DE2007373B2 - Verfahren und konverter zum herstellen ferritischer chromstaehle - Google Patents
Verfahren und konverter zum herstellen ferritischer chromstaehleInfo
- Publication number
- DE2007373B2 DE2007373B2 DE19702007373 DE2007373A DE2007373B2 DE 2007373 B2 DE2007373 B2 DE 2007373B2 DE 19702007373 DE19702007373 DE 19702007373 DE 2007373 A DE2007373 A DE 2007373A DE 2007373 B2 DE2007373 B2 DE 2007373B2
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- content
- converter
- nitrogen
- chromium
- 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.)
- Pending
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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/005—Manufacture 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/34—Blowing through the bath
-
- 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
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/42—Constructional features of converters
- C21C5/46—Details or accessories
- C21C5/48—Bottoms or tuyéres of converters
-
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702007373 DE2007373B2 (de) | 1970-02-18 | 1970-02-18 | Verfahren und konverter zum herstellen ferritischer chromstaehle |
| FR7105317A FR2130796A5 (https=) | 1970-02-18 | 1971-02-17 | |
| US00116447A US3773496A (en) | 1970-02-18 | 1971-02-18 | Process for producing chrome steels and a converter for carrying out the process |
| JP46007133A JPS4942201B1 (https=) | 1970-02-18 | 1971-02-18 | |
| GB2209673A GB1331565A (en) | 1970-02-18 | 1971-04-19 | Steel making converter |
| GB2204771A GB1331564A (en) | 1970-02-18 | 1971-04-19 | Process for making chromium steels |
| US00303161A US3796421A (en) | 1970-02-18 | 1972-11-02 | Process for producing chrome steels and a converter for carrying out the process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702007373 DE2007373B2 (de) | 1970-02-18 | 1970-02-18 | Verfahren und konverter zum herstellen ferritischer chromstaehle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2007373A1 DE2007373A1 (de) | 1971-08-26 |
| DE2007373B2 true DE2007373B2 (de) | 1973-05-03 |
Family
ID=5762597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19702007373 Pending DE2007373B2 (de) | 1970-02-18 | 1970-02-18 | Verfahren und konverter zum herstellen ferritischer chromstaehle |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US3773496A (https=) |
| JP (1) | JPS4942201B1 (https=) |
| DE (1) | DE2007373B2 (https=) |
| FR (1) | FR2130796A5 (https=) |
| GB (2) | GB1331564A (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2411507A1 (de) * | 1973-03-12 | 1974-09-26 | Uddeholms Ab | Verfahren und vorrichtung zur behandlung von metallschmelzen |
| DE2455418A1 (de) * | 1973-11-28 | 1975-06-05 | Uss Eng & Consult | Verfahren zum herstellen eines chromhaltigen stahls |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4139370A (en) * | 1972-01-13 | 1979-02-13 | Gesellschaft Fur Elektrometallurgie Mbh | Method of refining ferro-alloys |
| DE2243839A1 (de) * | 1972-09-07 | 1974-03-28 | Kloeckner Werke Ag | Verfahren zur herstellung kohlenstoffarmer hochchromhaltiger ferritischer staehle |
| FR2202162A1 (en) * | 1972-10-06 | 1974-05-03 | Uddeholms Ab | Decarburising converter linings wear reduction - for decarburising molten masses with high chrome contents, esp. stainless steel |
| FR2216362B1 (https=) * | 1973-02-07 | 1975-10-31 | Creusot Loire | |
| CA1014753A (en) * | 1973-03-30 | 1977-08-02 | Karl Brotzmann | Process for lowering the iron content in nickel melts |
| US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
| JPS5318323B2 (https=) * | 1973-12-31 | 1978-06-14 | ||
| DE2538159C2 (de) * | 1974-08-30 | 1984-08-09 | USS Engineers and Consultants, Inc., Pittsburgh, Pa. | Verfahren zum Frischen von Roheisen |
| FR2357648A1 (fr) * | 1976-07-09 | 1978-02-03 | Creusot Loire | Convertisseur rotatif a chauffage et soufflage simultanes |
| FR2364975A1 (fr) * | 1976-09-20 | 1978-04-14 | Siderurgie Fse Inst Rech | Procede d'elaboration, au convertisseur, d'acier inoxydable |
| JPS5394214A (en) * | 1977-01-31 | 1978-08-18 | Kawasaki Steel Co | Denitriding method of high chrome molten steel with small chrome loss |
| JPS5394212A (en) * | 1977-01-31 | 1978-08-18 | Kawasaki Steel Co | Method of making ultralowwcarbon*highh nitrogen chrome steel |
| US4174212A (en) * | 1978-03-10 | 1979-11-13 | A. Finkl & Sons Co. | Method for the refining of steel |
| DE2821379A1 (de) * | 1978-05-16 | 1979-11-22 | Baum Verfahrenstechnik | Vorrichtung zum auffangen von konverterabgasen |
| EP0104841B1 (en) * | 1982-09-23 | 1986-07-30 | National Research Development Corporation | Removing phosphorous from iron |
| US4783219A (en) * | 1985-11-13 | 1988-11-08 | Nippon Kokan Kabushiki Kaisha | Method for melting and reducing chrome ore |
| CH668925A5 (de) * | 1985-12-31 | 1989-02-15 | Fischer Ag Georg | Behandlungsgefaess zur behandlung von fluessigen metall-legierungen. |
| JPS62167811A (ja) * | 1986-01-20 | 1987-07-24 | Nippon Kokan Kk <Nkk> | 溶融還元製鋼法 |
| RU2150513C1 (ru) * | 1998-11-02 | 2000-06-10 | ОАО Челябинский металлургический комбинат "МЕЧЕЛ" | Способ продувки высокохромистых сталей (процесс "мечел") |
| RU2268948C2 (ru) * | 2004-03-02 | 2006-01-27 | ОАО Челябинский металлургический комбинат "МЕЧЕЛ" | Способ продувки высокохромистых сталей |
| EP4328330A4 (en) * | 2021-05-26 | 2024-10-30 | JFE Steel Corporation | Method for refining molten iron |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US84336A (en) * | 1868-11-24 | John abstee | ||
| US2068785A (en) * | 1933-11-20 | 1937-01-26 | United States Steel Corp | Method of manufacturing low carbon steel |
| US2093666A (en) * | 1934-11-23 | 1937-09-21 | Wacker Chemie Gmbh | Process for treating iron and iron alloys |
| US2182064A (en) * | 1935-10-31 | 1939-12-05 | Wacker Chemie Gmbh | Apparatus for treating matters in hot liquid state |
| US2265511A (en) * | 1937-12-08 | 1941-12-09 | Brassert & Co | Bessemer converter |
| US2855293A (en) * | 1955-03-21 | 1958-10-07 | Air Liquide | Method and apparatus for treating molten metal with oxygen |
| US3252790A (en) * | 1956-06-27 | 1966-05-24 | Union Carbide Corp | Preparation of metals and alloys |
| GB882676A (en) * | 1958-01-29 | 1961-11-15 | British Oxygen Co Ltd | Treatment of ferrous material |
| GB861238A (en) * | 1958-02-03 | 1961-02-15 | Arbed | Process for making steel |
| AT222377B (de) * | 1959-10-13 | 1962-07-25 | Balzers Hochvakuum | Ofen zum Behandeln von Metallschmelzen in Vakuum oder in Schutzgasatmosphäre |
| US3198624A (en) * | 1961-08-24 | 1965-08-03 | Interlake Steel Corp | Process for the manufacture of stainless steel |
| NL296346A (https=) * | 1962-08-07 | |||
| AT237000B (de) * | 1962-09-18 | 1964-11-25 | Guszstahlwerk Witten Ag | Verfahren zur Herstellung von legiertem Stahl |
| US3325160A (en) * | 1963-03-06 | 1967-06-13 | Asea Ab | Vacuum-enclosed tiltable furnace |
| US3336132A (en) * | 1964-03-09 | 1967-08-15 | Crucible Steel Co America | Stainless steel manufacturing process and equipment |
| DE1433443B2 (de) * | 1964-05-23 | 1972-01-27 | Fried Krupp GmbH, 4300 Essen | Verfahren zur ueberwachung und regelung der sauerstoffauf blasverfahren |
| FR1450718A (fr) * | 1965-07-12 | 1966-06-24 | Air Liquide | Perfectionnements à des procédés métallurgiques |
| US3420657A (en) * | 1966-02-14 | 1969-01-07 | Union Carbide Corp | Oxygen treatment of chromium alloys |
| US3501290A (en) * | 1966-08-29 | 1970-03-17 | Finkl & Sons Co | Method of treating molten metal with arc heat and vacuum |
| GB1253581A (en) * | 1968-02-24 | 1971-11-17 | Maximilianshuette Eisenwerk | Improvements in processes and apparatus for making steel |
| US3594155A (en) * | 1968-10-30 | 1971-07-20 | Allegheny Ludlum Steel | Method for dynamically controlling decarburization of steel |
| US3507642A (en) * | 1969-06-02 | 1970-04-21 | Allegheny Ludlum Steel | Process for producing corrosion resistant steel |
-
1970
- 1970-02-18 DE DE19702007373 patent/DE2007373B2/de active Pending
-
1971
- 1971-02-17 FR FR7105317A patent/FR2130796A5/fr not_active Expired
- 1971-02-18 US US00116447A patent/US3773496A/en not_active Expired - Lifetime
- 1971-02-18 JP JP46007133A patent/JPS4942201B1/ja active Pending
- 1971-04-19 GB GB2204771A patent/GB1331564A/en not_active Expired
- 1971-04-19 GB GB2209673A patent/GB1331565A/en not_active Expired
-
1972
- 1972-11-02 US US00303161A patent/US3796421A/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2411507A1 (de) * | 1973-03-12 | 1974-09-26 | Uddeholms Ab | Verfahren und vorrichtung zur behandlung von metallschmelzen |
| DE2455418A1 (de) * | 1973-11-28 | 1975-06-05 | Uss Eng & Consult | Verfahren zum herstellen eines chromhaltigen stahls |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2130796A5 (https=) | 1972-11-10 |
| JPS4942201B1 (https=) | 1974-11-13 |
| DE2007373A1 (de) | 1971-08-26 |
| US3773496A (en) | 1973-11-20 |
| GB1331565A (en) | 1973-09-26 |
| US3796421A (en) | 1974-03-12 |
| GB1331564A (en) | 1973-09-26 |
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