CA975565A - Process for the decarburization of molten metal - Google Patents

Process for the decarburization of molten metal

Info

Publication number
CA975565A
CA975565A CA154,770A CA154770A CA975565A CA 975565 A CA975565 A CA 975565A CA 154770 A CA154770 A CA 154770A CA 975565 A CA975565 A CA 975565A
Authority
CA
Canada
Prior art keywords
decarburization
molten metal
molten
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.)
Expired
Application number
CA154,770A
Other versions
CA154770S (en
Inventor
Umesh K. Malhotra
Edwin F. Bauer
Robert A. Hard
Roger N. Dokken
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA975565A publication Critical patent/CA975565A/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)
CA154,770A 1971-11-01 1972-10-25 Process for the decarburization of molten metal Expired CA975565A (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 (1)

Publication Number Publication Date
CA975565A true CA975565A (en) 1975-10-07

Family

ID=22717660

Family Applications (1)

Application Number Title Priority Date Filing Date
CA154,770A Expired CA975565A (en) 1971-11-01 1972-10-25 Process for the decarburization of 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)

Families Citing this family (26)

* 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
DE3601337A1 (en) * 1986-01-16 1987-07-23 Mannesmann Ag METHOD FOR PRODUCING HIGH ALLOY STEELS IN THE OXYGEN BLOW CONVERTER
US4711430A (en) * 1986-04-01 1987-12-08 Union Carbide Corporation Side-injected metal refining vessel and method
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
US5423926A (en) * 1991-09-10 1995-06-13 Nippon Steel Corporation Method of controlling heat input to an alloying furnace for manufacturing hot galvanized and alloyed band steel
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.
EP1403387A4 (en) * 2001-07-02 2008-07-02 Nippon Steel Corp Method for decarbonization refining of chromium-containing molten steel
US6854573B2 (en) 2001-10-25 2005-02-15 Lord Corporation Brake with field responsive material
US8397883B2 (en) * 2001-10-25 2013-03-19 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
BE609880A (en) * 1960-11-18
BE610265A (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

Also Published As

Publication number Publication date
AT339938B (en) 1977-11-10
AU4833272A (en) 1974-05-02
FR2161942A1 (en) 1973-07-13
JPS4852603A (en) 1973-07-24
ES408142A1 (en) 1976-02-01
FR2161942B1 (en) 1977-04-01
IT966875B (en) 1974-02-20
ATA927772A (en) 1977-03-15
US3816720A (en) 1974-06-11
BR7207623D0 (en) 1973-08-21
DE2253480C3 (en) 1978-03-16
DE2253480A1 (en) 1973-05-03
DE2253480B2 (en) 1977-07-28
JPS5226212B2 (en) 1977-07-13
SE413780B (en) 1980-06-23

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