IT1164855B - Procedimento ed apparecchiatura per ottenere silicio da acido fluosilicico - Google Patents

Procedimento ed apparecchiatura per ottenere silicio da acido fluosilicico

Info

Publication number
IT1164855B
IT1164855B IT47505/83A IT4750583A IT1164855B IT 1164855 B IT1164855 B IT 1164855B IT 47505/83 A IT47505/83 A IT 47505/83A IT 4750583 A IT4750583 A IT 4750583A IT 1164855 B IT1164855 B IT 1164855B
Authority
IT
Italy
Prior art keywords
procedure
equipment
fluosilicic acid
obtaining silicon
silicon
Prior art date
Application number
IT47505/83A
Other languages
English (en)
Italian (it)
Other versions
IT8347505A0 (it
Inventor
Angel Sanjurjo
Original Assignee
Stanford Res Inst Int
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 Stanford Res Inst Int filed Critical Stanford Res Inst Int
Publication of IT8347505A0 publication Critical patent/IT8347505A0/it
Application granted granted Critical
Publication of IT1164855B publication Critical patent/IT1164855B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0073—Sealings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0066—Stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/02—Apparatus characterised by being constructed of material selected for its chemically-resistant properties
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/02—Apparatus characterised by their chemically-resistant properties
    • B01J2219/0204—Apparatus characterised by their chemically-resistant properties comprising coatings on the surfaces in direct contact with the reactive components
    • 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
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
IT47505/83A 1982-01-05 1983-01-04 Procedimento ed apparecchiatura per ottenere silicio da acido fluosilicico IT1164855B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US33713682A 1982-01-05 1982-01-05

Publications (2)

Publication Number Publication Date
IT8347505A0 IT8347505A0 (it) 1983-01-04
IT1164855B true IT1164855B (it) 1987-04-15

Family

ID=23319268

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47505/83A IT1164855B (it) 1982-01-05 1983-01-04 Procedimento ed apparecchiatura per ottenere silicio da acido fluosilicico

Country Status (7)

Country Link
EP (1) EP0098297A1 (enrdf_load_stackoverflow)
ES (1) ES518813A0 (enrdf_load_stackoverflow)
GR (1) GR78318B (enrdf_load_stackoverflow)
IT (1) IT1164855B (enrdf_load_stackoverflow)
MA (1) MA19674A1 (enrdf_load_stackoverflow)
PT (1) PT76066B (enrdf_load_stackoverflow)
WO (1) WO1983002443A1 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50304466D1 (de) * 2002-01-18 2006-09-14 Wacker Chemie Ag Verfahren zur herstellung von organohalogensilanen aus amorphem silizium
EP1710207A1 (de) * 2002-01-18 2006-10-11 Wacker Chemie AG Verfahren zur Herstellung von amorphem Silicium
DE102010045260A1 (de) 2010-09-14 2012-03-15 Spawnt Private S.À.R.L. Verfahren zur Herstellung von fluorierten Polysilanen
WO2017075108A1 (en) * 2015-10-26 2017-05-04 Sri International Method and apparatus for solar grade silicon production

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2172969A (en) * 1936-09-28 1939-09-12 Eringer Josef Process for obtaining silicon from its compounds
US3041145A (en) * 1957-07-15 1962-06-26 Robert S Aries Production of pure silicon
US2941867A (en) * 1957-10-14 1960-06-21 Du Pont Reduction of metal halides
US2999736A (en) * 1959-01-07 1961-09-12 Houdry Process Corp High purity silicon
NL251604A (enrdf_load_stackoverflow) * 1959-05-13
US3793436A (en) * 1970-08-03 1974-02-19 R Hartig Closed pond system for wet process phosphate plants
US3963838A (en) * 1974-05-24 1976-06-15 Texas Instruments Incorporated Method of operating a quartz fluidized bed reactor for the production of silicon
US4169129A (en) * 1978-02-24 1979-09-25 Nasa Sodium storage and injection system
US4188368A (en) * 1978-03-29 1980-02-12 Nasa Method of producing silicon
US4298586A (en) * 1978-10-23 1981-11-03 Occidental Research Corp. Recovery of hydrofluoric acid from fluosilicic acid

Also Published As

Publication number Publication date
IT8347505A0 (it) 1983-01-04
EP0098297A1 (en) 1984-01-18
ES8405728A1 (es) 1984-06-16
MA19674A1 (fr) 1983-07-01
WO1983002443A1 (en) 1983-07-21
GR78318B (enrdf_load_stackoverflow) 1984-09-26
PT76066B (en) 1985-10-04
PT76066A (en) 1983-02-01
ES518813A0 (es) 1984-06-16

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