BE400507A - - Google Patents
Info
- Publication number
- BE400507A BE400507A BE400507DA BE400507A BE 400507 A BE400507 A BE 400507A BE 400507D A BE400507D A BE 400507DA BE 400507 A BE400507 A BE 400507A
- 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/29—Development processes or agents therefor
- G03C5/305—Additives other than developers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI0046137 | 1932-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE400507A true BE400507A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=7191681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400507D BE400507A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1932-12-24 |
Country Status (4)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2550617A (en) * | 1946-06-06 | 1951-04-24 | Fr Corp | Fine grain photographic developer containing morpholine |
| US2657138A (en) * | 1950-01-03 | 1953-10-27 | Leonard A Robbins | Photographic film developing composition containing beta, beta'-di-chloroethyl ether |
| US2843481A (en) * | 1954-07-19 | 1958-07-15 | Polaroid Corp | Photographic processes |
| US3549370A (en) * | 1966-11-23 | 1970-12-22 | Hunt Chem Corp Philip A | Quaternary ammonium bisulfites,sulfites or pyrosulfites as developer preservatives |
| US4414307A (en) * | 1982-02-24 | 1983-11-08 | Eastman Kodak Company | Method and composition for preparation of photographic color developing solutions |
| EP0267264B1 (en) * | 1986-05-14 | 1990-07-25 | EASTMAN KODAK COMPANY (a New Jersey corporation) | High contrast development of photographic elements |
-
0
- BE BE400507D patent/BE400507A/xx unknown
-
1933
- 1933-12-22 US US703672A patent/US2030336A/en not_active Expired - Lifetime
- 1933-12-22 FR FR766043D patent/FR766043A/fr not_active Expired
- 1933-12-27 GB GB36369/33A patent/GB430916A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB430916A (en) | 1935-06-27 |
| US2030336A (en) | 1936-02-11 |
| FR766043A (fr) | 1934-06-20 |