B - Operations – Transporting – 03 – B
Patent
B - Operations, Transporting
03
B
B03B 5/68 (2006.01)
Patent
CA 2166444
Process for separating valuable solid materials from a mixture of waste scrap materials which comprises adding water and sand to a volume of scrap, such as chopped insulated wire, to obtain a feed of about 70-80% solids by weight; subjecting the feed mixture to vigorous agitation; screening out large foreign materials; subjecting the screened mixture to a dense medium separation with the introduction of water to produce a fluidized bed in the separation zone; removing light stream from the separation zone and screening to recover insulation material particles; and removing a heavy stream from the separation zone and screening to recover metallic particles.
Carpco Inc.
Macrae & Co.
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