Patent ID: 6325834
Filing Date: 2001-12-04
Classification: B01D,F01N,Y10S

Abstract:
A filter assembly conformed for attachment to the exhaust pipe of a diesel powerplant, comprising:a housing defined by a first and second shell hinged to each other along a respective edge to cooperatively form a generally cylindrical cavity;a plurality of first arcuate retainer brackets formed in the interior of said first housing shell;a plurality of second arcuate retainer brackets formed in the interior of said second housing shell, each in an opposed axial spacing relative a corresponding one of said first arcuate retainer;a first set of kinematic filter plates received in the common interior of said first and second shells in retained engagement between corresponding ones of said first and second arcuate brackets;a second set of kinematic filter plates received in the common interior of said first and second shells in retained engagement between corresponding others of said first and second arcuate brackets, said second filter plates including perforations smaller than said first filter plates;a strip of corrugated material coated on the exterior with a catalyst bearing coating wound into a coil with the corrugations overlying each other to form passages therebetween, received between further ones of said first and second retainer brackets to align said passages generally along the longitudinal axis of said housing; andattachment means for releasably securing said first and second shells to each other.