Method for rapid sedimentation of fine particles from suspension

Details Method for rapid sedimentation of fine particles from suspension Method for rapid sedimentation of fine particles from suspension

1976-05-21

1976-12-28

Spear, Jr., Frank A.

Liquid purification or separation

With alarm, indicator, register, recorder, signal or...

Responsive to fluid flow

210 59, 423167, 423321R, C02B 120

Patent

active

040000672

ABSTRACT:
Suspensions of fine particles such as phosphate ore slimes are caused to settle by reaction with hydrofluoric acid or equivalent F-containing material in order to effect rapid settling of particles from the aqueous suspensions.

REFERENCES:
patent: 3061541 (1962-10-01), Henry
patent: 3707523 (1972-12-01), Ledden et al.
patent: 3887482 (1975-06-01), Hellestam et al.
patent: 3932275 (1976-01-01), Mewes et al.

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