Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1975-01-02
1980-09-09
Rosenberg, P. D.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75 9, C22B 102, C22B 110
Patent
active
042215889
ABSTRACT:
The roasting temperature of ore, such as sulfide concentrate, is controlled by feeding water and air under pressure to at least one spray nozzle located relative to a roasting zone containing the ore, means being employed for selectively varying the ratio of water and air fed to the nozzle in accordance with the temperature to be desired and maintained in the roasting zone.
REFERENCES:
patent: 1912621 (1933-06-01), Clark
patent: 2847294 (1958-08-01), Long et al.
patent: 3047365 (1962-07-01), Jukkola
patent: 3632312 (1972-01-01), Jukkola
Engr. and Mining Journal, vol 151, No. 3, Mar. 1950, "FluoSolids for Roasting", by Counselman, pp. 84 and 85.
Amax Inc.
Ciomek Michael A.
Kalil Eugene J.
Rosenberg P. D.
Serijan Kasper T.
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