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Gevaert Photo Producten NV
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Gevaert Photo Producten NV
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Application filed by Gevaert Photo Producten NVfiledCriticalGevaert Photo Producten NV
Application grantedgrantedCritical
Publication of FR911801ApublicationCriticalpatent/FR911801A/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
G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
G03C7/32—Colour coupling substances
G03C7/34—Couplers containing phenols
G03C7/344—Naphtholic couplers
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR911801D1945-06-251945-06-25Procédé pour la production d'images photographiques en couleurs
ExpiredFR911801A
(fr)