Process for reducing the quantity of water contained in pulps of

Details Process for reducing the quantity of water contained in pulps of Process for reducing the quantity of water contained in pulps of

1998-08-03

2000-07-18

Simmons, David A.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

210728, 210734, 209 5, C02F 156

Patent

active

060902930

ABSTRACT:
In this process for reducing the quantity of water contained in pulps of nickel-bearing ores, the pulp is diluted with water, a dilute aqueous solution of a flocculant based on an acrylic acid copolymer is injected, the mixture is left to decant, then the underflow and overflow are separated.

REFERENCES:
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patent: 3974116 (1976-08-01), Lissant
patent: 4110401 (1978-08-01), Hoover et al.
patent: 4705672 (1987-11-01), McCurdy et al.
patent: 4872993 (1989-10-01), Harrison
patent: 4911848 (1990-03-01), Cardini et al.
patent: 5518634 (1996-05-01), Pillai et al.
Database WPI Section Ch Week 9330, Derwent Publications Ltd London GB, Class A14 AN93-241871 XP P002061848.

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