FR2130350B1 - - Google Patents

Info

Publication number
FR2130350B1
FR2130350B1 FR7209306A FR7209306A FR2130350B1 FR 2130350 B1 FR2130350 B1 FR 2130350B1 FR 7209306 A FR7209306 A FR 7209306A FR 7209306 A FR7209306 A FR 7209306A FR 2130350 B1 FR2130350 B1 FR 2130350B1
Authority
FR
France
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
FR7209306A
Other versions
FR2130350A1 (fr
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.)
Vacmetal Gesellschaft fuer Vakuum Metallurgie mbH
Original Assignee
Vacmetal Gesellschaft fuer Vakuum Metallurgie mbH
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 Vacmetal Gesellschaft fuer Vakuum Metallurgie mbH filed Critical Vacmetal Gesellschaft fuer Vakuum Metallurgie mbH
Publication of FR2130350A1 publication Critical patent/FR2130350A1/fr
Application granted granted Critical
Publication of FR2130350B1 publication Critical patent/FR2130350B1/fr
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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising
    • C21C7/0685—Decarburising of stainless steel
    • 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)
FR7209306A 1971-03-25 1972-03-17 Expired FR2130350B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2114600A DE2114600B2 (de) 1971-03-25 1971-03-25 Verfahren zur gezielten Vakuumentkohlung hochlegierter Stähle

Publications (2)

Publication Number Publication Date
FR2130350A1 FR2130350A1 (fr) 1972-11-03
FR2130350B1 true FR2130350B1 (fr) 1976-08-06

Family

ID=5802782

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7209306A Expired FR2130350B1 (fr) 1971-03-25 1972-03-17

Country Status (7)

Country Link
US (1) US3837841A (fr)
JP (1) JPS5428370B1 (fr)
CS (1) CS216653B2 (fr)
DE (1) DE2114600B2 (fr)
FR (1) FR2130350B1 (fr)
GB (1) GB1329216A (fr)
IT (1) IT952335B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394214A (en) * 1977-01-31 1978-08-18 Kawasaki Steel Co Denitriding method of high chrome molten steel with small chrome loss
HU189326B (en) * 1983-08-26 1986-06-30 Lenin Kohaszati Muevek,Hu Process for production of steels with low or super-low carbon content with the regulation the end point of the carbon and blasting temperature
US4732607A (en) * 1985-11-26 1988-03-22 Sumitomo Metal Industries, Ltd. Method of controlling the stirring strength and flow rate of a jet of gas blown through a lance onto a molten metal surface
CA1337846C (fr) * 1988-06-21 1996-01-02 Hiroshi Nishikawa Procede de degazage et de decarburation sous vide avec maintien de la temperature
PL192625B1 (pl) * 1995-11-17 2006-11-30 Mannesmann Ag Sposób odwęglania ciekłej stali

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3003865A (en) * 1959-09-10 1961-10-10 Cameron Iron Works Inc Decarburizing process for alloy steels containing chromium
US3420657A (en) * 1966-02-14 1969-01-07 Union Carbide Corp Oxygen treatment of chromium alloys
US3640119A (en) * 1966-02-14 1972-02-08 Leeds & Northrup Co Carbon content measurement in a basic oxygen furnace
US3528800A (en) * 1966-02-14 1970-09-15 Leeds & Northrup Co Optimized blowing control for basic oxygen furnaces
US3450867A (en) * 1966-03-14 1969-06-17 Leeds & Northrup Co Estimated tap temperature calculator for basic oxygen furnace
DE1583318B1 (de) * 1966-05-23 1972-03-09 Nippon Steel Corp Verfahren zur Ermittlung des Kohlenstoffgehalts einer Stahlschmelze in einem Sauerstoffaufblaskonverter
US3645718A (en) * 1967-10-09 1972-02-29 Crucible Inc Method for making steel
US3666439A (en) * 1970-03-02 1972-05-30 Allegheny Ludlum Ind Inc Method of decarburizing alloy steels

Also Published As

Publication number Publication date
FR2130350A1 (fr) 1972-11-03
DE2114600B2 (de) 1981-05-07
CS216653B2 (en) 1982-11-26
GB1329216A (en) 1973-09-05
DE2114600A1 (de) 1972-10-05
US3837841A (en) 1974-09-24
JPS5428370B1 (fr) 1979-09-17
IT952335B (it) 1973-07-20

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Legal Events

Date Code Title Description
ST Notification of lapse