BE439348A - - Google Patents
Info
- Publication number
- BE439348A BE439348A BE439348DA BE439348A BE 439348 A BE439348 A BE 439348A BE 439348D A BE439348D A BE 439348DA BE 439348 A BE439348 A BE 439348A
- 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
- G03C1/122—Azacyanines
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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE218581X | 1939-05-15 | ||
| CH197880T | 1940-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE439348A true BE439348A (sh) |
Family
ID=25723048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE439348D BE439348A (sh) | 1939-05-15 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE439348A (sh) |
| CH (1) | CH218581A (sh) |
| FR (1) | FR865618A (sh) |
-
0
- BE BE439348D patent/BE439348A/xx unknown
-
1940
- 1940-05-14 FR FR865618D patent/FR865618A/fr not_active Expired
- 1940-05-16 CH CH218581D patent/CH218581A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH218581A (de) | 1941-12-15 |
| FR865618A (fr) | 1941-05-29 |