Method for processing silver halide photographic elements in a bleaching bath and a blixing bath
US4717647A · kind A · utility
10Cited by
6References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 13, 1985 |
| Grant date | Jan 5, 1988 |
| Priority date | — |
| Expiry date | Sep 13, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03C7/42
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A method for the processing of a silver halide color photographic element comprising imagewise exposing the element, color developing the exposed element, followed by de-silvering, characterized in that the de-silvering step comprises processing the developed element in a bleaching bath containing an aminopolycarboxylic acid ferric ion complex salt and subsequently in a blixing bath containing an aminopolycarboxylic acid ferric ion complex salt and a fixing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.