ZA817981B - Selective reduction of heavy metals - Google Patents

Selective reduction of heavy metals

Info

Publication number
ZA817981B
ZA817981B ZA817981A ZA817981A ZA817981B ZA 817981 B ZA817981 B ZA 817981B ZA 817981 A ZA817981 A ZA 817981A ZA 817981 A ZA817981 A ZA 817981A ZA 817981 B ZA817981 B ZA 817981B
Authority
ZA
South Africa
Prior art keywords
heavy metals
selective reduction
selective
reduction
metals
Prior art date
Application number
ZA817981A
Other languages
English (en)
Inventor
Gotthard Bjoerling
Original Assignee
Skf Steel Eng Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Skf Steel Eng Ab filed Critical Skf Steel Eng Ab
Publication of ZA817981B publication Critical patent/ZA817981B/xx

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)
ZA817981A 1981-03-10 1981-11-18 Selective reduction of heavy metals ZA817981B (en)

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
ZA817981B true ZA817981B (en) 1982-10-27

Family

ID=20343293

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA817981A ZA817981B (en) 1981-03-10 1981-11-18 Selective reduction of heavy metals

Country Status (19)

Country Link
US (1) US4487628A (fi)
JP (1) JPS57158336A (fi)
KR (1) KR830007858A (fi)
AR (1) AR225375A1 (fi)
AU (1) AU541063B2 (fi)
BE (1) BE891178A (fi)
BR (1) BR8200161A (fi)
DD (1) DD201609A5 (fi)
DE (1) DE3141925A1 (fi)
ES (1) ES506739A0 (fi)
FI (1) FI813739L (fi)
FR (1) FR2501720A1 (fi)
GB (1) GB2094353A (fi)
IT (1) IT1139854B (fi)
OA (1) OA06994A (fi)
PL (1) PL234412A1 (fi)
SE (1) SE446014B (fi)
ZA (1) ZA817981B (fi)
ZW (1) ZW27781A1 (fi)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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 (fi) 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
JPS57158336A (en) 1982-09-30
KR830007858A (ko) 1983-11-07
IT1139854B (it) 1986-09-24
DE3141925A1 (de) 1982-10-28
ZW27781A1 (en) 1982-02-10
SE446014B (sv) 1986-08-04
SE8101495L (sv) 1982-09-11
AR225375A1 (es) 1982-03-15

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