BE488117A - - Google Patents
Info
- Publication number
- BE488117A BE488117A BE488117DA BE488117A BE 488117 A BE488117 A BE 488117A BE 488117D A BE488117D A BE 488117DA BE 488117 A BE488117 A BE 488117A
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17574A US2518710A (en) | 1948-03-27 | 1948-03-27 | Lumazines and alloxazines as catalysts in dye bleach baths for color photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE488117A true BE488117A (https=) |
Family
ID=21783357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE488117D BE488117A (https=) | 1948-03-27 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2518710A (https=) |
| BE (1) | BE488117A (https=) |
| CA (1) | CA474965A (https=) |
| CH (2) | CH279649A (https=) |
| DE (1) | DE825206C (https=) |
| FR (1) | FR983723A (https=) |
| GB (1) | GB657374A (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE579274A (https=) * | 1958-06-03 | |||
| NL286940A (https=) * | 1961-12-20 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1758752A (en) * | 1927-02-07 | 1930-05-13 | Cutler Hammer Inc | Means for protecting contacts of electric switches |
| GB486006A (en) * | 1936-10-27 | 1938-05-27 | Christopher William Crouch Whe | Improvements in colour photography |
| US2410025A (en) * | 1936-12-14 | 1946-10-29 | Chromogen Inc | Production of colored photographic pictures |
| BE425206A (https=) * | 1936-12-14 | |||
| BE434413A (https=) * | 1938-05-17 | |||
| BE437332A (https=) * | 1938-12-12 | |||
| US2261608A (en) * | 1940-03-21 | 1941-11-04 | Merck & Co Inc | Alloxazines and isoalloxazines and processes for their production |
| US2346090A (en) * | 1942-08-19 | 1944-04-04 | Eastman Kodak Co | Photographic bleach-out layer |
-
0
- BE BE488117D patent/BE488117A/xx unknown
- CA CA474965A patent/CA474965A/en not_active Expired
-
1948
- 1948-03-27 US US17574A patent/US2518710A/en not_active Expired - Lifetime
-
1949
- 1949-02-16 GB GB4278/49A patent/GB657374A/en not_active Expired
- 1949-03-21 CH CH279649D patent/CH279649A/fr unknown
- 1949-03-21 CH CH285166D patent/CH285166A/fr unknown
- 1949-03-25 DE DEP37726A patent/DE825206C/de not_active Expired
- 1949-03-26 FR FR983723D patent/FR983723A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR983723A (fr) | 1951-06-27 |
| GB657374A (en) | 1951-09-19 |
| DE825206C (de) | 1951-12-17 |
| CH279649A (fr) | 1951-12-15 |
| CH285166A (fr) | 1952-08-31 |
| US2518710A (en) | 1950-08-15 |
| CA474965A (en) | 1951-07-03 |