RO81261B1 - Procedeu de recuperare a argintului si a suportului din deseurile de materiale fotosensibile - Google Patents
Procedeu de recuperare a argintului si a suportului din deseurile de materiale fotosensibileInfo
- Publication number
- RO81261B1 RO81261B1 RO10591181A RO10591181A RO81261B1 RO 81261 B1 RO81261 B1 RO 81261B1 RO 10591181 A RO10591181 A RO 10591181A RO 10591181 A RO10591181 A RO 10591181A RO 81261 B1 RO81261 B1 RO 81261B1
- Authority
- RO
- Romania
- Prior art keywords
- silver
- support
- photosensitive material
- silver halide
- solution
- Prior art date
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
Procedeul de recuperare a argintului si a suportului din deseurile de materiale fotosensibile, conform inventiei, prevede tratarea preliminara cu o solutie acida oxidanta cloruranta în cazul cînd deseurile contin argint metalic alaturi de hlogenura de argint, în vederea halogenarii acestuia, urmata de solubilizarea halogenurii de argint prin tratare cu un amestec de tiosulfat de sodiu si pirosulfit de potasiu sau prin solubilizarea directa a halogenurii de argint în amestecul mentionat cînd deseul nu contine argint metalic, urmata de separarea electrolitica a argintului din solutia obtinuta, suportul ramas fiind tratat în continuare cu solutie de hipoclorit de sodiu alcalinizata cu Na2CO3 sau NaOH pentru îndepartarea gelatinei în vederea utilizarii în alte scopuri.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO10591181A RO81261A2 (ro) | 1981-12-01 | 1981-12-01 | Procedeu de recuperare a argintului si a suportului din deseurile de materiale fotosensibile |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RO10591181A RO81261A2 (ro) | 1981-12-01 | 1981-12-01 | Procedeu de recuperare a argintului si a suportului din deseurile de materiale fotosensibile |
Publications (2)
Publication Number | Publication Date |
---|---|
RO81261B1 true RO81261B1 (ro) | 1983-01-30 |
RO81261A2 RO81261A2 (ro) | 1983-02-01 |
Family
ID=20110719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO10591181A RO81261A2 (ro) | 1981-12-01 | 1981-12-01 | Procedeu de recuperare a argintului si a suportului din deseurile de materiale fotosensibile |
Country Status (1)
Country | Link |
---|---|
RO (1) | RO81261A2 (ro) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AUPQ456299A0 (en) * | 1999-12-09 | 2000-01-13 | Geo2 Limited | Recovery of precious metals |
US6660059B2 (en) | 2000-05-19 | 2003-12-09 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
US7722840B2 (en) | 2002-11-15 | 2010-05-25 | Placer Dome Technical Services Limited | Method for thiosulfate leaching of precious metal-containing materials |
NZ611643A (en) | 2010-12-07 | 2014-06-27 | Barrick Gold Corp | Co-current and counter current resin-in-leach in gold leaching processes |
AR086933A1 (es) | 2011-06-15 | 2014-01-29 | Barrick Gold Corp | Metodo para recuperar metales preciosos y cobre de soluciones de lixiviado |
US10161016B2 (en) | 2013-05-29 | 2018-12-25 | Barrick Gold Corporation | Method for pre-treatment of gold-bearing oxide ores |
-
1981
- 1981-12-01 RO RO10591181A patent/RO81261A2/ro unknown
Also Published As
Publication number | Publication date |
---|---|
RO81261A2 (ro) | 1983-02-01 |
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