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IG Farbenindustrie AG
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IG Farbenindustrie AG
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Publication of FR894680ApublicationCriticalpatent/FR894680A/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
G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
G03C7/18—Processes for the correction of the colour image in subtractive colour photography
G—PHYSICS
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
G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
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Physics & Mathematics
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General Physics & Mathematics
(AREA)
FR894680D1939-07-221943-05-13Procédé pour la production d'épreuves en plusieurs couleurs sur du matériel à plusieurs couches
ExpiredFR894680A
(fr)
Procédé de production de négatifs duplicata en plusieurs couleurs, colorés complémentairement, sur un matériel photographique en couleurs à plusieurs couches