BE508951A - - Google Patents

Info

Publication number
BE508951A
BE508951A BE508951DA BE508951A BE 508951 A BE508951 A BE 508951A BE 508951D A BE508951D A BE 508951DA BE 508951 A BE508951 A BE 508951A
Authority
BE
Belgium
Application number
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.)
Publication of BE508951A publication Critical patent/BE508951A/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00Silicon; Compounds thereof
    • C01B33/113Silicon oxides; Hydrates thereof
    • C01B33/12Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/183Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by oxidation or hydrolysis in the vapour phase of silicon compounds such as halides, trichlorosilane, monosilane
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14Methods for preparing oxides or hydroxides in general
    • C01B13/20Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
    • C01B13/22Methods for preparing oxides or hydroxides in general by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state of halides or oxyhalides
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01GCOMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00Compounds of titanium
    • C01G23/04Oxides; Hydroxides
    • C01G23/047Titanium dioxide
    • C01G23/07Producing by vapour phase processes, e.g. halide oxidation
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00Particle morphology
    • C01P2004/60Particles characterised by their size
    • C01P2004/62Submicrometer sized, i.e. from 0.1-1 micrometer
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/60Optical properties, e.g. expressed in CIELAB-values
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01PINDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00Physical properties of inorganic compounds
    • C01P2006/80Compositional purity
    • C01P2006/82Compositional purity water content

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Silicon Compounds (AREA)
BE508951D 1951-02-07 BE508951A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH708970X 1951-02-07

Publications (1)

Publication Number Publication Date
BE508951A true BE508951A (ko)

Family

ID=4530605

Family Applications (1)

Application Number Title Priority Date Filing Date
BE508951D BE508951A (ko) 1951-02-07

Country Status (5)

Country Link
BE (1) BE508951A (ko)
CH (1) CH295398A (ko)
DE (1) DE948415C (ko)
FR (1) FR1054385A (ko)
GB (1) GB708970A (ko)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1151337B (de) * 1957-11-15 1963-07-11 Pittsburgh Plate Glass Co Verfahren zur Herstellung von Titandioxyd-Pigmenten
DE2849851C3 (de) * 1978-11-17 1981-11-05 Degussa Ag, 6000 Frankfurt Verfahren zur pyrogenen Herstellung von feinstteiligem Oxid eines Metalls und/oder eines Metalloids
DE2904199A1 (de) * 1979-02-05 1980-08-07 Degussa Verfahren zur gelenkten herstellung von kieselsaeure mittels flammenhydrolyse
JPS6387519A (ja) * 1986-09-29 1988-04-18 Mitsubishi Jushi Eng Kk 半導体製造装置の排ガス燃焼方法
FR2612606B1 (fr) * 1987-03-18 1990-09-14 Air Liquide Procede et dispositif de destruction d'effluents gazeux toxiques
JPH0195214A (ja) * 1987-10-06 1989-04-13 Toyo Sanso Kk 特殊材料ガスの燃焼方法
DE4009299A1 (de) * 1989-04-19 1990-10-25 Degussa (alpha)-aluminiumoxid und verfahren zu seiner herstellung
DE4102328A1 (de) * 1991-01-26 1992-07-30 Degussa Pyrogen hergestelltes nioboxid
WO2007127232A2 (en) * 2006-04-28 2007-11-08 Cabot Corporation Process for the production of fumed silica
DE102018127955A1 (de) 2018-11-08 2020-05-14 Umicore Ag & Co. Kg Katalytisch aktiver Partikelfilter mit hoher Filtrationseffizienz
DE102018127953A1 (de) 2018-11-08 2020-05-14 Umicore Ag & Co. Kg Wandflussfilter mit hoher Filtrationseffizienz
DE102018127957A1 (de) 2018-11-08 2020-05-14 Umicore Ag & Co. Kg Partikelfilter mit mehreren Beschichtungen

Also Published As

Publication number Publication date
FR1054385A (fr) 1954-02-10
GB708970A (en) 1954-05-12
CH295398A (de) 1953-12-31
DE948415C (de) 1956-08-30

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