B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 53/34 (2006.01) F01N 3/28 (2006.01)
Patent
CA 2571297
A device for treatment of exhaust gases includes a housing, a fragile structure resiliently mounted within the housing, and a non-intumescent mounting mat disposed in a gap between the housing and the fragile structure. The mounting mat includes a plurality of inorganic fibers that have undergone a surface treatment to increase the holding force performance of the mounting mat. Also disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat.
La présente invention concerne un dispositif de traitement de gaz d'échappement constitué d'une enveloppe, d'une structure fragile montée en résilience à l'intérieur de l'enveloppe, et d'un matelas de montage non intumescent disposé dans un vide entre l'enveloppe et la structure fragile. Ce matelas de montage est constitué d'une pluralité de fibres inorganiques qui ont subi un traitement de surface en vue d'augmenter la force de rétention du matelas. L'invention concerne également, d'une part des procédés de fabrication d'un tel matelas pour dispositif de traitement de gaz d'échappement, et d'autre part des procédés de fabrication d'un dispositif de traitement de gaz d'échappement intégrant un tel matelas.
Kumar Amit
Ten Eyck John D.
Gowling Lafleur Henderson Llp
Unifrax Corporation
Unifrax I. Llc
LandOfFree
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