EP0755459A4 - - Google Patents

Info

Publication number
EP0755459A4
EP0755459A4 EP95915693A EP95915693A EP0755459A4 EP 0755459 A4 EP0755459 A4 EP 0755459A4 EP 95915693 A EP95915693 A EP 95915693A EP 95915693 A EP95915693 A EP 95915693A EP 0755459 A4 EP0755459 A4 EP 0755459A4
Authority
EP
European Patent Office
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.)
Withdrawn
Application number
EP95915693A
Other versions
EP0755459A1 (en
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 filed Critical
Publication of EP0755459A1 publication Critical patent/EP0755459A1/en
Publication of EP0755459A4 publication Critical patent/EP0755459A4/xx
Withdrawn legal-status Critical Current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
    • C22B34/1236—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 wet processes, e.g. by leaching
    • C22B34/124—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 wet processes, e.g. by leaching using acidic solutions or liquors
    • 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
    • C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
    • C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
    • C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
    • 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
    • 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
    • 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)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Silicon Compounds (AREA)
EP95915693A 1994-04-15 1995-04-18 Leaching of a titaniferous material Withdrawn EP0755459A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPM5119A AUPM511994A0 (en) 1994-04-15 1994-04-15 Leaching of a titaniferous material
AUPM5119/94 1994-04-15
PCT/AU1995/000222 WO1995028502A1 (en) 1994-04-15 1995-04-18 Leaching of a titaniferous material

Publications (2)

Publication Number Publication Date
EP0755459A1 EP0755459A1 (en) 1997-01-29
EP0755459A4 true EP0755459A4 (en) 1997-02-26

Family

ID=3779699

Family Applications (1)

Application Number Title Priority Date Filing Date
EP95915693A Withdrawn EP0755459A1 (en) 1994-04-15 1995-04-18 Leaching of a titaniferous material

Country Status (10)

Country Link
EP (1) EP0755459A1 (en)
JP (1) JPH09512057A (en)
CN (1) CN1148412A (en)
AU (1) AUPM511994A0 (en)
BR (1) BR9507395A (en)
CA (1) CA2187892A1 (en)
IN (1) IN182628B (en)
NO (1) NO964351L (en)
WO (1) WO1995028502A1 (en)
ZA (1) ZA953046B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5997606A (en) * 1997-08-11 1999-12-07 Billiton Sa Limited Production of titanium slag
US6713038B2 (en) 2000-04-18 2004-03-30 Millenium Inorganic Chemicals, Inc. TiO2 compounds obtained from a high silica content ore
US7625536B2 (en) * 2005-10-18 2009-12-01 Millennium Inorganic Chemicals, Inc. Titaniferous ore beneficiation
CN105543474B (en) * 2015-12-21 2018-02-02 中南大学 A kind of method of ilmenite transition refining and edulcoration
CN105967231A (en) * 2016-06-22 2016-09-28 中国神华能源股份有限公司 Method for extracting TiO2 from white clay
CA3054603A1 (en) * 2017-03-02 2018-09-07 Outotec (Finland) Oy Method of treating titanium-containing slag
CN111646502B (en) * 2020-06-10 2022-08-02 攀钢集团研究院有限公司 Slag ore mixing continuous acidolysis leaching method and equipment

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2815272A (en) * 1955-03-10 1957-12-03 Nat Lead Co Method of producing titanium concentrates
BR8701481A (en) * 1986-04-03 1988-01-19 Du Pont PROCESS FOR PURIFICATION OF TIO2 ORE AND TIO2 PIGMENT OBTAINED BY THE PROCESS
US5011666A (en) * 1988-07-28 1991-04-30 E. I. Du Pont De Nemours And Company Method for purifying TiO2 ore
AU4458993A (en) * 1990-03-02 1993-11-11 Wimmera Industrial Minerals Pty Ltd Production of synthetic rutile
AU639178B2 (en) * 1991-04-19 1993-07-15 Rgc Mineral Sands Limited Conversion of ilmenite to synthetic rutile e.g. by the becher process
AU639390B2 (en) * 1991-04-19 1993-07-22 Rgc Mineral Sands Limited Removal of radionuclides from titaniferous material
RU2121009C1 (en) * 1992-07-31 1998-10-27 Ар-Джи-Си Минерал Сэндз Лимитед Method of simplifying removal of radioisotopes and method of treating iron- and titanium-containing material
WO1994004709A1 (en) * 1992-08-14 1994-03-03 Technological Resources Pty. Limited Upgrading titaniferous materials
US5730774A (en) * 1993-05-07 1998-03-24 Technological Resources Pty Ltd. Process for upgrading titaniferous materials
CA2171185A1 (en) * 1993-09-07 1995-03-16 Ross Alexander Mcclelland Upgrading titaniferous materials

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
JPH09512057A (en) 1997-12-02
NO964351D0 (en) 1996-10-11
EP0755459A1 (en) 1997-01-29
BR9507395A (en) 1999-08-31
IN182628B (en) 1999-05-22
CN1148412A (en) 1997-04-23
NO964351L (en) 1996-12-10
ZA953046B (en) 1996-01-15
WO1995028502A1 (en) 1995-10-26
AUPM511994A0 (en) 1994-05-12
CA2187892A1 (en) 1995-10-26

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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17P Request for examination filed

Effective date: 19961031

AK Designated contracting states

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Designated state(s): DE ES FR GB IT

A4 Supplementary search report drawn up and despatched

Effective date: 19970110

AK Designated contracting states

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Designated state(s): DE ES FR GB IT

17Q First examination report despatched

Effective date: 19980929

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20000209