BE438009A - - Google Patents
Info
- Publication number
- BE438009A BE438009A BE438009DA BE438009A BE 438009 A BE438009 A BE 438009A BE 438009D A BE438009D A BE 438009DA BE 438009 A BE438009 A BE 438009A
- 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
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)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI63732D DE714882C (de) | 1939-02-09 | 1939-02-09 | Verfahren zum Sensibilisieren photographischer Chlor-, Chlorbrom- oder Chlorbromjodsiberemulsionen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE438009A true BE438009A (cs) | 1940-03-30 |
Family
ID=7195973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE438009D BE438009A (cs) | 1939-02-09 | 1940-02-16 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE438009A (cs) |
| DE (1) | DE714882C (cs) |
| FR (1) | FR872729A (cs) |
-
1939
- 1939-02-09 DE DEI63732D patent/DE714882C/de not_active Expired
-
1940
- 1940-02-16 BE BE438009D patent/BE438009A/xx unknown
-
1941
- 1941-05-28 FR FR872729D patent/FR872729A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR872729A (fr) | 1942-06-17 |
| DE714882C (de) | 1943-05-13 |