Patent · US Expired

Method for processing a black-and-white silver halide photographic light-sensitive material

US5441847A · kind A · utility

24Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 26, 1994
Grant dateAug 15, 1995
Priority date
Expiry dateMay 26, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/158
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of processing, by use of an automatic processor, a black-and-white silver halide photographic light-sensitive material containing a hydrazine compound and a redox compound capable of releasing an inhibitor upon oxidation, wherein a developer is replenished by a developer replenisher at a rate of not more than 200 ml per m.sup.2 of the photographic material, and the developer has a pH of 9.5 to 10.8. The developer further contains a compound represented by the following formulas [1], [2] or [3]. ##STR1##

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.