Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1976-01-28
1977-09-27
Rutledge, L. Dewayne
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75 3, 75 93A, 75 94, 75 53, 75257, C21B 302, C21B 504
Patent
active
040509257
ABSTRACT:
Production of an activated type alumina from aluminum dross by digestion with water, preferably pressurized. The peculiar properties associated with trace compounds present in the product make it useful for the recovery of noxious effluents from furnacing processes, including those burning fossil fuels and those used for smelting both aluminum and steel, wherein the alumina beneficially incorporates in the metallurgical flux.
REFERENCES:
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patent: 3264069 (1966-08-01), Getty
patent: 3660076 (1972-05-01), Williams
patent: 3676105 (1972-07-01), McLeod et al.
patent: 3694190 (1972-09-01), Langston
patent: 3770424 (1973-11-01), Floyd et al.
patent: 3883347 (1975-05-01), Takashima et al.
patent: 3893846 (1975-07-01), Takashima et al.
Garst, O. C., et al., The Recovery of Metal and Other Valuable Products from Aluminum Dross, U.S. Dept. of the Interior, pp. 3-4, (1946).
Burke James J.
Lewis Michael L.
R.C.M. Corporation
Rutledge L. Dewayne
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