BE867203A - Procede de purification de substances solides - Google Patents

Procede de purification de substances solides

Info

Publication number
BE867203A
BE867203A BE187801A BE187801A BE867203A BE 867203 A BE867203 A BE 867203A BE 187801 A BE187801 A BE 187801A BE 187801 A BE187801 A BE 187801A BE 867203 A BE867203 A BE 867203A
Authority
BE
Belgium
Prior art keywords
purification process
solid substances
substances purification
solid
substances
Prior art date
Application number
BE187801A
Other languages
English (en)
Original Assignee
Wacker Chemitronic
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 Chemitronic filed Critical Wacker Chemitronic
Publication of BE867203A publication Critical patent/BE867203A/fr

Links

Classifications

    • 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
    • C01B33/037—Purification
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • B01D9/0013—Crystallisation cooling by heat exchange by indirect heat exchange
    • 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
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/02—Refining by liquating, filtering, centrifuging, distilling, or supersonic wave action including acoustic waves
    • 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)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Thermal Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
BE187801A 1977-05-20 1978-05-18 Procede de purification de substances solides BE867203A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772722784 DE2722784A1 (de) 1977-05-20 1977-05-20 Verfahren zum reinigen von feststoffen

Publications (1)

Publication Number Publication Date
BE867203A true BE867203A (fr) 1978-11-20

Family

ID=6009447

Family Applications (1)

Application Number Title Priority Date Filing Date
BE187801A BE867203A (fr) 1977-05-20 1978-05-18 Procede de purification de substances solides

Country Status (7)

Country Link
US (1) US4231755A (fr)
JP (1) JPS53144878A (fr)
BE (1) BE867203A (fr)
DE (1) DE2722784A1 (fr)
FR (1) FR2390994A1 (fr)
IT (1) IT1104828B (fr)
NL (1) NL7804614A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2925679A1 (de) * 1979-06-26 1981-01-22 Heliotronic Gmbh Verfahren zur herstellung von siliciumstaeben
DE3011860A1 (de) * 1980-03-27 1981-10-01 Degussa Ag, 6000 Frankfurt Verfahren zur handhabung von fluessigem cyanurchlorid
FR2564485B1 (fr) * 1984-05-17 1986-08-14 Pechiney Aluminium Procede de purification en continu de metaux par cristallisation fractionnee sur un cylindre tournant
FI70376C (fi) * 1984-07-04 1986-09-19 Neste Oy Foerfarande och anordning foer separering eller rening av organiska aemnen
DE3727646A1 (de) * 1987-08-19 1989-03-02 Bayer Ag Verfahren zur kontinuierlichen raffination von silicium
JP4111669B2 (ja) 1999-11-30 2008-07-02 シャープ株式会社 シート製造方法、シートおよび太陽電池
EP3156389A1 (fr) * 2015-10-12 2017-04-19 GFBiochemicals Ltd Procédé de purification de l'acide lévulinique

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US290016A (en) * 1883-12-11 Process of and apparatus for chilling paraffine-oils
DE665211C (de) * 1932-10-17 1938-09-21 Tadeusz Sendzimir Verfahren und Vorrichtung zur Erzeugung von raffinierten Metallformstuecken aus nichtraffinierten Metallen
CH233608A (de) * 1940-07-08 1944-08-15 Spolek Verfahren zur fraktionierten Kristallisation geschmolzener Legierungen.
US2651922A (en) * 1949-09-02 1953-09-15 Phillips Petroleum Co Crystallization process and apparatus
US2904412A (en) * 1953-12-28 1959-09-15 Phillips Petroleum Co Crystal separation and purification
US3400548A (en) * 1965-06-25 1968-09-10 Marathon Oil Co Crystal separation of dimethylnaphthalene
CH514502A (de) * 1969-12-03 1971-10-31 Bertrams Ag Hch Verfahren und Einrichtung zum Herstellen von Blöcken aus flüssiger Laugenschmelze
US3966445A (en) * 1974-06-07 1976-06-29 Adams Clyde C Freeze refining method

Also Published As

Publication number Publication date
IT1104828B (it) 1985-10-28
DE2722784A1 (de) 1978-11-30
FR2390994A1 (fr) 1978-12-15
US4231755A (en) 1980-11-04
IT7849431A0 (it) 1978-05-18
NL7804614A (nl) 1978-11-22
JPS53144878A (en) 1978-12-16

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