IT1099246B - Impianto e procedimento per regolare la colata di silicio liquido - Google Patents

Impianto e procedimento per regolare la colata di silicio liquido

Info

Publication number
IT1099246B
IT1099246B IT28434/78A IT2843478A IT1099246B IT 1099246 B IT1099246 B IT 1099246B IT 28434/78 A IT28434/78 A IT 28434/78A IT 2843478 A IT2843478 A IT 2843478A IT 1099246 B IT1099246 B IT 1099246B
Authority
IT
Italy
Prior art keywords
regulating
plant
procedure
liquid silicon
silicon casting
Prior art date
Application number
IT28434/78A
Other languages
English (en)
Other versions
IT7828434A0 (it
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT7828434A0 publication Critical patent/IT7828434A0/it
Application granted granted Critical
Publication of IT1099246B publication Critical patent/IT1099246B/it

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B7/00—Heating by electric discharge
    • H05B7/18—Heating by arc discharge
    • H05B7/185—Heating gases for arc discharge
    • 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
    • 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
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • 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
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • C01B33/03—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition of silicon halides or halosilanes or reduction thereof with hydrogen as the only reducing agent
    • 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
    • C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
    • C01B33/033—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by reduction of silicon halides or halosilanes with a metal or a metallic alloy as the only reducing agents

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Silicon Compounds (AREA)
  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Photovoltaic Devices (AREA)
IT28434/78A 1977-10-12 1978-10-05 Impianto e procedimento per regolare la colata di silicio liquido IT1099246B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/841,409 US4162291A (en) 1977-10-12 1977-10-12 Liquid silicon casting control mechanism

Publications (2)

Publication Number Publication Date
IT7828434A0 IT7828434A0 (it) 1978-10-05
IT1099246B true IT1099246B (it) 1985-09-18

Family

ID=25284815

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28434/78A IT1099246B (it) 1977-10-12 1978-10-05 Impianto e procedimento per regolare la colata di silicio liquido

Country Status (7)

Country Link
US (1) US4162291A (it)
JP (1) JPS6052082B2 (it)
CA (1) CA1099493A (it)
DE (1) DE2844557A1 (it)
FR (1) FR2405774A1 (it)
GB (1) GB2005650B (it)
IT (1) IT1099246B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265859A (en) * 1978-05-31 1981-05-05 Energy Materials Corporation Apparatus for producing semiconductor grade silicon and replenishing the melt of a crystal growth system
US4343772A (en) * 1980-02-29 1982-08-10 Nasa Thermal reactor
EP0055310A1 (en) * 1980-12-29 1982-07-07 Semix Incorporated Method and apparatus for the continuous casting of silicon
US4442082A (en) * 1982-12-27 1984-04-10 Sri International Process for obtaining silicon from fluosilicic acid
US4584181A (en) * 1982-12-27 1986-04-22 Sri International Process and apparatus for obtaining silicon from fluosilicic acid
US4590043A (en) * 1982-12-27 1986-05-20 Sri International Apparatus for obtaining silicon from fluosilicic acid
US4530101A (en) * 1983-04-15 1985-07-16 Westinghouse Electric Corp. Electric arc fired cupola for remelting of metal chips
US7465351B2 (en) * 2004-06-18 2008-12-16 Memc Electronic Materials, Inc. Melter assembly and method for charging a crystal forming apparatus with molten source material
US7344594B2 (en) * 2004-06-18 2008-03-18 Memc Electronic Materials, Inc. Melter assembly and method for charging a crystal forming apparatus with molten source material
US7691199B2 (en) * 2004-06-18 2010-04-06 Memc Electronic Materials, Inc. Melter assembly and method for charging a crystal forming apparatus with molten source material
DE102008059408A1 (de) * 2008-11-27 2010-06-02 Schmid Silicon Technology Gmbh Verfahren und Vorrichtungen zur Herstellung von Reinstsilizium
CN117430119B (zh) * 2023-12-20 2024-02-20 四川优赛思智能科技有限公司 一种具备自动堵眼功能的工业硅冶炼系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825642A (en) * 1954-03-09 1958-03-04 Du Pont Method of producing group iv-a metals
US2912312A (en) * 1956-10-10 1959-11-10 Cleveland Metal Specialties Co Method of making components for printed circuits
BE571013A (it) * 1957-09-07
DE1160831B (de) * 1962-04-21 1964-01-09 Knapsack Ag Verfahren und Vorrichtung zur Herstellung von Titannitrid
US3445191A (en) * 1965-07-14 1969-05-20 Westinghouse Electric Corp Arc heater apparatus for chemical processing
DE1290712B (de) * 1966-01-15 1969-03-13 Hoechst Ag Gegen den Abbau durch Licht und Waerme stabilisierte Formmassen
US3661764A (en) * 1969-11-14 1972-05-09 Humphreys Corp Material treatment apparatus
US3705975A (en) * 1970-03-02 1972-12-12 Westinghouse Electric Corp Self-stabilizing arc heater apparatus
GB1355433A (en) * 1971-07-28 1974-06-05 Electricity Council Production of titanium
NO129623B (it) * 1972-01-25 1974-05-06 Elkem Spigerverket As
CA1086914A (en) * 1975-08-11 1980-10-07 Charles B. Wolf Process for production of magnetite spheres with an arc heater
IT1055884B (it) * 1976-02-17 1982-01-11 Montedison Spa Procedimento ad arco plasma di prodotti ceramici metallici e simili
US4102765A (en) * 1977-01-06 1978-07-25 Westinghouse Electric Corp. Arc heater production of silicon involving alkali or alkaline-earth metals
US4102985A (en) * 1977-01-06 1978-07-25 Westinghouse Electric Corp. Arc heater production of silicon involving a hydrogen reduction

