Method of concentrating and drying water-containing fluent media

Details Method of concentrating and drying water-containing fluent media Method of concentrating and drying water-containing fluent media

1978-12-18

1982-09-14

Yudkoff, Norman

Concentrating evaporators

Processes

Involving waste liquid

203 7, 159DIG13, 159DIG20, 252385, 252175, C23F 1108

Patent

active

043494129

ABSTRACT:
A method of concentrating and drying water-containing fluent media, especially waste water concentrates, wherein an additive is incorporated in the water-containing fluent media for separating the solids thereof without the formation of scale and the liquid is evaporated. The additive comprises precipitates containing hydroxides, phosphates or arsenates of magnesium, calcium, zinc, aluminum or iron.

REFERENCES:
patent: 1750761 (1930-03-01), Martin
patent: 2291146 (1942-07-01), Buist et al.
patent: 2979442 (1961-04-01), Badger
patent: 3013978 (1961-12-01), Rosinski
patent: 3135670 (1964-06-01), Ristaino et al.
patent: 3170815 (1965-02-01), White
patent: 3932224 (1976-01-01), Hirota et al.

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