DE3168559D1 - Process and apparatus for treating photographic baths - Google Patents
Process and apparatus for treating photographic bathsInfo
- Publication number
- DE3168559D1 DE3168559D1 DE8181870013T DE3168559T DE3168559D1 DE 3168559 D1 DE3168559 D1 DE 3168559D1 DE 8181870013 T DE8181870013 T DE 8181870013T DE 3168559 T DE3168559 T DE 3168559T DE 3168559 D1 DE3168559 D1 DE 3168559D1
- Authority
- DE
- Germany
- Prior art keywords
- control electrode
- cathode
- silver
- electrolysis
- treating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/20—Electrolytic production, recovery or refining of metals by electrolysis of solutions of noble metals
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/12—Process control or regulation
-
- 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
- G03C5/3954—Electrical methods, e.g. electroytic silver recovery, electrodialysis
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03D—APPARATUS FOR PROCESSING EXPOSED PHOTOGRAPHIC MATERIALS; ACCESSORIES THEREFOR
- G03D3/00—Liquid processing apparatus involving immersion; Washing apparatus involving immersion
- G03D3/02—Details of liquid circulation
- G03D3/06—Liquid supply; Liquid circulation outside tanks
- G03D3/065—Liquid supply; Liquid circulation outside tanks replenishment or recovery apparatus
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Electrolytic Production Of Metals (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Photographic Developing Apparatuses (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU82188A LU82188A1 (fr) | 1980-02-21 | 1980-02-21 | Procede et appareil de traitement de bains de fixateurs photographiques |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3168559D1 true DE3168559D1 (en) | 1985-03-14 |
Family
ID=19729355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181870013T Expired DE3168559D1 (en) | 1980-02-21 | 1981-02-16 | Process and apparatus for treating photographic baths |
Country Status (6)
Country | Link |
---|---|
US (1) | US4377456A (de) |
EP (1) | EP0035008B1 (de) |
JP (1) | JPS56138737A (de) |
AT (1) | ATE11602T1 (de) |
DE (1) | DE3168559D1 (de) |
LU (1) | LU82188A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2556374B1 (fr) * | 1983-12-12 | 1986-08-08 | Joliot Robert | Dispositif pour maintenir a une valeur determinee la concentration en argent des bains de fixage dans les laboratoires cinematographiques ou photographiques |
FR2582022B1 (fr) * | 1985-05-14 | 1988-02-19 | Kodak Pathe | Procede et dispositif de regulation de la position du point de fonctionnement d'une cellule d'electrolyse |
US4675085A (en) * | 1985-07-31 | 1987-06-23 | Adalberto Vasquez | Method and apparatus for recovery of metal from solution |
GB8927964D0 (en) * | 1989-12-11 | 1990-02-14 | Kodak Ltd | Method and apparatus for recovering silver from a photographic fixing solution |
DE69214455T2 (de) * | 1992-11-10 | 1997-04-30 | Agfa Gevaert Nv | Verwendung einer pH-empfindlichen Referenz-Elektrode für die elektrolytische Entsilberung |
US5759377A (en) * | 1995-07-15 | 1998-06-02 | Agfa-Gevaert | Process for de-silvering of a silver-containing solution |
EP0754780B1 (de) * | 1995-07-15 | 2001-11-21 | Agfa-Gevaert N.V. | Verfahren und Vorrichtung zur Entsilberung von Lösungen |
US5770034A (en) * | 1995-07-15 | 1998-06-23 | Agfa-Gevaert N.V. | Process and apparatus for desilvering a silver-containing solution |
GB9726534D0 (en) * | 1997-12-17 | 1998-02-11 | Eastman Kodak Co | Determination of silver in a photographic solution |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1866701A (en) * | 1929-03-13 | 1932-07-12 | Eastman Kodak Co | Method and apparatus for recovering silver from fixing solutions |
DE1187806B (de) * | 1962-03-21 | 1965-02-25 | Bayer Ag | Verfahren und Vorrichtung zur Silberrueckgewinnung aus Fixierbaedern |
