BE414156A - - Google Patents
Info
- Publication number
- BE414156A BE414156A BE414156DA BE414156A BE 414156 A BE414156 A BE 414156A BE 414156D A BE414156D A BE 414156DA BE 414156 A BE414156 A BE 414156A
- 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
- G03C5/3053—Tensio-active agents or sequestering agents, e.g. water-softening or wetting agents
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE471922X | 1935-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE414156A true BE414156A (en:Method) |
Family
ID=6541339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE414156D BE414156A (en:Method) | 1935-03-13 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE414156A (en:Method) |
| FR (1) | FR802513A (en:Method) |
| GB (1) | GB471922A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2541470A (en) * | 1947-05-28 | 1951-02-13 | Eastman Kodak Co | Photographic silver halide developing solutions containing calcium precipitation inhibitors |
| US2657138A (en) * | 1950-01-03 | 1953-10-27 | Leonard A Robbins | Photographic film developing composition containing beta, beta'-di-chloroethyl ether |
-
0
- BE BE414156D patent/BE414156A/xx unknown
-
1936
- 1936-03-02 FR FR802513D patent/FR802513A/fr not_active Expired
- 1936-03-13 GB GB7638/36A patent/GB471922A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR802513A (fr) | 1936-09-07 |
| GB471922A (en) | 1937-09-13 |