Catalyst composition for reducing nitrogen oxides

Catalyst composition for reducing nitrogen oxides

  • CN 101,588,865 B
  • Filed: 01/22/2008
  • Issued: 12/03/2014
  • Est. Priority Date: 01/22/2007
  • Status: Active Grant
First Claim
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1. for the catalyst of reducing nitrogen oxides, comprise a carrier, on described carrier, apply and comprise and be selected from V 2o 5, WO 3and TiO 2in the ground floor of two kinds of hopcalites, on described ground floor, lay a second layer local, the described second layer only contain metal exchange non precious metal zeolite.

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