Process for the dewatering of phosphate slimes

Details Process for the dewatering of phosphate slimes Process for the dewatering of phosphate slimes

1993-12-03

1995-07-25

Niebling, John

Chemistry: electrical and wave energy

Processes and products

Electrostatic field or electrical discharge

2041822, B01D 6156

Patent

active

054358930

ABSTRACT:
The process for electro-sedimentation, dewatering and consolidation of Florida phosphate slime by the process of placing an anode at the bottom of a holding facility for the storage of the phosphate slime; filling the holding facility with phosphate slime; placing a cathode on the surface of the solid portion of the phosphate slime but below the surface of any supernatant liquid; applying an electrical current to the cathode to produce a separation of the phosphate clays from the phosphate slime and draining off any decanted water to produce phosphate slimes with a solid content of at least about 15 percent.

REFERENCES:
patent: 4244804 (1981-01-01), Moeglich
patent: 4323445 (1987-04-01), Alekhin et al.
patent: 4808304 (1989-02-01), Deal
patent: 4915846 (1990-04-01), Thomas, Jr. et al.

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