Process for the distillation of weak ammonia liquor

Details Process for the distillation of weak ammonia liquor Process for the distillation of weak ammonia liquor

1976-06-14

1978-08-22

Bascomb, Jr., Wilbur L.

Distillation: processes, separatory

Addition of material to distilland to inhibit or prevent...

For scale inhibiting or corrosion preventing

203 36, 203 47, 203 96, 423357, B01D 338

Patent

active

041087348

ABSTRACT:
The fouling of ammonia stills which results from the clogging, particularly of the lower plates of the stills, with sludge and precipitates is eliminated by use of a calcium compound precipitation step followed by a clarification step prior to initiation of actual distillation.

REFERENCES:
patent: 453005 (1891-05-01), Holden
patent: 1943345 (1934-01-01), Richardson
patent: 2156843 (1939-05-01), Garrels et al.
patent: 2781244 (1957-02-01), Hecklinger
patent: 2892682 (1959-06-01), Svanoe
patent: 3278423 (1966-10-01), Millar
patent: 3326778 (1967-06-01), Mock
patent: 3350292 (1967-10-01), Weinberger et al.
patent: 3920419 (1975-11-01), Schroeder et al.

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