NO20022409L - Kalsium-silikatbasert slagg, fremgangsmåte for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltetsilium - Google Patents

Kalsium-silikatbasert slagg, fremgangsmåte for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltetsilium

Info

Publication number
NO20022409L
NO20022409L NO20022409A NO20022409A NO20022409L NO 20022409 L NO20022409 L NO 20022409L NO 20022409 A NO20022409 A NO 20022409A NO 20022409 A NO20022409 A NO 20022409A NO 20022409 L NO20022409 L NO 20022409L
Authority
NO
Norway
Prior art keywords
silicate
slag
calcium
application
based slag
Prior art date
Application number
NO20022409A
Other languages
English (en)
Other versions
NO318092B1 (no
NO20022409D0 (no
Inventor
Erik Enebakk
Gabriella Maria Tranell
Ragnar Tronstad
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 NO20022409A priority Critical patent/NO318092B1/no
Publication of NO20022409D0 publication Critical patent/NO20022409D0/no
Priority to BRPI0311151-2A priority patent/BR0311151B1/pt
Priority to EP03730916.8A priority patent/EP1517857B1/en
Priority to US10/515,583 priority patent/US7918916B2/en
Priority to CNB038115255A priority patent/CN1307094C/zh
Priority to AU2003241215A priority patent/AU2003241215A1/en
Priority to KR1020047018693A priority patent/KR100635683B1/ko
Priority to PCT/NO2003/000091 priority patent/WO2003097528A1/en
Priority to ES03730916.8T priority patent/ES2639377T3/es
Priority to JP2004505266A priority patent/JP4227956B2/ja
Priority to CA002486439A priority patent/CA2486439C/en
Publication of NO20022409L publication Critical patent/NO20022409L/no
Publication of NO318092B1 publication Critical patent/NO318092B1/no
Priority to US12/041,373 priority patent/US7879130B2/en
Priority to US12/501,725 priority patent/US7854784B2/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/02Silicon
    • C01B33/037Purification
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/20Silicates
    • C01B33/24Alkaline-earth metal silicates
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/0087Treatment of slags covering the steel bath, e.g. for separating slag from the molten metal
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/072Treatment with gases
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21CPROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
    • C21C7/00Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
    • C21C7/04Removing impurities by adding a treating agent
    • C21C7/076Use of slags or fluxes as treating agents
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Metallurgy (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Silicon Compounds (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
  • Processing Of Solid Wastes (AREA)
  • Furnace Details (AREA)
NO20022409A 2002-05-22 2002-05-22 Kalsium-silikatbasert slagg, fremgangsmate for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltet silium NO318092B1 (no)

Priority Applications (13)

Application Number Priority Date Filing Date Title
NO20022409A NO318092B1 (no) 2002-05-22 2002-05-22 Kalsium-silikatbasert slagg, fremgangsmate for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltet silium
CA002486439A CA2486439C (en) 2002-05-22 2003-03-17 A calcium-silicate based slag for treatment of molten silicon
KR1020047018693A KR100635683B1 (ko) 2002-05-22 2003-03-17 용융 실리콘을 처리하기 위한 칼슘-실리케이트 기재의슬래그
ES03730916.8T ES2639377T3 (es) 2002-05-22 2003-03-17 Método de tratamiento de silicio fundido
US10/515,583 US7918916B2 (en) 2002-05-22 2003-03-17 Calcium-silicate based slag for treatment of molten steel
CNB038115255A CN1307094C (zh) 2002-05-22 2003-03-17 用于熔融硅处理的以硅酸钙为基的熔渣
AU2003241215A AU2003241215A1 (en) 2002-05-22 2003-03-17 A calcium-silicate based slag for treatment of molten silicon
BRPI0311151-2A BR0311151B1 (pt) 2002-05-22 2003-03-17 escória à base de silicato de cálcio, método para produzir a mesma e uso da mesma.
PCT/NO2003/000091 WO2003097528A1 (en) 2002-05-22 2003-03-17 A calcium-silicate based slag for treatment of molten silicon
EP03730916.8A EP1517857B1 (en) 2002-05-22 2003-03-17 Method of treatment of molten silicon
JP2004505266A JP4227956B2 (ja) 2002-05-22 2003-03-17 溶融珪素の処理のための珪酸カルシウムスラグ
US12/041,373 US7879130B2 (en) 2002-05-22 2008-03-03 Calcium-silicate based slag for treatment of molten silicon
US12/501,725 US7854784B2 (en) 2002-05-22 2009-07-13 Calcium-silicate based slag for treatment of molten silicon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20022409A NO318092B1 (no) 2002-05-22 2002-05-22 Kalsium-silikatbasert slagg, fremgangsmate for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltet silium

