GR3030272T3 - Process for treating silica-bearing material - Google Patents

Process for treating silica-bearing material

Info

Publication number
GR3030272T3
GR3030272T3 GR990401366T GR990401366T GR3030272T3 GR 3030272 T3 GR3030272 T3 GR 3030272T3 GR 990401366 T GR990401366 T GR 990401366T GR 990401366 T GR990401366 T GR 990401366T GR 3030272 T3 GR3030272 T3 GR 3030272T3
Authority
GR
Greece
Prior art keywords
bearing material
treating silica
silicon
line
silica
Prior art date
Application number
GR990401366T
Other languages
English (en)
Inventor
Wet Willem Johannes De
Beer Jacob Adriaan De
Original Assignee
Atomic Energy South Africa
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 Atomic Energy South Africa filed Critical Atomic Energy South Africa
Publication of GR3030272T3 publication Critical patent/GR3030272T3/el

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • C01B33/113—Silicon oxides; Hydrates thereof
    • C01B33/12—Silica; Hydrates thereof, e.g. lepidoic silicic acid
    • C01B33/18—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof
    • C01B33/181—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process
    • C01B33/182—Preparation of finely divided silica neither in sol nor in gel form; After-treatment thereof by a dry process by reduction of a siliceous material, e.g. with a carbonaceous reducing agent and subsequent oxidation of the silicon monoxide formed
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G25/00—Compounds of zirconium
    • C01G25/02—Oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/02—Amorphous compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • 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
    • C01P2006/12—Surface area
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Silicon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Glass Compositions (AREA)
  • Silicates, Zeolites, And Molecular Sieves (AREA)
GR990401366T 1994-06-17 1999-05-20 Process for treating silica-bearing material GR3030272T3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
ZA944342 1994-06-17
ZA951432 1995-02-21
PCT/US1995/007636 WO1995035260A1 (en) 1994-06-17 1995-06-16 Process for treating silica-bearing material

Publications (1)

Publication Number Publication Date
GR3030272T3 true GR3030272T3 (en) 1999-08-31

Family

ID=27142405

Family Applications (1)

Application Number Title Priority Date Filing Date
GR990401366T GR3030272T3 (en) 1994-06-17 1999-05-20 Process for treating silica-bearing material

Country Status (10)

Country Link
EP (1) EP0765291B1 (el)
JP (1) JPH10502899A (el)
CN (1) CN1150791A (el)
AT (1) ATE179398T1 (el)
AU (1) AU692893B2 (el)
CA (1) CA2192198A1 (el)
DE (1) DE69509385T2 (el)
ES (1) ES2131321T3 (el)
GR (1) GR3030272T3 (el)
WO (1) WO1995035260A1 (el)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1996026159A1 (en) * 1995-02-21 1996-08-29 Peltek, Inc. Treatment of zircon
CN110364691A (zh) * 2018-04-09 2019-10-22 北京航空航天大学 锂离子电池用石墨烯-硅氧化合物电极材料及其制备方法
CN113772969A (zh) * 2021-09-29 2021-12-10 山东大学 一种石膏制备生石灰过程中提炼二氧化硅的系统及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH217388A (de) * 1938-04-08 1941-10-15 Ig Farbenindustrie Ag Verfahren zur Gewinnung von Zirkondioxyd aus einem Zirkonsilikat enthaltenden Stoff.
GB1361607A (en) * 1970-08-01 1974-07-30 Stein Refractories Removal of silica from materials containing silica
US3811907A (en) * 1971-08-03 1974-05-21 Humphreys Corp Processing of silicate ores and product thereof
US4118464A (en) * 1977-02-07 1978-10-03 University Of Utah Process for separating silica from silicate-bearing materials
US4755365A (en) * 1985-03-22 1988-07-05 Kawasaki Steel Corporation Method of producing high purity zirconia powder from zircon powder

Also Published As

Publication number Publication date
CA2192198A1 (en) 1995-12-28
AU2902995A (en) 1996-01-15
DE69509385D1 (de) 1999-06-02
CN1150791A (zh) 1997-05-28
ATE179398T1 (de) 1999-05-15
EP0765291A1 (en) 1997-04-02
AU692893B2 (en) 1998-06-18
WO1995035260A1 (en) 1995-12-28
JPH10502899A (ja) 1998-03-17
DE69509385T2 (de) 1999-10-14
EP0765291B1 (en) 1999-04-28
ES2131321T3 (es) 1999-07-16

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