[go: up one dir, main page]

BR8300518A - Processo para a preparacao de concentrados de dioxido de titanio - Google Patents

Processo para a preparacao de concentrados de dioxido de titanio

Info

Publication number
BR8300518A
BR8300518A BR8300518A BR8300518A BR8300518A BR 8300518 A BR8300518 A BR 8300518A BR 8300518 A BR8300518 A BR 8300518A BR 8300518 A BR8300518 A BR 8300518A BR 8300518 A BR8300518 A BR 8300518A
Authority
BR
Brazil
Prior art keywords
preparation
titanium dioxide
dioxide concentrates
concentrates
titanium
Prior art date
Application number
BR8300518A
Other languages
English (en)
Inventor
Klaus Jodden
Gero Heyner
Hans-Werner Stephan
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
Priority claimed from DE19823203482 external-priority patent/DE3203482A1/de
Priority claimed from DE19823223068 external-priority patent/DE3223068A1/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR8300518A publication Critical patent/BR8300518A/pt

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
    • C22B34/1204—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 preliminary treatment of ores or scrap to eliminate non- titanium constituents, e.g. iron, without attacking the titanium constituent
    • C22B34/1209—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 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
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

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)
  • Manufacture And Refinement Of Metals (AREA)
BR8300518A 1982-02-03 1983-02-02 Processo para a preparacao de concentrados de dioxido de titanio BR8300518A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19823203482 DE3203482A1 (de) 1982-02-03 1982-02-03 Verfahren zur herstellung von titandioxid-konzentraten
DE19823223068 DE3223068A1 (de) 1982-06-21 1982-06-21 Verfahren zur herstellung von titandioxid-konzentraten

Publications (1)

Publication Number Publication Date
BR8300518A true BR8300518A (pt) 1983-11-08

Family

ID=25799298

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8300518A BR8300518A (pt) 1982-02-03 1983-02-02 Processo para a preparacao de concentrados de dioxido de titanio

Country Status (6)

Country Link
EP (1) EP0085345B1 (pt)
AU (1) AU549774B2 (pt)
BR (1) BR8300518A (pt)
DE (1) DE3363977D1 (pt)
ES (1) ES8400363A1 (pt)
NO (1) NO830353L (pt)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3516549A1 (de) * 1985-05-08 1986-11-13 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von titandioxid-konzentraten
IN166537B (pt) * 1986-02-14 1990-05-26 Du Pont
CN105236476B (zh) * 2015-10-30 2017-03-29 攀钢集团攀枝花钢铁研究院有限公司 低温沸腾氯化炉快速起炉方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2120602A (en) * 1935-08-30 1938-06-14 Donaldson Kenneth Hume Process of making titanium and other compounds
US2184885A (en) * 1938-04-30 1939-12-26 Pittsburgh Plate Glass Co Treatment of titanium ores
US2657976A (en) * 1949-10-19 1953-11-03 Nat Lead Co Process for producing iron oxide and titanium tetrachloride from titaniferous iron ores
US2758019A (en) * 1951-11-03 1956-08-07 Nat Lead Co Separation of iron from titaniferous iron ores
US2852362A (en) * 1955-06-21 1958-09-16 Nat Lead Co Process for forming titanium concentrates
GB992317A (en) * 1961-08-09 1965-05-19 British Titan Products Titanium ore beneficiation process
AU5160864A (en) * 1964-11-11 1966-05-12 Wilcox Barnardo. Removal of iron from titanium andiron-bearing ores
GB1383398A (en) * 1971-04-07 1974-02-12 Mitsubishi Metal Mining Co Ltd Method for producing titanium concentrate
JPS49123918A (pt) * 1973-03-16 1974-11-27

Also Published As

Publication number Publication date
ES519507A0 (es) 1983-11-16
DE3363977D1 (en) 1986-07-17
AU549774B2 (en) 1986-02-13
NO830353L (no) 1983-08-04
AU1095783A (en) 1983-08-11
EP0085345B1 (de) 1986-06-11
EP0085345A1 (de) 1983-08-10
ES8400363A1 (es) 1983-11-16

Similar Documents

Publication Publication Date Title
BR8403747A (pt) Processo para a preparacao de fosgenio
BR8201250A (pt) Processo para a preparacao de poliisocianatos
BR8305216A (pt) Processo para a preparacao de cloridrato de p - nitrosedifenilamina
BR8001108A (pt) Processo para a manufatura essencialmente de dioxido de titanio tipo rutilo
PT92033A (pt) Processo para a preparacao de dioxido de cloro
BR8800277A (pt) Processo para a preparacao de dioxido de titanio pigmentario
BR8404867A (pt) Processo para a preparacao de n-glicidilaminas
BR8304279A (pt) Processo para a preparacao de rawnose ou fucose
BR8201857A (pt) Processo para preparacao de dissulfetos de ditiazolila
BR8706920A (pt) Processo para a preparacao de dioxido de titanio altamente valioso
BR8704522A (pt) Processo para a preparacao de tetracloreto de titanio
BR8703546A (pt) Processo para a preparacao de ticl4
BR8903963A (pt) Processo para preparacao de dioxido de cloro
PT96439A (pt) Processo para a preparacao de dioxido de cloro
PT80044B (pt) Processo para a preparacao de concentrados emulsionaveis contendo azois
BR8300518A (pt) Processo para a preparacao de concentrados de dioxido de titanio
BR8402755A (pt) Processo para a obtencao de concentrados de dioxido de titanio
ZA832015B (en) Process for making titanium dioxide concentrates
BR8306694A (pt) Processo para a preparacao de 1,2-dicloroetano
BR8407063A (pt) Processo para a preparacao de uretanas
BR8805458A (pt) Processo para a preparacao de polietileno
BR8204307A (pt) Processo para a preparacao de dioxido de enxofre
DE3161444D1 (en) Process for the post-treatment of titanium dioxide
BR8306844A (pt) Processo para a preparacao de 4-nitrodifenilaminas
BR8602047A (pt) Processo para a preparacao de concentrados de dioxido de titanio