DE2439643A1 - Verfahren und vorrichtung zum schmelzen edelmetallhaltigen materials und zur gewinnung der edelmetalle - Google Patents
Verfahren und vorrichtung zum schmelzen edelmetallhaltigen materials und zur gewinnung der edelmetalleInfo
- Publication number
- DE2439643A1 DE2439643A1 DE2439643A DE2439643A DE2439643A1 DE 2439643 A1 DE2439643 A1 DE 2439643A1 DE 2439643 A DE2439643 A DE 2439643A DE 2439643 A DE2439643 A DE 2439643A DE 2439643 A1 DE2439643 A1 DE 2439643A1
- Authority
- DE
- Germany
- Prior art keywords
- furnace
- slag
- crucible
- melt
- melting
- 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.)
- Pending
Links
- 239000010970 precious metal Substances 0.000 title claims description 18
- 238000002844 melting Methods 0.000 title claims description 17
- 230000008018 melting Effects 0.000 title claims description 17
- 239000000463 material Substances 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 12
- 238000000605 extraction Methods 0.000 title description 3
- 239000002893 slag Substances 0.000 claims description 41
- 229910052751 metal Inorganic materials 0.000 claims description 30
- 239000002184 metal Substances 0.000 claims description 30
- 239000000155 melt Substances 0.000 claims description 18
- 239000010802 sludge Substances 0.000 claims description 16
- 230000006698 induction Effects 0.000 claims description 12
- 238000007670 refining Methods 0.000 claims description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 230000004907 flux Effects 0.000 claims description 8
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000011819 refractory material Substances 0.000 claims 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229910010293 ceramic material Inorganic materials 0.000 claims 1
- 238000007599 discharging Methods 0.000 claims 1
- 239000003792 electrolyte Substances 0.000 claims 1
- 230000001939 inductive effect Effects 0.000 claims 1
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 239000000919 ceramic Substances 0.000 description 5
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 5
- 229910010271 silicon carbide Inorganic materials 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 239000004332 silver Substances 0.000 description 5
- 229910052714 tellurium Inorganic materials 0.000 description 5
- PORWMNRCUJJQNO-UHFFFAOYSA-N tellurium atom Chemical compound [Te] PORWMNRCUJJQNO-UHFFFAOYSA-N 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 238000007664 blowing Methods 0.000 description 4
- 229910021538 borax Inorganic materials 0.000 description 4
- 239000004328 sodium tetraborate Substances 0.000 description 4
- 235000010339 sodium tetraborate Nutrition 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910000510 noble metal Inorganic materials 0.000 description 3
- 238000003723 Smelting Methods 0.000 description 2
- 239000006256 anode slurry Substances 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010881 fly ash Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B11/00—Obtaining noble metals
- C22B11/02—Obtaining noble metals by dry processes
- C22B11/021—Recovery of noble metals from waste materials
- C22B11/023—Recovery of noble metals from waste materials from pyrometallurgical residues, e.g. from ashes, dross, flue dust, mud, skim, slag, sludge
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/04—Working-up slag
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI2655/73A FI265573A7 (enExample) | 1973-08-24 | 1973-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2439643A1 true DE2439643A1 (de) | 1975-03-13 |
Family
ID=8507392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2439643A Pending DE2439643A1 (de) | 1973-08-24 | 1974-08-19 | Verfahren und vorrichtung zum schmelzen edelmetallhaltigen materials und zur gewinnung der edelmetalle |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4029494A (enExample) |
| DE (1) | DE2439643A1 (enExample) |
| FI (1) | FI265573A7 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796221A (zh) * | 2017-05-02 | 2018-11-13 | 广州合凯环保科技有限公司 | 一种银泥熔炼方法 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2656233C2 (de) * | 1976-12-11 | 1978-09-07 | Duisburger Kupferhuette, 4100 Duisburg | Verfahren zur selektiven Abtrennung und Gewinnung von Silber und Gold aus überwiegend chloridischen Lösungen |
| US4397686A (en) * | 1981-01-12 | 1983-08-09 | Winkler Louis T | Method for refining precious metals |
| CA1173980A (en) * | 1981-11-10 | 1984-09-04 | Noranda Mines Limited | Dore slag treatment |
| US6830605B2 (en) * | 2003-03-14 | 2004-12-14 | World Resources Company | Recovery of metal values from cermet |
| CN102549177A (zh) * | 2009-07-01 | 2012-07-04 | 贵金属回收私人有限公司 | 冶炼方法 |
| CN105567977B (zh) * | 2016-01-24 | 2017-12-08 | 李家元 | 一种火法处理银阳极泥的方法 |
| CN111549233B (zh) * | 2020-04-03 | 2022-02-01 | 金隆铜业有限公司 | 从铜阳极泥熔炼渣中回收铅铋的方法 |
| CN114959271B (zh) * | 2022-05-18 | 2024-01-23 | 济源豫金靶材科技有限公司 | 一种溅射银残靶材的回收方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2131045A (en) * | 1937-04-09 | 1938-09-27 | Eastman Kodak Co | Silver recovery |
| US2478225A (en) * | 1947-12-06 | 1949-08-09 | Int Nickel Co | Induction melting of palladium and palladium alloys |
| GB689824A (en) * | 1950-07-31 | 1953-04-08 | Rainero Stratta | Electro-melting process for the extraction of precious metals from ashes or industrial residues |
| US2944886A (en) * | 1958-08-21 | 1960-07-12 | Eastman Kodak Co | Reduction of silver loss in burning photographic waste |
| US3676105A (en) * | 1971-01-08 | 1972-07-11 | Alcan Res & Dev | Recovery of metal from dross |
| CA981911A (en) * | 1973-03-12 | 1976-01-20 | Derek G. Kerfoot | Refining silver-bearing residues |
-
1973
- 1973-08-24 FI FI2655/73A patent/FI265573A7/fi unknown
-
1974
- 1974-08-19 DE DE2439643A patent/DE2439643A1/de active Pending
- 1974-08-19 US US05/498,321 patent/US4029494A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108796221A (zh) * | 2017-05-02 | 2018-11-13 | 广州合凯环保科技有限公司 | 一种银泥熔炼方法 |
| CN108796221B (zh) * | 2017-05-02 | 2019-12-24 | 广州合凯环保科技有限公司 | 一种银泥熔炼方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US4029494A (en) | 1977-06-14 |
| FI265573A7 (enExample) | 1975-02-25 |
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