BE540659A - - Google Patents
Info
- Publication number
- BE540659A BE540659A BE540659DA BE540659A BE 540659 A BE540659 A BE 540659A BE 540659D A BE540659D A BE 540659DA BE 540659 A BE540659 A BE 540659A
- 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
- G03C1/28—Sensitivity-increasing substances together with supersensitising substances
- G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed
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)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Plural Heterocyclic Compounds (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US451500A US2751298A (en) | 1954-08-23 | 1954-08-23 | Supersensitization of photographic emulsions with benzimidazolocyanine dyes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE540659A true BE540659A (fr) |
Family
ID=23792470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE540659D BE540659A (fr) | 1954-08-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2751298A (fr) |
| BE (1) | BE540659A (fr) |
| DE (1) | DE1019170B (fr) |
| FR (1) | FR1146558A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2973264A (en) * | 1957-03-06 | 1961-02-28 | Gevaert Photo Prod Nv | Sensitized photographic emulsions |
| BE595979A (fr) * | 1959-10-13 | |||
| US3104973A (en) * | 1960-08-05 | 1963-09-24 | Horizons Inc | Photographic bleaching out of cyanine dyes |
| JPS4828293B1 (fr) * | 1969-10-13 | 1973-08-31 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US689545A (en) * | 1900-08-08 | 1901-12-24 | Central Electric Construction Company | Electric railway. |
| BE535773A (fr) * | 1954-02-16 |
-
0
- BE BE540659D patent/BE540659A/xx unknown
-
1954
- 1954-08-23 US US451500A patent/US2751298A/en not_active Expired - Lifetime
-
1955
- 1955-08-10 DE DEE11127A patent/DE1019170B/de active Pending
- 1955-08-23 FR FR1146558D patent/FR1146558A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2751298A (en) | 1956-06-19 |
| DE1019170B (de) | 1957-11-07 |
| FR1146558A (fr) | 1957-11-13 |