DISPOSITIF DE PURIFICATION DES GAZ D'ECHAPPEMENT DE VEHICULE AUTOMOBILE

A motor vehicle exhaust gas purifier (10) comprising a longitudinal casing (12) defining a gas duct, substrate(s) (14) for gas purification in the casing (12) and a fibrous sheet (16) between (14) and (12), in which the diameters of the fibres in (16) are distributed about a central value of more th...

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Bibliographische Detailangaben
Hauptverfasser:	GUYARD CATHERINE, CANTELLE CYRIL
Format:	Patent
Sprache:	fre
Schlagworte:	BLASTING CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY ENGINE PLANTS IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNALCOMBUSTION ENGINES GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES ORENGINES IN GENERAL HEATING LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION STEAM ENGINES THEIR RELEVANT APPARATUS TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	A motor vehicle exhaust gas purifier (10) comprising a longitudinal casing (12) defining a gas duct, substrate(s) (14) for gas purification in the casing (12) and a fibrous sheet (16) between (14) and (12), in which the diameters of the fibres in (16) are distributed about a central value of more than 4 microns and the purifier (10) also has means (36) of increasing the coefficient of friction (CF) between (16) and (14) and/or the CF between (16) and (12).