Process for the treatment of seasoned stabilization baths used i

Details Process for the treatment of seasoned stabilization baths used i Process for the treatment of seasoned stabilization baths used i

1999-01-21

1999-12-07

Le, Hoa Van

Radiation imagery chemistry: process, composition, or product th

Regenerating image processing composition

430372, 430428, G03C 744

Patent

active

059981083

ABSTRACT:
This invention relates to a process for the treatment of a seasoned stabilization bath containing at least 2 g/l of thiosulfate carried over from the fixing or bleach-fixing bath wherein said stabilization bath is treated by means of a nanofiltration system to yield a photographically useful permeate. The process in this invention allows the volume of photographic effluents to be significantly reduced.

REFERENCES:
patent: 5679503 (1997-10-01), Martin et al.

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