Decontamination of aluminum by chlorination

Details Decontamination of aluminum by chlorination Decontamination of aluminum by chlorination

1983-12-22

1985-06-25

Meros, Edward J.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 93AC, 4232105, 423241, 423DIG9, 423DIG12, C22B 2106, C22B 905

Patent

active

045252122

ABSTRACT:
Decontaminating an aluminum melt by chlorination wherein the melt is blanketed with a layer of molten flux containing calcium oxide to consume any Cl.sub.2 and/or AlCl.sub.3 offgasses from the melt.

REFERENCES:
patent: 3650730 (1972-03-01), Derham et al.
patent: 3845191 (1974-10-01), Bruce et al.
patent: 3854934 (1974-12-01), Dore et al.
patent: 4447262 (1984-05-01), Gay et al.
Donald A. Wenz et al., "CaCl.sub.2 --Rich Region of the CaCl.sub.2 --CaF.sub.2 --CaO System", Journal of Chemical and Engineering Data, vol. 14, No. 2, p. 250, Apr. 1969.

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