PROCESS AND APPARATUS FOR PICKLING A METAL PIECE AFTER WELDING

Details for Australian Patent Application No. 2002240965 (hide)

Owner METSO PAPER, INC.

Inventors ASPINEN, Pentti; KOIKKALAINEN, Tapani; REIVO, Jaakko; RASANEN, Raimo, K.

Pub. Number AU-A-2002240965

PCT Pub. Number WO2002/072918

Priority 20010469 09.03.01 FI

Filing date 11 March 2002

Wipo publication date 24 September 2002

International Classifications

C23G 001/02 Cleaning or pickling metallic material with solutions or molten salts - with acid solutions

C23G 001/36 Cleaning or pickling metallic material with solutions or molten salts

C23G 003/00 Apparatus for cleaning or pickling metallic material

Event Publications

20 March 2003 Application Open to Public Inspection

  Published as AU-A-2002240965

12 February 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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