ZW27781A1 - Selective reduction of heavy metals - Google Patents
Selective reduction of heavy metalsInfo
- Publication number
- ZW27781A1 ZW27781A1 ZW277/81A ZW27781A ZW27781A1 ZW 27781 A1 ZW27781 A1 ZW 27781A1 ZW 277/81 A ZW277/81 A ZW 277/81A ZW 27781 A ZW27781 A ZW 27781A ZW 27781 A1 ZW27781 A1 ZW 27781A1
- Authority
- ZW
- Zimbabwe
- Prior art keywords
- heavy metals
- selective reduction
- selective
- reduction
- metals
- Prior art date
Links
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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- 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
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/18—Reducing step-by-step
-
- 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
- C22B4/005—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys using plasma jets
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8101495A SE446014B (sv) | 1981-03-10 | 1981-03-10 | Selektiv reduktion av tunga metaller ur finkornigt, i huvudsak oxidiskt, material |
Publications (1)
Publication Number | Publication Date |
---|---|
ZW27781A1 true ZW27781A1 (en) | 1982-02-10 |
Family
ID=20343293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZW277/81A ZW27781A1 (en) | 1981-03-10 | 1981-11-17 | Selective reduction of heavy metals |
Country Status (19)
Country | Link |
---|---|
US (1) | US4487628A (xx) |
JP (1) | JPS57158336A (xx) |
KR (1) | KR830007858A (xx) |
AR (1) | AR225375A1 (xx) |
AU (1) | AU541063B2 (xx) |
BE (1) | BE891178A (xx) |
BR (1) | BR8200161A (xx) |
DD (1) | DD201609A5 (xx) |
DE (1) | DE3141925A1 (xx) |
ES (1) | ES506739A0 (xx) |
FI (1) | FI813739L (xx) |
FR (1) | FR2501720A1 (xx) |
GB (1) | GB2094353A (xx) |
IT (1) | IT1139854B (xx) |
OA (1) | OA06994A (xx) |
PL (1) | PL234412A1 (xx) |
SE (1) | SE446014B (xx) |
ZA (1) | ZA817981B (xx) |
ZW (1) | ZW27781A1 (xx) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE453304B (sv) * | 1984-10-19 | 1988-01-25 | Skf Steel Eng Ab | Sett for framstellning av metaller och/eller generering av slagg fran oxidmalmer |
GB8928997D0 (en) * | 1989-12-22 | 1990-02-28 | Tetronics Res & Dev Co Ltd | Metal recovery |
NO300510B1 (no) * | 1995-04-07 | 1997-06-09 | Kvaerner Eng | Fremgangsmåte og anlegg til smelting av flyveaske til et utlutningsbestandig slagg |
US5731564A (en) * | 1996-02-05 | 1998-03-24 | Mse, Inc. | Method of operating a centrifugal plasma arc furnace |
JP5183638B2 (ja) * | 2006-11-02 | 2013-04-17 | ユミコア ソシエテ アノニム | 液中プラズマでの電熱製錬を使用する亜鉛及び鉛産業の副産物からの非鉄金属の回収 |
US7905941B2 (en) | 2006-11-02 | 2011-03-15 | Umicore | Recovery of non-ferrous metals from by-products of the zinc and lead industry using electric smelting with submerged plasma |
KR100793591B1 (ko) * | 2006-12-28 | 2008-01-14 | 주식회사 포스코 | 산화크롬 함유 슬래그로부터의 크롬 금속 환원 방법 |
DE102007015585A1 (de) * | 2007-03-29 | 2008-10-02 | M.K.N. Technologies Gmbh | Schmelzmetallurgisches Verfahren zur Herstellung von Metallschmelzen und übergangsmetallhaltiger Zuschlagstoff zur Verwendung in diesen |
EP1997919A1 (fr) * | 2007-05-24 | 2008-12-03 | Paul Wurth S.A. | Procédé de valorisation de résidus riches en zinc et en sulfates |
