Concentrating evaporators – Processes – Film
Patent
1976-10-21
1977-11-29
Yudkoff, Norman
Concentrating evaporators
Processes
Film
23295R, 159 9A, 159 45, 423111, 432111, B01D 122, B01D 902
Patent
active
040601188
ABSTRACT:
A method and apparatus for recovering flux salt and recycling or reusing the same in an aluminum refining method by introducing salt brine into a cylindrical evaporator with hot evaporator gas, rotating the evaporator to expose the brine to the hot gas and removing the slurry from the evaporator.
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patent: 2460008 (1949-01-01), Heller
patent: 2470315 (1949-05-01), McGehee
patent: 2818917 (1958-01-01), Vincent
patent: 2979421 (1961-04-01), Rissman et al.
patent: 3019835 (1962-02-01), Maurand
patent: 3195614 (1965-07-01), Hatfield
patent: 3396088 (1968-08-01), Bechard
Lance Richard T.
Papafingos Pandelis N.
Alumax Mill Products, Inc.
Hollander Barry I.
Yudkoff Norman
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