JPS4852603A - - Google Patents
Info
- Publication number
- JPS4852603A JPS4852603A JP47108572A JP10857272A JPS4852603A JP S4852603 A JPS4852603 A JP S4852603A JP 47108572 A JP47108572 A JP 47108572A JP 10857272 A JP10857272 A JP 10857272A JP S4852603 A JPS4852603 A JP S4852603A
- 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.)
- Granted
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)
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 (2)
Publication Number | Publication Date |
---|---|
JPS4852603A true JPS4852603A (en) | 1973-07-24 |
JPS5226212B2 JPS5226212B2 (en) | 1977-07-13 |
Family
ID=22717660
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP47108572A Expired JPS5226212B2 (en) | 1971-11-01 | 1972-10-31 |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5855519A (en) * | 1981-09-29 | 1983-04-01 | Nippon Yakin Kogyo Co Ltd | Controlling method for operation of aod furnace with computer simulation |
Families Citing this family (25)
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 |
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 |
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 |
US4647019A (en) * | 1986-04-01 | 1987-03-03 | Union Carbide Corporation | Very small refining vessel |
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 |
CN1047444C (en) * | 1993-09-03 | 1999-12-15 | 日本贺利氏电测骑士公司 | 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 .... |
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)
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 |
-
1971
- 1971-11-01 US US00194454A patent/US3816720A/en not_active Expired - Lifetime
-
1972
- 1972-10-25 CA CA154,770A patent/CA975565A/en not_active Expired
- 1972-10-31 SE SE7214068A patent/SE413780B/en unknown
- 1972-10-31 BR BR007623/72A patent/BR7207623D0/en unknown
- 1972-10-31 FR FR7238636A patent/FR2161942B1/fr not_active Expired
- 1972-10-31 IT IT53748/72A patent/IT966875B/en active
- 1972-10-31 JP JP47108572A patent/JPS5226212B2/ja not_active Expired
- 1972-10-31 ES ES408142A patent/ES408142A1/en not_active Expired
- 1972-10-31 AT AT927772A patent/AT339938B/en not_active IP Right Cessation
- 1972-10-31 DE DE2253480A patent/DE2253480C3/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5855519A (en) * | 1981-09-29 | 1983-04-01 | Nippon Yakin Kogyo Co Ltd | Controlling method for operation of aod furnace with computer simulation |
JPH0154410B2 (en) * | 1981-09-29 | 1989-11-17 | Nippon Yakin Kogyo Co Ltd |
Also Published As
Publication number | Publication date |
---|---|
IT966875B (en) | 1974-02-20 |
SE413780B (en) | 1980-06-23 |
ATA927772A (en) | 1977-03-15 |
BR7207623D0 (en) | 1973-08-21 |
FR2161942A1 (en) | 1973-07-13 |
CA975565A (en) | 1975-10-07 |
FR2161942B1 (en) | 1977-04-01 |
DE2253480C3 (en) | 1978-03-16 |
AT339938B (en) | 1977-11-10 |
US3816720A (en) | 1974-06-11 |
ES408142A1 (en) | 1976-02-01 |
JPS5226212B2 (en) | 1977-07-13 |
DE2253480A1 (en) | 1973-05-03 |
AU4833272A (en) | 1974-05-02 |
DE2253480B2 (en) | 1977-07-28 |