NO308418B1 - FremgangsmÕte ved fremstilling av rustfritt stÕl - Google Patents

FremgangsmÕte ved fremstilling av rustfritt stÕl

Info

Publication number
NO308418B1
NO308418B1 NO985757A NO985757A NO308418B1 NO 308418 B1 NO308418 B1 NO 308418B1 NO 985757 A NO985757 A NO 985757A NO 985757 A NO985757 A NO 985757A NO 308418 B1 NO308418 B1 NO 308418B1
Authority
NO
Norway
Prior art keywords
production
stainless steel
stainless
steel
Prior art date
Application number
NO985757A
Other languages
English (en)
Other versions
NO985757L (no
NO985757D0 (no
Inventor
Ole Svein Klevan
Jacob Sandberg
Original Assignee
Elkem Materials
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Elkem Materials filed Critical Elkem Materials
Priority to NO985757A priority Critical patent/NO308418B1/no
Publication of NO985757D0 publication Critical patent/NO985757D0/no
Priority to AU21907/99A priority patent/AU2190799A/en
Priority to CA 2354006 priority patent/CA2354006A1/en
Priority to US09/857,516 priority patent/US6478840B1/en
Priority to EP19990902004 priority patent/EP1144697A1/en
Priority to KR1020017007089A priority patent/KR20010089553A/ko
Priority to PCT/NO1999/000015 priority patent/WO2000034532A1/en
Priority to JP2000586964A priority patent/JP2002531706A/ja
Priority to TW88118061A priority patent/TW452597B/zh
Priority to ZA9906792A priority patent/ZA996792B/xx
Publication of NO985757L publication Critical patent/NO985757L/no
Publication of NO308418B1 publication Critical patent/NO308418B1/no

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
    • C21C5/54—Processes yielding slags of special composition
    • 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
    • C21C5/52—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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic 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)
  • Carbon Steel Or Casting Steel Manufacturing (AREA)
NO985757A 1998-12-09 1998-12-09 FremgangsmÕte ved fremstilling av rustfritt stÕl NO308418B1 (no)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NO985757A NO308418B1 (no) 1998-12-09 1998-12-09 FremgangsmÕte ved fremstilling av rustfritt stÕl
JP2000586964A JP2002531706A (ja) 1998-12-09 1999-01-20 電弧炉における不銹鋼の熔錬中にスラグのクロム含量の減少
EP19990902004 EP1144697A1 (en) 1998-12-09 1999-01-20 Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces
CA 2354006 CA2354006A1 (en) 1998-12-09 1999-01-20 Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces
US09/857,516 US6478840B1 (en) 1998-12-09 1999-01-20 Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces
AU21907/99A AU2190799A (en) 1998-12-09 1999-01-20 Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces
KR1020017007089A KR20010089553A (ko) 1998-12-09 1999-01-20 전기 아크로 내에서 스테인레스 강의 용융 중에 슬래그내의 크롬 함유량의 환원 방법
PCT/NO1999/000015 WO2000034532A1 (en) 1998-12-09 1999-01-20 Reduction of chromium content in slag during melting of stainless steel in electric arc furnaces
TW88118061A TW452597B (en) 1998-12-09 1999-10-19 Method for producing stainless steel
ZA9906792A ZA996792B (en) 1998-12-09 1999-10-28 Method for producing stainless steel.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO985757A NO308418B1 (no) 1998-12-09 1998-12-09 FremgangsmÕte ved fremstilling av rustfritt stÕl

Publications (3)

Publication Number Publication Date
NO985757D0 NO985757D0 (no) 1998-12-09
NO985757L NO985757L (no) 2000-06-13
NO308418B1 true NO308418B1 (no) 2000-09-11

Family

ID=19902713

Family Applications (1)

Application Number Title Priority Date Filing Date
NO985757A NO308418B1 (no) 1998-12-09 1998-12-09 FremgangsmÕte ved fremstilling av rustfritt stÕl

Country Status (10)

Country Link
US (1) US6478840B1 (no)
EP (1) EP1144697A1 (no)
JP (1) JP2002531706A (no)
KR (1) KR20010089553A (no)
AU (1) AU2190799A (no)
CA (1) CA2354006A1 (no)
NO (1) NO308418B1 (no)
TW (1) TW452597B (no)
WO (1) WO2000034532A1 (no)
ZA (1) ZA996792B (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10323507A1 (de) * 2003-05-24 2004-12-09 Sms Demag Ag Verfahren zur Rückgewinnung von metallischen Elementen, insbesondere metallischem Chrom, aus metalloxidhaltigen Schlacken im Elektrolichtbogenofen
GB0511883D0 (en) 2005-06-10 2005-07-20 Boc Group Plc Manufacture of ferroalloys
KR100793591B1 (ko) * 2006-12-28 2008-01-14 주식회사 포스코 산화크롬 함유 슬래그로부터의 크롬 금속 환원 방법
RU2449026C1 (ru) * 2010-10-18 2012-04-27 Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") Способ выплавки железоуглеродистого полупродукта в дуговой сталеплавильной печи
KR101368541B1 (ko) * 2010-12-28 2014-02-27 주식회사 포스코 스테인리스 제강용 용융 환원제 및 이를 이용한 용융 환원법
CN103602781B (zh) * 2013-11-17 2015-03-25 山西太钢不锈钢股份有限公司 一种降低不锈钢冶炼过程电弧炉渣中氧化铬的方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847301A (en) 1955-06-10 1958-08-12 Allegheny Ludlum Steel Process of producing stainless steel
AT251624B (de) * 1962-05-02 1967-01-10 Knapsack Ag Ferrosilizium als Desoxydations-, Schlackenreduktions-, Impf- und/oder Legierungsmittel
US3575696A (en) 1968-09-19 1971-04-20 Jones & Laughlin Steel Corp Process for controlling the manufacture of high-chromium steels
FR2347443A1 (fr) 1976-04-07 1977-11-04 Creusot Loire Procede d'elaboration d'aciers au four a arcs, avec chargement continu

Also Published As

Publication number Publication date
ZA996792B (en) 2001-04-30
NO985757L (no) 2000-06-13
WO2000034532A1 (en) 2000-06-15
JP2002531706A (ja) 2002-09-24
NO985757D0 (no) 1998-12-09
TW452597B (en) 2001-09-01
US6478840B1 (en) 2002-11-12
EP1144697A1 (en) 2001-10-17
CA2354006A1 (en) 2000-06-15
KR20010089553A (ko) 2001-10-06
AU2190799A (en) 2000-06-26

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Legal Events

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