BE377151A - - Google Patents
Info
- Publication number
- BE377151A BE377151A BE377151DA BE377151A BE 377151 A BE377151 A BE 377151A BE 377151D A BE377151D A BE 377151DA BE 377151 A BE377151 A BE 377151A
- 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
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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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/20—Subtractive colour processes using differently sensitised films, each coated on its own base, e.g. bipacks, tripacks
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE373648X | 1930-02-17 | ||
| DES97816D DE592197C (de) | 1930-02-17 | 1930-07-22 | Verfahren zur Herstellung des obersten Teilnegativs eines Dreipacks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE377151A true BE377151A (en:Method) | 1931-03-31 |
Family
ID=31950079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE377151D BE377151A (en:Method) | 1930-02-17 | 1931-02-07 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE377151A (en:Method) |
| DE (1) | DE592197C (en:Method) |
| FR (1) | FR715655A (en:Method) |
| GB (2) | GB373648A (en:Method) |
-
1930
- 1930-02-17 FR FR715655D patent/FR715655A/fr not_active Expired
- 1930-07-22 DE DES97816D patent/DE592197C/de not_active Expired
-
1931
- 1931-02-07 BE BE377151D patent/BE377151A/xx unknown
- 1931-02-17 GB GB5024/31A patent/GB373648A/en not_active Expired
- 1931-07-21 GB GB20821/31A patent/GB391420A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB373648A (en) | 1932-05-17 |
| GB391420A (en) | 1933-04-27 |
| FR715655A (fr) | 1931-12-05 |
| DE592197C (de) | 1934-02-03 |