ES430751A1 - Production of finely divided oxides - Google Patents

Production of finely divided oxides

Info

Publication number
ES430751A1
ES430751A1 ES430751A ES430751A ES430751A1 ES 430751 A1 ES430751 A1 ES 430751A1 ES 430751 A ES430751 A ES 430751A ES 430751 A ES430751 A ES 430751A ES 430751 A1 ES430751 A1 ES 430751A1
Authority
ES
Spain
Prior art keywords
finely divided
production
divided oxides
oxygen
reaction
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
ES430751A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kronos Titan GmbH
Original Assignee
Kronos Titan 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 Kronos Titan GmbH filed Critical Kronos Titan GmbH
Publication of ES430751A1 publication Critical patent/ES430751A1/en
Expired legal-status Critical Current

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
    • C22B34/00—Obtaining refractory metals
    • C22B34/10—Obtaining titanium, zirconium or hafnium
    • C22B34/12—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1218—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes
    • C22B34/1222—Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 obtaining titanium or titanium compounds from ores or scrap by dry processes using a halogen containing agent
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/20—Methods 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
    • C01B13/22—Methods 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/07—Producing by vapour phase processes, e.g. halide oxidation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Saccharide Compounds (AREA)
  • Silicon Compounds (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Abstract

Procedure for the preparation of finely divided oxides of elements whose chlorides are easily volatile, by reaction of the corresponding chlorides with oxygen or with an oxygen-containing gas, at elevated temperatures, characterized in that the reaction is carried out at an overpressure of less than 1, 4 manometric atmospheres. (Machine-translation by Google Translate, not legally binding)
ES430751A 1973-10-08 1974-10-07 Production of finely divided oxides Expired ES430751A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2350469A DE2350469C2 (en) 1973-10-08 1973-10-08 Process for the production of finely divided oxides of elements whose chlorides are highly volatile

Publications (1)

Publication Number Publication Date
ES430751A1 true ES430751A1 (en) 1976-11-16

Family

ID=5894832

Family Applications (1)

Application Number Title Priority Date Filing Date
ES430751A Expired ES430751A1 (en) 1973-10-08 1974-10-07 Production of finely divided oxides

Country Status (11)

Country Link
JP (1) JPS5065498A (en)
BE (1) BE820780A (en)
DE (1) DE2350469C2 (en)
ES (1) ES430751A1 (en)
FI (1) FI58112C (en)
FR (1) FR2246493B1 (en)
GB (1) GB1482173A (en)
IT (1) IT1022656B (en)
NL (1) NL7413179A (en)
NO (1) NO138371C (en)
ZA (1) ZA746410B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3205213C2 (en) * 1982-02-13 1985-08-22 Kronos Titan-Gmbh, 5090 Leverkusen Device for cooling hot gas-TiO? 2? Suspensions from titanium dioxide production by vapor phase oxidation of titanium tetrachloride
DE3516549A1 (en) * 1985-05-08 1986-11-13 Hoechst Ag, 6230 Frankfurt METHOD FOR PRODUCING TITANIUM DIOXIDE CONCENTRATES
CN113231192B (en) * 2021-06-16 2022-05-27 江西省矿产资源保障服务中心 Beneficiation method for silicon dioxide in silicon-planted ore

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU62581A1 (en) * 1971-02-11 1972-10-30

Also Published As

Publication number Publication date
NO138371C (en) 1978-08-23
DE2350469B1 (en) 1975-02-06
NO743446L (en) 1975-05-05
IT1022656B (en) 1978-04-20
NL7413179A (en) 1975-04-10
JPS5065498A (en) 1975-06-03
FI58112B (en) 1980-08-29
FR2246493B1 (en) 1978-11-24
FI292074A (en) 1975-04-09
FI58112C (en) 1980-12-10
NO138371B (en) 1978-05-16
AU7408274A (en) 1976-04-15
GB1482173A (en) 1977-08-10
FR2246493A1 (en) 1975-05-02
ZA746410B (en) 1975-10-29
BE820780A (en) 1975-02-03
DE2350469C2 (en) 1975-09-18

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