US4186067A (en) * | 1974-06-26 | 1980-01-29 | Ciba-Geigy Aktiengesellschaft | Electrolytic recovery of silver from photographic bleach-fix baths |
JPS5321048A (en) * | 1976-08-10 | 1978-02-27 | Nippon Electric Co | Constant current density plating device |
US4287044A (en) * | 1980-03-31 | 1981-09-01 | Silver Systems, Ltd. | Silver recovery apparatus |
-
1980
- 1980-02-21 LU LU82188A patent/LU82188A1/fr unknown
-
1981
- 1981-02-16 DE DE8181870013T patent/DE3168559D1/de not_active Expired
- 1981-02-16 EP EP81870013A patent/EP0035008B1/de not_active Expired
- 1981-02-16 AT AT81870013T patent/ATE11602T1/de not_active IP Right Cessation
- 1981-02-21 JP JP2483081A patent/JPS56138737A/ja active Pending
- 1981-02-23 US US06/237,413 patent/US4377456A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
LU82188A1 (fr) | 1981-09-10 |
US4377456A (en) | 1983-03-22 |
JPS56138737A (en) | 1981-10-29 |
EP0035008B1 (de) | 1985-01-30 |
ATE11602T1 (de) | 1985-02-15 |
EP0035008A3 (en) | 1982-06-09 |
EP0035008A2 (de) | 1981-09-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DK202387D0 (da) | Fremgangsmaade til selektiv elektrolytisk fjernelse af metalbelaegninger fra basismetalunderlag | |
DE3168559D1 (en) | Process and apparatus for treating photographic baths | |
ES482203A1 (es) | Un metodo para controlar un proceso para la recuperaicon de zinc por electroextraccion. | |
FR2404465A1 (fr) | Procede et cellule electrolytique pour transformer electrochimiquement des matieres se trouvant dans une solution d'electrolyte | |
DE3687456D1 (de) | Elektrochemische metall-halogen-zelle. | |
US4263108A (en) | Control system for the electrolytic recovery of silver from photographic fixing solution | |
ES448699A1 (es) | Procedimiento para la pulimentacion electrolitica por zonas de superficies metalicas conductoras de la electricidad. | |
ATE135417T1 (de) | Verfahren und vorrichtung zum elektrolytischen austragen von metallen aus einer metallionen enthaltenden lösung sowie elektrode zur durchführung des verfahrens | |
DE3171944D1 (en) | Apparatus and process for feeding ticl4 to electrolysis cells used for the manufacture of titanium | |
GB1500748A (en) | Method and apparatus for electrolytic recovery of silver from photographic fixing baths | |
ATE32106T1 (de) | Verfahren zur herstellung von aktivem aluminiumoxyd. | |
DK1983D0 (da) | Fremgangsmade til elektrolyse af tin-komplekser | |
Grau et al. | Silver electrodeposition from photographic processing solutions | |
DE3760978D1 (en) | Improvements relating to the treatment of medium used in photographic processors | |
ATE67529T1 (de) | Verfahren und vorrichtung zum elektrolytischen verzinken von stahlband. | |
JPS57158395A (en) | Method and apparatus for preventing plating on back side in electroplating | |
ES450982A1 (es) | Perfeccionamientos introducidos en un procedimiento y en un aparato para la produccion de una longitud continua de chapametalica perforada. | |
SE8005337L (sv) | Sett att styra en process for galvanisk utfellning | |
JPS5524924A (en) | Adjustment of metal ion concentration in nickel plating liquor | |
JPS55158297A (en) | Control method of electric current density in electroplating | |
JPS52149295A (en) | Protecting method for electrolytic bath | |
JPS55158293A (en) | Control method for deposited alloy composition of electrplating of gold tin base alloy | |
SU923237A1 (ru) | Способ рафинирования олова от алюминия и других более электроотрицательных, чем олово, элементов электролизом и устройство для его осуществления | |
ATE71992T1 (de) | Vorrichtung zur kontinuierlichen reinigung von galvanischen baedern. | |
HUT37658A (en) | Process for bath arrangement for increasing the effectiveness of electroplating |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8331 | Complete revocation |