CA1031566A - Method and apparatus for promoting metallurgical reactions in molten metal - Google Patents

Method and apparatus for promoting metallurgical reactions in molten metal

Info

Publication number
CA1031566A
CA1031566A CA198,898A CA198898A CA1031566A CA 1031566 A CA1031566 A CA 1031566A CA 198898 A CA198898 A CA 198898A CA 1031566 A CA1031566 A CA 1031566A
Authority
CA
Canada
Prior art keywords
molten metal
metallurgical reactions
promoting
promoting metallurgical
reactions
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
Application number
CA198,898A
Other languages
French (fr)
Other versions
CA198898S (en
Inventor
James H. Downing
Robert H. Kaiser
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA1031566A publication Critical patent/CA1031566A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D27/00Stirring devices for molten material
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/02Silicon
    • C01B33/037Purification
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/076Use of slags or fluxes as treating agents
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • General Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA198,898A 1973-05-30 1974-05-03 Method and apparatus for promoting metallurgical reactions in molten metal Expired CA1031566A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US365310A US3871872A (en) 1973-05-30 1973-05-30 Method for promoting metallurgical reactions in molten metal

Publications (1)

Publication Number Publication Date
CA1031566A true CA1031566A (en) 1978-05-23

Family

ID=23438347

Family Applications (1)

Application Number Title Priority Date Filing Date
CA198,898A Expired CA1031566A (en) 1973-05-30 1974-05-03 Method and apparatus for promoting metallurgical reactions in molten metal

Country Status (2)

Country Link
US (1) US3871872A (en)
CA (1) CA1031566A (en)