CN101979681B (zh) * | 2010-10-23 | 2012-05-23 | 郴州市国大有色金属冶炼有限公司 | 用于有色金属含硫物料还原造锍冶炼的炉料制备工艺 |
WO2016171613A1 (en) * | 2015-04-24 | 2016-10-27 | Val'eas Recycling Solutions Ab | Method and furnace equipment for production of black copper |
CN108239705B (zh) * | 2018-01-31 | 2019-09-06 | 河南豫光金铅股份有限公司 | 一种锌浸出渣处理双室双底侧吹炉及其处理方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4072504A (en) * | 1973-01-26 | 1978-02-07 | Aktiebolaget Svenska Kullagerfabriken | Method of producing metal from metal oxides |
GB1493394A (en) * | 1974-06-07 | 1977-11-30 | Nat Res Dev | Plasma heater assembly |
CA1057960A (en) * | 1975-02-26 | 1979-07-10 | Westinghouse Electric Corporation | Method of ore reduction with an arc heater |
US4141721A (en) * | 1976-12-16 | 1979-02-27 | Frolov Jury F | Method and apparatus for complex continuous processing of polymetallic raw materials |
SE8004313L (sv) * | 1980-06-10 | 1981-12-11 | Skf Steel Eng Ab | Sett att ur stoftformiga metalloxidhaltiga material utvinna svarflyktiga metaller |
-
1981
- 1981-03-10 SE SE8101495A patent/SE446014B/sv not_active Application Discontinuation
- 1981-10-19 GB GB8131410A patent/GB2094353A/en not_active Withdrawn
- 1981-10-22 DE DE19813141925 patent/DE3141925A1/de not_active Withdrawn
- 1981-10-30 ES ES506739A patent/ES506739A0/es active Granted
- 1981-11-17 AU AU77561/81A patent/AU541063B2/en not_active Ceased
- 1981-11-17 ZW ZW277/81A patent/ZW27781A1/xx unknown
- 1981-11-18 BE BE0/206592A patent/BE891178A/fr not_active IP Right Cessation
- 1981-11-18 ZA ZA817981A patent/ZA817981B/xx unknown
- 1981-11-20 FR FR8121827A patent/FR2501720A1/fr active Pending
- 1981-11-23 AR AR287547A patent/AR225375A1/es active
- 1981-11-24 FI FI813739A patent/FI813739L/fi not_active Application Discontinuation
- 1981-11-26 IT IT25307/81A patent/IT1139854B/it active
- 1981-11-30 KR KR1019810004649A patent/KR830007858A/ko unknown
- 1981-12-07 DD DD81235490A patent/DD201609A5/de unknown
- 1981-12-23 PL PL23441281A patent/PL234412A1/xx unknown
-
1982
- 1982-01-13 BR BR8200161A patent/BR8200161A/pt unknown
- 1982-01-14 OA OA57591A patent/OA06994A/xx unknown
- 1982-02-22 JP JP57026162A patent/JPS57158336A/ja active Pending
-
1983
- 1983-09-14 US US06/532,181 patent/US4487628A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ES8207587A1 (es) | 1982-10-01 |
BE891178A (fr) | 1982-03-16 |
IT8125307A0 (it) | 1981-11-26 |
DD201609A5 (de) | 1983-07-27 |
FR2501720A1 (fr) | 1982-09-17 |
FI813739L (fi) | 1982-09-11 |
PL234412A1 (xx) | 1982-09-13 |
GB2094353A (en) | 1982-09-15 |
AU541063B2 (en) | 1984-12-13 |
US4487628A (en) | 1984-12-11 |
AU7756181A (en) | 1982-09-16 |
OA06994A (fr) | 1983-08-31 |
BR8200161A (pt) | 1982-11-03 |
ES506739A0 (es) | 1982-10-01 |
ZA817981B (en) | 1982-10-27 |
JPS57158336A (en) | 1982-09-30 |
KR830007858A (ko) | 1983-11-07 |
IT1139854B (it) | 1986-09-24 |
DE3141925A1 (de) | 1982-10-28 |
SE446014B (sv) | 1986-08-04 |
SE8101495L (sv) | 1982-09-11 |
AR225375A1 (es) | 1982-03-15 |
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