Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1975-09-16
1978-09-12
Rutledge, L. Dewayne
Classifying, separating, and assorting solids
Fluid suspension
Liquid
75 2, 75121, B03D 102
Patent
active
041131061
ABSTRACT:
An improved tin flotation process is disclosed.
Tin ores are subjected to flotation using sulfurous acid and/or sulfite in the flotation pulp to produce improved tin concentrates.
REFERENCES:
patent: 2383427 (1945-08-01), Thompson et al.
patent: 3182798 (1965-05-01), Duke
patent: 3286837 (1966-11-01), Mercade et al.
patent: 3339730 (1967-09-01), Boutin et al.
patent: 3902602 (1975-09-01), Petrovich
Hashimoto Shigeru
Obinata Shiro
Sahara Takeshi
Dowa Mining Co. Ltd.
Lewis Michael L.
Rutledge L. Dewayne
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