Also Published As

Publication number Publication date
CA1099493A (en) 1981-04-21
GB2005650A (en) 1979-04-25
FR2405774A1 (fr) 1979-05-11
DE2844557A1 (de) 1979-04-26
US4162291A (en) 1979-07-24
JPS5464986A (en) 1979-05-25
IT7828434A0 (it) 1978-10-05
GB2005650B (en) 1982-09-02
FR2405774B1 (it) 1983-12-02
JPS6052082B2 (ja) 1985-11-18

Similar Documents

Publication Publication Date Title
IT1097962B (it) Dispositivo per la somministrazione li liquido parenterico
IT1077260B (it) Procedimento per il controllo di apparecchi per l'analisi di gas
IT7924401A0 (it) Procedimento per la purificazione e coltivazione sequenziale di cristalli di silicio.
PL198228A1 (pl) Srodek regulujacy wzrost roslin
IT1133717B (it) Antischiuma liquido
IT1105809B (it) Contenitore per la distribuzione di per esempio piante conservate
IT8023410A0 (it) Dispositivo per il sollevamento controllato delle visiere di caschi e simili.
SE7802269L (sv) Anordning vid centrifugrors overdel
IT7830616A0 (it) Dispositivo per l'azionamento comandato di valvole.
IT1099246B (it) Impianto e procedimento per regolare la colata di silicio liquido
PL205233A1 (pl) Srodek regulujacy wzrost roslin
BR7806679A (pt) Dispositivo para regular a adicao de um liquido
IT1113935B (it) Dispositivo per la preparazione di malt o simili
IT1085541B (it) Vetro per la passivazione di dispositivi semiconduttori
IT7830528A0 (it) Mezzi per regolare la crescita delle piante.
IT7850692A0 (it) Dispositivo per la preparazione disoluzioni di controllo liquide
IT1114914B (it) Dispositivo per il prosciugamento o essicazione di fanghi o simili
IT1119549B (it) Procedimento e dispositivo per la garzatura di tessuti
BR7906517A (pt) Conjunto de distribuicao de liquido
PL203191A1 (pl) Srodek do regulowania wzrostu roslin
BE848099A (fr) Dispositif pour la formation de rangees de tuiles
PL211046A1 (pl) Srodek do regulowania wzrostu roslin
PL211795A1 (pl) Srodek regulujacy wzrost roslin
ATA822778A (de) Pflanzenwachstumsregulierendes mittel
PL206391A1 (pl) Srodek do regulowania wzrostu roslin