BE432544A - - Google Patents
Info
- Publication number
- BE432544A BE432544A BE432544DA BE432544A BE 432544 A BE432544 A BE 432544A BE 432544D A BE432544D A BE 432544DA BE 432544 A BE432544 A BE 432544A
- 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
- G03C7/32—Colour coupling substances
- G03C7/36—Couplers containing compounds with active methylene groups
- G03C7/38—Couplers containing compounds with active methylene groups in rings
- G03C7/381—Heterocyclic compounds
- G03C7/3815—Heterocyclic compounds with one heterocyclic ring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI0060443 | 1938-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE432544A true BE432544A (US08197722-20120612-C00042.png) |
Family
ID=7195236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE432544D BE432544A (US08197722-20120612-C00042.png) | 1938-02-05 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2186045A (US08197722-20120612-C00042.png) |
| BE (1) | BE432544A (US08197722-20120612-C00042.png) |
| CH (1) | CH232384A (US08197722-20120612-C00042.png) |
| FR (1) | FR849861A (US08197722-20120612-C00042.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2829975A (en) * | 1956-04-26 | 1958-04-08 | Gen Aniline & Film Corp | 3-alpha-sulfo acylamino pyrazolone color formers in which the acyl group contains a long aliphatic chain |
| BE561850A (US08197722-20120612-C00042.png) * | 1956-10-23 | |||
| DE1130287B (de) * | 1961-02-01 | 1962-05-24 | Agfa Ag | Verfahren zur Herstellung von farbenphotographischen Bildern nach dem Verfahren der farbigen Entwicklung und Material zur Durchfuehrung des Verfahrens |
| DE4439329A1 (de) * | 1994-11-04 | 1996-05-09 | Agfa Gevaert Ag | Neue Gelbkuppler vom Typ Indolo [3,2-b] chinoline und ihre Verwendung in einem farbfotografischen Entwicklungsverfahren |
-
0
- BE BE432544D patent/BE432544A/xx unknown
-
1939
- 1939-02-02 US US254235A patent/US2186045A/en not_active Expired - Lifetime
- 1939-02-04 CH CH232384D patent/CH232384A/de unknown
- 1939-02-04 FR FR849861D patent/FR849861A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2186045A (en) | 1940-01-09 |
| FR849861A (fr) | 1939-12-04 |
| CH232384A (de) | 1944-05-31 |
