A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . the fine and light particles from passing in the same direction. a, fig. 499, inlet of cleanwater; n, launder delivering the orey matter; c, outlet of fine and inferior stuff; d, dis-charge orifice for rough and heavy stuff. This operation must be regulated by a cistern 10 feet square on the top, and 18 inches deep, will pass through about 40 tons in10 hours. When separating stamps work a smaller cistern is employed, say 14 inchessquare, 10 inches d


A supplement to Ures Dictionary of Arts, Manufactures, and Mines, : containing a clear exposition of their principles and practice. . the fine and light particles from passing in the same direction. a, fig. 499, inlet of cleanwater; n, launder delivering the orey matter; c, outlet of fine and inferior stuff; d, dis-charge orifice for rough and heavy stuff. This operation must be regulated by a cistern 10 feet square on the top, and 18 inches deep, will pass through about 40 tons in10 hours. When separating stamps work a smaller cistern is employed, say 14 inchessquare, 10 inches deep; this will despatch 6 tons in 10 hours. A valuable form of separator is shown in fig. 500, the peculiarity of which consists inthe manner of introducing the water and slimes. Instead of the latter depending for sepa-ration upon the power of an ascending column of water, it here passes into a horizontalflow of greater or less volume and velocity, produced by altering the tap g. Compart-ments, viz., 1, 2, 3, and 4, are also fitted in the box, for the purpose of receiving mineralof different densities and size, which is discha


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Keywords: ., bookcentury1800, bookdecade1860, bookpublishernewyo, bookyear1864