DE3572844D1 - A method for recovering precious metals - Google Patents
A method for recovering precious metalsInfo
- Publication number
- DE3572844D1 DE3572844D1 DE8585850294T DE3572844T DE3572844D1 DE 3572844 D1 DE3572844 D1 DE 3572844D1 DE 8585850294 T DE8585850294 T DE 8585850294T DE 3572844 T DE3572844 T DE 3572844T DE 3572844 D1 DE3572844 D1 DE 3572844D1
- Authority
- DE
- Germany
- Prior art keywords
- metals
- charge
- precious metals
- silver
- halogenides
- 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
Links
- 239000010970 precious metal Substances 0.000 title abstract 4
- 239000002184 metal Substances 0.000 abstract 4
- 229910052751 metal Inorganic materials 0.000 abstract 4
- 229910052736 halogen Inorganic materials 0.000 abstract 3
- 150000002367 halogens Chemical group 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 3
- 229910052709 silver Inorganic materials 0.000 abstract 2
- 239000004332 silver Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 230000004907 flux Effects 0.000 abstract 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 abstract 1
- 239000010931 gold Substances 0.000 abstract 1
- 229910052737 gold Inorganic materials 0.000 abstract 1
- 150000002739 metals Chemical class 0.000 abstract 1
- 229910052697 platinum Inorganic materials 0.000 abstract 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 1
- -1 platinum metals Chemical class 0.000 abstract 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
- 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
- C22B7/001—Dry processes
- C22B7/002—Dry processes by treating with halogens, sulfur or compounds thereof; by carburising, by treating with hydrogen (hydriding)
-
- 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
-
- 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)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8404862A SE453200B (sv) | 1984-09-28 | 1984-09-28 | Forfarande for utvinning av edelmetaller ur silverrika, halogenhaltiga material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3572844D1 true DE3572844D1 (en) | 1989-10-12 |
Family
ID=20357163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8585850294T Expired DE3572844D1 (en) | 1984-09-28 | 1985-09-25 | A method for recovering precious metals |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4613365A (de) |
| EP (1) | EP0176491B1 (de) |
| AT (1) | ATE46193T1 (de) |
| CA (1) | CA1244654A (de) |
| DE (1) | DE3572844D1 (de) |
| SE (1) | SE453200B (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5104445A (en) * | 1987-07-31 | 1992-04-14 | Chevron Research & Technology Co. | Process for recovering metals from refractory ores |
| US5074910A (en) * | 1987-11-23 | 1991-12-24 | Chevron Research And Technology Company | Process for recovering precious metals from sulfide ores |
| CA1336862C (en) * | 1989-09-28 | 1995-09-05 | Christopher A. Pickles | Recovery of silver values from chlorides including silver chloride |
| SE505036C2 (sv) * | 1995-10-13 | 1997-06-16 | Boliden Mineral Ab | Omhändertagande av avfallsprodukter med organiskt innehåll |
| US6264039B1 (en) | 1999-10-21 | 2001-07-24 | The University Of Akron | Method for precious metal recovery from slag |
| FI114808B (fi) * | 2002-05-03 | 2004-12-31 | Outokumpu Oy | Menetelmä jalometallirikasteen jalostamiseksi |
| RU2607681C1 (ru) * | 2015-07-29 | 2017-01-10 | Валерий Константинович Ларин | Способ переработки сульфидных золотосодержащих концентратов и руд |
| RU2632742C2 (ru) * | 2015-12-24 | 2017-10-09 | Валерий Константинович Ларин | Способ комплексной переработки золотосодержащих сульфидных мышьяковистых концентратов |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US718087A (en) * | 1899-12-05 | 1903-01-13 | Joseph H Berry | Process of separating precious metals from their ores. |
| US815851A (en) * | 1903-02-02 | 1906-03-20 | Charles W Merrill | Refining hydrometallurgical products containing precious metals. |
| US1415526A (en) * | 1919-10-01 | 1922-05-09 | Chykashige Masumi | Process for recovering selenium and noble metals from electrolytic slimes and the like |
| US1896807A (en) * | 1929-01-24 | 1933-02-07 | Bauer Georg | Process for the recovery of platimum and its bymetals from mattes |
| US2048152A (en) * | 1933-11-17 | 1936-07-21 | Int Nickel Co | Method of recovering precious metals from mattes |
| GB689824A (en) * | 1950-07-31 | 1953-04-08 | Rainero Stratta | Electro-melting process for the extraction of precious metals from ashes or industrial residues |
| DE2615529C3 (de) * | 1976-04-09 | 1980-08-28 | Deutsche Gold- Und Silber-Scheideanstalt Vormals Roessler, 6000 Frankfurt | Schachtofen zur Rückgewinnung von Edelmetallen aus edelmetallhaltigen Abfällen und Verfahren dazu |
| GB1601450A (en) * | 1976-11-23 | 1981-10-28 | Johnson Matthey Co Ltd | Extraction of precious metals |
-
1984
- 1984-09-28 SE SE8404862A patent/SE453200B/sv not_active IP Right Cessation
-
1985
- 1985-08-28 CA CA000489523A patent/CA1244654A/en not_active Expired
- 1985-09-12 US US06/775,251 patent/US4613365A/en not_active Expired - Fee Related
- 1985-09-25 DE DE8585850294T patent/DE3572844D1/de not_active Expired
- 1985-09-25 EP EP19850850294 patent/EP0176491B1/de not_active Expired
- 1985-09-25 AT AT85850294T patent/ATE46193T1/de active
Also Published As
| Publication number | Publication date |
|---|---|
| CA1244654A (en) | 1988-11-15 |
| EP0176491A1 (de) | 1986-04-02 |
| US4613365A (en) | 1986-09-23 |
| SE8404862L (sv) | 1986-03-29 |
| EP0176491B1 (de) | 1989-09-06 |
| ATE46193T1 (de) | 1989-09-15 |
| SE8404862D0 (sv) | 1984-09-28 |
| SE453200B (sv) | 1988-01-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |