METHOD FOR PASSIVATING STAINLESS STEEL PRODUCT AND METHOD FOR PRODUCING STAINLESS STEEL SEPARATOR FOR FUEL CELL

Details for Australian Patent Application No. 2003292789 (hide)

Owner HONDA MOTOR CO., LTD.

Inventors ISHIGAMI, Osamu; KONDO, Tetsuya; OGAWA, Yoshimitsu

Pub. Number AU-A-2003292789

PCT Number PCT/JP2003/0166

PCT Pub. Number WO2004/070083

Priority 2003-031732 07.02.03 JP; 2003-295274 19.08.03 JP

Filing date 25 December 2003

Wipo publication date 30 August 2004

International Classifications

C23C 022/62 Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals

H01M 008/02 Fuel cells - Details

H01M 008/04 Fuel cells - Auxiliary arrangements or processes, e.g. for control of pressure, for circulation of fluids

Event Publications

22 April 2004 Complete Application Filed

  Priority application(s): 2003-031732 07.02.03 JP; 2003-295274 19.08.03 JP

30 September 2004 Application Open to Public Inspection

  Published as AU-A-2003292789

27 October 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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