A - Human Necessities – 62 – D
Patent
A - Human Necessities
62
D
A62D 3/36 (2007.01) B09B 5/00 (2006.01) C02F 11/00 (2006.01) C09K 17/00 (2006.01) A62D 3/00 (2006.01)
Patent
CA 2122223
ABSTRACT: Method for treatment of impounded sludges, soils and other contaminated solid materials. A novel and improved method is provided for treatment of materials contaminated with environmentally significant amounts of volatile and semi-volatile organic pollutants, the method including the essential steps of fluidization, acidification, and filtration of a contaminated solids material to yield a first treated solids product; recycling of the first treated solids product and admixture of the recycled first treated solids product with additional contaminated solids product; and continuously subjecting a mixture of first treated solids product and contaminated solids product to fluidization, acidification, filtration, recycling, and admixture until a product exhibiting predetermined characteristics is produced.
Fetherstonhaugh & Co.
Koninklijke Philips Electronics N.v.
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