BE539271A - - Google Patents
Info
- Publication number
- BE539271A BE539271A BE539271DA BE539271A BE 539271 A BE539271 A BE 539271A BE 539271D A BE539271D A BE 539271DA BE 539271 A BE539271 A BE 539271A
- 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
- 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
- G03C5/3035—Heterocyclic compounds containing a diazole ring
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Plural Heterocyclic Compounds (AREA)
- Developing Agents For Electrophotography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA20693A DE955026C (de) | 1954-07-08 | 1954-07-08 | Verfahren zur Herstellung von farbigen Bildern durch Farbentwicklung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE539271A true BE539271A (enrdf_load_stackoverflow) |
Family
ID=6924750
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE539271D BE539271A (enrdf_load_stackoverflow) | 1954-07-08 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2892714A (enrdf_load_stackoverflow) |
| BE (1) | BE539271A (enrdf_load_stackoverflow) |
| CH (1) | CH336259A (enrdf_load_stackoverflow) |
| DE (1) | DE955026C (enrdf_load_stackoverflow) |
| FR (1) | FR1126757A (enrdf_load_stackoverflow) |
| GB (1) | GB795476A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE611885A (enrdf_load_stackoverflow) * | 1960-12-24 | |||
| US3547646A (en) * | 1966-12-16 | 1970-12-15 | Keuffel & Esser Co | Light-sensitive imaging material containing hydrazones |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB542502A (en) * | 1940-07-10 | 1942-01-13 | John David Kendall | Improvements in or relating to photographic development processes |
| US2533514A (en) * | 1947-11-19 | 1950-12-12 | Eastman Kodak Co | Photographic emulsions containing color couplers and amide coupler solvents |
| DE875048C (de) * | 1950-04-06 | 1953-04-30 | Ilford Ltd | Verfahren zur Herstellung von 3-Pyrazolidonen |
| DE870418C (de) * | 1950-04-06 | 1953-03-12 | Ilford Ltd | Verfahren zur Herstellung von Pyrazolinverbindungen |
-
0
- BE BE539271D patent/BE539271A/xx unknown
-
1954
- 1954-07-08 DE DEA20693A patent/DE955026C/de not_active Expired
-
1955
- 1955-06-15 CH CH336259D patent/CH336259A/de unknown
- 1955-06-28 FR FR1126757D patent/FR1126757A/fr not_active Expired
- 1955-07-07 US US520608A patent/US2892714A/en not_active Expired - Lifetime
- 1955-07-08 GB GB19856/55A patent/GB795476A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2892714A (en) | 1959-06-30 |
| GB795476A (en) | 1958-05-21 |
| CH336259A (de) | 1959-02-15 |
| FR1126757A (fr) | 1956-11-30 |
| DE955026C (de) | 1956-12-27 |