CA1014750A - Method of and apparatus for the desulfurization of a steel melt - Google Patents

Method of and apparatus for the desulfurization of a steel melt

Info

Publication number
CA1014750A
CA1014750A CA198,225A CA198225A CA1014750A CA 1014750 A CA1014750 A CA 1014750A CA 198225 A CA198225 A CA 198225A CA 1014750 A CA1014750 A CA 1014750A
Authority
CA
Canada
Prior art keywords
desulfurization
steel melt
melt
steel
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
CA198,225A
Other languages
English (en)
Other versions
CA198225S (en
Inventor
Eckehard Forster
Helmut Richter
Edgar Spetzler
Wilhelm Klapdar
Heinrich-Wilhelm Rommerswinkel
Jochen Wendorff
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.)
Thyssen Niederrhein AG
Original Assignee
Thyssen Niederrhein AG
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 Thyssen Niederrhein AG filed Critical Thyssen Niederrhein AG
Application granted granted Critical
Publication of CA1014750A publication Critical patent/CA1014750A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/10—Handling in a vacuum
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0037—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 by injecting powdered material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
CA198,225A 1973-04-28 1974-04-26 Method of and apparatus for the desulfurization of a steel melt Expired CA1014750A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732321644 DE2321644B2 (de) 1973-04-28 1973-04-28 Verfahren zum entschwefeln von stahlschmelzen

Publications (1)

Publication Number Publication Date
CA1014750A true CA1014750A (en) 1977-08-02

Family

ID=5879603

Family Applications (1)

Application Number Title Priority Date Filing Date
CA198,225A Expired CA1014750A (en) 1973-04-28 1974-04-26 Method of and apparatus for the desulfurization of a steel melt

Country Status (11)

Country Link
US (1) US3980469A (sv)
JP (1) JPS5641683B2 (sv)
AT (1) AT346881B (sv)
BE (1) BE812668A (sv)
CA (1) CA1014750A (sv)
DE (1) DE2321644B2 (sv)
FR (1) FR2227331B1 (sv)
GB (1) GB1435189A (sv)
IT (1) IT1007991B (sv)
SE (1) SE414316B (sv)
ZA (1) ZA741655B (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4123258A (en) * 1974-04-20 1978-10-31 Thyssen Niederrhein Process for the production of steel with increased ductility and for the desulfurization of a steel melt
JPS5220577A (en) * 1975-08-08 1977-02-16 Central Glass Co Ltd Plate glass transfer apparatus
IT1047585B (it) * 1975-09-26 1980-10-20 Centro Speriment Metallurg Perfezionamento alla disossidazione e desolforazione dell acciaio
US4069039A (en) * 1976-06-23 1978-01-17 A. Finkl & Sons Co. Method for desulfurization using arc heat under vacuum
JPS5291560A (en) * 1976-01-26 1977-08-02 Bridgestone Corp Washing apparatus of coating holder for matter to be coated
US4071356A (en) * 1976-11-24 1978-01-31 Nippon Steel Corporation Method for refining a molten steel in vacuum
JPS5394213A (en) * 1977-01-31 1978-08-18 Kawasaki Steel Co Method of making ultralowwcarbon alloy steel
US4180397A (en) * 1977-09-15 1979-12-25 British Steel Corporation Machinable steel
US4154605A (en) * 1978-03-08 1979-05-15 Skw Trostberg Aktiengesellschaft Desulfurization of iron melts with fine particulate mixtures containing alkaline earth metal carbonates
HU179333B (en) * 1978-10-04 1982-09-28 Vasipari Kutato Intezet Method and apparatus for decreasing the unclusion contents and refining the structure of steels
JPS55103260A (en) * 1979-01-30 1980-08-07 Toyota Motor Corp Method and apparatus for coating and drying of sand core
IT1162307B (it) * 1979-04-27 1987-03-25 Centro Speriment Metallurg Metodo per l'introduzione di sostanze diossi-dedolforanti sotto batternte di metalli liquidi senza impiego di veicoli gassosi
US4238227A (en) * 1979-06-27 1980-12-09 United States Steel Corporation Cleansing of steel by gas rinsing
EP0023931A1 (de) * 1979-08-09 1981-02-18 Vereinigte Edelstahlwerke Aktiengesellschaft (Vew) Verfahren zur schmelzmetallurgischen Herstellung von hochreinen Stählen und Legierungen
US4266969A (en) * 1980-01-22 1981-05-12 Jones & Laughlin Steel Corporation Desulfurization process
JPS6040490B2 (ja) * 1980-04-21 1985-09-11 日本鋼管株式会社 容器内溶鋼の精錬方法
US4681625A (en) * 1980-11-03 1987-07-21 Wilson William G Methods for simultaneously desulfurizing and degassing steels
DE3364969D1 (en) * 1982-09-23 1986-09-04 Nat Res Dev Removing phosphorous from iron
LU84472A1 (fr) * 1982-11-17 1984-06-13 Arbed Procede et installation pour le traitement de l'acier en poche
DE3426736A1 (de) * 1984-07-20 1986-01-30 Klöckner CRA Technologie GmbH, 4100 Duisburg Verfahren zur spuelgasbehandlung von metallschmelzen
JPS6173817A (ja) * 1984-09-18 1986-04-16 Sumitomo Electric Ind Ltd 溶鋼制御精錬法および精錬装置
US4600427A (en) * 1984-10-22 1986-07-15 A. Finkl & Sons Co. Method of ladle steelmaking and product produced thereby
US4746361A (en) * 1987-04-03 1988-05-24 Inland Steel Company Controlling dissolved oxygen content in molten steel
US4740241A (en) * 1987-05-22 1988-04-26 Labate M D Dual action lance for ladles
AT390805B (de) * 1988-08-08 1990-07-10 Voest Alpine Stahl Donawitz Verfahren zum erwaermen von stahlschmelzen sowie vorrichtung zur durchfuehrung dieses verfahrens

