Classifying – separating – and assorting solids – Precedent preparation of items or materials to facilitate... – Selective differentiation
Patent
1977-02-07
1978-03-28
Lutter, Frank W.
Classifying, separating, and assorting solids
Precedent preparation of items or materials to facilitate...
Selective differentiation
210 54, 526303, B03D 306
Patent
active
040813576
ABSTRACT:
Acrylic acid polymers of specified composition and solution viscosity are selective flocculants for iron values derived from hematitic ores in the presence of non-ferrous minerals.
REFERENCES:
patent: 3397953 (1968-08-01), Galvin et al.
patent: 3480761 (1969-11-01), Kolodny et al.
patent: 3545941 (1970-12-01), Wilson
patent: 3658772 (1972-04-01), Volk et al.
Van Wyk Joseph
Werneke Michael Francis
American Cyanamid Company
Hill Ralph J.
Lutter Frank W.
VAN Loo William J.
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