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Fuel cell device equipped with catalyst material for removing carbon monoxide and method for removing carbon monoxide

  • US 5,702,838 A
  • Filed: 08/07/1996
  • Issued: 12/30/1997
  • Est. Priority Date: 08/18/1995
  • Status: Expired due to Term
First Claim
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1. A fuel cell device comprising a polymer electrolyte fuel cell, a reformer, a fuel gas feeding path for feeding a reformed gas to a fuel electrode of said fuel cell from said reformer, a feeding path for feeding an oxidant gas to a cathode of said fuel cell and a device for removing carbon monoxide provided in said fuel gas feeding path, wherein said device for removing carbon monoxide is equipped with a catalyst material comprising an A type zeolite carrying at least one metal selected from the group consisting of Pt, Pd, Ru, Au, Rh and Ir, or an alloy of two or more metals.

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