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Gevaert Photo Producten NV
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Gevaert Photo Producten NV
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Publication of ES274710A1publicationCriticalpatent/ES274710A1/en
Silver Salt Photography Or Processing Solution Therefor
(AREA)
Abstract
A process for the production of a photographic image in which a light-sensitive photographic element comprising a silver halide emulsion layer is exposed to an original, in which the support and/or the halogenide emulsion layer of silver and/or a water permeable layer which is on the same side of the support as the silver halide emulsion layer, contains a derivative of 3-pyrazolidone, 3-hydroxy-1,2,3,4-tetrahydroquinoline and optionally pyrogallol, together in a layer or distributed between at least two of these layers, characterized in that the exposed material is revealed with heat. (Machine-translation by Google Translate, not legally binding)
ES0274710A1961-02-171962-02-17A procedure for the production of a photographic image (Machine-translation by Google Translate, not legally binding)
ExpiredES274710A1
(en)
Procedure for the production of an image of transfer by diffusion in an image receiving material (Machine-translation by Google Translate, not legally binding)