CH285493A - Process for the production of color photographic images by chromogenic development. - Google Patents
Process for the production of color photographic images by chromogenic development.Info
- Publication number
- CH285493A CH285493A CH285493DA CH285493A CH 285493 A CH285493 A CH 285493A CH 285493D A CH285493D A CH 285493DA CH 285493 A CH285493 A CH 285493A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- color photographic
- photographic images
- chromogenic development
- chromogenic
- Prior art date
Links
Classifications
-
- 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
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3192447A GB638039A (en) | 1947-12-03 | 1947-12-03 | Improvements in and relating to the production of colour photographic images |
Publications (1)
Publication Number | Publication Date |
---|---|
CH285493A true CH285493A (en) | 1952-09-15 |
Family
ID=10330417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH285493D CH285493A (en) | 1947-12-03 | 1948-12-02 | Process for the production of color photographic images by chromogenic development. |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH285493A (en) |
GB (1) | GB638039A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE555915A (en) * | 1956-03-23 | |||
CH627562A5 (en) | 1977-04-29 | 1982-01-15 | Ciba Geigy Ag | COLOR PHOTOGRAPHIC MATERIAL. |
-
1947
- 1947-12-03 GB GB3192447A patent/GB638039A/en not_active Expired
-
1948
- 1948-12-02 CH CH285493D patent/CH285493A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB638039A (en) | 1950-05-31 |
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