FR544232A - Procédé pour récupérer les métaux précieux contenus dans les bains de fixage photographiques et pour régénérer les fixatifs
- Google Patents
Procédé pour récupérer les métaux précieux contenus dans les bains de fixage photographiques et pour régénérer les fixatifs
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.)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filedfiledCritical
Application grantedgrantedCritical
Publication of FR544232ApublicationCriticalpatent/FR544232A/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
G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
G03C5/3952—Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR544232D1920-12-071921-12-06Procédé pour récupérer les métaux précieux contenus dans les bains de fixage photographiques et pour régénérer les fixatifs
ExpiredFR544232A
(fr)