. Journal. through theapparatus by connecting the upper part at e with a ing material laced to a bead or projection formed on thejoint surface of the plate : (2) securing the cloths usedfor filtering to a ring which tits tightly inside the frameportion of the plate, and bidding the cloth against thefiltering surface of the plate ; (3) washing the solubleportions of the material under operation from the residueleft in the press by first partially filling the chambersand then forcing the washing liquid through the sides ofthe unformed cake adhering to the cloths on each side ofthe chamber. The p
. Journal. through theapparatus by connecting the upper part at e with a ing material laced to a bead or projection formed on thejoint surface of the plate : (2) securing the cloths usedfor filtering to a ring which tits tightly inside the frameportion of the plate, and bidding the cloth against thefiltering surface of the plate ; (3) washing the solubleportions of the material under operation from the residueleft in the press by first partially filling the chambersand then forcing the washing liquid through the sides ofthe unformed cake adhering to the cloths on each side ofthe chamber. The patentee claims as novel each of theimprovements as above specified.—C. C. H. Improvements in Filters. V. B. Hill, New Cross Gate, Surrey. Eng. Pat. 357S, February 19, patent is for improvements in water-filteringapparatus. The block of filtering material is placed inthe interior of a containing vessel so that a narrow spaceexists only between it and the walls of the vessel. When Fig. 3. Fig.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectchemist, bookyear1882
