CH332127A - Process for removing impurities from carbon objects - Google Patents

Process for removing impurities from carbon objects

Info

Publication number
CH332127A
CH332127A CH332127DA CH332127A CH 332127 A CH332127 A CH 332127A CH 332127D A CH332127D A CH 332127DA CH 332127 A CH332127 A CH 332127A
Authority
CH
Switzerland
Prior art keywords
removing impurities
carbon objects
objects
carbon
impurities
Prior art date
Application number
Other languages
French (fr)
Inventor
Brooks Lynn
Original Assignee
Union Carbide 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 Union Carbide Corp filed Critical Union Carbide Corp
Publication of CH332127A publication Critical patent/CH332127A/en

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
    • H05B3/00—Ohmic-resistance heating
    • H05B3/60—Heating arrangements wherein the heating current flows through granular powdered or fluid material, e.g. for salt-bath furnace, electrolytic heating
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/05—Preparation or purification of carbon not covered by groups C01B32/15, C01B32/20, C01B32/25, C01B32/30
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
    • C01B32/21—After-treatment
    • C01B32/215—Purification; Recovery or purification of graphite formed in iron making, e.g. kish graphite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/53—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone involving the removal of at least part of the materials of the treated article, e.g. etching, drying of hardened concrete
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH332127D 1955-08-03 1955-08-10 Process for removing impurities from carbon objects CH332127A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB22239/55A GB798644A (en) 1955-08-03 1955-08-03 Improvements in or relating to the purification of carbon or graphite articles

Publications (1)

Publication Number Publication Date
CH332127A true CH332127A (en) 1958-08-31

Family

ID=10176163

Family Applications (1)

Application Number Title Priority Date Filing Date
CH332127D CH332127A (en) 1955-08-03 1955-08-10 Process for removing impurities from carbon objects

Country Status (6)

Country Link
BE (1) BE540521A (en)
CH (1) CH332127A (en)
FR (1) FR1135459A (en)
GB (1) GB798644A (en)
LU (1) LU33787A1 (en)
NL (2) NL199674A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3764157B2 (en) * 2003-10-10 2006-04-05 東洋炭素株式会社 High-purity carbon-based material and ceramic film-coated high-purity carbon-based material
DE102011016273A1 (en) * 2011-04-06 2012-10-11 Forschungszentrum Jülich GmbH Process for producing carbon and graphite materials and carbon and graphite materials produced thereby
CN109867281A (en) * 2019-04-10 2019-06-11 哈尔滨理工大学 A kind of preparation method of high purity graphite
CN111186834A (en) * 2020-01-09 2020-05-22 成都理工大学 Method for preparing high-purity graphite by adopting natural crystalline graphite
CN113603085B (en) * 2021-03-19 2024-06-21 哈尔滨理工大学 Method for efficiently purifying graphite
CN115744897A (en) * 2022-11-04 2023-03-07 西安时代烯科新能源科技有限公司 Method for purifying graphite by using fluorine-containing organic matter

Also Published As

Publication number Publication date
FR1135459A (en) 1957-04-29
NL199674A (en)
NL104972C (en)
GB798644A (en) 1958-07-23
BE540521A (en)
LU33787A1 (en)

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