BE500365A - - Google Patents
Info
- Publication number
- BE500365A BE500365A BE500365DA BE500365A BE 500365 A BE500365 A BE 500365A BE 500365D A BE500365D A BE 500365DA BE 500365 A BE500365 A BE 500365A
- 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
- G03C5/395—Regeneration of photographic processing agents other than developers; Replenishers therefor
- G03C5/3952—Chemical, mechanical or thermal methods, e.g. oxidation, precipitation, centrifugation
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 |
|---|---|---|---|
| US136146A US2611700A (en) | 1949-12-30 | 1949-12-30 | Regeneration of exhausted silver bleach solutions by means of n-bromo compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500365A true BE500365A (fr) |
Family
ID=22471516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500365D BE500365A (fr) | 1949-12-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2611700A (fr) |
| BE (1) | BE500365A (fr) |
| DE (1) | DE873654C (fr) |
| FR (1) | FR1034731A (fr) |
| GB (1) | GB687311A (fr) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2993745A (en) * | 1956-07-27 | 1961-07-25 | Mangels Herold Company Inc | Method of and compositions for bleaching in acid solutions |
| BE567236A (fr) * | 1957-05-15 | |||
| BE569085A (fr) * | 1957-07-05 | |||
| US2978352A (en) * | 1957-07-25 | 1961-04-04 | Du Pont | Production of triarylmethane colors |
| NL282899A (fr) * | 1961-09-06 | |||
| US3256092A (en) * | 1962-03-05 | 1966-06-14 | Gen Aniline & Film Corp | Corrosion inhibitors in bleach solutions |
| US3770437A (en) * | 1972-04-06 | 1973-11-06 | D Brugger | Photographic bleach compositions |
| JPS5143312B2 (fr) * | 1972-10-23 | 1976-11-20 | ||
| JPS49117037A (fr) * | 1973-03-09 | 1974-11-08 | ||
| US3912514A (en) * | 1973-05-21 | 1975-10-14 | Hunt Chem Corp Philip A | Method of regenerating a spent photographic silver bleach solution |
| JPS5151350A (fr) * | 1974-10-30 | 1976-05-06 | Fuji Photo Film Co Ltd |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2515930A (en) * | 1946-05-04 | 1950-07-18 | Pavelle Color Inc | Regeneration of photographic silver bleach solution |
-
0
- BE BE500365D patent/BE500365A/xx unknown
-
1949
- 1949-12-30 US US136146A patent/US2611700A/en not_active Expired - Lifetime
-
1950
- 1950-12-27 GB GB31394/50A patent/GB687311A/en not_active Expired
- 1950-12-30 FR FR1034731D patent/FR1034731A/fr not_active Expired
- 1950-12-31 DE DEG4931A patent/DE873654C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE873654C (de) | 1953-04-16 |
| US2611700A (en) | 1952-09-23 |
| FR1034731A (fr) | 1953-07-30 |
| GB687311A (en) | 1953-02-11 |