COMPOSITE BILLET AND METHOD OF MANUFACTURING SAME FOR PRODUCTION OF CLAD PIPING AND TUBING

Details for Australian Patent Application No. 2002362921 (hide)

Owner CHAKRAVARTI MANAGEMENT, L.L.C.

Inventors CHAKRAVARTI, Bhaven

Pub. Number AU-A-2002362921

PCT Number PCT/US02/31228

PCT Pub. Number WO2003/033200

Priority 09/978,803 16.10.01 US

Filing date 1 October 2002

Wipo publication date 28 April 2003

International Classifications

B23P 017/00 Metal-working operations, not covered by a single other subclass or another group in this subclass

B23P 019/02 Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation - for connecting objects by press fit or for detaching same

B23P 011/00 Connecting or disconnecting metal parts or objects by metal-working techniques, not otherwise provided for

B21D 039/04 Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating - of tubes with tubes

B21D 039/00 Application of procedures in order to connect objects or parts, e.g. coating with sheet metal otherwise than by plating

B23K 001/20 Soldering, e.g. brazing, or unsoldering - Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating

B23K 031/02 Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by any single one of main groups - relating to soldering or welding

Event Publications

22 May 2003 Complete Application Filed

  Priority application(s): 09/978,803 16.10.01 US

3 July 2003 Application Open to Public Inspection

  Published as AU-A-2002362921

1 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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