NO912808L - Framgangsmaate for framstilling av silisium-metall. - Google Patents

Framgangsmaate for framstilling av silisium-metall.

Info

Publication number
NO912808L
NO912808L NO91912808A NO912808A NO912808L NO 912808 L NO912808 L NO 912808L NO 91912808 A NO91912808 A NO 91912808A NO 912808 A NO912808 A NO 912808A NO 912808 L NO912808 L NO 912808L
Authority
NO
Norway
Prior art keywords
manufacture
silicon metal
silicon
procedure
furnace
Prior art date
Application number
NO91912808A
Other languages
English (en)
Norwegian (no)
Other versions
NO912808D0 (no
Inventor
Arvid Neil Arvidson
Vishu Dutt Dosaj
James Barratt May
Original Assignee
Dow Corning
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 Dow Corning filed Critical Dow Corning
Publication of NO912808D0 publication Critical patent/NO912808D0/no
Publication of NO912808L publication Critical patent/NO912808L/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/021—Preparation
    • C01B33/023—Preparation by reduction of silica or free silica-containing material
    • C01B33/025—Preparation by reduction of silica or free silica-containing material with carbon or a solid carbonaceous material, i.e. carbo-thermal process

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Silicon Compounds (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
NO91912808A 1990-08-13 1991-07-18 Framgangsmaate for framstilling av silisium-metall. NO912808L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/566,911 US5009703A (en) 1990-08-13 1990-08-13 Silicon smelting process in direct current furnace

Publications (2)

Publication Number Publication Date
NO912808D0 NO912808D0 (no) 1991-07-18
NO912808L true NO912808L (no) 1992-02-14

Family

ID=24264925

Family Applications (1)

Application Number Title Priority Date Filing Date
NO91912808A NO912808L (no) 1990-08-13 1991-07-18 Framgangsmaate for framstilling av silisium-metall.

Country Status (6)

Country Link
US (1) US5009703A (ja)
EP (1) EP0475576B1 (ja)
JP (1) JPH04231315A (ja)
CA (1) CA2047278A1 (ja)
DE (1) DE69102034T2 (ja)
NO (1) NO912808L (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5256592A (en) * 1989-10-20 1993-10-26 Oki Electric Industry Co., Ltd. Method for fabricating a semiconductor integrated circuit device
US5174982A (en) * 1990-12-12 1992-12-29 Dow Corning Corporation Control of carbon balance in a silicon smelting furnace
US5174810A (en) * 1992-02-19 1992-12-29 Dow Corning Corporation Ferrosilicon smelting in a direct current furnace
BR9713893A (pt) * 1996-12-10 2000-02-29 Namakwa Sands Limited Proteção de forno a arco.
US5770022A (en) * 1997-06-05 1998-06-23 Dow Corning Corporation Method of making silica nanoparticles
WO1999033749A1 (fr) * 1997-12-25 1999-07-08 Nippon Steel Corporation PROCEDE DE PREPARATION DE Si EXTREMEMENT PUR, ET EQUIPEMENT POUR LA MISE EN OEUVRE DE CE PROCEDE
US6192065B1 (en) 1998-10-28 2001-02-20 Jan Abraham Ferreira Method and apparatus for controlling arcing in a DC arc furnace
KR101450346B1 (ko) * 2006-03-15 2014-10-14 알이에스씨 인베스트먼츠 엘엘씨 태양 전지 및 다른 용도를 위한 규소 제조 방법
EP2172424A4 (en) * 2007-06-08 2012-03-07 Shinetsu Chemical Co METHOD FOR FIXING METALLIC SILICON
DE102008010744B4 (de) * 2008-02-20 2010-09-30 CBD Labs Pty Ltd., Double Bay Reduktion von Siliziumdioxid
US20110182795A1 (en) * 2008-02-20 2011-07-28 Cbd Energy Limited Reduction of silica
AU2009299906A1 (en) * 2008-09-30 2010-04-08 Evonik Degussa Gmbh Production of solar-grade silicon from silicon dioxide
WO2011055650A1 (ja) * 2009-11-06 2011-05-12 三菱化学株式会社 シリコンの製造方法及び製造装置
EP2546196A1 (en) * 2010-03-11 2013-01-16 Mitsubishi Chemical Corporation Method and jig for producing silicon
CN102311117B (zh) * 2010-06-29 2013-04-10 比亚迪股份有限公司 一种工业硅冶炼异常处理方法
JP5811002B2 (ja) * 2012-03-28 2015-11-11 Ｊｆｅエンジニアリング株式会社 中空炭素電極を用いたＳｉＯの製造方法及び装置
KR101627396B1 (ko) * 2012-10-16 2016-06-03 주식회사 엘지화학 이차전지의 음극 활물질용 규소 산화물
JP5601597B2 (ja) * 2012-10-22 2014-10-08 国立大学法人秋田大学 微細炭化珪素、微細窒化珪素、金属シリコン、塩化珪素の製造方法
CA2835583A1 (fr) * 2013-11-28 2015-05-28 Hydro-Quebec Methode de preparation de siox nano-structure, et son utilisation comme anode de batterie lithium-ion
CN103757703B (zh) * 2014-01-24 2016-08-24 汪长安 一种高纯度大尺寸碳化硅单晶及其制备工艺
EP3331825A4 (en) * 2015-08-07 2019-03-20 HPQ-Silicon Resources Inc. SILICA FOR METHOD FOR THE PRODUCTION OF HIGH-PURITY SILICON
US20220236007A1 (en) * 2019-06-07 2022-07-28 Pyrogenesis Canada Inc. Non-water cooled consumable electrode vacuum arc furnace for continuous process
US10508319B1 (en) 2019-06-27 2019-12-17 MM Metals USA, LLC Method and system for producing low carbon ferrochrome from chromite ore and low carbon ferrochrome produced thereby

