JPS5543047B1 - - Google Patents

Info

Publication number
JPS5543047B1
JPS5543047B1 JP1271A JP1271A JPS5543047B1 JP S5543047 B1 JPS5543047 B1 JP S5543047B1 JP 1271 A JP1271 A JP 1271A JP 1271 A JP1271 A JP 1271A JP S5543047 B1 JPS5543047 B1 JP S5543047B1
Authority
JP
Japan
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.)
Pending
Application number
JP1271A
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 filed Critical
Publication of JPS5543047B1 publication Critical patent/JPS5543047B1/ja
Pending 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

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)
JP1271A 1970-01-05 1971-01-04 Pending JPS5543047B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75170A 1970-01-05 1970-01-05

Publications (1)

Publication Number Publication Date
JPS5543047B1 true JPS5543047B1 (ja) 1980-11-04

Family

ID=21692872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1271A Pending JPS5543047B1 (ja) 1970-01-05 1971-01-04

Country Status (10)

Country Link
US (1) US3700429A (ja)
JP (1) JPS5543047B1 (ja)
AT (1) AT318675B (ja)
BE (1) BE760724A (ja)
CA (1) CA946163A (ja)
DE (1) DE2061122C3 (ja)
ES (1) ES386534A1 (ja)
FR (1) FR2075921B1 (ja)
GB (1) GB1335397A (ja)
SE (1) SE392733B (ja)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3847593A (en) * 1971-07-13 1974-11-12 Centro Speriment Metallurg Process for refining metals, in particular liquid pig iron, in oxygen converters with continuous control of the operative procedure
DE2438122A1 (de) * 1974-08-08 1976-02-19 Witten Edelstahl Verfahren zum vakuumentkohlen von metallschmelzen
JPS5442324A (en) * 1977-09-10 1979-04-04 Nisshin Steel Co Ltd Control procedure of steel making process using mass spectrometer
JPS569319A (en) * 1979-07-05 1981-01-30 Nippon Steel Corp Vacuum treatment controller for molten steel
FR2472615A1 (fr) 1979-11-28 1981-07-03 Merrien Pierre Procede et dispositif d'automatisation d'un cycle de degazage sous vide d'alliages d'aluminium
US4541862A (en) * 1982-11-30 1985-09-17 A. Finkl & Sons Co. Ladle steelmaking method and apparatus
DE4243687C1 (de) * 1992-12-18 1994-02-17 Mannesmann Ag Vakuumanlage, insbesondere für die Sekundärmetallurgie
RU2064660C1 (ru) * 1993-12-06 1996-07-27 Акционерное общество "Нижнетагильский металлургический комбинат" Устройство для контроля состояния зеркала расплавленного металла
US5417739A (en) * 1993-12-30 1995-05-23 Ltv Steel Company, Inc. Method of making high nitrogen content steel
US5865876A (en) * 1995-06-07 1999-02-02 Ltv Steel Company, Inc. Multipurpose lance
US5830259A (en) * 1996-06-25 1998-11-03 Ltv Steel Company, Inc. Preventing skull accumulation on a steelmaking lance
US5885323A (en) * 1997-04-25 1999-03-23 Ltv Steel Company, Inc. Foamy slag process using multi-circuit lance
RU2007126553A (ru) * 2004-12-13 2009-01-20 Цитос Биотехнологи Аг (Ch) Упорядоченные ряды антигенов ил-15 и их применение
GB0427832D0 (en) * 2004-12-20 2005-01-19 Boc Group Plc Degassing molten metal
CN115124161A (zh) * 2022-05-13 2022-09-30 华能山东发电有限公司烟台发电厂 一种延长发电机转子冷却水处理装置树脂使用周期的方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1343235A (fr) * 1962-12-21 1963-11-15 Nippon Kokan Kk Procédé pour la production de ferrochrome sans carbone

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3420657A (en) * 1966-02-14 1969-01-07 Union Carbide Corp Oxygen treatment of chromium alloys

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1343235A (fr) * 1962-12-21 1963-11-15 Nippon Kokan Kk Procédé pour la production de ferrochrome sans carbone

Also Published As

Publication number Publication date
CA946163A (en) 1974-04-30
AT318675B (de) 1974-11-11
US3700429A (en) 1972-10-24
DE2061122B2 (de) 1981-07-30
DE2061122C3 (de) 1982-11-25
ES386534A1 (es) 1973-11-16
DE2061122A1 (de) 1971-07-15
GB1335397A (en) 1973-10-24
BE760724A (fr) 1971-06-23
SE392733B (sv) 1977-04-18
FR2075921A1 (ja) 1971-10-15
FR2075921B1 (ja) 1974-09-20

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