams

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 101 48 317.1 21.09.01 DE; 102 44 060.3 09.09.02 DE

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002336894

17 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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