DE2253480B2 - PROCESS FOR DECARBING A METAL MELT - Google Patents

PROCESS FOR DECARBING A METAL MELT

Info

Publication number
DE2253480B2
DE2253480B2 DE19722253480 DE2253480A DE2253480B2 DE 2253480 B2 DE2253480 B2 DE 2253480B2 DE 19722253480 DE19722253480 DE 19722253480 DE 2253480 A DE2253480 A DE 2253480A DE 2253480 B2 DE2253480 B2 DE 2253480B2
Authority
DE
Germany
Prior art keywords
decarbing
metal melt
melt
metal
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.)
Granted
Application number
DE19722253480
Other languages
German (de)
Other versions
DE2253480A1 (en
DE2253480C3 (en
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 DE2253480A1 publication Critical patent/DE2253480A1/en
Publication of DE2253480B2 publication Critical patent/DE2253480B2/en
Application granted granted Critical
Publication of DE2253480C3 publication Critical patent/DE2253480C3/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
    • C21C7/04—Removing impurities by adding a treating agent
    • C21C7/068—Decarburising

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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
DE2253480A 1971-11-01 1972-10-31 Process for decarburizing a molten metal Expired DE2253480C3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00194454A US3816720A (en) 1971-11-01 1971-11-01 Process for the decarburization of molten metal

Publications (3)

Publication Number Publication Date
DE2253480A1 DE2253480A1 (en) 1973-05-03
DE2253480B2 true DE2253480B2 (en) 1977-07-28
DE2253480C3 DE2253480C3 (en) 1978-03-16

Family

ID=22717660

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2253480A Expired DE2253480C3 (en) 1971-11-01 1972-10-31 Process for decarburizing a molten metal

Country Status (10)

Country Link
US (1) US3816720A (en)
JP (1) JPS5226212B2 (en)
AT (1) AT339938B (en)
BR (1) BR7207623D0 (en)
CA (1) CA975565A (en)
DE (1) DE2253480C3 (en)
ES (1) ES408142A1 (en)
FR (1) FR2161942B1 (en)
IT (1) IT966875B (en)
SE (1) SE413780B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601337A1 (en) * 1986-01-16 1987-07-23 Mannesmann Ag METHOD FOR PRODUCING HIGH ALLOY STEELS IN THE OXYGEN BLOW CONVERTER

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1559688A (en) * 1976-04-30 1980-01-23 British Steel Corp Refining molten metal
SU752162A1 (en) * 1977-06-13 1980-07-30 Ордена Ленина Институт Кибернетики Ан Украинской Сср Device for monitoring the concentration of carbon in molten metal
SU813216A1 (en) * 1977-06-13 1981-03-15 Ордена Ленина Институт Кибернетикиан Украинской Ccp Device for measuring carbon concentration in liquid metal
SE428400B (en) * 1977-06-28 1983-06-27 Inst Kib Akademii Nauk Uk Ssr SET FROM PSENSE EFFECTS SEPARATE SEPARATE THERMAL PHASE CONVERSION EFFECTS ON COOLING OF A METAL OR METAL ALLOY, AND DEVICE FOR IMPLEMENTATION OF THE SET
JPS57145917A (en) * 1981-03-03 1982-09-09 Sumitomo Metal Ind Ltd Refining method for high chromium steel
JPS5855519A (en) * 1981-09-29 1983-04-01 Nippon Yakin Kogyo Co Ltd Controlling method for operation of aod furnace with computer simulation
US4436553A (en) 1982-01-22 1984-03-13 Union Carbide Corporation Process to produce low hydrogen steel
SE452475B (en) * 1983-03-21 1987-11-30 Nippon Yakin Kogyo Co Ltd PROCEDURE FOR COMPUTER CONTROLLED COOLING OF A STEEL MELT
US4551175A (en) * 1984-04-17 1985-11-05 Union Carbide Corporation Method for controlling slag chemistry in a refining vessel
US4529443A (en) * 1984-04-26 1985-07-16 Allegheny Ludlum Steel Corporation System and method for producing steel in a top-blown vessel
US4647019A (en) * 1986-04-01 1987-03-03 Union Carbide Corporation Very small refining vessel
US4708738A (en) * 1986-04-01 1987-11-24 Union Carbide Corporation Method for refining very small heats of molten metal
US4711430A (en) * 1986-04-01 1987-12-08 Union Carbide Corporation Side-injected metal refining vessel and method
DE69215613T2 (en) * 1991-09-10 1997-05-15 Nippon Steel Corp Process for controlling the heating of an alloy furnace for the production of hot-dip metallized and alloy steel strip
US5327357A (en) * 1991-12-03 1994-07-05 Praxair Technology, Inc. Method of decarburizing molten metal in the refining of steel using neural networks
DE4324528C2 (en) * 1993-07-21 2002-12-12 Siemens Ag Computing device for determining desulfurization additives for a molten steel and molten steel with desulfurization additives
EP0642019A3 (en) * 1993-09-03 1996-09-25 Heraeus Electronite Co Ltd Method and apparatus for sequentially and continuously determining concentrations of carbon, hydrogen, and nitrogen in molten steel, and method and apparatus for rapidly determining trace amounts of carbon in molten steel.
DE19540490C1 (en) * 1995-10-23 1997-04-10 Mannesmann Ag Process for decarburizing a molten steel
US6591215B1 (en) * 1999-02-18 2003-07-08 Furnace Control Corp. Systems and methods for controlling the activity of carbon in heat treating atmospheres
ITRM20010146A1 (en) * 2001-03-21 2002-09-21 Acciai Speciali Terni Spa METHOD AND CONTROL SYSTEM FOR AOD CONVERTERS.
JP4532106B2 (en) * 2001-07-02 2010-08-25 新日本製鐵株式会社 Method for decarburizing and refining chromium-containing molten steel
US8397883B2 (en) * 2001-10-25 2013-03-19 Lord Corporation Brake with field responsive material
US6854573B2 (en) 2001-10-25 2005-02-15 Lord Corporation Brake with field responsive material
DE102018121232A1 (en) * 2018-08-30 2020-03-05 Sms Group Gmbh Process for the analytical determination of the critical process torque in the decarburization of steel and alloy melts
CN113523291B (en) * 2021-07-09 2023-08-15 辽宁冠达新材料科技有限公司 Method for preparing A100 ultrahigh-strength alloy steel powder by gas atomization

