BE579612A - Process for the preparation of very pure metals and metalloids of groups 3 and 4, as well as their mixtures and their alloys. - Google Patents

Process for the preparation of very pure metals and metalloids of groups 3 and 4, as well as their mixtures and their alloys.

Info

Publication number
BE579612A
BE579612A BE579612A BE579612A BE579612A BE 579612 A BE579612 A BE 579612A BE 579612 A BE579612 A BE 579612A BE 579612 A BE579612 A BE 579612A BE 579612 A BE579612 A BE 579612A
Authority
BE
Belgium
Prior art keywords
metalloids
alloys
mixtures
groups
preparation
Prior art date
Application number
BE579612A
Other languages
French (fr)
Original Assignee
Wacker Chemie Gmbh
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 Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh
Publication of BE579612A publication Critical patent/BE579612A/en

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
    • C22B41/00—Obtaining germanium
    • 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
    • C01B33/06—Metal silicides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B35/00—Boron; Compounds thereof
    • C01B35/02—Boron; Borides
    • C01B35/023—Boron
    • 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
    • C22B1/00—Preliminary treatment of ores or scrap
    • C22B1/02—Roasting processes
    • C22B1/10—Roasting processes in fluidised form
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Geology (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Silicon Compounds (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
BE579612A 1958-06-25 1959-06-12 Process for the preparation of very pure metals and metalloids of groups 3 and 4, as well as their mixtures and their alloys. BE579612A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW23572A DE1082883B (en) 1958-06-25 1958-06-25 Process for the production of high purity boron, silicon or germanium or mixtures of these substances

Publications (1)

Publication Number Publication Date
BE579612A true BE579612A (en) 1959-10-01

Family

ID=7597614

Family Applications (1)

Application Number Title Priority Date Filing Date
BE579612A BE579612A (en) 1958-06-25 1959-06-12 Process for the preparation of very pure metals and metalloids of groups 3 and 4, as well as their mixtures and their alloys.

Country Status (3)

Country Link
BE (1) BE579612A (en)
DE (1) DE1082883B (en)
GB (1) GB926362A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1667289A1 (en) * 1967-02-17 1971-06-09 Schloemann Ag Process for reducing solid, liquid or gaseous oxide-containing compounds by using alkali metal hydride
FR2178799A1 (en) * 1972-04-07 1973-11-16 Anvar Granular boron - by reducing volative boron cpd with hydrogen in fluidised boron bed
US4158695A (en) * 1976-07-01 1979-06-19 Hiroshi Ishizuka Electrothermal fluidized bed furnace
US5013604A (en) * 1988-10-11 1991-05-07 Ethyl Corporation Preparation of high purity boron
KR100411180B1 (en) * 2001-01-03 2003-12-18 한국화학연구원 Method for preparing polycrystalline silicon

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB778383A (en) * 1953-10-02 1957-07-03 Standard Telephones Cables Ltd Improvements in or relating to the production of material for semi-conductors
GB745698A (en) * 1953-09-25 1956-02-29 Standard Telephones Cables Ltd Improvements in or relating to methods of producing silicon of high purity

Also Published As

Publication number Publication date
DE1082883B (en) 1960-06-09
GB926362A (en) 1963-05-15

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