CA1198580A - Process for making a titanium dioxide concentrate - Google Patents

Process for making a titanium dioxide concentrate

Info

Publication number
CA1198580A
CA1198580A CA000418812A CA418812A CA1198580A CA 1198580 A CA1198580 A CA 1198580A CA 000418812 A CA000418812 A CA 000418812A CA 418812 A CA418812 A CA 418812A CA 1198580 A CA1198580 A CA 1198580A
Authority
CA
Canada
Prior art keywords
iron
gas
tio2
titanium oxide
chlorine
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
CA000418812A
Other languages
English (en)
French (fr)
Inventor
Klaus Jodden
Gero Heymer
Hans-Werner Stephan
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of CA1198580A publication Critical patent/CA1198580A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22BPRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B34/00Obtaining refractory metals
    • C22B34/10Obtaining titanium, zirconium or hafnium
    • C22B34/12Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08
    • C22B34/1204Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
    • C22B34/1209Obtaining titanium or titanium compounds from ores or scrap by metallurgical processing; preparation of titanium compounds from other titanium compounds see C01G23/00 - C01G23/08 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent by dry processes, e.g. with selective chlorination of iron or with formation of a titanium bearing slag
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/20Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Catalysts (AREA)
CA000418812A 1982-02-03 1982-12-31 Process for making a titanium dioxide concentrate Expired CA1198580A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DEP3203482.2 1982-02-03
DE19823203482 DE3203482A1 (de) 1982-02-03 1982-02-03 Verfahren zur herstellung von titandioxid-konzentraten
DEP3223068.0 1982-06-21

Publications (1)

Publication Number Publication Date
CA1198580A true CA1198580A (en) 1985-12-31

Family

ID=6154590

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000418812A Expired CA1198580A (en) 1982-02-03 1982-12-31 Process for making a titanium dioxide concentrate

Country Status (4)

Country Link
CA (1) CA1198580A (OSRAM)
DE (1) DE3203482A1 (OSRAM)
IN (1) IN158076B (OSRAM)
ZA (1) ZA83699B (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0255616A1 (de) * 1986-07-30 1988-02-10 Hoechst Aktiengesellschaft Verfahren zur Herstellung von reinem feinteiligem Titandioxid

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7611588B2 (en) 2004-11-30 2009-11-03 Ecolab Inc. Methods and compositions for removing metal oxides

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0255616A1 (de) * 1986-07-30 1988-02-10 Hoechst Aktiengesellschaft Verfahren zur Herstellung von reinem feinteiligem Titandioxid

Also Published As

Publication number Publication date
DE3203482A1 (de) 1983-08-11
ZA83699B (en) 1983-11-30
IN158076B (OSRAM) 1986-08-30

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Legal Events

Date Code Title Description
MKEX Expiry