Publications (3)

Publication Number Publication Date
NO20022409D0 NO20022409D0 (no) 2002-05-22
NO20022409L true NO20022409L (no) 2003-11-24
NO318092B1 NO318092B1 (no) 2005-01-31

Family

ID=19913651

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20022409A NO318092B1 (no) 2002-05-22 2002-05-22 Kalsium-silikatbasert slagg, fremgangsmate for fremstilling av kalsium-silikatbasert slagg, og anvendelse for slaggbehandling av smeltet silium

Country Status (11)

Country Link
US (3) US7918916B2 (no)
EP (1) EP1517857B1 (no)
JP (1) JP4227956B2 (no)
KR (1) KR100635683B1 (no)
CN (1) CN1307094C (no)
AU (1) AU2003241215A1 (no)
BR (1) BR0311151B1 (no)
CA (1) CA2486439C (no)
ES (1) ES2639377T3 (no)
NO (1) NO318092B1 (no)
WO (1) WO2003097528A1 (no)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7682585B2 (en) 2006-04-25 2010-03-23 The Arizona Board Of Regents On Behalf Of The University Of Arizona Silicon refining process
WO2008122621A1 (en) * 2007-04-05 2008-10-16 Solvay (Société Anonyme) High-purity calcium compounds
EP2212249B1 (en) 2007-09-13 2015-01-14 Silicio Ferrosolar, S.L.U. Process for the production of medium and high purity silicon from metallurgical grade silicon
CN102020279B (zh) * 2009-09-09 2013-05-01 陕西合林电子材料有限公司 一种用于提纯硅的除磷熔渣
TWI449792B (zh) * 2011-10-07 2014-08-21 China Steel Corp 降低復磷量之煉鋼方法
CN102557039A (zh) * 2012-03-07 2012-07-11 昆明理工大学 一种造渣精炼工业硅熔体除硼的精炼剂
TWI488807B (zh) 2012-06-25 2015-06-21 Silicor Materials Inc 添加鹼金屬鎂鹵化物至溶劑金屬
WO2014004392A1 (en) 2012-06-25 2014-01-03 Silicor Materials Inc. Method to purify aluminum and use of purified aluminum to purify silicon
CN103276446B (zh) * 2013-06-06 2015-09-09 青岛隆盛晶硅科技有限公司 一种介质熔炼后渣剂再利用的方法
CN103708465B (zh) * 2013-12-06 2015-11-04 青岛隆盛晶硅科技有限公司 一种利用混渣的介质熔炼工艺
CN104556051B (zh) * 2014-12-25 2017-02-22 大连理工大学 一种以冶金法去除多晶硅造渣剂中硼元素的方法及制备的再生造渣剂
RU2588627C1 (ru) * 2015-03-30 2016-07-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Рязанский государственный радиотехнический университет" Способ рафинирования металлургического кремния
GB201621609D0 (en) 2016-12-19 2017-02-01 Norwegian Univ Of Science And Tech (Ntnu) Process for the production of commercial grade silicon
CN113025923B (zh) * 2021-02-02 2022-07-08 攀钢集团江油长城特殊钢有限公司 一种低铝低氧合结钢及其制备方法

Family Cites Families (20)