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3001864A (en) * 1952-12-09 1961-09-26 Air Reduction Method for introducing solid materials into molten metal
US3060015A (en) * 1960-03-22 1962-10-23 Ruhrstahl Ag Steel purification
DE1608595B1 (de) * 1963-08-10 1970-07-30 Hoerder Huettenunion Ag Verfahren zum Herstellen von alterungsbestaendigem Tiefziehstahl
US3367646A (en) * 1965-02-23 1968-02-06 Dow Chemical Co Apparatus for injecting metal vapors into a molten metal
US3467167A (en) * 1966-09-19 1969-09-16 Kaiser Ind Corp Process for continuously casting oxidizable metals
US3545960A (en) * 1967-04-25 1970-12-08 Union Carbide Corp Alloy addition process
GB1206062A (en) * 1967-10-18 1970-09-23 Nippon Kokan Kk Deoxidation method
US3547622A (en) * 1968-06-12 1970-12-15 Pennwalt Corp D.c. powered plasma arc method and apparatus for refining molten metal
US3598383A (en) * 1969-01-14 1971-08-10 William H Moore Method and apparatus for incorporating additives in a melt

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE31676E (en) 1982-09-29 1984-09-18 Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG Method and apparatus for dispensing a fluidizable solid from a pressure vessel

Also Published As

Publication number Publication date
BE812668A (fr) 1974-07-15
IT1007991B (it) 1976-10-30
JPS502617A (sv) 1975-01-11
DE2321644A1 (de) 1974-11-14
SE414316B (sv) 1980-07-21
AT346881B (de) 1978-11-27
GB1435189A (en) 1976-05-12
ATA1036273A (de) 1976-10-15
FR2227331A1 (sv) 1974-11-22
FR2227331B1 (sv) 1977-09-23
DE2321644B2 (de) 1976-06-10
US3980469A (en) 1976-09-14
JPS5641683B2 (sv) 1981-09-30
ZA741655B (en) 1975-03-26

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