DE602006018089D1 - Verfahren zur Herstellung von hochreinen Stählen - Google Patents
Verfahren zur Herstellung von hochreinen StählenInfo
- Publication number
- DE602006018089D1 DE602006018089D1 DE602006018089T DE602006018089T DE602006018089D1 DE 602006018089 D1 DE602006018089 D1 DE 602006018089D1 DE 602006018089 T DE602006018089 T DE 602006018089T DE 602006018089 T DE602006018089 T DE 602006018089T DE 602006018089 D1 DE602006018089 D1 DE 602006018089D1
- Authority
- DE
- Germany
- Prior art keywords
- ladle
- steel
- heating
- vacuum degassing
- argon
- 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.)
- Active
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
- C21C7/0075—Treating in a ladle furnace, e.g. up-/reheating of molten steel within the ladle
-
- 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
- C21C7/005—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00 using exothermic reaction compositions
-
- 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
- C21C7/06—Deoxidising, e.g. killing
-
- 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
- C21C7/076—Use of slags or fluxes as treating agents
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CZ20050483A CZ2005483A3 (cs) | 2005-07-26 | 2005-07-26 | Zpusob výroby vysocecistých ocelí |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602006018089D1 true DE602006018089D1 (de) | 2010-12-23 |
Family
ID=37006009
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602006018089T Active DE602006018089D1 (de) | 2005-07-26 | 2006-07-24 | Verfahren zur Herstellung von hochreinen Stählen |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1752546B1 (de) |
AT (1) | ATE487802T1 (de) |
CZ (1) | CZ2005483A3 (de) |
DE (1) | DE602006018089D1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20230028362A1 (en) * | 2019-11-26 | 2023-01-26 | Nippon Steel Corporation | Hot-stamped member and steel sheet for hot stamping |
CN113466079B (zh) * | 2021-06-30 | 2023-05-16 | 重庆钢铁股份有限公司 | 一种钢渣成分含量检测方法 |
CN113957197B (zh) * | 2021-10-26 | 2022-10-21 | 北京科技大学 | 一种减少轴承钢中大尺寸夹杂物的转炉出钢冶金工艺 |
CN114854935B (zh) * | 2022-05-18 | 2023-06-27 | 宝武集团鄂城钢铁有限公司 | 一种板坯q235钢的脱氧冶炼方法和板坯q235钢 |
CN115181829B (zh) * | 2022-07-29 | 2023-10-20 | 鞍钢股份有限公司 | 一种转炉冶炼控锰的生产方法 |
CN116254453B (zh) * | 2023-02-09 | 2024-06-28 | 包头钢铁(集团)有限责任公司 | 一种美标中强度钢轨的冶炼方法 |
CN116479210A (zh) * | 2023-03-19 | 2023-07-25 | 新疆八一钢铁股份有限公司 | 一种转炉冶炼中高碳钢的复合增碳方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5956515A (ja) * | 1982-09-25 | 1984-04-02 | Nippon Steel Corp | 鋼の真空インジエクシヨン二次精錬方法 |
IN172394B (de) * | 1988-07-22 | 1993-07-17 | Boest Alpine Stahl Donawitz Ge | |
CZ280941B6 (cs) * | 1992-04-02 | 1996-05-15 | Huť Poldi Ušlechtilé Oceli, Spol. S R.O. | Způsob výroby ocelí s vysokou čistotou |
CZ283552B6 (cs) * | 1996-04-04 | 1998-04-15 | Třinecké železárny, a. s. | Způsob výroby ocelí pro valivá ložiska |
DE19641383C1 (de) * | 1996-09-27 | 1997-11-20 | Mannesmann Ag | Verfahren zur Herstellung von Stahlgüten mit einem Silizium-Gehalt kleiner gleich 0,08 Gewichtsprozent und hohem Reinheitsgrad |
JP3922181B2 (ja) * | 2002-12-27 | 2007-05-30 | Jfeスチール株式会社 | 高清浄鋼の溶製方法 |
-
2005
- 2005-07-26 CZ CZ20050483A patent/CZ2005483A3/cs not_active IP Right Cessation
-
2006
- 2006-07-24 EP EP06466007A patent/EP1752546B1/de not_active Not-in-force
- 2006-07-24 AT AT06466007T patent/ATE487802T1/de not_active IP Right Cessation
- 2006-07-24 DE DE602006018089T patent/DE602006018089D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
EP1752546B1 (de) | 2010-11-10 |
EP1752546A1 (de) | 2007-02-14 |
CZ297122B6 (cs) | 2006-09-13 |
ATE487802T1 (de) | 2010-11-15 |
CZ2005483A3 (cs) | 2006-09-13 |
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