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SE339700B (no) * 1969-04-23 1971-10-18 Stora Kopparbergs Bergslags Ab
US3871872A (en) * 1973-05-30 1975-03-18 Union Carbide Corp Method for promoting metallurgical reactions in molten metal
DE2706175C3 (de) * 1977-02-14 1980-05-29 Wacker-Chemie Gmbh, 8000 Muenchen Verfahren zum Verschmelzen und Reinigen von Silicium
EP0002135B1 (en) * 1977-11-21 1982-11-03 Union Carbide Corporation Improved refined metallurgical silicon and process for the production thereof
CA1147528A (en) * 1979-06-09 1983-06-07 Seikichi Tabei Additives for continuous casting of steel
DE2925679A1 (de) * 1979-06-26 1981-01-22 Heliotronic Gmbh Verfahren zur herstellung von siliciumstaeben
DE3201312C2 (de) * 1982-01-18 1983-12-22 Skw Trostberg Ag, 8223 Trostberg Verfahren zur Reinigung von Silicium
DE3208877A1 (de) * 1982-03-11 1983-09-22 Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen Verfahren zur entfernung des schlackenanteils aus schmelzmischungen von schlacke und silicium
DE3208878A1 (de) * 1982-03-11 1983-09-22 Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen Semikontinuierliches verfahren zur herstellung von reinem silicium
GB2116959B (en) * 1982-03-19 1985-09-04 Atomic Energy Authority Uk Materials suitable for use as thermal spraying powders
DE3331046A1 (de) * 1983-08-29 1985-03-14 Wacker-Chemie GmbH, 8000 München Verfahren zum behandeln von silicium und ferrosilicium mit schlacke
DE3635064A1 (de) * 1986-10-15 1988-04-21 Bayer Ag Verfahren zur raffination von silicium und derart gereinigtes silicium
US5187126A (en) * 1988-07-29 1993-02-16 Nippon Chemical Industrial Co., Ltd. Slag treatment material
JPH07206420A (ja) * 1994-01-10 1995-08-08 Showa Alum Corp 高純度ケイ素の製造方法
WO1997003922A1 (en) 1994-01-10 1997-02-06 Showa Aluminum Corporation Process for producing high-purity silicon
NO180532C (no) * 1994-09-01 1997-05-07 Elkem Materials Fremgangsmåte for fjerning av forurensninger fra smeltet silisium
NO980139L (no) * 1995-07-14 1998-01-13 Showa Aluminum Corp Fremgangsmåte for fremstilling av silisium med höy renhet
CN1083396C (zh) * 1995-07-14 2002-04-24 昭和电工株式会社 高纯度硅的制造方法
US6368403B1 (en) * 1997-08-28 2002-04-09 Crystal Systems, Inc. Method and apparatus for purifying silicon
CN101511731B (zh) * 2006-09-14 2012-02-22 希利贝坎库公司 用于提纯低级硅材料的方法和装置

Also Published As

Publication number Publication date
JP2005525988A (ja) 2005-09-02
NO318092B1 (no) 2005-01-31
US20090274608A1 (en) 2009-11-05
US20080156145A1 (en) 2008-07-03
EP1517857A1 (en) 2005-03-30
KR20050016417A (ko) 2005-02-21
CN1307094C (zh) 2007-03-28
ES2639377T3 (es) 2017-10-26
KR100635683B1 (ko) 2006-10-17
BR0311151A (pt) 2005-03-29
WO2003097528A1 (en) 2003-11-27
US7918916B2 (en) 2011-04-05
US7879130B2 (en) 2011-02-01
CA2486439A1 (en) 2003-11-27
US7854784B2 (en) 2010-12-21
CN1656015A (zh) 2005-08-17
NO20022409D0 (no) 2002-05-22
EP1517857B1 (en) 2017-06-21
AU2003241215A1 (en) 2003-12-02
US20050172757A1 (en) 2005-08-11
CA2486439C (en) 2008-10-14
JP4227956B2 (ja) 2009-02-18
BR0311151B1 (pt) 2012-01-24

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Legal Events

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CHAD Change of the owner's name or address (par. 44 patent law, par. patentforskriften)

Owner name: REC SOLAR NORWAY AS, NO

MK1K Patent expired