Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1976-02-20
1978-03-14
Wolk, Morris O.
Classifying, separating, and assorting solids
Fluid suspension
Liquid
B03D 102
Patent
active
040789934
ABSTRACT:
A method of concentrating a metalliferous ore containing also substantial quantities of pyrites and/or pyrrhotite and/or sphalerite and comprises subjecting an aqueous pulp of the ore to a froth flotation process in the presence of a depressant and in which (1) pyrites and/or pyrrhotite, and/or (2) sphalerite, is depressed by using as the depressant a condensation product of an aldehyde with a compound containing at least two amine or amide groups.
REFERENCES:
patent: 2187930 (1940-01-01), Brown et al.
patent: 2471384 (1949-05-01), Booth et al.
patent: 2664198 (1953-12-01), Hines
patent: 2740522 (1956-04-01), Aimone et al.
patent: 3017028 (1962-01-01), Schoeld et al.
patent: 3235077 (1966-02-01), McGarry et al.
Griffith Robert M.
Palmer Ronald A.
Parkinson Christopher
Allied Colloids Limited
Berry E. Janet
Rosen Lawrence
Turk Arnold
Wolk Morris O.
LandOfFree
Processes for flotation of mineral substances does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Processes for flotation of mineral substances, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Processes for flotation of mineral substances will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2229796