JP2020519759A - 金属銅中の酸素含有量を低減するための方法 - Google Patents
金属銅中の酸素含有量を低減するための方法 Download PDFInfo
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- JP2020519759A JP2020519759A JP2019561781A JP2019561781A JP2020519759A JP 2020519759 A JP2020519759 A JP 2020519759A JP 2019561781 A JP2019561781 A JP 2019561781A JP 2019561781 A JP2019561781 A JP 2019561781A JP 2020519759 A JP2020519759 A JP 2020519759A
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- copper
- gas
- soec
- oxygen
- stack
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 239000010949 copper Substances 0.000 title claims abstract description 74
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 30
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 29
- 239000001301 oxygen Substances 0.000 title claims abstract description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 50
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 12
- 238000007670 refining Methods 0.000 claims abstract description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 8
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 4
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 21
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 8
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 5
- 239000005751 Copper oxide Substances 0.000 claims description 4
- 229910000431 copper oxide Inorganic materials 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000005868 electrolysis reaction Methods 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 description 11
- 239000003792 electrolyte Substances 0.000 description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 229910052717 sulfur Inorganic materials 0.000 description 7
- 239000011593 sulfur Substances 0.000 description 7
- 238000003723 Smelting Methods 0.000 description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000881 Cu alloy Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 description 2
- 238000005363 electrowinning Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000009854 hydrometallurgy Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- MBMLMWLHJBBADN-UHFFFAOYSA-N Ferrous sulfide Chemical compound [Fe]=S MBMLMWLHJBBADN-UHFFFAOYSA-N 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- FMWMEQINULDRBI-UHFFFAOYSA-L copper;sulfite Chemical compound [Cu+2].[O-]S([O-])=O FMWMEQINULDRBI-UHFFFAOYSA-L 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- -1 oxygen ions Chemical class 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000006479 redox reaction Methods 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- 238000010977 unit operation Methods 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
-
- 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
- C22B15/0095—Process control or regulation methods
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
- C25B1/00—Electrolytic production of inorganic compounds or non-metals
- C25B1/01—Products
- C25B1/23—Carbon monoxide or syngas
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Automation & Control Theory (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
- Catalysts (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
Description
H2C(s,l,g)+2|O|→H2O(g)+CO(g)(1)
CO(g)+|O|→CO2(g)(2)
H2(g)+|O|→H2O(g)(3)
であり、
反応(2)が、本発明に特に適している。
CuO+CO→Cu+CO2
である。
CO2+2e−→CO+O2−またはH2O+2e−→H2+O2−
固体酸化物形電解質セル(SOEC)スタック中で二酸化炭素から生成される一酸化炭素を精錬プロセス中に添加し、式
CuO+CO→Cu+CO2
に従って酸素を除去し、それにより金属銅の純度を高める、方法に関する。
Claims (7)
- それ自体公知の方法で得られ、銅精錬プロセスにかけられる、溶融金属銅中の、酸化銅として存在する酸素の含有量を低減する方法であって、
固体酸化物形電解セル(SOEC)スタック中で二酸化炭素から生成される一酸化炭素を精錬プロセス中に添加し、式
CuO+CO→Cu+CO2
に従って酸素を除去し、
それにより金属銅の純度を高める、方法。 - SOECスタックからのガスを圧縮し、銅溶融物全体に小さな泡の還元性ガスを分散させる注入システムから銅溶融物に添加することで、ガス/固体の接触面が最大化される、請求項1に記載の方法。
- SOECスタックからのガスを純度99%超の一酸化炭素に精製して、窒素と混合し、その後、これを銅溶融物に注入する、請求項1に記載の方法。
- SOECスタックからのガスが少なくとも10%のCOを含み、残りの部分がCO2または不活性ガスである、請求項1に記載の方法。
- SOECスタックからのガスが少なくとも20%のCOを含み、残りの部分がCO2または不活性ガスである、請求項4に記載の方法。
- SOECスタックからのガスが少なくとも30%のCOを含み、残りの部分がCO2または不活性ガスである、請求項5に記載の方法。
- SOECスタックからのガスが少なくとも40%のCOを含み、残りの部分がCO2または不活性ガスである、請求項6に記載の方法。
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JP2023079455A JP2023106474A (ja) | 2017-05-10 | 2023-05-12 | 金属銅中の酸素含有量を低減するための方法 |
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DKPA201700293 | 2017-05-10 | ||
DKPA201700293 | 2017-05-10 | ||
PCT/EP2018/059659 WO2018206237A1 (en) | 2017-05-10 | 2018-04-16 | A process for reducing the content of oxygen in metallic copper |
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JP2023079455A Pending JP2023106474A (ja) | 2017-05-10 | 2023-05-12 | 金属銅中の酸素含有量を低減するための方法 |
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Country Status (10)
Country | Link |
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US (1) | US11753700B2 (ja) |
EP (1) | EP3622094B1 (ja) |
JP (2) | JP2020519759A (ja) |
KR (1) | KR102568059B1 (ja) |
CN (1) | CN110603338A (ja) |
AU (1) | AU2018264670B2 (ja) |
CA (1) | CA3059649C (ja) |
DK (1) | DK3622094T3 (ja) |
ES (1) | ES2886195T3 (ja) |
WO (1) | WO2018206237A1 (ja) |
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WO2014154253A1 (en) * | 2013-03-26 | 2014-10-02 | Haldor Topsøe A/S | A process for producing co from co2 in a solid oxide electrolysis cell |
WO2015189064A1 (en) * | 2014-06-11 | 2015-12-17 | Haldor Topsøe A/S | A process for safe production of phosgene |
CN106498180A (zh) * | 2016-12-06 | 2017-03-15 | 江西广信新材料股份有限公司 | 一种高纯无氧铜锭坯的生产装置与方法 |
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2018
- 2018-04-16 CA CA3059649A patent/CA3059649C/en active Active
- 2018-04-16 JP JP2019561781A patent/JP2020519759A/ja active Pending
- 2018-04-16 DK DK18726918.8T patent/DK3622094T3/da active
- 2018-04-16 CN CN201880029503.8A patent/CN110603338A/zh active Pending
- 2018-04-16 EP EP18726918.8A patent/EP3622094B1/en active Active
- 2018-04-16 ES ES18726918T patent/ES2886195T3/es active Active
- 2018-04-16 WO PCT/EP2018/059659 patent/WO2018206237A1/en unknown
- 2018-04-16 US US16/608,941 patent/US11753700B2/en active Active
- 2018-04-16 KR KR1020197036064A patent/KR102568059B1/ko active IP Right Grant
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KR102568059B1 (ko) | 2023-08-18 |
DK3622094T3 (da) | 2021-09-27 |
EP3622094B1 (en) | 2021-07-28 |
WO2018206237A1 (en) | 2018-11-15 |
CA3059649A1 (en) | 2018-11-15 |
KR20200004380A (ko) | 2020-01-13 |
US11753700B2 (en) | 2023-09-12 |
JP2023106474A (ja) | 2023-08-01 |
CA3059649C (en) | 2024-01-02 |
AU2018264670B2 (en) | 2023-10-26 |
CN110603338A (zh) | 2019-12-20 |
EP3622094A1 (en) | 2020-03-18 |
AU2018264670A1 (en) | 2019-11-28 |
ES2886195T3 (es) | 2021-12-16 |
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