DE69027389D1 - Direktes schmelzverfahren - Google Patents

Direktes schmelzverfahren

Info

Publication number
DE69027389D1
DE69027389D1 DE69027389T DE69027389T DE69027389D1 DE 69027389 D1 DE69027389 D1 DE 69027389D1 DE 69027389 T DE69027389 T DE 69027389T DE 69027389 T DE69027389 T DE 69027389T DE 69027389 D1 DE69027389 D1 DE 69027389D1
Authority
DE
Germany
Prior art keywords
direct melting
melting
direct
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.)
Expired - Fee Related
Application number
DE69027389T
Other languages
English (en)
Other versions
DE69027389T2 (de
Inventor
Ryoda Manyo Kogyo Kabushi Sato
Kichinosuke Manyo Kogyo Shoji
Naoshi Manyo Kogyo Ka Takemura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Manyo Kogyo KK
Original Assignee
Manyo Kogyo KK
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 Manyo Kogyo KK filed Critical Manyo Kogyo KK
Application granted granted Critical
Publication of DE69027389D1 publication Critical patent/DE69027389D1/de
Publication of DE69027389T2 publication Critical patent/DE69027389T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/22—Remelting metals with heating by wave energy or particle radiation
    • C22B9/226—Remelting metals with heating by wave energy or particle radiation by electric discharge, e.g. plasma
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21B—MANUFACTURE OF IRON OR STEEL
    • C21B13/00—Making spongy iron or liquid steel, by direct processes
    • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
    • C21B13/125—By using plasma
    • 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
    • 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
    • Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Plasma & Fusion (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (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)
  • Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
  • Manufacture Of Iron (AREA)
DE69027389T 1989-01-26 1990-01-23 Direktes schmelzverfahren Expired - Fee Related DE69027389T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1666489 1989-01-26
JP1179373A JP2659807B2 (ja) 1989-01-26 1989-07-12 直接製錬方法
PCT/JP1990/000076 WO1990008843A1 (fr) 1989-01-26 1990-01-23 Procede de fusion directe

Publications (2)

Publication Number Publication Date
DE69027389D1 true DE69027389D1 (de) 1996-07-18
DE69027389T2 DE69027389T2 (de) 1997-01-30

Family

ID=26353048

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69027389T Expired - Fee Related DE69027389T2 (de) 1989-01-26 1990-01-23 Direktes schmelzverfahren

Country Status (7)

Country Link
US (1) US5244488A (de)
EP (1) EP0417296B1 (de)
JP (1) JP2659807B2 (de)
AU (1) AU615830B2 (de)
CA (1) CA2025015C (de)
DE (1) DE69027389T2 (de)
WO (1) WO1990008843A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6733561B2 (en) 1993-07-22 2004-05-11 Anglo Operations Limited Production of high titania slag from ilmenite
US5728193A (en) * 1995-05-03 1998-03-17 Philip Services Corp. Process for recovering metals from iron oxide bearing masses
US5762009A (en) * 1995-06-07 1998-06-09 Alliant Techsystems, Inc. Plasma energy recycle and conversion (PERC) reactor and process
RU2263006C2 (ru) * 2000-02-10 2005-10-27 Тетроникс Лимитед Плазменно-дуговой реактор и способ получения тонких порошков
GB0004845D0 (en) * 2000-02-29 2000-04-19 Tetronics Ltd A method and apparatus for packaging ultra fine powders into containers
AU770237B2 (en) * 2000-03-24 2004-02-19 Council Of Scientific And Industrial Research Process for the preparation of high grade synthetic rutile and pig iron
US6306195B1 (en) * 2000-03-24 2001-10-23 Council Of Scientific And Industiral Research Process for the preparation of high grade synthetic rutile and pig iron
CN1217561C (zh) * 2000-04-10 2005-08-31 特乔尼科斯有限公司 双等离子体喷管装置
GB2364875A (en) * 2000-07-10 2002-02-06 Tetronics Ltd A plasma torch electrode
JP4280292B2 (ja) * 2007-05-01 2009-06-17 株式会社神戸製鋼所 フェロモリブデンの製造方法
JP2013249496A (ja) * 2012-05-30 2013-12-12 Kobe Steel Ltd 還元鉄とスラグの混合物の製造方法
SK500582012A3 (sk) 2012-12-17 2014-08-05 Ga Drilling, A. S. Multimodálne rozrušovanie horniny termickým účinkom a systém na jeho vykonávanie
SK500062013A3 (sk) 2013-03-05 2014-10-03 Ga Drilling, A. S. Generovanie elektrického oblúka, ktorý priamo plošne tepelne a mechanicky pôsobí na materiál a zariadenie na generovanie elektrického oblúka
JP6512484B2 (ja) 2016-03-25 2019-05-15 パナソニックＩｐマネジメント株式会社 微粒子製造装置及び製造方法
CN111148335A (zh) * 2020-01-13 2020-05-12 内蒙古赛思普科技有限公司 一种用于熔融还原炉等离子预热预还原喷枪、还原炉及应用

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3708409A (en) * 1969-05-22 1973-01-02 Ionarc Smelters Ltd Chemical process in high enthalpy thermal environment and apparatus therefor
BE748630A (en) * 1970-04-08 1970-09-16 Soudure Autogene Elect Converging high temp plasma jets
BE792267A (fr) * 1971-12-03 1973-03-30 Nat Res Dev Perfectionnements aux fours
US3856915A (en) * 1972-05-19 1974-12-24 Gte Sylvania Inc Solvent recycle process for recovery of rhenium from molybdate solutions
US3856918A (en) * 1973-03-28 1974-12-24 American Cyanamid Co Process for the beneficiation of titaniferous ores utilizing hot wall continuous plasma reactor
JPS5844729B2 (ja) * 1975-10-28 1983-10-05 レイノルズ メタルズ コムパニ− アルミニウムノ タンソネツテキセイゾウホウ
US4034343A (en) * 1976-10-01 1977-07-05 Xerox Corporation Optical character recognition system
US4073640A (en) * 1977-03-09 1978-02-14 Special Metals Corporation Method of melting slag
JPS54145400A (en) * 1978-05-08 1979-11-13 Ube Ind Ltd Production of metal nitride powder
AT372977B (de) * 1982-01-19 1983-12-12 Voest Alpine Ag Verfahren und einrichtung zur reduktion von oxidhaeltigen feinteiligen erzen
AT375404B (de) * 1983-02-03 1984-08-10 Voest Alpine Ag Verfahren zur durchfuehrung von schmelz-, schmelzmetallurgischen und/oder reduktionsmetallurgischen prozessen in einem plasmaschmelz- ofen sowie einrichtung zur durchfuehrung des verfahrens
JPS6053088A (ja) * 1983-09-02 1985-03-26 Nec Corp 半導体装置
US4883258A (en) * 1988-09-15 1989-11-28 Foster Atwood P Plasma furnace
US4877448A (en) * 1988-12-08 1989-10-31 Plasma Energy Corporation Process for recovery of free aluminum from aluminum dross or aluminum scrap using plasma energy

Also Published As

Publication number Publication date
DE69027389T2 (de) 1997-01-30
JP2659807B2 (ja) 1997-09-30
EP0417296A4 (en) 1991-07-10
AU615830B2 (en) 1991-10-10
CA2025015A1 (en) 1990-07-27
JPH02277729A (ja) 1990-11-14
EP0417296B1 (de) 1996-06-12
AU4944290A (en) 1990-08-24
US5244488A (en) 1993-09-14
WO1990008843A1 (fr) 1990-08-09
CA2025015C (en) 1996-03-05
EP0417296A1 (de) 1991-03-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee