Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1977-03-29
1979-03-27
Hart, Charles N.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210 54, 210 67, 210 75, 209 5, B01D 2101
Patent
active
041464737
ABSTRACT:
An improved process for concentrating and dewatering of mineral suspensions by filtration which comprises adding to the suspension prior to the filtration as filter aid a composition containing a sulfosuccinate of the formula I ##STR1## wherein R.sup.1 and R.sup.2 each are an alkyl radical having about 6 to 12 carbon atoms and Me is an alkali metal, and an aliphatic amine having at least 5 carbon atoms.
REFERENCES:
patent: 2266954 (1941-12-01), Bonnet et al.
patent: 2315734 (1943-04-01), Ralston et al.
patent: 2862880 (1958-12-01), Clemens
patent: 3479282 (1969-11-01), Chamot et al.
patent: 3529957 (1970-09-01), Kunda et al.
patent: 3545941 (1970-12-01), Wilson
Edelmann Gerhard
Muller Heinz
Rosenstock Friedrich
Hart Charles N.
Hoechst Aktiengesellschaft
Hruskoci Peter A.
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