Patent ID: 8349044
Filing Date: 2013-01-08
Classification: B01D

Abstract:
1. An air cleaner comprising: (a) a housing including a dirty air inlet, a clean air outlet, and an interior; (b) a planar tubesheet in the housing interior having a plurality of openings in the same plane as the tubesheet; (c) a plurality of panel-style filters, each filter being mounted in a respective one of the openings in the tubesheet and having a flow face generally parallel to the plane of the tubesheet; each of the filters being mounted in the respective one of the openings to permit air to flow through the flow faces in a straight flow through direction; and (d) a plurality of blowpipes mounted to the housing and spaced from the panel style filters; each blowpipe being oriented to direct a centerline of a fluid pulse at a respective one of the filters at an angle that is: (e) wherein the blowpipes are spaced no more than 10-40 times of an inside diameter of the blowpipe from the tubesheet.