DE2640429A1 - Verfahren zum entfernen von verunreinigungen aus einer kupferschmelze - Google Patents
Verfahren zum entfernen von verunreinigungen aus einer kupferschmelzeInfo
- Publication number
- DE2640429A1 DE2640429A1 DE19762640429 DE2640429A DE2640429A1 DE 2640429 A1 DE2640429 A1 DE 2640429A1 DE 19762640429 DE19762640429 DE 19762640429 DE 2640429 A DE2640429 A DE 2640429A DE 2640429 A1 DE2640429 A1 DE 2640429A1
- Authority
- DE
- Germany
- Prior art keywords
- copper
- sulfur hexafluoride
- melt
- copper melt
- gas
- 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.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 title claims description 22
- 238000011109 contamination Methods 0.000 title description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 68
- 229910052802 copper Inorganic materials 0.000 claims description 67
- 239000010949 copper Substances 0.000 claims description 67
- 229910018503 SF6 Inorganic materials 0.000 claims description 40
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 40
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 40
- 239000007789 gas Substances 0.000 claims description 38
- 239000012535 impurity Substances 0.000 claims description 26
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 18
- 229910052760 oxygen Inorganic materials 0.000 claims description 18
- 239000001301 oxygen Substances 0.000 claims description 18
- 229910052787 antimony Inorganic materials 0.000 claims description 17
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 claims description 17
- 229910052785 arsenic Inorganic materials 0.000 claims description 17
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 claims description 17
- 229910052797 bismuth Inorganic materials 0.000 claims description 16
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- 150000002222 fluorine compounds Chemical class 0.000 claims description 5
- 239000011261 inert gas Substances 0.000 claims description 3
- 239000003570 air Substances 0.000 claims 1
- 239000000155 melt Substances 0.000 description 18
- 238000007670 refining Methods 0.000 description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000007664 blowing Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910021594 Copper(II) fluoride Inorganic materials 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- GWFAVIIMQDUCRA-UHFFFAOYSA-L copper(ii) fluoride Chemical compound [F-].[F-].[Cu+2] GWFAVIIMQDUCRA-UHFFFAOYSA-L 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 2
- 239000011135 tin Substances 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 239000004338 Dichlorodifluoromethane Substances 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- YRFZVPKYLCIWMY-UHFFFAOYSA-N dichloro(difluoro)methane;lead Chemical compound [Pb].FC(F)(Cl)Cl YRFZVPKYLCIWMY-UHFFFAOYSA-N 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- 125000001153 fluoro group Chemical group F* 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001512 metal fluoride Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- C22B15/00—Obtaining copper
- C22B15/0026—Pyrometallurgy
- C22B15/006—Pyrometallurgy working up of molten copper, e.g. refining
-
- 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
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/146—Perfluorocarbons [PFC]; Hydrofluorocarbons [HFC]; Sulfur hexafluoride [SF6]
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/611,154 US4010030A (en) | 1975-09-08 | 1975-09-08 | Removal of arsenic, antimony and bismuth from molten copper with sulfur hexafluoride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2640429A1 true DE2640429A1 (de) | 1977-03-17 |
Family
ID=24447859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762640429 Withdrawn DE2640429A1 (de) | 1975-09-08 | 1976-09-08 | Verfahren zum entfernen von verunreinigungen aus einer kupferschmelze |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US4010030A (enExample) |
