FI935135A - Foerfarande foer rening av tio2-malm - Google Patents

Foerfarande foer rening av tio2-malm Download PDF

Info

Publication number
FI935135A
FI935135A FI935135A FI935135A FI935135A FI 935135 A FI935135 A FI 935135A FI 935135 A FI935135 A FI 935135A FI 935135 A FI935135 A FI 935135A FI 935135 A FI935135 A FI 935135A
Authority
FI
Finland
Prior art keywords
malm
tio2
foerfarande foer
foer rening
rening
Prior art date
Application number
FI935135A
Other languages
English (en)
Other versions
FI935135A0 (fi
Inventor
Tze Chao
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of FI935135A publication Critical patent/FI935135A/fi
Publication of FI935135A0 publication Critical patent/FI935135A0/fi

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
    • C22B34/1213—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 wet processes, e.g. using leaching methods or flotation techniques

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
FI935135A 1991-05-20 1993-11-19 Foerfarande foer rening av TiO2-malm FI935135A0 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/702,537 US5181956A (en) 1990-03-08 1991-05-20 Method for purifying TiO2 ore
PCT/US1992/003446 WO1992020827A1 (en) 1991-05-20 1992-05-01 METHOD FOR PURIFYING TiO2 ORE

Publications (2)

Publication Number Publication Date
FI935135A true FI935135A (fi) 1993-11-19
FI935135A0 FI935135A0 (fi) 1993-11-19

Family

ID=24821617

Family Applications (1)

Application Number Title Priority Date Filing Date
FI935135A FI935135A0 (fi) 1991-05-20 1993-11-19 Foerfarande foer rening av TiO2-malm

Country Status (12)

Country Link
US (1) US5181956A (fi)
EP (1) EP0585347B1 (fi)
JP (1) JPH07500145A (fi)
CN (1) CN1068147A (fi)
AU (1) AU2015092A (fi)
CA (1) CA2103056A1 (fi)
DE (1) DE69208872T2 (fi)
DK (1) DK0585347T3 (fi)
FI (1) FI935135A0 (fi)
MX (1) MX9202214A (fi)
TW (1) TW203630B (fi)
WO (1) WO1992020827A1 (fi)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490976A (en) * 1991-08-26 1996-02-13 E. I. Du Pont De Nemours And Company Continuous ore reaction process by fluidizing
CA2136179A1 (en) * 1992-05-29 1993-12-09 Foster W. Rennie Continuous ore reaction process
US5910621A (en) * 1992-07-31 1999-06-08 Rgc Mineral Sands Treatment of titaniferous materials
JPH07509279A (ja) * 1992-07-31 1995-10-12 アールジーシー　ミネラル　サンドズ　リミテッド チタン含有物質の処理
JPH0688149A (ja) * 1992-09-08 1994-03-29 Ishihara Sangyo Kaisha Ltd チタン含有物質の精製方法
US5387276A (en) * 1993-12-10 1995-02-07 Solv-Ex Corporation Method of leaching mineral values from oil sand tailings
US5494648A (en) * 1994-01-31 1996-02-27 The United States Of America As Represented By The Secretary Of The Interior Process for removing thorium and recovering vanadium from titanium chlorinator waste
CZ258396A3 (en) * 1994-03-08 1996-12-11 Rgc Mineral Sands Ltd Leaching process of titanium-containing materials
ES2154316T3 (es) * 1994-05-11 2001-04-01 Norsk Hydro As Procedimiento para la oxidacion parcial de un material de alimentacion de hidrocarburos.
AU6055596A (en) * 1995-09-27 1997-04-10 Kerr-Mcgee Chemical L.L.C. Removal of radionuclides from titanium bearing ores
US7008602B2 (en) * 2002-04-19 2006-03-07 Millennium Inorganic Chemicals, Inc. Beneficiation of titaniferous ore with sulfuric acid
WO2005028369A1 (en) * 2003-09-18 2005-03-31 The University Of Leeds Process for the recovery of titanium dioxide from titanium-containing compositions
US7625536B2 (en) * 2005-10-18 2009-12-01 Millennium Inorganic Chemicals, Inc. Titaniferous ore beneficiation
US20090148364A1 (en) * 2007-12-05 2009-06-11 Heiko Frahm Method for Increasing the Yield When Chlorinating Titaniferous Raw Materials
CN101746817B (zh) * 2008-12-05 2012-06-06 攀钢集团钢铁钒钛股份有限公司 提纯装置以及采用该提纯装置提纯改性钛精矿的方法
JP5792727B2 (ja) * 2009-09-02 2015-10-14 シャ，リーリン 濃縮チタン塩酸抽出残渣、その使用およびチタン顔料の調製方法
CN103105322A (zh) * 2011-11-11 2013-05-15 中核四0四有限公司 一种用于测定二氧化钚粉末中铀含量的分析方法
JPWO2021002332A1 (fi) * 2019-07-02 2021-01-07

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2875039A (en) * 1955-08-26 1959-02-24 Columbia Southern Chem Corp Method of leaching unreduced ironcontaining titaniferous ores
US2992098A (en) * 1957-11-22 1961-07-11 Titanium Metals Corp Purification of crude titanium metal
DE1111403B (de) * 1958-01-11 1961-07-20 Sueddeutsche Kalkstickstoff Verfahren zum Abtrennen der Erdalkalimetalle und Erdalkalioxyde aus dem Reaktionsprodukt der metallo-thermischen Herstellung von Titan oder Zirkonium
US3825419A (en) * 1969-10-15 1974-07-23 Benilite Corp Beneficiation of titaniferous ores
BR8701481A (pt) * 1986-04-03 1988-01-19 Du Pont Processo para purificacao de minerio de tio2;e pigmento de tio2 obtido pelo processo
DE3635010A1 (de) * 1986-10-10 1988-04-14 Gock Eberhard Priv Doz Prof Dr Erzeugung von synthetischem anatas aus ilmeniten mit duennsaeure

Also Published As

Publication number Publication date
JPH07500145A (ja) 1995-01-05
DE69208872D1 (de) 1996-04-11
MX9202214A (es) 1992-11-01
AU2015092A (en) 1992-12-30
WO1992020827A1 (en) 1992-11-26
CN1068147A (zh) 1993-01-20
EP0585347B1 (en) 1996-03-06
DE69208872T2 (de) 1996-09-12
DK0585347T3 (da) 1996-04-01
EP0585347A1 (en) 1994-03-09
CA2103056A1 (en) 1992-11-21
FI935135A0 (fi) 1993-11-19
US5181956A (en) 1993-01-26
TW203630B (fi) 1993-04-11

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Legal Events

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