Liquid purification or separation – Processes – Chemical treatment
Patent
1984-02-02
1985-08-06
Wyse, Thomas
Liquid purification or separation
Processes
Chemical treatment
210912, C02F 164
Patent
active
045334730
ABSTRACT:
Iron, such as ferric chloride, and other metallic impurities, contained in liquid chlorinated hydrocarbon waste streams, is removed by treatment of such streams with dilute aqueous mineral acid.
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patent: 3647895 (1972-03-01), Fruhwirth et al.
patent: 3691239 (1972-09-01), Hackett et al.
patent: 3839463 (1974-10-01), Cohn
patent: 4307261 (1981-12-01), Beard et al.
Burks, Jr. William M.
Campbell Ramsey G.
Doane Elliott P.
Velez Emilio S.
Ackerman Joel G.
Stauffer Chemical Company
Wyse Thomas
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