RU2013126823A - METHOD FOR DEPLETING COPPER CONTAINING SLAGS - Google Patents
METHOD FOR DEPLETING COPPER CONTAINING SLAGS Download PDFInfo
- Publication number
- RU2013126823A RU2013126823A RU2013126823/02A RU2013126823A RU2013126823A RU 2013126823 A RU2013126823 A RU 2013126823A RU 2013126823/02 A RU2013126823/02 A RU 2013126823/02A RU 2013126823 A RU2013126823 A RU 2013126823A RU 2013126823 A RU2013126823 A RU 2013126823A
- Authority
- RU
- Russia
- Prior art keywords
- slag
- reducing agent
- oxygen
- copper containing
- terms
- Prior art date
Links
- 239000002893 slag Substances 0.000 title claims abstract 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract 3
- 229910052802 copper Inorganic materials 0.000 title claims abstract 3
- 239000010949 copper Substances 0.000 title claims abstract 3
- 238000000034 method Methods 0.000 title claims abstract 3
- 230000000779 depleting effect Effects 0.000 title 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract 6
- 239000003638 chemical reducing agent Substances 0.000 claims abstract 6
- 229910052760 oxygen Inorganic materials 0.000 claims abstract 6
- 239000001301 oxygen Substances 0.000 claims abstract 6
- 239000007800 oxidant agent Substances 0.000 claims abstract 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract 3
- 229910052799 carbon Inorganic materials 0.000 claims abstract 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims abstract 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000000292 calcium oxide Substances 0.000 claims abstract 2
- 239000007787 solid Substances 0.000 claims abstract 2
- 238000005422 blasting Methods 0.000 claims 1
- 238000007664 blowing Methods 0.000 claims 1
Classifications
-
- 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
- Manufacture And Refinement Of Metals (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
Способ обеднения медьсодержащих шлаков, включающий их обработку оксидом кальция в присутствии твердого углеродистого восстановителя при повышенной температуре, отличающийся тем, что обработку шлака в присутствии восстановителя ведут при соотношении шлака к восстановителю по содержанию в нем углерода 1:(0,05-0,09) и продувают поверхность шлака кислородсодержащим окислителем с использованием верхнего непогружного дутья при расходе кислородсодержащего окислителя в количестве, по содержанию в нем кислорода, 50-100 кг на тонну шлака.A method of depletion of copper-containing slags, including their treatment with calcium oxide in the presence of a solid carbonaceous reducing agent at an elevated temperature, characterized in that the processing of slag in the presence of a reducing agent is carried out at a slag to reducing agent ratio in terms of carbon content of 1: (0.05-0.09) and the surface of the slag is blown with an oxygen-containing oxidizer using an overhead non-submersible blast at a flow rate of an oxygen-containing oxidizer in an amount, in terms of oxygen content, of 50-100 kg per ton of slag.
Claims (1)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013126823/02A RU2542042C2 (en) | 2013-06-11 | 2013-06-11 | Depletion of copper-bearing slags |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| RU2013126823/02A RU2542042C2 (en) | 2013-06-11 | 2013-06-11 | Depletion of copper-bearing slags |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2013126823A true RU2013126823A (en) | 2014-12-20 |
| RU2542042C2 RU2542042C2 (en) | 2015-02-20 |
Family
ID=53278161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2013126823/02A RU2542042C2 (en) | 2013-06-11 | 2013-06-11 | Depletion of copper-bearing slags |
Country Status (1)
| Country | Link |
|---|---|
| RU (1) | RU2542042C2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019071793A1 (en) * | 2017-10-10 | 2019-04-18 | 东北大学 | Method for recovering valuable component from slag containing copper |
| CN115141935A (en) * | 2021-03-29 | 2022-10-04 | 东北大学 | Dilution method for copper refining slag |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107653381B (en) * | 2017-10-10 | 2021-12-21 | 东北大学 | Method for producing slag containing zinc and iron by smelting reduction |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4214897A (en) * | 1978-01-13 | 1980-07-29 | Metallurgie Hoboken Overpelt | Process for the extraction of non-ferrous metals from slags and other metallurgical by-products |
| FI71770C (en) * | 1985-05-31 | 1987-02-09 | Outokumpu Oy | Reduction of molten metallurgical slag continuously in an electric furnace. |
| SU1677078A1 (en) * | 1989-11-13 | 1991-09-15 | Государственный научно-исследовательский институт цветных металлов | Method of depletion of copper smelting slags |
| RU2061771C1 (en) * | 1992-11-24 | 1996-06-10 | Московский институт стали и сплавов | Method of intrafurnace stripping of slags in vanuykoff's furnace |
| RU2105075C1 (en) * | 1997-10-03 | 1998-02-20 | Открытое акционерное общество "Дирекция межправительственной инновационной рудной программы" | Method of depleting copper-containing slags |
| EP2053137A1 (en) * | 2007-10-19 | 2009-04-29 | Paul Wurth S.A. | Recovery of waste containing copper and other valuable metals |
-
2013
- 2013-06-11 RU RU2013126823/02A patent/RU2542042C2/en not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019071793A1 (en) * | 2017-10-10 | 2019-04-18 | 东北大学 | Method for recovering valuable component from slag containing copper |
| CN115141935A (en) * | 2021-03-29 | 2022-10-04 | 东北大学 | Dilution method for copper refining slag |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2542042C2 (en) | 2015-02-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20180612 |