Liquid purification or separation – Structural installation – Geographic
Patent
1990-08-01
1993-04-27
Wyse, Thomas
Liquid purification or separation
Structural installation
Geographic
210192, 210206, 210760, 55256, 42218608, 42218612, C02F 178
Patent
active
052059278
ABSTRACT:
An apparatus for treating soil contaminated by organic compounds wherein an ozone containing gas is treated with acid to increase the stability of the ozone in the soil environment and the treated ozone applied to the contaminated soil in a manner adapted to decompose the organic compounds; one embodiment of the apparatus comprises a means to supply ozone as a gas-ozone mixture, a stability means to treat ozone obtained from the supply and distribution means to apply the stabilized gas-ozone to soil. The soil may be treated in situ or may be removed for treatment and refilled.
REFERENCES:
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patent: 4021338 (1977-05-01), Harkin
patent: 4167973 (1979-09-01), Forte et al.
patent: 4182663 (1980-01-01), Vaseen
patent: 4204955 (1980-05-01), Armstrong
patent: 4298467 (1981-11-01), Gartner et al.
patent: 4650573 (1987-03-01), Nathanson
patent: 4696739 (1987-09-01), Pedreault
patent: 4778532 (1988-10-01), McConnell et al.
Battelle (Memorial Institute)
Wiesmann Klaus H.
Wyse Thomas
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