BE449286A - - Google Patents
Info
- Publication number
- BE449286A BE449286A BE449286DA BE449286A BE 449286 A BE449286 A BE 449286A BE 449286D A BE449286D A BE 449286DA BE 449286 A BE449286 A BE 449286A
- 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
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
- G03C1/22—Methine and polymethine dyes with an even number of CH groups
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 |
|---|---|---|---|
| DE449286X | 1942-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE449286A true BE449286A (fi) |
Family
ID=6538245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE449286D BE449286A (fi) | 1942-02-20 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE449286A (fi) |
| CH (1) | CH235588A (fi) |
| FR (1) | FR891378A (fi) |
-
0
- BE BE449286D patent/BE449286A/xx unknown
-
1943
- 1943-02-18 CH CH235588D patent/CH235588A/de unknown
- 1943-02-19 FR FR891378D patent/FR891378A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH235588A (de) | 1944-12-15 |
| FR891378A (fr) | 1944-03-06 |