Catalysed soot filter for treating the exhaust gas of a compression ignition engine

Catalysed soot filter for treating the exhaust gas of a compression ignition engine

  • CN 104,797,336 A
  • Filed: 11/21/2013
  • Published: 07/22/2015
  • Est. Priority Date: 11/21/2012
  • Status: Active Application
First Claim
Patent Images

1. catalytic type soot filter, it comprises and is positioned at the suprabasil oxidation catalyst of filterability, this oxidation catalyst is for the treatment of the carbon monoxide come from the waste gas of compression ignition engine (CO) and hydrocarbon (HC), and wherein this oxidation catalyst comprises:

  • Be selected from platinum group metal (PGM) component of platinum (Pt) component, palladium (Pd) component and combination thereof;

    Alkaline earth metal component;

    Comprise the carrier material of the modified aluminas being mixed with hetero atom component.

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