BE436890A - - Google Patents
Info
- Publication number
- BE436890A BE436890A BE436890DA BE436890A BE 436890 A BE436890 A BE 436890A BE 436890D A BE436890D A BE 436890DA BE 436890 A BE436890 A BE 436890A
- 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
- G03C1/26—Polymethine chain forming part of a heterocyclic ring
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 |
|---|---|---|---|
| DE232630X | 1938-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE436890A true BE436890A (it) |
Family
ID=5881919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE436890D BE436890A (it) | 1938-11-02 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE436890A (it) |
| CH (1) | CH232630A (it) |
| FR (1) | FR873338A (it) |
-
0
- BE BE436890D patent/BE436890A/xx unknown
-
1939
- 1939-11-06 CH CH232630D patent/CH232630A/de unknown
-
1941
- 1941-06-25 FR FR873338D patent/FR873338A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR873338A (fr) | 1942-07-06 |
| CH232630A (de) | 1944-06-15 |