Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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
G03C5/29—Development processes or agents therefor
G03C5/30—Developers
G03C5/3028—Heterocyclic compounds
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Silver Salt Photography Or Processing Solution Therefor
(AREA)
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.
Claims (1)
Patent-An Spruch:Patent-An saying:Verfahren zur Herstellung photographischer Bilder im Sepia- und Rötelton durch
Entwicklung von latenten Lichtbildern mittels Oxyisocarbostyryl und Behandlung der
so erhaltenen Bilder mit Fixierbädern allein oder mit fixierenden und silberlösenden
Mitteln, gleichzeitig oder nacheinander.Process for the production of photographic images in sepia and red tones
Development of latent light images using Oxyisocarbostyryl and treatment of the
images obtained in this way with fixing baths alone or with fixing and silver-dissolving
Means, simultaneously or one after the other.6060
Obtaining by alpha single operation alpha correct exposure of plates and culinders comprising half-tones accompanied by test or line drawings for helio engraving