Classifying – separating – and assorting solids – Fluid suspension – Liquid
Patent
1990-09-27
1993-08-10
Lithgow, Thomas M.
Classifying, separating, and assorting solids
Fluid suspension
Liquid
209170, 209211, 2105121, B03D 114, B03D 124
Patent
active
052341119
ABSTRACT:
A flotation machine including a cylindrical chamber having a tapered bottom to which there are secured a pipe for feeding a flotation pulp carrying mineral particles of fine fraction and a pipe for discharging gangue. Secured to the walls of the chamber is a trough for collecting froth concentrate, and a group of pulp aerators, whereas positioned axially inside the chamber is a group of tapered shells spaced equidistantly from one another with bases of larger diameter thereof facing the top part of the chamber and resting substantially at one tapered surface. Positioned over the chamber is a hydrocyclone for feeding mineral particles of coarse fraction, a cylindrical casing of this hydrocyclone having a pipe for evacuating the liquid phase of the flotation pulp positioned tangentially and communicating with the pipe for feeding the flotation pulp carrying mineral particles of fine fraction.
REFERENCES:
patent: 3400818 (1968-09-01), Tarjan
patent: 4279743 (1981-07-01), Miller
patent: 4606822 (1986-08-01), Miller
Medetsky Jury V.
Metsik Viktor M.
Nemarov Alexandr A.
Permyakov Georgy P.
Taraban Nikolai T.
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