The Pasteur-Chamberland System of Filtration at the Darjeeling Water-Works
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Memoranda on Water Filtration by the Chamberland-Pasteur and Nordtmeyer-Berk Feld Systems (Illustrated)
as "tubes poreux en porcelaine degourdie;" but although the actual composition ot the material has not been revealed, it is pretty well known that it is composed of porcelain and asbestos fused at a very high temperature, and afterwards compressed into the candle shape in which it is employed for filtering purposes. This fusion and pressure produce a material in which the pores are so extremely...
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عنوان ژورنال:
دوره 32 شماره
صفحات -
تاریخ انتشار 2016