CN1675383A - 用于钢熔体脱碳的方法和装置 - Google Patents
用于钢熔体脱碳的方法和装置 Download PDFInfo
- Publication number
- CN1675383A CN1675383A CN03819762.6A CN03819762A CN1675383A CN 1675383 A CN1675383 A CN 1675383A CN 03819762 A CN03819762 A CN 03819762A CN 1675383 A CN1675383 A CN 1675383A
- Authority
- CN
- China
- Prior art keywords
- steel melt
- oxygen
- winding
- decarburization
- pipe
- 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
- C21C7/0685—Decarburising 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
- C21C5/005—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
- C21C5/32—Blowing from above
-
- 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
- C21C5/35—Blowing from above and 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
- C21C5/4606—Lances or injectors
-
- 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
-
- 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
- C21C7/072—Treatment with gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/16—Introducing a fluid jet or current into the charge
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Processing Of Solid Wastes (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA1250/2002 | 2002-08-21 | ||
AT0125002A AT411530B (de) | 2002-08-21 | 2002-08-21 | Verfahren und vorrichtung zur entkohlung einer stahlschmelze |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1675383A true CN1675383A (zh) | 2005-09-28 |
CN100532581C CN100532581C (zh) | 2009-08-26 |
Family
ID=3687818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038197626A Expired - Fee Related CN100532581C (zh) | 2002-08-21 | 2003-07-15 | 用于钢熔体脱碳的方法和装置 |
Country Status (8)
Country | Link |
---|---|
EP (2) | EP1530648B1 (zh) |
CN (1) | CN100532581C (zh) |
AT (2) | AT411530B (zh) |
AU (1) | AU2003257462A1 (zh) |
DE (1) | DE50307383D1 (zh) |
ES (1) | ES2287557T3 (zh) |
RU (1) | RU2319750C2 (zh) |
WO (1) | WO2004018714A1 (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102009049896A1 (de) * | 2009-01-22 | 2010-08-05 | Sms Siemag Ag | Impulsspülung mit Inertgas beim BOF- und AOD-Konverterprozess |
DE102014222727A1 (de) * | 2014-11-06 | 2016-05-12 | Sms Group Gmbh | Verfahren und Vorrichtung zur Erzeugung eines Rostfreistahls |
WO2024100435A1 (en) * | 2022-11-10 | 2024-05-16 | Arcelormittal | Post combustion lance |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT216032B (de) * | 1959-02-20 | 1961-07-10 | Arbed | Vorrichtung zum Beblasen eines Metallbades von oben |
NL6710354A (zh) * | 1966-07-27 | 1968-01-29 | ||
JPS5589395A (en) * | 1978-12-26 | 1980-07-05 | Sumitomo Metal Ind Ltd | Gasification of solid carbonaceous material and its device |
JPS6040486B2 (ja) * | 1979-07-03 | 1985-09-11 | 住友金属工業株式会社 | 鋼の精錬法 |
JPS6063307A (ja) * | 1983-09-14 | 1985-04-11 | Kawasaki Steel Corp | 極低炭素鋼の転炉製鋼法 |
LU86322A1 (fr) * | 1986-02-25 | 1987-09-10 | Arbed | Lance de soufflage d'oxygene |
LU88023A1 (fr) * | 1991-10-30 | 1993-05-17 | Arbed | Lance de soufflage |
JPH06158142A (ja) * | 1992-11-24 | 1994-06-07 | Sumitomo Metal Ind Ltd | 高クロム鋼の真空脱炭精錬装置 |
JP3410553B2 (ja) * | 1994-07-27 | 2003-05-26 | 新日本製鐵株式会社 | 含クロム溶鋼の脱炭精錬法 |
JP3167888B2 (ja) * | 1995-07-27 | 2001-05-21 | 川崎製鉄株式会社 | 含クロム溶鋼の脱炭精錬方法及び精錬ガス用上吹ランス |
-
2002
- 2002-08-21 AT AT0125002A patent/AT411530B/de not_active IP Right Cessation
-
2003
- 2003-07-15 AT AT03792199T patent/ATE363546T1/de active
- 2003-07-15 RU RU2005107698/02A patent/RU2319750C2/ru not_active IP Right Cessation
- 2003-07-15 DE DE50307383T patent/DE50307383D1/de not_active Expired - Lifetime
- 2003-07-15 EP EP03792199A patent/EP1530648B1/de not_active Expired - Lifetime
- 2003-07-15 CN CNB038197626A patent/CN100532581C/zh not_active Expired - Fee Related
- 2003-07-15 AU AU2003257462A patent/AU2003257462A1/en not_active Abandoned
- 2003-07-15 WO PCT/EP2003/007634 patent/WO2004018714A1/de active IP Right Grant
- 2003-07-15 ES ES03792199T patent/ES2287557T3/es not_active Expired - Lifetime
- 2003-07-15 EP EP06020935A patent/EP1764421A3/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2004018714A1 (de) | 2004-03-04 |
AU2003257462A1 (en) | 2004-03-11 |
EP1530648B1 (de) | 2007-05-30 |
EP1764421A2 (de) | 2007-03-21 |
RU2005107698A (ru) | 2005-09-10 |
RU2319750C2 (ru) | 2008-03-20 |
DE50307383D1 (de) | 2007-07-12 |
ATA12502002A (de) | 2003-07-15 |
EP1530648A1 (de) | 2005-05-18 |
ATE363546T1 (de) | 2007-06-15 |
CN100532581C (zh) | 2009-08-26 |
ES2287557T3 (es) | 2007-12-16 |
EP1764421A3 (de) | 2007-12-26 |
AT411530B (de) | 2004-02-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU626016B2 (en) | Method for manufacturing molten metal containing ni and cr | |
CN112899440B (zh) | 一种精确控制含氮钢种氮含量的rh吹氮气合金化工艺 | |
CN101768656B (zh) | 一种真空精炼超低碳铁素体不锈钢的方法 | |
CN101545028B (zh) | 一种多功能真空精炼工艺 | |
CN114472825B (zh) | 非钙处理低碳铝镇静含磷钢的连浇方法 | |
CN106319139A (zh) | 一种增加螺纹钢氮含量的冶炼方法 | |
CN1675383A (zh) | 用于钢熔体脱碳的方法和装置 | |
CN1046764C (zh) | 含Cr钢水的脱碳精炼方法 | |
CN1257289C (zh) | 真空吹氧脱碳精炼炉冶炼不锈钢高碳区脱氮方法 | |
RU2148659C1 (ru) | Способ производства трубной стали | |
AU2017333111B2 (en) | Method of removing carbon in copper-containing molten iron by using vortex to draw in limestone | |
CN1796585A (zh) | 全铁水冶炼铁素体不锈钢的方法 | |
KR101119022B1 (ko) | 저 철손 무 방향성 전기강판 및 제조방법 | |
RU2233339C1 (ru) | Способ производства стали | |
CN114107592B (zh) | 一种电-氢冶金极短流程制备高纯铁水的系统及方法 | |
CN114107588B (zh) | 一种高纯铁水的制备方法 | |
WO2024038715A1 (ja) | 溶鋼の脱窒方法 | |
EP0087328B1 (en) | Process to produce low hydrogen steel by argon-oxygen decarburization | |
JP7420322B1 (ja) | 溶鋼の脱窒方法 | |
US4568386A (en) | Process for purifying metals by insufflation and product produced thereby | |
CN2552939Y (zh) | 一种高炉炉外铁水脱硫喷吹装置 | |
SU1595921A1 (ru) | Способ выплавки стали | |
CN115198166A (zh) | 一种提高履带钢钢水洁净度的生产方法 | |
KR100325715B1 (ko) | 저탄소스테인레스강의정련방법 | |
CN117701822A (zh) | 一种提钒半钢冶炼钛强化高强控氮汽车边梁钢的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Linz, Austria Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co. Address before: Linz, Austria Patentee before: VOEST-ALPINE INDUSTRIEANLAGENBAU GmbH & Co. |
|
TR01 | Transfer of patent right |
Effective date of registration: 20161202 Address after: Linz, Austria Patentee after: PRIMETALS TECHNOLOGIES AUSTRIA GmbH Address before: Linz, Austria Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH Effective date of registration: 20161202 Address after: Linz, Austria Patentee after: SIEMENS VAI METALS TECHNOLOGIES GmbH Address before: Linz, Austria Patentee before: SIEMENS VAI METALS TECHNOLOGIES GmbH & Co. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20170715 |
|
CF01 | Termination of patent right due to non-payment of annual fee |