AU744330B2 - Continuous non-polluting liquid phase titanium dioxide process - Google Patents

Continuous non-polluting liquid phase titanium dioxide process Download PDF

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Publication number
AU744330B2
AU744330B2 AU67944/98A AU6794498A AU744330B2 AU 744330 B2 AU744330 B2 AU 744330B2 AU 67944/98 A AU67944/98 A AU 67944/98A AU 6794498 A AU6794498 A AU 6794498A AU 744330 B2 AU744330 B2 AU 744330B2
Authority
AU
Australia
Prior art keywords
acid
filter cake
filtrate
water
titanium
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.)
Ceased
Application number
AU67944/98A
Other languages
English (en)
Other versions
AU6794498A (en
Inventor
Brian Richard Davis
Eric James Madsen
Jorge Miller
Joseph Aloysius Rahm
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.)
Kemicraft Overseas Ltd
Original Assignee
Kemicraft Overseas Ltd
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 US08/917,941 external-priority patent/US6048505A/en
Application filed by Kemicraft Overseas Ltd filed Critical Kemicraft Overseas Ltd
Publication of AU6794498A publication Critical patent/AU6794498A/en
Application granted granted Critical
Publication of AU744330B2 publication Critical patent/AU744330B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/20—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium
    • B01J8/22—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium gas being introduced into the liquid
    • 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
    • C01G23/053—Producing by wet processes, e.g. hydrolysing titanium salts
    • C01G23/0532—Producing by wet processes, e.g. hydrolysing titanium salts by hydrolysing sulfate-containing salts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
AU67944/98A 1997-05-30 1998-04-01 Continuous non-polluting liquid phase titanium dioxide process Ceased AU744330B2 (en)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
WOUS9709371 1997-05-30
US9709371 1997-05-30
US87623497A 1997-06-16 1997-06-16
US08/876234 1997-06-16
US08/917,941 US6048505A (en) 1997-06-16 1997-08-22 Continuous non-polluting liquid phase titanium dioxide process and apparatus
US08/917941 1997-08-22
PCT/US1998/006499 WO1998054095A1 (en) 1997-05-30 1998-04-01 Continuous non-polluting liquid phase titanium dioxide process

Publications (2)

Publication Number Publication Date
AU6794498A AU6794498A (en) 1998-12-30
AU744330B2 true AU744330B2 (en) 2002-02-21

Family

ID=47633595

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67944/98A Ceased AU744330B2 (en) 1997-05-30 1998-04-01 Continuous non-polluting liquid phase titanium dioxide process

Country Status (5)

Country Link
CN (1) CN1165488C (sh)
AU (1) AU744330B2 (sh)
CA (1) CA2323671A1 (sh)
WO (1) WO1998054095A1 (sh)
YU (1) YU72299A (sh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10332530A1 (de) 2003-07-17 2005-02-10 Kerr-Mcgee Pigments Gmbh Verfahren zur Reduktion des löslichen Chromatgehaltes in Zement sowie eine Zubereitung aus Zement und wasserlöslichen Metallsulfaten
US8273322B2 (en) * 2006-09-06 2012-09-25 Bhp Billiton Innovation Pty. Ltd. Sulfate process
CN102164858B (zh) * 2008-09-29 2015-02-18 Bhp比利顿创新公司 硫酸盐方法
CN101723448B (zh) * 2009-12-29 2013-11-06 攀钢集团研究院有限公司 制备含钛溶液的方法
CN101898791B (zh) * 2010-06-25 2012-10-03 四川龙蟒钛业股份有限公司 一种利用新流程钛渣制备金红石钛白粉的方法
CN102560117A (zh) * 2011-11-23 2012-07-11 王景峰 多层电容废料回收二氧化钛、硫酸镍的方法
EP2623564A1 (en) * 2012-02-03 2013-08-07 Omya International AG Installation for the purification of minerals, pigments and/or fillers and/or the preparation of precipitated earth alkali carbonate
CN103145181B (zh) * 2013-04-02 2014-12-03 宜宾天原集团股份有限公司 盐酸浸取法制备金红石用三相流态化连续反应装置
EP3257816A1 (de) * 2016-06-14 2017-12-20 Kronos International, Inc. Herstellung von nano-partikulärem titandioxid
WO2018158492A1 (en) * 2017-03-02 2018-09-07 Outotec (Finland) Oy Method of treating titanium-containing slag
CN107649089A (zh) * 2017-10-26 2018-02-02 攀钢集团攀枝花钢铁研究院有限公司 用于过程强化连续酸解反应生产硫酸钛化物的反应器
CN112321889A (zh) * 2020-11-04 2021-02-05 沪本新材料科技（上海）有限公司 Pvc塑料生产用液体钛白的制作工艺
CN112624189B (zh) * 2021-01-14 2023-03-28 上海安赐环保科技股份有限公司 一种硫酸法钛白粉的废酸与白水的回用方法及系统
CN115367795B (zh) * 2022-09-01 2024-02-20 山东东佳集团股份有限公司 催化剂钛白粉水洗液回用于制酸尾气系统制备硫酸铵的新工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4552730A (en) * 1984-08-27 1985-11-12 The United States Of America As Represented By The Secretary Of The Interior Recovery of titanium from perovskite using sulfuric acid leaching
US4663131A (en) * 1983-11-30 1987-05-05 Bayer Aktiengesellschaft Process for the preparation of titanium dioxide
US5618331A (en) * 1995-12-04 1997-04-08 Kemicraft Overseas Limited Vapor phase fluidized bed sulfation of titaniferous materials

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2774650A (en) * 1953-05-01 1956-12-18 Nat Lead Co Method for decomposition of titaniferous ores
US4038363A (en) * 1975-10-21 1977-07-26 Quebec Iron & Titanium Corporation-Fer Et Titane Due Quebec, Inc. Upgrading sorelslag for production of synthetic rutile
US4288418A (en) * 1979-08-10 1981-09-08 Nl Industries, Inc. Process for manufacturing titanium dioxide
US4505886A (en) * 1983-07-01 1985-03-19 Nl Industries, Inc. Process for preparing high quality titanium dioxide
DE3524053A1 (de) * 1985-07-05 1987-01-08 Bayer Antwerpen Nv Verfahren zur herstellung von hochwertigem titandioxid nach dem sulfatverfahren
US5591506A (en) * 1995-05-10 1997-01-07 Kemicraft Overseas Limited Non-polluting alkali-metal bisulfate system for producing titanium dioxide pigment

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663131A (en) * 1983-11-30 1987-05-05 Bayer Aktiengesellschaft Process for the preparation of titanium dioxide
US4552730A (en) * 1984-08-27 1985-11-12 The United States Of America As Represented By The Secretary Of The Interior Recovery of titanium from perovskite using sulfuric acid leaching
US5618331A (en) * 1995-12-04 1997-04-08 Kemicraft Overseas Limited Vapor phase fluidized bed sulfation of titaniferous materials

Also Published As

Publication number Publication date
CN1265635A (zh) 2000-09-06
CA2323671A1 (en) 1998-12-03
CN1165488C (zh) 2004-09-08
AU6794498A (en) 1998-12-30
YU72299A (sh) 2001-09-28
WO1998054095A1 (en) 1998-12-03

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Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired