DE59606475D1 - Verfahren zum Herstellen von legierten Stählen und Elektroofenanlage mit verstellbaren Frischlanzen dafür - Google Patents
Verfahren zum Herstellen von legierten Stählen und Elektroofenanlage mit verstellbaren Frischlanzen dafürInfo
- Publication number
- DE59606475D1 DE59606475D1 DE59606475T DE59606475T DE59606475D1 DE 59606475 D1 DE59606475 D1 DE 59606475D1 DE 59606475 T DE59606475 T DE 59606475T DE 59606475 T DE59606475 T DE 59606475T DE 59606475 D1 DE59606475 D1 DE 59606475D1
- Authority
- DE
- Germany
- Prior art keywords
- therefor
- production
- electric furnace
- furnace system
- alloyed steels
- 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.)
- Expired - Lifetime
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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5264—Manufacture of alloyed steels including ferro-alloys
-
- 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5252—Manufacture of steel in electric furnaces in an electrically heated multi-chamber furnace, a combination of electric furnaces or an electric furnace arranged for associated working with a non electric furnace
-
- 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
- C21C7/0087—Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
-
- 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
- C21C7/068—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
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/10—Handling in a vacuum
-
- 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
- C21C2007/0093—Duplex process; Two stage processes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
- Y10S75/961—Treating flue dust to obtain metal other than by consolidation
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
- Y10S75/962—Treating or using mill scale
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Analytical Chemistry (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0005595A AT403293B (de) | 1995-01-16 | 1995-01-16 | Verfahren und anlage zum herstellen von legierten stählen |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59606475D1 true DE59606475D1 (de) | 2001-04-05 |
Family
ID=3480337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE59606475T Expired - Lifetime DE59606475D1 (de) | 1995-01-16 | 1996-01-11 | Verfahren zum Herstellen von legierten Stählen und Elektroofenanlage mit verstellbaren Frischlanzen dafür |
Country Status (11)
Country | Link |
---|---|
US (1) | US6077324A (de) |
EP (1) | EP0721990B1 (de) |
JP (1) | JP4195106B2 (de) |
KR (1) | KR960029466A (de) |
CN (1) | CN1134984A (de) |
AT (1) | AT403293B (de) |
BR (1) | BR9600097A (de) |
DE (1) | DE59606475D1 (de) |
TR (1) | TR199600032A2 (de) |
TW (1) | TW363081B (de) |
ZA (1) | ZA96281B (de) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU90055B1 (fr) * | 1997-04-24 | 1998-10-26 | Wurth Paul Sa | Procédé de fusion d'alliages à base de fer dans un four électrique |
AT405054B (de) * | 1997-06-18 | 1999-05-25 | Voest Alpine Ind Anlagen | Verfahren und anlage zum herstellen einer eisenschmelze unter einsatz von eisenhältigen hüttenwerksreststoffen |
LU90232B1 (fr) * | 1998-04-08 | 1999-10-11 | Wurth Paul Sa | Procédé de fabrication d'aciers inoxydables et d'aciers à fortes teneurs en elements d'alliage |
BR0011949A (pt) * | 1999-06-23 | 2002-03-26 | Sms Demag Ag | Processo para a recuperação de cromo metálico a partir de escórias contendo óxido de cromo |
