Liquid purification or separation – Serially connected distinct treating with or without storage...
Patent
1991-07-15
1993-05-04
Dawson, Robert A.
Liquid purification or separation
Serially connected distinct treating with or without storage...
210155, 210173, 210175, 210179, 210180, 210181, 210202, 210205, 210218, 2102571, 210259, 210260, 210319, 422285, 422286, 422288, 422289, C02F 900
Patent
active
052079040
ABSTRACT:
Apparatus for composting biological waste material, comprising a screen for separating the waste material into solids and liquids, a sludge outlet for adding sludge to the solids to form a mixture therewith and a compacting section for compacting the mixture. Further sludge is mixed with the compacted mixture to form a further mixture therewith, which is composted in a composter. The liquid separated from the biological waste is screened to remove fine solids and the fine solids are added to the first-mentioned mixture prior to the compacting thereof, the liquid being added to the further mixture in the composting section.
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396234 B C Ltd.
Dawson Robert A.
Kim Sun Uk
Long Brian M.
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