BE500332A - - Google Patents
Info
- Publication number
- BE500332A BE500332A BE500332DA BE500332A BE 500332 A BE500332 A BE 500332A BE 500332D A BE500332D A BE 500332DA BE 500332 A BE500332 A BE 500332A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
-
- 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
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- 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 |
|---|---|---|---|
| US136145A US2611699A (en) | 1949-12-30 | 1949-12-30 | Regeneration of exhausted silver bleaching solutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500332A true BE500332A (hr) |
Family
ID=22471510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500332D BE500332A (hr) | 1949-12-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2611699A (hr) |
| BE (1) | BE500332A (hr) |
| DE (1) | DE866909C (hr) |
| FR (1) | FR1030282A (hr) |
| GB (1) | GB673058A (hr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2944895A (en) * | 1955-04-13 | 1960-07-12 | Eastman Kodak Co | Regeneration of photographic silver bleach solutions |
| US2843482A (en) * | 1956-03-30 | 1958-07-15 | Eastman Kodak Co | Photographic bleach composition |
| BE567236A (hr) * | 1957-05-15 | |||
| US3869383A (en) * | 1971-11-17 | 1975-03-04 | Fuji Photo Film Co Ltd | Process for treating waste photographic processing solutions |
| US3770437A (en) * | 1972-04-06 | 1973-11-06 | D Brugger | Photographic bleach compositions |
| DE2220667A1 (de) * | 1972-04-27 | 1973-11-08 | Agfa Gevaert Ag | Verfahren zum regenerieren von gebrauchten fotografischen silberbleichloesungen |
| JPS5143312B2 (hr) * | 1972-10-23 | 1976-11-20 | ||
| US3912514A (en) * | 1973-05-21 | 1975-10-14 | Hunt Chem Corp Philip A | Method of regenerating a spent photographic silver bleach solution |
| GB1525700A (en) * | 1974-11-06 | 1978-09-20 | Fuji Photo Film Co Ltd | Image-forming intensification process using a photographic material |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US728566A (en) * | 1903-01-09 | 1903-05-19 | Claude D Grove | Process of recovering bromin. |
| US1141922A (en) * | 1911-11-07 | 1915-06-08 | Dow Chemical Co | Process of making bromin. |
| US2515930A (en) * | 1946-05-04 | 1950-07-18 | Pavelle Color Inc | Regeneration of photographic silver bleach solution |
-
0
- BE BE500332D patent/BE500332A/xx unknown
-
1949
- 1949-12-30 US US136145A patent/US2611699A/en not_active Expired - Lifetime
-
1950
- 1950-12-27 GB GB31393/50A patent/GB673058A/en not_active Expired
- 1950-12-29 FR FR1030282D patent/FR1030282A/fr not_active Expired
- 1950-12-31 DE DEG4932A patent/DE866909C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2611699A (en) | 1952-09-23 |
| DE866909C (de) | 1953-02-12 |
| GB673058A (en) | 1952-05-28 |
| FR1030282A (fr) | 1953-06-11 |