Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 217
DISPOSAL OF PAPER MILL WASTES. 179 passing through the felt leaves the stock on its surface, and due to the fine mesh of the felt it collects a large percentage of the waste in the water. The … on clean stock without Fig. 4. much clay, but with dirty stock it is impossible to keep the felt clean enough to pass water. Fig. 5 is still another screening save-all of the rotating type. The cone C is covered with a fine wire cloth, the whole being rotated by means of a pulley B. The waste water…
Engineering
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