SYSTEM AND METHOD FOR REDUCING NITROGEN OXIDES IN THE EXHAUST OF AN INTERNAL COMBUSTION ENGINE

Details for Australian Patent Application No. 2002328927 (hide)

Owner BALLARD POWER SYSTEMS AG

Inventors BENZ, Uwe; KEPPELER, Berthold; MARTIN, Andre; SCHURSTEDT, Peter; zur MEGEDE, Detlef

Pub. Number AU-A-2002328927

PCT Number PCT/EP02/08097

PCT Pub. Number WO2003/009925

Priority 101 35 646.3 21.07.01 DE

Filing date 19 July 2002

Wipo publication date 17 February 2003

International Classifications

B01D 053/94 Separation of gases or vapours - by catalytic processes

F01N 003/20 Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust - specially adapted for catalytic conversion

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): 101 35 646.3 21.07.01 DE

29 May 2003 Application Open to Public Inspection

  Published as AU-A-2002328927

8 April 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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