RO95470B1 - Procedeu de recuperare a argintului din deseuri de materiale fotosensibile - Google Patents
Procedeu de recuperare a argintului din deseuri de materiale fotosensibileInfo
- Publication number
- RO95470B1 RO95470B1 RO124162A RO12416286A RO95470B1 RO 95470 B1 RO95470 B1 RO 95470B1 RO 124162 A RO124162 A RO 124162A RO 12416286 A RO12416286 A RO 12416286A RO 95470 B1 RO95470 B1 RO 95470B1
- Authority
- RO
- Romania
- Prior art keywords
- silver
- photosensitive material
- material waste
- recovering silver
- concentration
- Prior art date
Links
- 229910052709 silver Inorganic materials 0.000 title abstract 3
- 239000004332 silver Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 239000002699 waste material Substances 0.000 title abstract 2
- 239000000463 material Substances 0.000 title 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 238000005406 washing Methods 0.000 abstract 2
- 239000003513 alkali Substances 0.000 abstract 1
- 239000012670 alkaline solution Substances 0.000 abstract 1
- 239000002585 base Substances 0.000 abstract 1
- 238000010908 decantation Methods 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000005188 flotation Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002002 slurry Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
Landscapes
- Manufacture And Refinement Of Metals (AREA)
Abstract
Procedeul de recuperare a argintului din deseuri materiale fotosensibile de diferite categorii, prin eventuala tocare, prevede spalarea cu solutie de hidroxid de sodiu minimum 1% concentratie, pentru solubilizarea stratului fotosensibil de pe suport, urmata de decantare flotatie si/sau filtrare, în vederea separarii slamului de argint care se usuca în continuare si se topeste cu fondanti alcalini pentru separarea argintului metalic; suportul, dupa spalare si uscare, se valorifica ulterior, iar solutia alcalina, dupa corectarea concentratiei, se recircula.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124162A RO95470B1 (ro) | 1986-07-16 | 1986-07-16 | Procedeu de recuperare a argintului din deseuri de materiale fotosensibile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RO124162A RO95470B1 (ro) | 1986-07-16 | 1986-07-16 | Procedeu de recuperare a argintului din deseuri de materiale fotosensibile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RO95470A2 RO95470A2 (ro) | 1988-09-15 |
| RO95470B1 true RO95470B1 (ro) | 1988-09-16 |
Family
ID=20119657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RO124162A RO95470B1 (ro) | 1986-07-16 | 1986-07-16 | Procedeu de recuperare a argintului din deseuri de materiale fotosensibile |
Country Status (1)
| Country | Link |
|---|---|
| RO (1) | RO95470B1 (ro) |
-
1986
- 1986-07-16 RO RO124162A patent/RO95470B1/ro unknown
Also Published As
| Publication number | Publication date |
|---|---|
| RO95470A2 (ro) | 1988-09-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES8505000A1 (es) | Un procedimiento de regeneracion de papeles viejos que contienen contaminantes polimeros | |
| GB8408882D0 (en) | Recovery of chemicals from pulp waste liquor | |
| FR2501740B1 (fr) | Delisseur applicable en particulier a la fabrication de pate a papier a partir de dechets | |
| NO159015C (no) | Fremgangsmaate for opparbeiding av avfallsglass. | |
| RO95470B1 (ro) | Procedeu de recuperare a argintului din deseuri de materiale fotosensibile | |
| ATE20364T1 (de) | Rueckgewinnung von fasern aus kohlefreiem altpapier. | |
| ATE76079T1 (de) | Verfahren zur gewinnung von lignin aus alkalischen lignin-loesungen. | |
| NO894206L (no) | Utvinning av soelv fra avfallsmaterialer. | |
| NO983700L (no) | FremgangsmÕte for utvinning av fiber fra trykket returpapir | |
| FR2550245B3 (fr) | Procede de combustion des liqueurs noires residuaires de fabrication de pate cellulosique | |
| JPS5547221A (en) | Production of purified aqueous caustic alkali solution | |
| ES477150A1 (es) | Procedimiento para la purificacion de las aguas de lavado o residuales, resultantes en el tratamiento de papel viejo. de papelote. | |
| JPS5426994A (en) | Recovering method for purified molten sulfur | |
| KR870004673A (ko) | 폐각을 이용한 탄산칼슘 추출방법 | |
| RO86452B1 (ro) | Procedeu de recuperare a platinei si aurului din deseurile de platina-aur | |
| Barring | Recycling of Nickel--Cadmium Batteries and Process Wastes--Processes and Operations of the New SAB NIFE Plant | |
| RO91424B1 (ro) | Procedeu de recuperare a argintului si a materialului din care este fabricat suportul rezultat din deseurile de fabricare a materialelor fotosensibile | |
| JPS5712880A (en) | Disposal of waste solution used for washout of photosensitive resin printing plate | |
| DE3675304D1 (de) | Phasentrennung zum entfernnen von polysacchariden aus verduennten loesungen. | |
| JPS52115553A (en) | Water treatment for drain | |
| JPS5435889A (en) | Recovering method for clay from raw waste water of wastepaper | |
| MA18420A1 (fr) | Procede de purification d'une substance par lixiviation selective a l'aide d'un carbonate alcalin en vue d'en separer l'uranium | |
| GB2059437B (en) | Recovery of silver from waste silver residues by electrolytic process | |
| SE8503090D0 (sv) | Forfarande for atervinning av vattenglas | |
| RO94262A2 (ro) | Procedeu de recuperare a co(ii)din apele reziduale prin precipitare-flotatie |