CS259504B2 - Method of inclusions content reduction in steel and equipment for realization of this method - Google Patents

Method of inclusions content reduction in steel and equipment for realization of this method Download PDF

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Publication number
CS259504B2
CS259504B2 CS796723A CS672379A CS259504B2 CS 259504 B2 CS259504 B2 CS 259504B2 CS 796723 A CS796723 A CS 796723A CS 672379 A CS672379 A CS 672379A CS 259504 B2 CS259504 B2 CS 259504B2
Authority
CS
Czechoslovakia
Prior art keywords
steel
inclusions
pressure
chamber
magnesium
Prior art date
Application number
CS796723A
Other languages
Czech (cs)
English (en)
Inventor
Istvan Tamas
Lajos Tamas
Gyula Kiss
Jozsef Kiss
Antal Kaldor
Original Assignee
Vasipari Katato Intezet
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 Vasipari Katato Intezet filed Critical Vasipari Katato Intezet
Publication of CS259504B2 publication Critical patent/CS259504B2/cs

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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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/06—Deoxidising, e.g. killing
    • 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
    • C21C7/0081—Treating and handling under pressure

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)
  • Manufacture And Refinement Of Metals (AREA)
CS796723A 1978-10-04 1979-10-03 Method of inclusions content reduction in steel and equipment for realization of this method CS259504B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU78VA1535A HU179333B (en) 1978-10-04 1978-10-04 Method and apparatus for decreasing the unclusion contents and refining the structure of steels

Publications (1)

Publication Number Publication Date
CS259504B2 true CS259504B2 (en) 1988-10-14

Family

ID=11002364

Family Applications (1)

Application Number Title Priority Date Filing Date
CS796723A CS259504B2 (en) 1978-10-04 1979-10-03 Method of inclusions content reduction in steel and equipment for realization of this method

Country Status (10)

Country Link
US (1) US4294611A (fr)
AT (1) AT388568B (fr)
BE (1) BE879176A (fr)
CS (1) CS259504B2 (fr)
FR (1) FR2438091B1 (fr)
GB (1) GB2043113B (fr)
HU (1) HU179333B (fr)
PL (1) PL120419B1 (fr)
SU (1) SU882416A3 (fr)
YU (1) YU240179A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4465513A (en) * 1983-10-03 1984-08-14 Union Carbide Corporation Process to control the shape of inclusions in steels
AU605949B2 (en) * 1987-12-25 1991-01-24 Nkk Corporation Method for cleaning molten metal and apparatus therefor
DE3935014A1 (de) * 1989-10-20 1991-04-25 Pfeiffer Vakuumtechnik Mehrkammer-vakuumanlage
EP1826282B1 (fr) 2002-11-19 2010-01-20 Hitachi Metals, Ltd. Procédé de production d'acier maraging
WO2005035798A1 (fr) 2003-10-08 2005-04-21 Hitachi Metals, Ltd. Procede de production de lingots d'acier
CN103305659B (zh) * 2012-03-08 2016-03-30 宝山钢铁股份有限公司 磁性优良的无取向电工钢板及其钙处理方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1176680B (de) * 1953-09-29 1964-08-27 Gutehoffnungshuette Sterkrade Verfahren zum Behandeln von Gusseisen- oder Stahlschmelzen mit Magnesium
GB935065A (en) * 1958-09-25 1963-08-28 Birmingham Small Arms Co Ltd Improvements in or relating to the melting of steels
US3218156A (en) * 1963-10-16 1965-11-16 Howe Sound Co Process for vacuum deoxidation of alloys
US3336132A (en) * 1964-03-09 1967-08-15 Crucible Steel Co America Stainless steel manufacturing process and equipment
DE1433570A1 (de) * 1964-05-20 1968-11-07 Kaiser Ind Corp Kontinuierliches Verfahren und Vorrichtung zur Erzeugung von Gusskoerpern aus oxydierbaren Metallen
NL126941C (fr) * 1964-06-08
FR1475593A (fr) * 1966-04-14 1967-03-31 Asea Ab Traitement sous pression d'un bain en fusion et dispositif pour la mise en oeuvre dece procédé
US3467167A (en) * 1966-09-19 1969-09-16 Kaiser Ind Corp Process for continuously casting oxidizable metals
DE1802991B2 (de) * 1968-10-14 1972-02-17 Süddeutsche Kalkstickstoff-Werke AG, 8223 Trostberg Verwendung einer desoxydationslegierung zur herstellung von zumstranggiessen geeigneten stahlschmelzen
DE1904442B2 (de) * 1969-01-30 1978-01-19 Hoesch Werke Ag, 4600 Dortmund Verfahren zum vakuumfrischen von metallschmelzen
US3702243A (en) * 1969-04-15 1972-11-07 Nat Steel Corp Method of preparing deoxidized steel
DE1965136B1 (de) * 1969-12-27 1971-02-25 Standard Messo Duisburg Vorrichtung zur Pfannen-Entgasung von Stahl- oder anderen Metallschmelzen
DE2208736C2 (de) * 1972-02-24 1975-06-05 Stahlwerke Suedwestfalen Ag, 5930 Huettextal-Geisweid Verfahren zum Herstellen legierter Stähle
DE2321644B2 (de) * 1973-04-28 1976-06-10 Verfahren zum entschwefeln von stahlschmelzen
GB1494668A (en) * 1975-06-05 1977-12-07 Sumitomo Metal Ind Process for the addition of calcium to molten steel
DE2527156B2 (de) * 1975-06-18 1980-09-04 Thyssen Niederrhein Ag Huetten- Und Walzwerke, 4200 Oberhausen Verfahren zur Vorbehandlung einer Stahlschmelze beim Stranggießen
IT1047585B (it) * 1975-09-26 1980-10-20 Centro Speriment Metallurg Perfezionamento alla disossidazione e desolforazione dell acciaio
US3998625A (en) * 1975-11-12 1976-12-21 Jones & Laughlin Steel Corporation Desulfurization method

Also Published As

Publication number Publication date
SU882416A3 (ru) 1981-11-15
ATA648379A (de) 1983-10-15
YU240179A (en) 1983-02-28
FR2438091A1 (fr) 1980-04-30
AT388568B (de) 1989-07-25
PL120419B1 (en) 1982-02-27
PL218728A1 (fr) 1980-06-16
US4294611A (en) 1981-10-13
BE879176A (fr) 1980-02-01
GB2043113A (en) 1980-10-01
FR2438091B1 (fr) 1985-10-11
HU179333B (en) 1982-09-28
GB2043113B (en) 1983-01-12

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