BE400763A - - Google Patents
Info
- Publication number
- BE400763A BE400763A BE400763DA BE400763A BE 400763 A BE400763 A BE 400763A BE 400763D A BE400763D A BE 400763DA BE 400763 A BE400763 A BE 400763A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB55134A GB436576A (en) | 1934-01-06 | 1934-01-06 | Improved manufacture of gelatine for photographic purposes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE400763A true BE400763A (en) | 1934-02-28 |
Family
ID=9706362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400763D BE400763A (en) | 1934-01-06 | 1934-01-06 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE400763A (en) |
| FR (1) | FR768015A (en) |
| GB (1) | GB436576A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2449153A (en) * | 1944-04-03 | 1948-09-14 | Urbach Franz | Photographic silver bromide emulsion sensitized with cysteine |
| BE474822A (en) * | 1946-07-25 | |||
| DE966018C (en) * | 1948-10-16 | 1958-10-02 | Johann Garnweidner | Process for preparing a photographic emulsion |
| BE548727A (en) * | 1955-06-21 | |||
| US3086863A (en) * | 1959-01-21 | 1963-04-23 | Du Pont | Photographic emulsions containing imidazoles |
-
1934
- 1934-01-06 FR FR768015D patent/FR768015A/en not_active Expired
- 1934-01-06 BE BE400763D patent/BE400763A/xx unknown
- 1934-01-06 GB GB55134A patent/GB436576A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB436576A (en) | 1935-10-14 |
| FR768015A (en) | 1934-07-30 |