Thermal shock resistant soot filter

Thermal shock resistant soot filter

  • CN 101,939,073 B
  • Filed: 10/09/2008
  • Issued: 08/27/2014
  • Est. Priority Date: 10/12/2007
  • Status: Active Grant
First Claim
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1. a ceramic honeycomb filter, described ceramic honeycomb filter comprises the porous ceramic honeycombs with arrival end and the port of export, described arrival end is connected with exit passageway with the adjacent access road that the port of export extends to the described port of export by the described arrival end from described ceramic body, described access road and exit passageway are limited and are limited by ceramic plug by a plurality of staggered thin gas filtration porous spaced walls between described access road and exit passageway, make described access road there is entrance ceramic plug at the described port of export of described ceramic body, and described exit passageway has Exported Ceramics connector at the described arrival end of described ceramic body, make the fluid must be by spaced walls to leave from the described port of export when entering described arrival end, wherein said ceramic honeycomb body comprises heat-absorbing material, described heat-absorbing material experience absorbs the reversible transition of heat energy, wherein said heat-absorbing material is positioned in the honeycomb of porous ceramic honeycombs.

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