DE69214455D1 - Verwendung einer pH-empfindlichen Referenz-Elektrode für die elektrolytische Entsilberung - Google Patents
Verwendung einer pH-empfindlichen Referenz-Elektrode für die elektrolytische EntsilberungInfo
- Publication number
- DE69214455D1 DE69214455D1 DE69214455T DE69214455T DE69214455D1 DE 69214455 D1 DE69214455 D1 DE 69214455D1 DE 69214455 T DE69214455 T DE 69214455T DE 69214455 T DE69214455 T DE 69214455T DE 69214455 D1 DE69214455 D1 DE 69214455D1
- Authority
- DE
- Germany
- Prior art keywords
- reference electrode
- sensitive reference
- electrolytic desilvering
- desilvering
- electrolytic
- 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 - Fee Related
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP92203439A EP0598144B1 (de) | 1992-11-10 | 1992-11-10 | Verwendung einer pH-empfindlichen Referenz-Elektrode für die elektrolytische Entsilberung |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69214455D1 true DE69214455D1 (de) | 1996-11-14 |
DE69214455T2 DE69214455T2 (de) | 1997-04-30 |
Family
ID=8211028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69214455T Expired - Fee Related DE69214455T2 (de) | 1992-11-10 | 1992-11-10 | Verwendung einer pH-empfindlichen Referenz-Elektrode für die elektrolytische Entsilberung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6299754B1 (de) |
EP (1) | EP0598144B1 (de) |
JP (1) | JPH06220680A (de) |
DE (1) | DE69214455T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69524074T2 (de) | 1995-07-15 | 2002-07-04 | Agfa Gevaert Nv | Verfahren und Vorrichtung zur Entsilberung von Lösungen |
EP0757120A1 (de) | 1995-08-04 | 1997-02-05 | Agfa-Gevaert N.V. | Vorrichtung und Verfahren zur Entsilberung einer Lösung |
DE69610071T2 (de) * | 1996-04-23 | 2001-04-12 | Agfa Gevaert Nv | Verfahren und Vorrichtung zur Entsilberung einer silberenthaltenden Lösung |
EP0857798B1 (de) | 1997-01-31 | 2002-01-30 | Agfa-Gevaert N.V. | Elektrolysezelle und Verfahren zum Entfernen von Silber aus Silber-enthaltenden wässrigen Lösungen |
GB9815167D0 (en) | 1998-07-13 | 1998-09-09 | Eastman Kodak Co | Recovery of metal from solution |
GB9815168D0 (en) | 1998-07-13 | 1998-09-09 | Eastman Kodak Co | Recovery of metal from solution |
JP5157880B2 (ja) * | 2008-12-22 | 2013-03-06 | 東亜ディーケーケー株式会社 | 酸化還元電位測定装置の電極検査方法及び酸化還元電位測定装置の電極検査用の標準液 |
FR2945124B1 (fr) * | 2009-04-29 | 2011-07-08 | Burkert Werke Gmbh & Co Kg | Procede et dispositif de mesure de la concentration d'un analyte dans un liquide echantillon |
CN109478643B (zh) | 2016-07-22 | 2022-03-15 | 南特能源公司 | 电化学电池中的水分和二氧化碳管理系统 |
US11251476B2 (en) | 2019-05-10 | 2022-02-15 | Form Energy, Inc. | Nested annular metal-air cell and systems containing same |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2850448A (en) * | 1955-02-18 | 1958-09-02 | United States Steel Corp | Apparatus for electrolytically pointing wire |
FR1357177A (fr) | 1963-03-20 | 1964-04-03 | Bayer Ag | Appareil à récupérer l'argent des bains de fixage |
US3306837A (en) * | 1963-05-09 | 1967-02-28 | Corning Glass Works | Glass electrode apparatus and process for making same |
US3551318A (en) | 1968-02-23 | 1970-12-29 | W B Snook Mfg Co Inc | Automatic control apparatus for silver recovery |
US3875032A (en) | 1974-01-03 | 1975-04-01 | Foresight Enterprises Inc | Method for controlling a silver-recovery plating system |
US4186067A (en) * | 1974-06-26 | 1980-01-29 | Ciba-Geigy Aktiengesellschaft | Electrolytic recovery of silver from photographic bleach-fix baths |
US4120759A (en) * | 1976-08-10 | 1978-10-17 | New Nippon Electric Company, Ltd. | Constant current density plating method |
US4255242A (en) * | 1979-08-09 | 1981-03-10 | Freeman Industries, Inc. | Reference electrode IR drop corrector for cathodic and anodic protection systems |
LU82188A1 (fr) * | 1980-02-21 | 1981-09-10 | Esterol Ag | Procede et appareil de traitement de bains de fixateurs photographiques |
US4362608A (en) | 1980-03-31 | 1982-12-07 | Silver Systems, Ltd. | Silver recovery method |
US4406753A (en) * | 1982-01-19 | 1983-09-27 | Ciba-Geigy Ag | Electrolytic metal recovery cell and operation thereof |
US4978433A (en) * | 1988-04-05 | 1990-12-18 | Fuji Photo Film Co., Ltd. | Method for recovering silver from photographic processing solution |
US5017273A (en) * | 1989-03-23 | 1991-05-21 | Gunter Woog | Disposable cell for recovering conductive metal and method of using |
US5200054A (en) * | 1992-07-22 | 1993-04-06 | The United States Of America As Represented By The United States Department Of Energy | Ice electrode electrolytic cell |
-
1992
- 1992-11-10 EP EP92203439A patent/EP0598144B1/de not_active Expired - Lifetime
- 1992-11-10 DE DE69214455T patent/DE69214455T2/de not_active Expired - Fee Related
-
1993
- 1993-11-05 JP JP5300987A patent/JPH06220680A/ja active Pending
-
1996
- 1996-05-22 US US08/651,442 patent/US6299754B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0598144B1 (de) | 1996-10-09 |
DE69214455T2 (de) | 1997-04-30 |
US6299754B1 (en) | 2001-10-09 |
EP0598144A1 (de) | 1994-05-25 |
JPH06220680A (ja) | 1994-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |