For the layered catalyst composite of exhaust gas purification

For the layered catalyst composite of exhaust gas purification

  • CN 101,528,347 B
  • Filed: 08/20/2007
  • Issued: 11/25/2015
  • Est. Priority Date: 08/21/2006
  • Status: Active Grant
First Claim
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1. layered catalyst composite, it comprises:

  • (a) carrier;

    (b) deposition ground floor on this carrier, this ground floor comprises the palladium be deposited on active oxidation aluminium support body;

    (c) deposition second layer on the first layer, this second layer comprises the rhodium be deposited on Refractory metal oxides supporter;

    (d) deposition third layer on the second layer, this third layer comprises the palladium be deposited on Refractory metal oxides supporter.

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