KR100819126B1 (ko) * | 2000-10-18 | 2008-04-02 | 에스엠에스 데마그 악티엔게젤샤프트 | 스테인리스 강, 특히 크롬 및 크롬/니켈을 함유한 고급강의 제조 방법 |
US6500224B1 (en) * | 2001-10-11 | 2002-12-31 | Bethlehem Steel Corporation | Method for operating a steelmaking furnace during a steelmaking process |
DE10209472B4 (de) * | 2002-03-05 | 2004-08-26 | Sms Demag Ag | Verfahren zum Erzeugen von nichtrostendem Stahl, insbesondere von chrom- oder chromnickelhaltigem Edelstahl |
DE10215839A1 (de) * | 2002-04-10 | 2003-11-06 | Sms Demag Ag | Verfahren und Einrichtung zum Erzeugen von C-Stählen oder nichtrostenden Stählen durch Frischen von phosphorreichem Roheisen im Elektrolichtbogen-Ofen oder im Konverter-Gefäß |
KR100987049B1 (ko) * | 2003-06-26 | 2010-10-11 | 두산중공업 주식회사 | 개선된 고크롬강 제조 방법 |
DE102010036174A1 (de) | 2010-05-04 | 2011-11-10 | Georg-Simon-Ohm Hochschule für angewandte Wissenschaften Fachhochschule Nürnberg | Optischer Drehübertrager |
EP2589672A1 (de) * | 2011-11-03 | 2013-05-08 | Siemens Aktiengesellschaft | Verfahren zum Betreiben eines Lichtbogenofens |
CN107326150B (zh) * | 2017-06-16 | 2018-04-03 | 北京科技大学 | 一种全废钢电弧炉双联冶炼洁净钢的生产方法 |
US10767239B2 (en) | 2017-06-16 | 2020-09-08 | University Of Science And Technology Beijing | Production method for smelting clean steel from full-scrap steel using duplex electric arc furnaces |
RU2697305C1 (ru) * | 2018-01-09 | 2019-08-13 | Игорь Михайлович Шатохин | Технологическая линия для производства композиционных ферросплавов, лигатур и бескислородных огнеупорных материалов для металлургии |
JP7094264B2 (ja) * | 2019-12-25 | 2022-07-01 | 株式会社神戸製鋼所 | 溶鋼の製造方法 |
CN115989324A (zh) | 2020-09-10 | 2023-04-18 | 杰富意钢铁株式会社 | 低磷铁液的制造方法 |
CN112974738A (zh) * | 2021-04-23 | 2021-06-18 | 北京科技大学 | 连铸微合金化生产方法 |
WO2022249797A1 (ja) | 2021-05-26 | 2022-12-01 | Jfeスチール株式会社 | 溶鉄の脱りん方法 |
DE102022101835B4 (de) | 2022-01-26 | 2024-02-22 | Rhm Rohstoff-Handelsgesellschaft Mbh | Verfahren zum Verwerten von Bauteilen, die kohlenstofffaserverstärkten Kunststoff (CFK) aufweisen oder aus diesem bestehen |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
LU57377A1 (de) * | 1968-11-25 | 1969-03-03 | ||
US3912501A (en) * | 1971-05-11 | 1975-10-14 | Castejon Javier Gonzalez De | Method for the production of iron and steel |
US3947267A (en) * | 1973-07-23 | 1976-03-30 | Armco Steel Corporation | Process for making stainless steel |
SE433128B (sv) * | 1974-02-21 | 1984-05-07 | Nisshin Steel Co Ltd | Hermetiskt sluten ljusbagsugn |
JPS5269812A (en) * | 1975-12-09 | 1977-06-10 | Kobe Steel Ltd | Preparation of ultra low carbon high cr steel |
SE405983B (sv) * | 1977-06-09 | 1979-01-15 | Asea Ab | Sett for framstellning av kromhaltig legering i ljusbagsugn |
SE449373B (sv) * | 1977-07-01 | 1987-04-27 | Dso Cherna Metalurgia | Sett och anordning for raffinering av jernbaserade smeltor i elektrisk reaktionsugn |
SE431994B (sv) * | 1978-01-24 | 1984-03-12 | Asea Ab | Forfaringssett for injicering av pulverformigt material i en metallurgisk smelta sasom stal |
JPS54125115A (en) * | 1978-03-24 | 1979-09-28 | Japan Steel Works Ltd | Rephosphorization preventing method of electric furnace steel |
SU855006A1 (ru) * | 1979-12-03 | 1981-08-15 | Центральный Ордена Трудового Красного Знамени Научно-Исследовательский Институт Черной Металлургии Им. И.П. Бардина | Способ получени стали |
JPS56130417A (en) * | 1980-03-14 | 1981-10-13 | Mitsubishi Heavy Ind Ltd | Decarburizing method for stainless steel in arc furnace |
DE3034430A1 (de) * | 1980-09-12 | 1982-04-29 | Boschgotthardshütte O.Breyer GmbH, 5900 Siegen | Verfahren zum zweistufigen herstellen von edelbau- und werkzeugstaehlen |
JPS5782452A (en) * | 1980-11-06 | 1982-05-22 | Sumitomo Metal Ind Ltd | Manufacture of nonmagnetic high-manganese steel |
US4405365A (en) * | 1982-08-30 | 1983-09-20 | Pennsylvania Engineering Corporation | Method for the fabrication of special steels in metallurgical vessels |
JPS6191319A (ja) * | 1984-10-12 | 1986-05-09 | Nippon Kokan Kk <Nkk> | ア−クプロセスによる溶鋼の精錬方法 |
JPS61163207A (ja) * | 1985-01-11 | 1986-07-23 | Daido Steel Co Ltd | マルチプロセスによる合金鋼の製法 |
DE3601337A1 (de) * | 1986-01-16 | 1987-07-23 | Mannesmann Ag | Verfahren zur herstellung hochlegierter staehle im sauerstoffblaskonverter |
CA1311787C (en) * | 1986-06-24 | 1992-12-22 | Masahisa Tate | Method of bottom blowing operation of a steel making electric furnace |
DE3629055A1 (de) * | 1986-08-27 | 1988-03-03 | Kloeckner Cra Tech | Verfahren zum gesteigerten energieeinbringen in elektrolichtbogenoefen |
JPH01162713A (ja) * | 1987-12-17 | 1989-06-27 | Shinagawa Refract Co Ltd | スクラップ溶解方法 |
US4913732A (en) * | 1988-05-19 | 1990-04-03 | Nkk Corporation | Method for smelting reduction in electric furnace |
JPH0234715A (ja) * | 1988-07-25 | 1990-02-05 | Sumitomo Electric Ind Ltd | 鋼の溶解及び二次精錬方法 |
JP2615213B2 (ja) * | 1989-07-26 | 1997-05-28 | 三菱重工業株式会社 | 12Cr鋳鋼の溶解方法 |
US5112387A (en) * | 1991-08-21 | 1992-05-12 | Instituto Mexicano De Investigaciones Siderurgicas | Producing stainless steels in electric arc furnaces without secondary processing |
JPH05117739A (ja) * | 1991-10-25 | 1993-05-14 | Sumitomo Electric Ind Ltd | 鋼の溶解及び二次精練方法 |
ATE132540T1 (de) * | 1991-11-27 | 1996-01-15 | Air Liquide | Verfahren und vorrichtung zum schmelzen einer charge im ofen |
AT396942B (de) * | 1991-12-16 | 1993-12-27 | Voest Alpine Ind Anlagen | Verfahren zum herstellen von metallschmelzen, insbesondere stahlschmelzen |
DE4404313C2 (de) * | 1994-02-11 | 2002-08-01 | Ald Vacuum Techn Ag | Verfahren zum Aufschmelzen und Behandeln von Metallen und Anlage zur Durchführung des Verfahrens |
-
1995
- 1995-01-16 AT AT0005595A patent/AT403293B/de not_active IP Right Cessation
- 1995-12-22 TW TW084113758A patent/TW363081B/zh not_active IP Right Cessation
-
1996
- 1996-01-10 KR KR1019960000345A patent/KR960029466A/ko not_active Application Discontinuation
- 1996-01-11 US US08/584,819 patent/US6077324A/en not_active Expired - Fee Related
- 1996-01-11 EP EP96890007A patent/EP0721990B1/de not_active Expired - Lifetime
- 1996-01-11 DE DE59606475T patent/DE59606475D1/de not_active Expired - Lifetime
- 1996-01-15 ZA ZA96281A patent/ZA96281B/xx unknown
- 1996-01-15 BR BR9600097A patent/BR9600097A/pt not_active IP Right Cessation
- 1996-01-15 CN CN96100860A patent/CN1134984A/zh active Pending
- 1996-01-16 JP JP00518996A patent/JP4195106B2/ja not_active Expired - Fee Related
- 1996-01-16 TR TR96/00032A patent/TR199600032A2/xx unknown
Also Published As
Publication number | Publication date |
---|---|
TR199600032A2 (tr) | 1996-08-21 |
TW363081B (en) | 1999-07-01 |
CN1134984A (zh) | 1996-11-06 |
EP0721990B1 (de) | 2001-02-28 |
JPH08225880A (ja) | 1996-09-03 |
JP4195106B2 (ja) | 2008-12-10 |
AT403293B (de) | 1997-12-29 |
ATA5595A (de) | 1997-05-15 |
EP0721990A1 (de) | 1996-07-17 |
US6077324A (en) | 2000-06-20 |
ZA96281B (en) | 1996-07-31 |
KR960029466A (ko) | 1996-08-17 |
BR9600097A (pt) | 1998-01-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SIEMENS VAI METALS TECHNOLOGIES GMBH, 77731 WI, DE |