BE629777A - - Google Patents
Info
- Publication number
- BE629777A BE629777A BE629777DA BE629777A BE 629777 A BE629777 A BE 629777A BE 629777D A BE629777D A BE 629777DA BE 629777 A BE629777 A BE 629777A
- Authority
- BE
- Belgium
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
- G03C7/407—Development processes or agents therefor
- G03C7/413—Developers
- G03C7/4136—Developers p-Phenylenediamine or derivatives thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR912001A FR1343731A (fr) | 1962-10-11 | 1962-10-11 | Procédé pour le développement photographique mixte en blanc et noir pour la réalisation d'un effet équivalant à une augmentation de la sensibilité originale, et révélateur mixte y relatif |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE629777A true BE629777A (https=) |
Family
ID=8788539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE629777D BE629777A (https=) | 1962-10-11 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE629777A (https=) |
| FR (1) | FR1343731A (https=) |
| GB (1) | GB1032925A (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941599A (en) * | 1972-11-15 | 1976-03-02 | Minnesota Mining And Manufacturing Company | Method for obtaining a color contrast photographic image, photographic element and development composition suitable for the realization of said method |
-
0
- BE BE629777D patent/BE629777A/xx unknown
-
1962
- 1962-10-11 FR FR912001A patent/FR1343731A/fr not_active Expired
-
1963
- 1963-03-20 GB GB1096363A patent/GB1032925A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3941599A (en) * | 1972-11-15 | 1976-03-02 | Minnesota Mining And Manufacturing Company | Method for obtaining a color contrast photographic image, photographic element and development composition suitable for the realization of said method |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1032925A (en) | 1966-06-15 |
| FR1343731A (fr) | 1963-11-22 |