BE691942A - - Google Patents
Info
- Publication number
- BE691942A BE691942A BE691942DA BE691942A BE 691942 A BE691942 A BE 691942A BE 691942D A BE691942D A BE 691942DA BE 691942 A BE691942 A BE 691942A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
- C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D257/04—Five-membered rings
-
- 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
- G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression
- G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (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)
- Investigating Or Analysing Biological Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51797666A | 1966-01-03 | 1966-01-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE691942A true BE691942A (no) | 1967-05-29 |
Family
ID=24062015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE691942D BE691942A (no) | 1966-01-03 | 1966-12-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3420664A (no) |
| BE (1) | BE691942A (no) |
| DE (1) | DE1547920A1 (no) |
| FR (1) | FR1507069A (no) |
| GB (1) | GB1174907A (no) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT984942B (it) * | 1973-05-07 | 1974-11-20 | Minnesota Mining & Mfg | C ossi betaine di tetrazolio come agenti antivelo per emulsioni foto grafiche agli alogenuri d argento |
| US4009029A (en) * | 1973-06-05 | 1977-02-22 | Eastman Kodak Company | Cyanoethyl-containing blocked development restrainers |
| US4175966A (en) * | 1975-08-02 | 1979-11-27 | Konishiroku Photo Industry Co., Ltd. | Light-sensitive black-white silver halide photographic material for forming a high-contrast silver image and method of treating thereof |
| JPS5917819B2 (ja) * | 1977-01-27 | 1984-04-24 | コニカ株式会社 | ハロゲン化銀写真感光材料 |
| JPS5917821B2 (ja) * | 1977-01-28 | 1984-04-24 | コニカ株式会社 | 高コントラストハロゲン化銀写真感光材料 |
| JPS5917826B2 (ja) * | 1977-01-31 | 1984-04-24 | コニカ株式会社 | ハロゲン化銀写真感光材料の処理方法 |
| JPS5917822B2 (ja) * | 1977-02-01 | 1984-04-24 | コニカ株式会社 | ハロゲン化銀写真感光材料 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2981624A (en) * | 1957-06-05 | 1961-04-25 | Gen Aniline & Film Corp | Antifoggants and stabilizers for photographic silver halide emulsion |
| BE615097A (no) * | 1961-03-14 | |||
| BE621948A (no) * | 1962-08-31 | |||
| DE1240399B (de) * | 1963-12-17 | 1967-05-11 | Agfa Ag | Nicht spektral sensibilisierte Silberhalogenidemulsion mit nichtsensibilisierenden quaternaeren Cycloammoniumsalzen |
-
1966
- 1966-01-03 US US517976A patent/US3420664A/en not_active Expired - Lifetime
- 1966-12-20 GB GB56895/66A patent/GB1174907A/en not_active Expired
- 1966-12-21 DE DE19661547920 patent/DE1547920A1/de active Pending
- 1966-12-29 BE BE691942D patent/BE691942A/xx unknown
- 1966-12-30 FR FR89652A patent/FR1507069A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3420664A (en) | 1969-01-07 |
| DE1547920A1 (de) | 1969-12-11 |
| FR1507069A (fr) | 1967-12-22 |
| GB1174907A (en) | 1969-12-17 |