FR941852A - Perfectionnements aux émulsions photographiques - Google Patents
Perfectionnements aux émulsions photographiquesInfo
- Publication number
- FR941852A FR941852A FR941852DA FR941852A FR 941852 A FR941852 A FR 941852A FR 941852D A FR941852D A FR 941852DA FR 941852 A FR941852 A FR 941852A
- Authority
- FR
- France
- Prior art keywords
- photographic emulsions
- photographic
- emulsions
- Prior art date
- 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
-
- 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
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)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Plural Heterocyclic Compounds (AREA)
- Quinoline Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US466796A US2398778A (en) | 1942-11-24 | 1942-11-24 | Sensitized photographic emulsion |
Publications (1)
Publication Number | Publication Date |
---|---|
FR941852A true FR941852A (fr) | 1949-01-24 |
Family
ID=9963291
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR941852D Expired FR941852A (fr) | 1942-11-24 | 1946-08-23 | Perfectionnements aux émulsions photographiques |
Country Status (5)
Country | Link |
---|---|
US (1) | US2398778A (fr) |
BE (1) | BE471474A (fr) |
DE (1) | DE849511C (fr) |
FR (1) | FR941852A (fr) |
GB (1) | GB606011A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB615880A (en) * | 1946-08-20 | 1949-01-12 | John David Kendall | Improvements in or relating to silver halide photographic emulsions |
BE557658A (fr) * | 1956-05-21 | |||
BE557657A (fr) * | 1956-05-21 | |||
JPS5724533B2 (fr) * | 1973-12-10 | 1982-05-25 | ||
JPS51120223A (en) * | 1975-04-14 | 1976-10-21 | Konishiroku Photo Ind Co Ltd | Halogenized silver color photosensitive materials |
-
1942
- 1942-11-24 US US466796A patent/US2398778A/en not_active Expired - Lifetime
-
1945
- 1945-03-01 GB GB10194/46A patent/GB606011A/en not_active Expired
-
1946
- 1946-08-23 FR FR941852D patent/FR941852A/fr not_active Expired
-
1947
- 1947-02-25 BE BE471474D patent/BE471474A/xx unknown
-
1950
- 1950-10-03 DE DEE2754A patent/DE849511C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE849511C (de) | 1952-09-15 |
BE471474A (fr) | 1947-03-31 |
US2398778A (en) | 1946-04-23 |
GB606011A (en) | 1948-08-04 |
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