B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
9/36.9
B01D 3/06 (2006.01)
Patent
CA 1293097
Abstract Method of concentrating sludges In a method of concentrating sludges, liquor is heated under pressure indirectly with flue gases from the combustion of previously concentrated sludge after which the sludge is caused to expand or subjected to reduced pressure which results in evaporation of water and concentration of the sludge to A dry-substance content of over 55 %.
547358
A. Ahlstrom Corporation
Gowling Lafleur Henderson Llp
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