| JP (1) | JPS5232815A (enExample) |
| AU (1) | AU511155B2 (enExample) |
| CA (1) | CA1093835A (enExample) |
| DE (1) | DE2640429A1 (enExample) |
| FI (1) | FI762538A7 (enExample) |
| FR (1) | FR2322933A1 (enExample) |
| GB (1) | GB1553237A (enExample) |
| MX (1) | MX144605A (enExample) |
| SE (1) | SE417617B (enExample) |
| SU (1) | SU674679A3 (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4155749A (en) * | 1978-05-31 | 1979-05-22 | Dravo Corporation | Process for converting non-ferrous metal sulfides |
| US4199352A (en) * | 1978-12-15 | 1980-04-22 | Dravo Corporation | Autogenous process for conversion of metal sulfide concentrates |
| JPS5838497B2 (ja) * | 1979-04-03 | 1983-08-23 | 日本鉱業株式会社 | 銅製錬における精製炉の操業方法 |
| US4350524A (en) * | 1981-05-15 | 1982-09-21 | Kennecott Corporation | Process for removal of base metal impurities from molten silver with sulfur hexafluoride |
| US4959101A (en) * | 1987-06-29 | 1990-09-25 | Aga Ab | Process for degassing aluminum melts with sulfur hexafluoride |
| US5849061A (en) * | 1996-09-20 | 1998-12-15 | The Trustees Of Columbia University In The City Of New York | Process for refining high-impurity copper to anode copper |
| US6682585B2 (en) | 2000-02-07 | 2004-01-27 | Air Products And Chemicals, Inc. | Refining nonferrous metals and alloys with gases having reduced global warming potential |
| US6398844B1 (en) * | 2000-02-07 | 2002-06-04 | Air Products And Chemicals, Inc. | Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential |
| DE102019108416A1 (de) * | 2019-04-01 | 2020-10-01 | Westfälische Wilhelms-Universität Münster | Verfahren zur Fluorierung anorganischer Verbindungen |
| CN120174210A (zh) * | 2025-05-20 | 2025-06-20 | 山东恒邦冶炼股份有限公司 | 复杂金精矿多元素综合回收的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1809871A (en) * | 1928-12-31 | 1931-06-16 | Cerro De Pasco Copper Corp | Production of bismuth |
| US1778292A (en) * | 1929-07-08 | 1930-10-14 | Cerro De Pasco Copper Corp | Process of refining bismuth |
| FR1525625A (fr) * | 1967-06-02 | 1968-05-17 | Olin Mathieson | Procédé de purification d'alliages à base de cuivre |
| US3490897A (en) * | 1967-10-27 | 1970-01-20 | Olin Mathieson | Process for producing low oxygen,high conductivity copper |
| US3619177A (en) * | 1969-05-05 | 1971-11-09 | Kennecott Copper Corp | Process for deoxidizing copper with natural gas-air mixture |
| BE791287A (fr) * | 1971-11-15 | 1973-05-14 | Int Nickel Canada | Procede de pyro-affinage de cuivre |
| BE804748A (en) * | 1973-09-12 | 1974-03-12 | American Smelting Refining | Removing selenium from molten copper - by treatment with alkali sulphide |
-
1975
- 1975-09-08 US US05/611,154 patent/US4010030A/en not_active Expired - Lifetime
-
1976
- 1976-08-10 CA CA258,793A patent/CA1093835A/en not_active Expired
- 1976-08-12 GB GB33565/76A patent/GB1553237A/en not_active Expired
- 1976-08-12 FR FR7624630A patent/FR2322933A1/fr active Granted
- 1976-08-13 AU AU16817/76A patent/AU511155B2/en not_active Expired
- 1976-08-23 SU SU762388607A patent/SU674679A3/ru active
- 1976-09-03 FI FI762538A patent/FI762538A7/fi not_active Application Discontinuation
- 1976-09-07 MX MX166201A patent/MX144605A/es unknown
- 1976-09-08 JP JP51106848A patent/JPS5232815A/ja active Pending
- 1976-09-08 SE SE7609934A patent/SE417617B/xx unknown
- 1976-09-08 DE DE19762640429 patent/DE2640429A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| AU511155B2 (en) | 1980-07-31 |
| FI762538A7 (enExample) | 1977-03-09 |
| CA1093835A (en) | 1981-01-20 |
| AU1681776A (en) | 1978-02-16 |
| JPS5232815A (en) | 1977-03-12 |
| US4010030A (en) | 1977-03-01 |
| SE7609934L (sv) | 1977-03-09 |
| FR2322933B1 (enExample) | 1981-01-23 |
| SE417617B (sv) | 1981-03-30 |
| FR2322933A1 (fr) | 1977-04-01 |
| MX144605A (es) | 1981-10-30 |
| GB1553237A (en) | 1979-09-26 |
| SU674679A3 (ru) | 1979-07-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |