SE7711342L - Aternitrering av basiska syre-stal under avkolning - Google Patents
Aternitrering av basiska syre-stal under avkolningInfo
- Publication number
- SE7711342L SE7711342L SE7711342A SE7711342A SE7711342L SE 7711342 L SE7711342 L SE 7711342L SE 7711342 A SE7711342 A SE 7711342A SE 7711342 A SE7711342 A SE 7711342A SE 7711342 L SE7711342 L SE 7711342L
- Authority
- SE
- Sweden
- Prior art keywords
- aternitration
- during cooling
- steel during
- basic acid
- acid steel
- Prior art date
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
- C21C5/28—Manufacture of steel in the converter
- C21C5/30—Regulating or controlling the blowing
- C21C5/32—Blowing from above
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)
- Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Strip Materials And Filament Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/786,593 US4081270A (en) | 1977-04-11 | 1977-04-11 | Renitrogenation of basic-oxygen steels during decarburization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE7711342L true SE7711342L (sv) | 1978-10-12 |
Family
ID=25139039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7711342A SE7711342L (sv) | 1977-04-11 | 1977-10-10 | Aternitrering av basiska syre-stal under avkolning |
Country Status (24)
| Country | Link |
|---|---|
| US (1) | US4081270A (es) |
| JP (1) | JPS53128520A (es) |
| AT (1) | ATA780677A (es) |
| AU (1) | AU513328B2 (es) |
| BE (1) | BE859514A (es) |
| BR (1) | BR7706773A (es) |
| DD (1) | DD134651A5 (es) |
| DE (1) | DE2745704A1 (es) |
| ES (1) | ES463079A1 (es) |
| FI (1) | FI62143C (es) |
| FR (1) | FR2387290A1 (es) |
| GB (1) | GB1533518A (es) |
| IN (1) | IN147144B (es) |
| IT (1) | IT1091308B (es) |
| LU (1) | LU78298A1 (es) |
| NL (1) | NL7711162A (es) |
| NO (1) | NO146438C (es) |
| PH (1) | PH14187A (es) |
| PL (1) | PL201441A1 (es) |
| RO (1) | RO75122A (es) |
| SE (1) | SE7711342L (es) |
| TR (1) | TR20639A (es) |
| YU (1) | YU240877A (es) |
| ZA (1) | ZA775628B (es) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE7906404L (sv) * | 1978-08-28 | 1980-02-29 | Aikoh Co | Lansror |
| US4373949A (en) * | 1979-02-07 | 1983-02-15 | Union Carbide Corporation | Method for increasing vessel lining life for basic oxygen furnaces |
| US5417739A (en) * | 1993-12-30 | 1995-05-23 | Ltv Steel Company, Inc. | Method of making high nitrogen content steel |
| CN1038347C (zh) * | 1994-08-03 | 1998-05-13 | 宝山钢铁(集团)公司 | 低氢高氮钢生产工艺 |
| US5865876A (en) * | 1995-06-07 | 1999-02-02 | Ltv Steel Company, Inc. | Multipurpose lance |
| FR2739105B1 (fr) * | 1995-09-21 | 1998-04-30 | Lorraine Laminage | Procede de fabrication d'une bande metallique pour emballages et emballages metalliques obtenus par ce procede |
| US5830259A (en) * | 1996-06-25 | 1998-11-03 | Ltv Steel Company, Inc. | Preventing skull accumulation on a steelmaking lance |
| US5885323A (en) * | 1997-04-25 | 1999-03-23 | Ltv Steel Company, Inc. | Foamy slag process using multi-circuit lance |
| JP5003409B2 (ja) * | 2007-10-24 | 2012-08-15 | 住友金属工業株式会社 | 高窒素鋼の溶製方法 |
| CN103361464B (zh) * | 2012-03-29 | 2014-12-24 | 山西太钢不锈钢股份有限公司 | 一种转炉炉底吹氧的方法 |
| WO2014120028A1 (en) | 2013-01-29 | 2014-08-07 | Ux2 Centrum Technologiczne Sp. Z.O.O. | The lock of the connection set for structural elements, the connection set with locks and the method of joining constructional elements with the use of the connection set |
| CN113416881A (zh) * | 2021-06-15 | 2021-09-21 | 太原重工股份有限公司 | 含氮钢种冶炼中的精准控氮方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1066746A (fr) * | 1951-11-23 | 1954-06-09 | Voest Ag | Procédé de production d'un acier non stabilisé riche en azote et exempt de bullesgazeuses, destiné aux tours automatiques et machines-outils similaires |
| US2826489A (en) * | 1953-12-18 | 1958-03-11 | Nyby Bruk Ab | Method for the manufacture of gas-pure metals and alloys |
| US2803533A (en) * | 1954-05-03 | 1957-08-20 | Union Carbide Corp | Method of injecting fluidized powders for metallurgical treatment |
| US3180726A (en) * | 1960-03-31 | 1965-04-27 | Ishikawajima Harima Heavy Ind | Method for producing nitride-bearing low-carbon ductile steel |
| BE610265A (es) * | 1960-11-18 | |||
| US3134668A (en) * | 1961-03-06 | 1964-05-26 | Robert D Pehlke | Liquid iron-based metal and method of producing same |
| GB1007051A (en) * | 1962-05-11 | 1965-10-13 | Ishikawajima Harima Heavy Ind | Method for nitrogen-enrichment of molten steel covered with slag |
| US3257197A (en) * | 1963-04-17 | 1966-06-21 | Union Carbide Corp | Method for adding nitrogen to molten metals |
| AT274877B (de) * | 1964-05-12 | 1969-10-10 | Boehler & Co Ag Geb | Verfahren zur Herstellung von hoch stickstofflegiertem Stahl |
| BE755456A (fr) * | 1969-08-29 | 1971-03-01 | Allegheny Ludlum Ind Inc | Decarburation de l'acier fondu |
| US3725041A (en) * | 1970-09-25 | 1973-04-03 | Allegheny Ludlum Ind Inc | Deoxidizing metal |
| US3754894A (en) * | 1972-04-20 | 1973-08-28 | Joslyn Mfg & Supply Co | Nitrogen control in argon oxygen refining of molten metal |
| DE2237498B2 (de) * | 1972-07-31 | 1974-07-25 | Stahlwerke Peine-Salzgitter Ag, 3150 Peine | Verfahren zum Aufsticken von Stahlschmelzen |
| JPS4935211A (es) * | 1972-08-05 | 1974-04-01 | ||
| US3854932A (en) * | 1973-06-18 | 1974-12-17 | Allegheny Ludlum Ind Inc | Process for production of stainless steel |
| US4004920A (en) * | 1975-05-05 | 1977-01-25 | United States Steel Corporation | Method of producing low nitrogen steel |
-
1977
- 1977-04-11 US US05/786,593 patent/US4081270A/en not_active Expired - Lifetime
- 1977-09-20 ZA ZA00775628A patent/ZA775628B/xx unknown
- 1977-09-30 IN IN279/DEL/77A patent/IN147144B/en unknown
- 1977-10-05 JP JP11909877A patent/JPS53128520A/ja active Granted
- 1977-10-06 NO NO773411A patent/NO146438C/no unknown
- 1977-10-07 BE BE181571A patent/BE859514A/xx not_active IP Right Cessation
- 1977-10-07 GB GB41774/77A patent/GB1533518A/en not_active Expired
- 1977-10-07 YU YU02408/77A patent/YU240877A/xx unknown
- 1977-10-10 ES ES463079A patent/ES463079A1/es not_active Expired
- 1977-10-10 SE SE7711342A patent/SE7711342L/ not_active Application Discontinuation
- 1977-10-11 BR BR7706773A patent/BR7706773A/pt unknown
- 1977-10-11 IT IT51358/77A patent/IT1091308B/it active
- 1977-10-11 TR TR20639A patent/TR20639A/xx unknown
- 1977-10-11 LU LU78298A patent/LU78298A1/xx unknown
- 1977-10-11 NL NL7711162A patent/NL7711162A/xx not_active Application Discontinuation
- 1977-10-11 PH PH20320A patent/PH14187A/en unknown
- 1977-10-11 FI FI772996A patent/FI62143C/fi not_active IP Right Cessation
- 1977-10-11 DE DE19772745704 patent/DE2745704A1/de not_active Ceased
- 1977-10-11 PL PL20144177A patent/PL201441A1/xx unknown
- 1977-10-11 FR FR7730596A patent/FR2387290A1/fr active Granted
- 1977-10-11 RO RO7791808A patent/RO75122A/ro unknown
- 1977-10-26 AU AU30064/77A patent/AU513328B2/en not_active Expired
- 1977-11-02 AT AT0780677A patent/ATA780677A/de not_active Application Discontinuation
- 1977-11-11 DD DD77202042A patent/DD134651A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7711162A (nl) | 1978-10-13 |
| BE859514A (fr) | 1978-04-07 |
| TR20639A (tr) | 1982-03-16 |
| ZA775628B (en) | 1978-08-30 |
| FR2387290A1 (fr) | 1978-11-10 |
| DD134651A5 (de) | 1979-03-14 |
| AU513328B2 (en) | 1980-11-27 |
| NO773411L (no) | 1978-10-12 |
| JPS53128520A (en) | 1978-11-09 |
| NO146438C (no) | 1982-09-29 |
| IN147144B (es) | 1979-11-24 |
| FI62143C (fi) | 1982-11-10 |
| PH14187A (en) | 1981-03-26 |
| LU78298A1 (es) | 1978-06-12 |
| FI62143B (fi) | 1982-07-30 |
| NO146438B (no) | 1982-06-21 |
| BR7706773A (pt) | 1979-05-22 |
| FR2387290B1 (es) | 1984-02-10 |
| IT1091308B (it) | 1985-07-06 |
| ES463079A1 (es) | 1978-07-01 |
| JPS5736331B2 (es) | 1982-08-03 |
| DE2745704A1 (de) | 1978-10-19 |
| US4081270A (en) | 1978-03-28 |
| PL201441A1 (pl) | 1978-10-23 |
| AU3006477A (en) | 1979-05-03 |
| YU240877A (en) | 1982-10-31 |
| ATA780677A (de) | 1983-03-15 |
| FI772996A (fi) | 1978-10-12 |
| GB1533518A (en) | 1978-11-29 |
| RO75122A (ro) | 1981-03-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAV | Patent application has lapsed |
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