Solvent recovery

Details Solvent recovery Solvent recovery

1990-02-06

1990-12-25

Manoharan, Virginia

Distillation: processes, separatory

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

For scale inhibiting or corrosion preventing

2022671, 203 59, 203 86, 564216, 570262, B01D 334

Patent

active

049800310

ABSTRACT:
Hydrogen chloride evolution is reduced in the distillation of chloroform from its admixture with an amide solvent when in contact with stainless steel, by incorporation of certain tertiary aliphatic amines.

REFERENCES:
patent: 2543575 (1951-02-01), Harvey et al.
patent: 3790496 (1974-02-01), Hausler
patent: 3919054 (1975-11-01), Hands
patent: 3981780 (1976-09-01), Scherrer et al.
patent: 4062764 (1977-12-01), White et al.
patent: 4115530 (1978-09-01), Coenen et al.
patent: 4566973 (1986-01-01), Masler, III et al.
patent: 4628836 (1986-12-01), Littmann

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