DE2253480B2 - PROCESS FOR DECARBING A METAL MELT - Google Patents
PROCESS FOR DECARBING A METAL MELTInfo
- 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
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 (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)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1559688A (en) * | 1976-04-30 | 1980-01-23 | British Steel Corp | Refining molten metal |
| SU813216A1 (en) * | 1977-06-13 | 1981-03-15 | Ордена Ленина Институт Кибернетикиан Украинской Ccp | Device for measuring carbon concentration in liquid 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 |
| FR2396290A1 (en) * | 1977-06-28 | 1979-01-26 | Inst Kib Akademii | METHOD AND DEVICE FOR IDENTIFYING THE THERMAL EFFECT OF THE PHASE TRANSFORMATION OF METALS AND ALLOYS DURING THEIR COOLING |
| 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 |
| 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 |
| EP0531963B1 (en) * | 1991-09-10 | 1996-12-04 | 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 measuring carbon, hydrogen and nitrogen concentrations 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. |
| US6830606B2 (en) * | 2001-07-02 | 2004-12-14 | Nippon Steel Corporation | 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 | |||
| NL270519A (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 AT AT927772A patent/AT339938B/en not_active IP Right Cessation
- 1972-10-31 DE DE2253480A patent/DE2253480C3/en not_active Expired
- 1972-10-31 ES ES408142A patent/ES408142A1/en not_active Expired
- 1972-10-31 FR FR7238636A patent/FR2161942B1/fr not_active Expired
- 1972-10-31 JP JP47108572A patent/JPS5226212B2/ja not_active Expired
- 1972-10-31 IT IT53748/72A patent/IT966875B/en active
Cited By (1)
| 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 |
| FR2161942B1 (en) | 1977-04-01 |
| DE2253480A1 (en) | 1973-05-03 |
| US3816720A (en) | 1974-06-11 |
| ES408142A1 (en) | 1976-02-01 |
| DE2253480C3 (en) | 1978-03-16 |
| SE413780B (en) | 1980-06-23 |
| ATA927772A (en) | 1977-03-15 |
| JPS5226212B2 (en) | 1977-07-13 |
| CA975565A (en) | 1975-10-07 |
| FR2161942A1 (en) | 1973-07-13 |
| BR7207623D0 (en) | 1973-08-21 |
| JPS4852603A (en) | 1973-07-24 |
| AT339938B (en) | 1977-11-10 |
| AU4833272A (en) | 1974-05-02 |
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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 |