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Publication of FR874302ApublicationCriticalpatent/FR874302A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
G03C5/263—Processes using silver-salt-containing photosensitive materials or agents therefor with an exterior influence, e.g. ultrasonics, electrical or thermal means
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FR874302D1940-09-171941-07-30Procédé pour le développement de couches photographiques de sels métalliques
ExpiredFR874302A
(fr)