Method for processing black-and-white silver halide photographic

Details Method for processing black-and-white silver halide photographic Method for processing black-and-white silver halide photographic

1994-01-19

1995-01-17

Baxter, Janet C.

Radiation imagery chemistry: process, composition, or product th

Regenerating image processing composition

Developer

430435, 430438, 430465, 430485, 430491, 430490, 430599, 430600, 430642, G03C 133, G03C 134, G03C 5305, G03C 531

Patent

active

053825071

ABSTRACT:
A method for processing a first black-and-white silver halide photographic light-sensitive material comprising a hydrazine compound and a second black-and-white silver halide photographic light-sensitive material comprising a tetrazolium compound is disclosed, a photographic layer on the side of a silver halide emulsion layer of each material containing gelatin in an amount of not more than 3.0 g per m.sup.2 of the material, and the process comprising the step of exposing the light-sensitive materials and developing the exposed materials with the same developer having a pH of from 9.5 to 10.7, the developer being replenished with developer replenisher in an amount of not more than 250 cc per m.sup.2 of the light-sensitive materials to be developed.

REFERENCES:
patent: 4318979 (1982-03-01), Habu et al.
patent: 4816384 (1989-03-01), Fruge et al.
patent: 4988603 (1991-01-01), Takamuki et al.
patent: 5041363 (1991-08-01), Sakuma
patent: 5139921 (1992-08-01), Takagi et al.

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