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3252790A (en) * 1956-06-27 1966-05-24 Union Carbide Corp Preparation of metals and alloys
BE610265A (en) * 1960-11-18
BE609880A (en) * 1960-11-18
US3329495A (en) * 1963-09-26 1967-07-04 Yawata Iron & Steel Co Process for measuring the value of carbon content of a steel bath in an oxygen top-blowing converter
FR1402856A (en) * 1963-12-03 1965-06-18 Siderurgie Fse Inst Rech Method and device for monitoring oxidation reactions during refining of a metal bath
US3377158A (en) * 1965-04-28 1968-04-09 Jones & Laughlin Steel Corp Converter control systems and methods
US3619174A (en) * 1965-11-27 1971-11-09 Sumitomo Metal Ind Method for controlling the carbon content in and/or the temperature of the steel
US3528800A (en) * 1966-02-14 1970-09-15 Leeds & Northrup Co Optimized blowing control for basic oxygen furnaces
US3565606A (en) * 1967-06-27 1971-02-23 Westinghouse Electric Corp Method for controlling carbon removal in a basic oxygen furnace
US3561743A (en) * 1967-10-17 1971-02-09 Gen Electric Use of stack gas as oxygen potential measurements to control the bof process
US3594155A (en) * 1968-10-30 1971-07-20 Allegheny Ludlum Steel Method for dynamically controlling decarburization of steel
US3621217A (en) * 1969-09-09 1971-11-16 Gulf Research Development Co Special-purpose process control computer
US3614682A (en) * 1970-06-22 1971-10-19 Firestone Tire & Rubber Co Digital computer control of polymerization process
US3754895A (en) * 1971-01-27 1973-08-28 Allegheny Ludlum Ind Inc Process for decarburization of steels

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3601337A1 (en) * 1986-01-16 1987-07-23 Mannesmann Ag METHOD FOR PRODUCING HIGH ALLOY STEELS IN THE OXYGEN BLOW CONVERTER

Also Published As

Publication number Publication date
IT966875B (en) 1974-02-20
ATA927772A (en) 1977-03-15
AU4833272A (en) 1974-05-02
US3816720A (en) 1974-06-11
AT339938B (en) 1977-11-10
SE413780B (en) 1980-06-23
CA975565A (en) 1975-10-07
JPS4852603A (en) 1973-07-24
JPS5226212B2 (en) 1977-07-13
DE2253480A1 (en) 1973-05-03
BR7207623D0 (en) 1973-08-21
FR2161942B1 (en) 1977-04-01
DE2253480C3 (en) 1978-03-16
FR2161942A1 (en) 1973-07-13
ES408142A1 (en) 1976-02-01

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee