Patent ID: 6379433
Filing Date: 2002-04-30
Classification: B01D

Abstract:
A filtration device for holding an amount of filtration media and for use in filtering contaminated air, comprising:(a) a media basket comprised of a collar and a basket member, said collar having an inner wall and an outer wall, a top portion and a bottom portion, and at least one notch located near said top portion, said basket member attached to said bottom portion of said collar, whereby the filtration media is held in said basket member, said basket member being gas permeable to allow for entry of the contaminated air; (b) a conduit member located within said media basket, which extends substantially lengthwise within said media basket, said conduit member forming a vertical channel within the filtration media and whereby said conduit member is air permeable; and, (c) a tub having an inside wall and an outside wall, and having an open top and bottom, said tub designed and dimensioned to receive and hold said media basket, wherein said media basket includes a lid that fits over said annular collar of said media basket.