FR963682A - - Google Patents
Info
- Publication number
- FR963682A FR963682A FR963682DA FR963682A FR 963682 A FR963682 A FR 963682A FR 963682D A FR963682D A FR 963682DA FR 963682 A FR963682 A FR 963682A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
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)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US254253A US2222262A (en) | 1939-02-02 | 1939-02-02 | Photographic emulsion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR963682A true FR963682A (forum.php) | 1950-07-18 |
Family
ID=22963540
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR963682D Expired FR963682A (forum.php) | 1939-02-02 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2222262A (forum.php) |
| FR (1) | FR963682A (forum.php) |
-
0
- FR FR963682D patent/FR963682A/fr not_active Expired
-
1939
- 1939-02-02 US US254253A patent/US2222262A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2222262A (en) | 1940-11-19 |