CA2916218C - Process and plant for purifying red mud - Google Patents

Process and plant for purifying red mud Download PDF

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Publication number
CA2916218C
CA2916218C CA2916218A CA2916218A CA2916218C CA 2916218 C CA2916218 C CA 2916218C CA 2916218 A CA2916218 A CA 2916218A CA 2916218 A CA2916218 A CA 2916218A CA 2916218 C CA2916218 C CA 2916218C
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CA
Canada
Prior art keywords
process according
red mud
water
oxygen
catalyst
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.)
Active
Application number
CA2916218A
Other languages
English (en)
French (fr)
Other versions
CA2916218A1 (en
Inventor
Andrew ADIPURI
Edgar Gasafi
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.)
Metso Metals Oy
Original Assignee
Outotec Finland Oy
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 Outotec Finland Oy filed Critical Outotec Finland Oy
Publication of CA2916218A1 publication Critical patent/CA2916218A1/en
Application granted granted Critical
Publication of CA2916218C publication Critical patent/CA2916218C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
    • C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
    • C01F7/066—Treatment of the separated residue
    • 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
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/0004—Processes in series
    • 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)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing Of Solid Wastes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Treatment Of Sludge (AREA)
  • Catalysts (AREA)
CA2916218A 2013-07-05 2013-07-05 Process and plant for purifying red mud Active CA2916218C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2013/064325 WO2015000535A1 (en) 2013-07-05 2013-07-05 Process and plant for purifying red mud

Publications (2)

Publication Number Publication Date
CA2916218A1 CA2916218A1 (en) 2015-01-08
CA2916218C true CA2916218C (en) 2020-06-09

Family

ID=48790420

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2916218A Active CA2916218C (en) 2013-07-05 2013-07-05 Process and plant for purifying red mud

Country Status (10)

Country Link
US (1) US10046977B2 (https=)
EP (1) EP3016910B1 (https=)
KR (1) KR101728287B1 (https=)
CN (1) CN105358486B (https=)
AU (1) AU2013393577B2 (https=)
BR (1) BR112015033052B1 (https=)
CA (1) CA2916218C (https=)
EA (1) EA028620B1 (https=)
UA (1) UA115273C2 (https=)
WO (1) WO2015000535A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109987637A (zh) * 2017-12-30 2019-07-09 天津友发钢管集团股份有限公司 一种利用红泥制备铁黄的方法
CN111744476B (zh) * 2020-07-08 2022-10-14 昆明理工大学 一种赤泥碳基催化剂的制备方法及应用
US20240360525A1 (en) * 2022-01-26 2024-10-31 University Of Kentucky Research Foundation Enrichment of Iron from Bauxite Waste in Chemical Looping Combustion
US20230235419A1 (en) * 2022-01-26 2023-07-27 University Of Kentucky Research Foundation Enrichment of iron from bauxite waste in chemical looping combustion
CN114833166B (zh) * 2022-07-04 2022-09-06 北京科技大学 一种超重力消除赤泥高碱性的方法和设备
CN116586400A (zh) * 2023-05-16 2023-08-15 四川省川机工程技术有限公司 热反应赤泥预处理工艺及卧式螺旋热反应釜
CN121732080A (zh) * 2026-02-24 2026-03-27 中铝科学技术研究院有限公司 赤泥基载氧体的制备系统和方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2790712A (en) * 1955-04-26 1957-04-30 Mannesmann Ag Process for refining iron
DE1508022C3 (de) * 1966-02-01 1975-02-06 Gebrueder Giulini Gmbh, 6700 Ludwigshafen Verfahren zur reduzierenden Behandlung von Rotschlamm oder anderen eisenoxidhaltigen Schlämmen
HU162284B (https=) * 1971-04-17 1973-01-29
JP2658771B2 (ja) * 1991-12-27 1997-09-30 日本軽金属株式会社 赤泥の沈降分離における赤泥沈降助剤の添加方法
US6474984B2 (en) * 2000-11-20 2002-11-05 Metso Minerals Industries, Inc. Air injection for nitrogen oxide reduction and improved product quality
EP1486463B1 (en) 2003-06-10 2016-08-10 Toda Kogyo Corporation Iron composite particles, methods of producing the same and of purifying soil or ground water using the same
GB0313886D0 (en) * 2003-06-16 2003-07-23 Jha Animesh Extraction route for Ti02 and alumina from bauxite and bauxitic residues,and titaniferrous deposits and wastes
DE112007000518A5 (de) * 2006-03-16 2009-01-22 Alstom Technology Ltd. Anlage zur Erzeugung von Elektrizität
CN101204681B (zh) 2007-09-03 2010-12-08 沈阳鑫博工业技术发展有限公司 一种从碱性赤泥中选出精铁矿并使尾矿呈中性的方法
CN100575509C (zh) * 2008-04-30 2009-12-30 武汉科技大学 一种赤泥的综合利用方法
CN102174664A (zh) 2010-11-24 2011-09-07 胡长春 赤泥煤基回转窑法综合利用方法
EP2758339B1 (en) * 2011-09-23 2017-12-20 Newcastle Innovation Limited Integrated chemical looping air separation in large-scale oxy-fuel plants
CN102583477B (zh) * 2012-03-16 2014-05-14 中国铝业股份有限公司 一种高铁低品位铝土矿的综合利用方法
CN102912067A (zh) * 2012-10-25 2013-02-06 莱芜钢铁集团有限公司 一种赤泥海绵铁质炼钢冷却剂的生产方法

Also Published As

Publication number Publication date
UA115273C2 (uk) 2017-10-10
WO2015000535A1 (en) 2015-01-08
US10046977B2 (en) 2018-08-14
US20160152485A1 (en) 2016-06-02
KR20160022933A (ko) 2016-03-02
AU2013393577A1 (en) 2016-02-25
CN105358486A (zh) 2016-02-24
CA2916218A1 (en) 2015-01-08
EP3016910A1 (en) 2016-05-11
EA028620B1 (ru) 2017-12-29
BR112015033052A2 (https=) 2017-07-25
BR112015033052B1 (pt) 2022-01-25
EP3016910B1 (en) 2017-06-28
AU2013393577B2 (en) 2016-11-10
EA201690058A1 (ru) 2016-07-29
CN105358486B (zh) 2018-02-09
KR101728287B1 (ko) 2017-04-18

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