filter2t

t. Same as felter. filter3t, n. See philter. filter-bed (fil'ter-bed), n. A pond or tank having a false bottom covered with sand, and serving to filter river or pond-waters. filter-faucet (fil'ter-fa set), n. A faucet having a small filter affixed to its spout. filtering (fil'ter-ing), n. [Verbal n. of filter1, v.] Straining; defecating: used in compounds.Filtering-bag, a conical bag made of close flannel, and kept open at the top by means of a hoop. It is used in filtering wine, vinegar, etc. - Filtering-box. Same as filter1, 2.-Filtering-cup, a pneumatic apparatus used for the purpose of showing that, if the pre ure of the atmosphere be removed from an under surface by exhaustion with an air-pump, the pre ure on the surface above will force a fluid through the pores of substances which it could not otherwise penetrate. Filtering-funnel, a gla or other funnel made with slight flutes or channels down the lower parts of the sides. When used it is lined with filtering-paper, folded and loosely put in. The channels allow the liquid to ooze more freely than in a smooth funnel. - Filtering-paper, any paper unsized and sufficiently porous to allow liquids to pa through it. Filtering-pre , a filter in which the liquid is forced through the strainers by atmospheric or mechanical pre ure or by the weight of a column of water; a filter-pre . -Filtering-stone, any porous stone, such as sandstone, through which water is filtered. - Filtering-tank. Same as filter1, 2. 2217