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215522A (en) * 1960-11-22 1965-11-02 Union Carbide Corp Silicon metal production
NO129623B (ja) * 1972-01-25 1974-05-06 Elkem Spigerverket As
GB2008559A (en) * 1977-09-09 1979-06-06 Goldblatt N Z Production of silicon
DE3032720C2 (de) * 1980-08-30 1982-12-16 International Minerals & Chemical Luxembourg S.A., 2010 Luxembourg Verfahren zur Herstellung von Silicium aus Quarz und Kohlenstoff im Elektroofen
DE3541125A1 (de) * 1985-05-21 1986-11-27 International Minerals & Chemical Corp., Northbrook, Ill. Verfahren zur herstellung von silicium oder ferrosilicium in einem elektronierderschachtofen und fuer das verfahren geeignete rohstoff-formlinge
US4798659A (en) * 1986-12-22 1989-01-17 Dow Corning Corporation Addition of calcium compounds to the carbothermic reduction of silica
US4865643A (en) * 1988-02-17 1989-09-12 Globe Metallurgical, Inc. Smelting process for making elemental silicon and alloys thereof, and apparatus therefor

Also Published As

Publication number Publication date
US5009703A (en) 1991-04-23
CA2047278A1 (en) 1992-02-14
EP0475576A1 (en) 1992-03-18
DE69102034T2 (de) 1994-12-08
NO912808D0 (no) 1991-07-18
DE69102034D1 (de) 1994-06-23
EP0475576B1 (en) 1994-05-18
JPH04231315A (ja) 1992-08-20

Similar Documents

Publication Publication Date Title
NO912808L (no) Framgangsmaate for framstilling av silisium-metall.
CA2276172A1 (en) Production method of metallic iron
GB1057577A (en) Melting furnace for the production of steel and method of operating the furnace
ATE210199T1 (de) Verfahren zum reduzieren von oxidischen schlacken oder verbrennungsrückständen über einem eisenlegierungsbad
NO20062874L (no) Stabil anode omfattende jernoksyd for anvendelse i en elektrolytisk metallfremstillingscelle og anvendelse av anoder for fremstilling av aluminium.
ES8207587A1 (es) Metodo para reducir selectivamente metales pesados
SE7604322L (sv) Forfarande for staltillverkning med likstrom
DE3463568D1 (en) Bottom electrode for a direct current arc furnace
FR2437760A1 (fr) Dispositif de connexion electrique en contact avec un metal en fusion
Reddy Use of DRI in Steelmaking
Hasegawa et al. Melting Method of Ultra-Low Sulfur and Oxygen Steel by Plasma Induction Furnace
SU665001A1 (ru) Способ получени полупродукта
Hatarascu et al. Influence of Sponge Iron on the Electric Arc Furnace Steelmaking Process
GB872995A (en) Process for purifying silicon or a ferro-silicon alloy
Demukai et al. Development of Reactor Steelmaking Process
JPS54158319A (en) Manufacture of medium carbon molten ferrochromium
Kemeny et al. Plasma-enhanced refining reactions for production of clean steel
Yuasa et al. Steelmaking Without Electric Power With Carbonaceous Material and Oxygen.(Synopsis)
Bowman et al. Electric Programmes and Energy Consumption in Modern Arc Furnaces
JPS569325A (en) Atmospheric gas for heat treatment furnace
JPS5432194A (en) Converter slag treating method
Lyakishev et al. Heating of Molten Metal Bath in Ultrahigh-Power Electric-Arc Steelmaking Furnace
Lorenc et al. Effect of Steelbath and Slag Composition on Oxygen Activity and Mechanical Properties of Steel Turned Out by Two-Slag Process in Basic Electric Arc Furnaces
Fayolle et al. Increasing the Percentage of Scrap in the Converter: Results Obtained on a Bottom-Blown Converter
Kishida et al. Scrap Preheating by Exhaust Gas From Electric Arc Furnace

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application