FR2135176B1 - - Google Patents
Info
- Publication number
- FR2135176B1 FR2135176B1 FR7214463A FR7214463A FR2135176B1 FR 2135176 B1 FR2135176 B1 FR 2135176B1 FR 7214463 A FR7214463 A FR 7214463A FR 7214463 A FR7214463 A FR 7214463A FR 2135176 B1 FR2135176 B1 FR 2135176B1
- 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
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- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D293/00—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms
- C07D293/10—Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium, with or without oxygen or sulfur atoms, as the ring hetero atoms condensed with carbocyclic rings or ring systems
- C07D293/12—Selenazoles; Hydrogenated selenazoles
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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00139942A US3811896A (en) | 1971-05-03 | 1971-05-03 | Silver halide emulsion stabilized with isoselenoureas or ketoselenozolidines |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2135176A1 FR2135176A1 (fr) | 1972-12-15 |
FR2135176B1 true FR2135176B1 (fr) | 1976-01-16 |
Family
ID=22489006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7214463A Expired FR2135176B1 (fr) | 1971-05-03 | 1972-04-24 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3811896A (fr) |
BE (1) | BE782639A (fr) |
CA (1) | CA976410A (fr) |
FR (1) | FR2135176B1 (fr) |
GB (1) | GB1390661A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS506323A (fr) * | 1973-05-15 | 1975-01-23 | ||
US4607000A (en) * | 1985-04-04 | 1986-08-19 | Eastman Kodak Company | Amido substituted divalent chalcogenide fog inhibiting agents for silver halide photography |
US4607001A (en) * | 1985-04-04 | 1986-08-19 | Eastman Kodak Company | Divalent chalcogenide fog inhibiting agents for silver halide photography |
EP0198277B1 (fr) * | 1985-04-12 | 1989-05-03 | A. Nattermann & Cie. GmbH | Diséléno bisbenzamides d'amines primaires et secondaires, leurs procédés de préparation et compositions pharmaceutiques les contenant |
-
1971
- 1971-05-03 US US00139942A patent/US3811896A/en not_active Expired - Lifetime
-
1972
- 1972-04-05 CA CA138,915A patent/CA976410A/en not_active Expired
- 1972-04-24 FR FR7214463A patent/FR2135176B1/fr not_active Expired
- 1972-04-25 BE BE782639A patent/BE782639A/fr unknown
- 1972-05-03 GB GB2065172A patent/GB1390661A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA976410A (en) | 1975-10-21 |
FR2135176A1 (fr) | 1972-12-15 |
US3811896A (en) | 1974-05-21 |
BE782639A (fr) | 1972-08-16 |
GB1390661A (en) | 1975-04-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |