BE421721A - - Google Patents
Info
- Publication number
- BE421721A BE421721A BE421721DA BE421721A BE 421721 A BE421721 A BE 421721A BE 421721D A BE421721D A BE 421721DA BE 421721 A BE421721 A BE 421721A
- 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
- G03C7/26—Silver halide emulsions for subtractive colour processes
-
- 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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE750122T | 1936-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE421721A true BE421721A (en:Method) | 1937-06-30 |
Family
ID=32044215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE421721D BE421721A (en:Method) | 1936-05-29 | 1937-05-25 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2148979A (en:Method) |
| BE (1) | BE421721A (en:Method) |
| CH (1) | CH206204A (en:Method) |
| DE (1) | DE750122C (en:Method) |
| FR (1) | FR822436A (en:Method) |
| GB (1) | GB480778A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE971941C (de) * | 1938-11-03 | 1959-04-16 | Agfa Ag | Verfahren zur Sensibilisierung von Farbstoffbildner enthaltenden Halogensilberemulsionen |
| DE972079C (de) * | 1942-02-11 | 1959-05-21 | Agfa Ag | Verfahren zur Sensibilisierung von Farbstoffbildner enthaltenden Halogensilberemulsionen |
| DE968111C (de) * | 1943-05-28 | 1958-01-16 | Agfa Ag Fuer Photofabrikation | Verfahren zur Sensibilisierung von Halogensilberemulsionen |
| US2567712A (en) * | 1945-06-07 | 1951-09-11 | Du Pont | Element for recording photographic images |
| BE484580A (en:Method) * | 1947-08-29 | |||
| US2708625A (en) * | 1951-01-19 | 1955-05-17 | Gen Aniline & Film Corp | Photographic element for the production of subtractive color images by sulfonhydrazide color development |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE376781A (en:Method) * | 1930-03-19 | |||
| GB354898A (en) * | 1930-05-31 | 1931-08-20 | Ici Ltd | Improvements in and relating to the manufacture of photographic sensitisers |
| BE386129A (en:Method) * | 1931-02-07 | |||
| DE630317C (de) * | 1931-03-28 | 1936-05-26 | I G Farbenindustrie Akt Ges | Verfahren zur Sensibilisierung von Halogensilberemulsionen |
| FR739866A (fr) * | 1931-07-11 | 1933-01-18 | Ig Farbenindustrie Ag | Procédé de préparation d'émulsions d'un halogénure d'argent sensibles à la lumière rouge |
| DE625181C (de) * | 1931-07-12 | 1936-02-10 | I G Farbenindustrie Akt Ges | Verfahren zur Rotsensibilisierung photographischer Halogensilberemulsionen |
| BE395935A (en:Method) * | 1932-04-26 | |||
| GB408596A (en) * | 1932-10-06 | 1934-04-06 | John Logie Baird | Improvements in or relating to television apparatus or the like |
| FR767694A (fr) * | 1933-01-26 | 1934-07-23 | Ig Farbenindustrie Ag | Procédé de sensibilisation des émulsions à halogénure d'argent |
| FR776597A (fr) * | 1933-08-08 | 1935-01-29 | Ig Farbenindustrie Ag | Procédé de production d'émulsions orthochromatiques |
-
1936
- 1936-05-30 DE DE1936750122D patent/DE750122C/de not_active Expired
- 1936-06-25 GB GB17666/36A patent/GB480778A/en not_active Expired
-
1937
- 1937-05-25 BE BE421721D patent/BE421721A/xx unknown
- 1937-05-26 CH CH206204D patent/CH206204A/de unknown
- 1937-05-27 US US145066A patent/US2148979A/en not_active Expired - Lifetime
- 1937-05-28 FR FR822436D patent/FR822436A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2148979A (en) | 1939-02-28 |
| GB480778A (en) | 1938-02-25 |
| DE750122C (de) | 1944-12-14 |
| FR822436A (fr) | 1937-12-30 |
| CH206204A (de) | 1939-07-31 |