On-site removal of PCB and dioxins from soils

Cleaning and liquid contact with solids – Processes – Work handled in bulk or groups

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134 42, 210909, B08B 308

Patent

active

046629483

ABSTRACT:
A method is provided for removing PCBs and/or dioxins from solids contaminated therewith comprising contacting such solids with a halogenated hydrocarbon and a polar solvent.

REFERENCES:
patent: 2999816 (1961-09-01), Bennett et al.
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patent: 3734774 (1973-05-01), Culpepper
patent: 3945932 (1976-03-01), Figiel et al.
patent: 4425949 (1984-01-01), Rowe
patent: 4447541 (1984-05-01), Peterson
patent: 4483716 (1984-11-01), Heller
patent: 4483717 (1984-11-01), Olmsted et al.
Addis et al., "Proceedings: 1981 PCB Seminar", Sep. 1982, pp. 3-51.
McGraw-Edison Co., "Bulletin 83029", Sep. 1984, p. 2.

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