ZA97735B - Process for the production of stainless steels. - Google Patents
Process for the production of stainless steels.Info
- Publication number
- ZA97735B ZA97735B ZA9700735A ZA97735A ZA97735B ZA 97735 B ZA97735 B ZA 97735B ZA 9700735 A ZA9700735 A ZA 9700735A ZA 97735 A ZA97735 A ZA 97735A ZA 97735 B ZA97735 B ZA 97735B
- Authority
- ZA
- South Africa
- Prior art keywords
- charge
- vessel
- stainless steels
- melted
- melt
- 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
- 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
- C21C5/52—Manufacture of steel in electric furnaces
- C21C5/5264—Manufacture of alloyed steels including ferro-alloys
-
- 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)
- Manufacturing & Machinery (AREA)
- Treatment Of Steel In Its Molten State (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Heat Treatment Of Steel (AREA)
- Hydrogen, Water And Hydrids (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19605020 | 1996-01-31 | ||
DE1996121143 DE19621143A1 (de) | 1996-01-31 | 1996-05-15 | Verfahren zur Erzeugung nichtrostender Stähle |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA97735B true ZA97735B (en) | 1997-07-31 |
Family
ID=26022815
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA9700735A ZA97735B (en) | 1996-01-31 | 1997-01-29 | Process for the production of stainless steels. |
Country Status (10)
Country | Link |
---|---|
US (1) | US6238453B1 (zh) |
EP (1) | EP0877823B1 (zh) |
CN (1) | CN1064999C (zh) |
AT (1) | ATE198628T1 (zh) |
AU (1) | AU2021397A (zh) |
DE (2) | DE19621143A1 (zh) |
MY (1) | MY116848A (zh) |
RU (1) | RU2160316C2 (zh) |
WO (1) | WO1997028285A2 (zh) |
ZA (1) | ZA97735B (zh) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19540490C1 (de) * | 1995-10-23 | 1997-04-10 | Mannesmann Ag | Verfahren zum Entkohlen einer Stahlschmelze |
DE19728102C2 (de) * | 1997-07-02 | 1999-08-05 | Schloemann Siemag Ag | Verfahren und Vorrichtung zur Herstellung von Stählen mit hohem Cr-Gehalt und/oder Ferrolegierungen |
EP0931839A1 (fr) * | 1997-12-24 | 1999-07-28 | SNC Astori et Ferretti O.T.I. Etincelle | Procédé industriel pour la production de lingots d'acier à très haut degré de pureté |
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 |
KR100819126B1 (ko) | 2000-10-18 | 2008-04-02 | 에스엠에스 데마그 악티엔게젤샤프트 | 스테인리스 강, 특히 크롬 및 크롬/니켈을 함유한 고급강의 제조 방법 |
DE10209472B4 (de) * | 2002-03-05 | 2004-08-26 | Sms Demag Ag | Verfahren zum Erzeugen von nichtrostendem Stahl, insbesondere von chrom- oder chromnickelhaltigem Edelstahl |
DE10215828B4 (de) * | 2002-04-10 | 2007-08-02 | Sms Demag Ag | Verfahren und Einrichtung 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 |
DE10227031A1 (de) * | 2002-06-17 | 2004-01-08 | Sms Demag Ag | Verfahren und Produktionsanlage zum Erzeugen von Produkten aus C-Stahl oder aus Rostfrei-Stahl |
TW200403344A (en) * | 2002-06-18 | 2004-03-01 | Kobe Steel Ltd | Method of producing stainless steel by re-using waste material of stainless steel producing process |
EP1391523B1 (de) * | 2002-08-20 | 2006-05-24 | SMS Demag Aktiengesellschaft | Doppelofenanlage für die Erzeugung von Stahlwerkstoffen |
DE10325955A1 (de) * | 2003-06-07 | 2004-12-23 | Sms Demag Ag | Verfahren und Anlage zum Erzeugen von Stahlprodukten mit bester Oberflächenqualität |
DE10344198B4 (de) * | 2003-09-22 | 2006-08-03 | Ispat Industries Ltd., Taluka-Pen | Verfahren und Anlage zum Erhöhen der Produktivität beim Stahlherstellen |
DE102006056671A1 (de) | 2006-11-30 | 2008-06-05 | Sms Demag Ag | Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von in einer DDD-Anlage vorbehandeltem Roheisen |
DE102006056672A1 (de) | 2006-11-30 | 2008-06-05 | Sms Demag Ag | Verfahren und Vorrichtung zur Rostfreistahlerzeugung ohne elektrische Energiezufuhr auf der Basis von Roheisen |
DE102007050478A1 (de) | 2007-10-23 | 2009-04-30 | Sms Demag Ag | Verfahren zur Rostfreistahlerzeugung mit Direktreduktionsöfen für Ferrochrom und Ferronickel auf der Primärseite eines Konverters |
WO2010015020A1 (en) | 2008-08-04 | 2010-02-11 | Bluescope Steel Limited | Low cost making of a low carbon, low sulfur, and low nitrogen steel using conventional steelmaking equipment |
US8562713B2 (en) * | 2011-05-27 | 2013-10-22 | A. Finkl & Sons Co. | Flexible minimum energy utilization electric arc furnace system and processes for making steel products |
RU2507273C2 (ru) * | 2012-04-19 | 2014-02-20 | Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Южно-Уральский государственный университет" (национальный исследовательский университет) (ФГБОУ ВПО "ЮУрГУ" (НИУ)) | Способ обработки стали в ковше |
RU2509160C2 (ru) * | 2012-05-03 | 2014-03-10 | Открытое акционерное общество "Новолипецкий металлургический комбинат" | Способ производства ферросилиция |
CN102787195B (zh) * | 2012-08-24 | 2013-10-16 | 北京首钢国际工程技术有限公司 | 一种不锈钢冶炼方法 |
CN102787196B (zh) * | 2012-08-24 | 2013-10-16 | 北京首钢国际工程技术有限公司 | 一种采用直接还原铁冶炼不锈钢的方法 |
RU2614862C2 (ru) * | 2015-09-22 | 2017-03-29 | Акционерное общество Акционерная холдинговая Компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (АО АХК "ВНИИМЕТМАШ") | Способ и устройство для внепечной обработки металла в ковше |
RU2653957C1 (ru) * | 2016-12-21 | 2018-05-15 | Акционерное общество Акционерная холдинговая Компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (АО АХК "ВНИИМЕТМАШ") | Устройство для обработки металла в ковше |
RU2697673C1 (ru) * | 2018-12-25 | 2019-08-16 | Константин Сергеевич Ёлкин | Способ рафинирования ферросилиция от алюминия |
CN114807516B (zh) * | 2022-05-10 | 2023-05-12 | 响水恒生不锈钢铸造有限公司 | 一种用于不锈钢精炼的顶吹熔炼设备 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB725049A (en) * | 1952-08-09 | 1955-03-02 | Us Rubber Co | Improvements in the treatment of butyl rubber |
GB784587A (en) * | 1955-03-18 | 1957-10-09 | Vincenzo Stefano Arata | Improvements in method and apparatus for the production of pure iron, and iron carbon alloys including carbon and alloy steel |
US3379815A (en) * | 1965-09-08 | 1968-04-23 | Lectromelt Corp | Electric arc furnace having two hearths and interchangeable roofs therefor |
US3575696A (en) * | 1968-09-19 | 1971-04-20 | Jones & Laughlin Steel Corp | Process for controlling the manufacture of high-chromium steels |
US3507642A (en) * | 1969-06-02 | 1970-04-21 | Allegheny Ludlum Steel | Process for producing corrosion resistant steel |
US3746325A (en) * | 1970-12-01 | 1973-07-17 | C Freeberg | Basic oxygen steel making facility and method of oxygen refining of steel |
FR2216362B1 (zh) * | 1973-02-07 | 1975-10-31 | Creusot Loire | |
AT366414B (de) * | 1980-02-28 | 1982-04-13 | Voest Alpine Ag | Verfahren zur direkten herstellung von stahl aus eisenoxidhaltigen rohstoffen |
JPS58197211A (ja) * | 1982-05-11 | 1983-11-16 | Nippon Stainless Steel Co Ltd | 含窒素超低炭素ステンレス鋼の製造法 |
JPS59150006A (ja) * | 1983-02-16 | 1984-08-28 | Daido Steel Co Ltd | スクラツプ溶解方法および装置 |
US4599107A (en) * | 1985-05-20 | 1986-07-08 | Union Carbide Corporation | Method for controlling secondary top-blown oxygen in subsurface pneumatic steel refining |
CA1333663C (en) * | 1987-09-09 | 1994-12-27 | Haruyoshi Tanabe | Method of decarburizing high cr molten metal |
DE4015916A1 (de) * | 1990-05-17 | 1991-11-21 | Fuchs Technology Ag | Einschmelzaggregat mit zwei nebeneinander angeordneten schmelzoefen |
JP3531218B2 (ja) * | 1994-06-20 | 2004-05-24 | 大同特殊鋼株式会社 | 低炭素含クロム鋼の製造方法 |
US5599375A (en) * | 1994-08-29 | 1997-02-04 | American Combustion, Inc. | Method for electric steelmaking |
US5520718A (en) * | 1994-09-02 | 1996-05-28 | Inland Steel Company | Steelmaking degassing method |
-
1996
- 1996-05-15 DE DE1996121143 patent/DE19621143A1/de not_active Withdrawn
-
1997
- 1997-01-27 DE DE59702896T patent/DE59702896D1/de not_active Expired - Fee Related
- 1997-01-27 AU AU20213/97A patent/AU2021397A/en not_active Abandoned
- 1997-01-27 CN CN97191530XA patent/CN1064999C/zh not_active Expired - Lifetime
- 1997-01-27 RU RU98116055A patent/RU2160316C2/ru active
- 1997-01-27 AT AT97908127T patent/ATE198628T1/de active
- 1997-01-27 US US09/117,573 patent/US6238453B1/en not_active Expired - Lifetime
- 1997-01-27 EP EP97908127A patent/EP0877823B1/de not_active Expired - Lifetime
- 1997-01-27 WO PCT/DE1997/000171 patent/WO1997028285A2/de active IP Right Grant
- 1997-01-29 ZA ZA9700735A patent/ZA97735B/xx unknown
- 1997-01-30 MY MYPI9700345 patent/MY116848A/en unknown
Also Published As
Publication number | Publication date |
---|---|
ATE198628T1 (de) | 2001-01-15 |
US6238453B1 (en) | 2001-05-29 |
EP0877823B1 (de) | 2001-01-10 |
AU2021397A (en) | 1997-08-22 |
WO1997028285A2 (de) | 1997-08-07 |
MY116848A (en) | 2004-04-30 |
EP0877823A2 (de) | 1998-11-18 |
CN1206436A (zh) | 1999-01-27 |
DE19621143A1 (de) | 1997-08-07 |
WO1997028285A3 (de) | 1997-09-18 |
CN1064999C (zh) | 2001-04-25 |
DE59702896D1 (de) | 2001-02-15 |
RU2160316C2 (ru) | 2000-12-10 |
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