BE335769A - - Google Patents
Info
- Publication number
- BE335769A BE335769A BE335769DA BE335769A BE 335769 A BE335769 A BE 335769A BE 335769D A BE335769D A BE 335769DA BE 335769 A BE335769 A BE 335769A
- 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
- G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
- G03C1/047—Proteins, e.g. gelatine derivatives; Hydrolysis or extraction products of proteins
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)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE259538X | 1925-10-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE335769A true BE335769A (de) |
Family
ID=5966865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE335769D BE335769A (de) | 1925-10-07 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1667589A (de) |
| BE (1) | BE335769A (de) |
| FR (1) | FR619077A (de) |
| GB (1) | GB259538A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3190752A (en) * | 1961-12-26 | 1965-06-22 | Fuji Photo Film Co Ltd | High edge gradient silver halide emulsion |
-
0
- BE BE335769D patent/BE335769A/xx unknown
-
1926
- 1926-07-12 US US122038A patent/US1667589A/en not_active Expired - Lifetime
- 1926-07-13 GB GB17550/26A patent/GB259538A/en not_active Expired
- 1926-07-20 FR FR619077D patent/FR619077A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1667589A (en) | 1928-04-24 |
| FR619077A (fr) | 1927-03-25 |
| GB259538A (en) | 1927-07-21 |