BE437131A - - Google Patents
Info
- Publication number
- BE437131A BE437131A BE437131DA BE437131A BE 437131 A BE437131 A BE 437131A BE 437131D A BE437131D A BE 437131DA BE 437131 A BE437131 A BE 437131A
- 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
- 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
- G03C1/28—Sensitivity-increasing substances together with supersensitising substances
- G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE219166X | 1938-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE437131A true BE437131A (it) |
Family
ID=5831715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE437131D BE437131A (it) | 1938-11-24 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE437131A (it) |
| CH (1) | CH219166A (it) |
| FR (1) | FR870980A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3133817A (en) * | 1960-04-29 | 1964-05-19 | Gen Aniline & Film Corp | Photographic emulsions containing new sensitizing dyes |
-
0
- BE BE437131D patent/BE437131A/xx unknown
-
1940
- 1940-01-19 CH CH219166D patent/CH219166A/de unknown
-
1941
- 1941-03-19 FR FR870980D patent/FR870980A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH219166A (de) | 1942-01-31 |
| FR870980A (fr) | 1942-04-01 |