RU93045055A - METHOD FOR REMOVING SILVER FROM PHOTO MATERIALS PROCESSING WASTE - Google Patents
METHOD FOR REMOVING SILVER FROM PHOTO MATERIALS PROCESSING WASTEInfo
- Publication number
- RU93045055A RU93045055A RU93045055/02A RU93045055A RU93045055A RU 93045055 A RU93045055 A RU 93045055A RU 93045055/02 A RU93045055/02 A RU 93045055/02A RU 93045055 A RU93045055 A RU 93045055A RU 93045055 A RU93045055 A RU 93045055A
- Authority
- RU
- Russia
- Prior art keywords
- silver
- precipitate
- iron
- solution
- deposition
- Prior art date
Links
- 229910052709 silver Inorganic materials 0.000 title claims 4
- 239000004332 silver Substances 0.000 title claims 4
- 238000003913 materials processing Methods 0.000 title 1
- 239000002699 waste material Substances 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 4
- 239000002244 precipitate Substances 0.000 claims 4
- GRVFOGOEDUUMBP-UHFFFAOYSA-N Sodium sulfide Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 2
- 229910052979 sodium sulfide Inorganic materials 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- XUARKZBEFFVFRG-UHFFFAOYSA-N Silver sulfide Chemical group [S-2].[Ag+].[Ag+] XUARKZBEFFVFRG-UHFFFAOYSA-N 0.000 claims 1
- 229910052946 acanthite Inorganic materials 0.000 claims 1
- 238000005137 deposition process Methods 0.000 claims 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N edta Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims 1
- 229940071106 ethylenediaminetetraacetate Drugs 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000001556 precipitation Methods 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229940056910 silver sulfide Drugs 0.000 claims 1
- VAVPGQSSOJBZIP-UHFFFAOYSA-N sodium;iron(3+) Chemical compound [Na+].[Fe+3] VAVPGQSSOJBZIP-UHFFFAOYSA-N 0.000 claims 1
- 238000003756 stirring Methods 0.000 claims 1
- 238000005406 washing Methods 0.000 claims 1
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93045055A RU2068012C1 (en) | 1993-09-20 | 1993-09-20 | Method of extracting silver from the worked out photographic solutions containing sodium thiosulfate |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU93045055A RU2068012C1 (en) | 1993-09-20 | 1993-09-20 | Method of extracting silver from the worked out photographic solutions containing sodium thiosulfate |
Publications (2)
Publication Number | Publication Date |
---|---|
RU2068012C1 RU2068012C1 (en) | 1996-10-20 |
RU93045055A true RU93045055A (en) | 1996-11-20 |
Family
ID=20147528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU93045055A RU2068012C1 (en) | 1993-09-20 | 1993-09-20 | Method of extracting silver from the worked out photographic solutions containing sodium thiosulfate |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2068012C1 (en) |
-
1993
- 1993-09-20 RU RU93045055A patent/RU2068012C1/en active
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