Families Citing this family (66)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4063932A (en) * 1974-07-17 1977-12-20 Union Carbide Corporation Method for admixing solids in molten metal
US4046559A (en) * 1976-02-23 1977-09-06 Kennecott Copper Corporation Pyrometallurgical system for liquid-liquid contacting
US4094731A (en) * 1976-06-21 1978-06-13 Interlake, Inc. Method of purifying silicon
DE2706175C3 (en) * 1977-02-14 1980-05-29 Wacker-Chemie Gmbh, 8000 Muenchen Process for melting and purifying silicon
US4193974A (en) * 1977-11-21 1980-03-18 Union Carbide Corporation Process for producing refined metallurgical silicon ribbon
US4193975A (en) * 1977-11-21 1980-03-18 Union Carbide Corporation Process for the production of improved refined metallurgical silicon
US4195067A (en) * 1977-11-21 1980-03-25 Union Carbide Corporation Process for the production of refined metallurgical silicon
US4124410A (en) * 1977-11-21 1978-11-07 Union Carbide Corporation Silicon solar cells with low-cost substrates
EP0002135B1 (en) * 1977-11-21 1982-11-03 Union Carbide Corporation Improved refined metallurgical silicon and process for the production thereof
DE2845459A1 (en) * 1978-10-19 1980-04-30 Consortium Elektrochem Ind METHOD FOR PROTECTING CARBON BODIES
US4312849A (en) * 1980-09-09 1982-01-26 Aluminum Company Of America Phosphorous removal in silicon purification
CA1188107A (en) * 1981-05-19 1985-06-04 Ghyslain Dube Removal of alkali metals and alkaline earth metals from molten aluminium
US4374110A (en) * 1981-06-15 1983-02-15 Motorola, Inc. Purification of silicon source materials
DE3201312C2 (en) * 1982-01-18 1983-12-22 Skw Trostberg Ag, 8223 Trostberg Process for purifying silicon
DE3208878A1 (en) * 1982-03-11 1983-09-22 Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen SEMICONTINUOUS PROCESS FOR PRODUCING PURE SILICON
US4954167A (en) * 1988-07-22 1990-09-04 Cooper Paul V Dispersing gas into molten metal
US5143357A (en) * 1990-11-19 1992-09-01 The Carborundum Company Melting metal particles and dispersing gas with vaned impeller
US5160693A (en) * 1991-09-26 1992-11-03 Eckert Charles E Impeller for treating molten metals
CA2097648C (en) * 1992-06-12 1998-04-28 Ronald E. Gilbert Molton metal pump with vaned impeller and flow directing pumping chamber
US5634770A (en) * 1992-06-12 1997-06-03 Metaullics Systems Co., L.P. Molten metal pump with vaned impeller
US5597289A (en) * 1995-03-07 1997-01-28 Thut; Bruno H. Dynamically balanced pump impeller
US5685701A (en) * 1995-06-01 1997-11-11 Metaullics Systems Co., L.P. Bearing arrangement for molten aluminum pumps
US5678807A (en) * 1995-06-13 1997-10-21 Cooper; Paul V. Rotary degasser
US5944496A (en) 1996-12-03 1999-08-31 Cooper; Paul V. Molten metal pump with a flexible coupling and cement-free metal-transfer conduit connection
US5951243A (en) * 1997-07-03 1999-09-14 Cooper; Paul V. Rotor bearing system for molten metal pumps
US6019576A (en) * 1997-09-22 2000-02-01 Thut; Bruno H. Pumps for pumping molten metal with a stirring action
US6027685A (en) * 1997-10-15 2000-02-22 Cooper; Paul V. Flow-directing device for molten metal pump
US6056803A (en) * 1997-12-24 2000-05-02 Alcan International Limited Injector for gas treatment of molten metals
US6093000A (en) 1998-08-11 2000-07-25 Cooper; Paul V Molten metal pump with monolithic rotor
US6303074B1 (en) 1999-05-14 2001-10-16 Paul V. Cooper Mixed flow rotor for molten metal pumping device
US6689310B1 (en) 2000-05-12 2004-02-10 Paul V. Cooper Molten metal degassing device and impellers therefor
US6723276B1 (en) 2000-08-28 2004-04-20 Paul V. Cooper Scrap melter and impeller
NO318092B1 (en) * 2002-05-22 2005-01-31 Elkem Materials Calcium-silicate-based slag, process for the preparation of calcium-silicate-based slag, and application for slag treatment of molten silicon
US7731891B2 (en) * 2002-07-12 2010-06-08 Cooper Paul V Couplings for molten metal devices
US7507367B2 (en) * 2002-07-12 2009-03-24 Cooper Paul V Protective coatings for molten metal devices
US20070253807A1 (en) 2006-04-28 2007-11-01 Cooper Paul V Gas-transfer foot
US7470392B2 (en) * 2003-07-14 2008-12-30 Cooper Paul V Molten metal pump components
US7402276B2 (en) * 2003-07-14 2008-07-22 Cooper Paul V Pump with rotating inlet
US20050013715A1 (en) 2003-07-14 2005-01-20 Cooper Paul V. System for releasing gas into molten metal
US7906068B2 (en) * 2003-07-14 2011-03-15 Cooper Paul V Support post system for molten metal pump
JP4749730B2 (en) * 2005-02-09 2011-08-17 新日鉄マテリアルズ株式会社 Si refining method
US9156087B2 (en) 2007-06-21 2015-10-13 Molten Metal Equipment Innovations, Llc Molten metal transfer system and rotor
US9409232B2 (en) 2007-06-21 2016-08-09 Molten Metal Equipment Innovations, Llc Molten metal transfer vessel and method of construction
US8613884B2 (en) 2007-06-21 2013-12-24 Paul V. Cooper Launder transfer insert and system
US9410744B2 (en) 2010-05-12 2016-08-09 Molten Metal Equipment Innovations, Llc Vessel transfer insert and system
US9205490B2 (en) 2007-06-21 2015-12-08 Molten Metal Equipment Innovations, Llc Transfer well system and method for making same
US9643247B2 (en) 2007-06-21 2017-05-09 Molten Metal Equipment Innovations, Llc Molten metal transfer and degassing system
US8337746B2 (en) 2007-06-21 2012-12-25 Cooper Paul V Transferring molten metal from one structure to another
US8366993B2 (en) 2007-06-21 2013-02-05 Cooper Paul V System and method for degassing molten metal
US8449814B2 (en) * 2009-08-07 2013-05-28 Paul V. Cooper Systems and methods for melting scrap metal
US10428821B2 (en) * 2009-08-07 2019-10-01 Molten Metal Equipment Innovations, Llc Quick submergence molten metal pump
US8444911B2 (en) 2009-08-07 2013-05-21 Paul V. Cooper Shaft and post tensioning device
US8535603B2 (en) 2009-08-07 2013-09-17 Paul V. Cooper Rotary degasser and rotor therefor
US8524146B2 (en) 2009-08-07 2013-09-03 Paul V. Cooper Rotary degassers and components therefor
US8714914B2 (en) 2009-09-08 2014-05-06 Paul V. Cooper Molten metal pump filter
US9108244B2 (en) 2009-09-09 2015-08-18 Paul V. Cooper Immersion heater for molten metal
GB2477782B (en) 2010-02-12 2012-08-29 Metallkraft As A method for refining silicon
US9903383B2 (en) 2013-03-13 2018-02-27 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened top
US9011761B2 (en) 2013-03-14 2015-04-21 Paul V. Cooper Ladle with transfer conduit
US10052688B2 (en) 2013-03-15 2018-08-21 Molten Metal Equipment Innovations, Llc Transfer pump launder system
US10138892B2 (en) 2014-07-02 2018-11-27 Molten Metal Equipment Innovations, Llc Rotor and rotor shaft for molten metal
US10947980B2 (en) 2015-02-02 2021-03-16 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened blade tips
US10267314B2 (en) 2016-01-13 2019-04-23 Molten Metal Equipment Innovations, Llc Tensioned support shaft and other molten metal devices
US11149747B2 (en) 2017-11-17 2021-10-19 Molten Metal Equipment Innovations, Llc Tensioned support post and other molten metal devices
US11358217B2 (en) 2019-05-17 2022-06-14 Molten Metal Equipment Innovations, Llc Method for melting solid metal
US11873845B2 (en) 2021-05-28 2024-01-16 Molten Metal Equipment Innovations, Llc Molten metal transfer device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743263A (en) * 1971-12-27 1973-07-03 Union Carbide Corp Apparatus for refining molten aluminum

Also Published As

Publication number Publication date
US3871872A (en) 1975-03-18

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