DE69406412D1 - Verfahren zur regeneration von metallsulfat enthaltender abfallschwefelsäure - Google Patents

Verfahren zur regeneration von metallsulfat enthaltender abfallschwefelsäure

Info

Publication number
DE69406412D1
DE69406412D1 DE69406412T DE69406412T DE69406412D1 DE 69406412 D1 DE69406412 D1 DE 69406412D1 DE 69406412 T DE69406412 T DE 69406412T DE 69406412 T DE69406412 T DE 69406412T DE 69406412 D1 DE69406412 D1 DE 69406412D1
Authority
DE
Germany
Prior art keywords
sulfuric acid
containing waste
metal sulfate
waste sulfuric
sulfate containing
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.)
Expired - Fee Related
Application number
DE69406412T
Other languages
English (en)
Other versions
DE69406412T2 (de
Inventor
Nobuyoshi Nittetsu-Kog Iyatomi
Yasuie Mikami
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.)
Nittetsu Mining Co Ltd
Original Assignee
Nittetsu Mining Co 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
Application filed by Nittetsu Mining Co Ltd filed Critical Nittetsu Mining Co Ltd
Application granted granted Critical
Publication of DE69406412D1 publication Critical patent/DE69406412D1/de
Publication of DE69406412T2 publication Critical patent/DE69406412T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C22B34/1259—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 treatment or purification of titanium containing solutions or liquors or slurries
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • C01B17/902—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids by dialysis
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/69—Sulfur trioxide; Sulfuric acid
    • C01B17/90—Separation; Purification
    • C01B17/901—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids
    • C01B17/903—Recovery from spent acids containing metallic ions, e.g. hydrolysis acids, pickling acids by liquid-liquid extraction
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/001—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C22B34/125—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 containing a sulfur ion as active agent
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00—Chemistry of inorganic compounds
    • Y10S423/01—Waste acid containing iron
    • Y10S423/02—Sulfuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Catalysts (AREA)
  • Processing Of Solid Wastes (AREA)
  • Removal Of Specific Substances (AREA)
DE69406412T 1993-07-30 1994-07-22 Verfahren zur regeneration von metallsulfat enthaltender abfallschwefelsäure Expired - Fee Related DE69406412T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5190442A JP2968913B2 (ja) 1993-07-30 1993-07-30 金属硫酸塩含有の廃硫酸を再生する方法
PCT/JP1994/001212 WO1995003994A1 (en) 1993-07-30 1994-07-22 Method for reclaiming metal sulfate-containing waste sulfuric acid

Publications (2)

Publication Number Publication Date
DE69406412D1 true DE69406412D1 (de) 1997-11-27
DE69406412T2 DE69406412T2 (de) 1998-05-20

Family

ID=16258207

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69406412T Expired - Fee Related DE69406412T2 (de) 1993-07-30 1994-07-22 Verfahren zur regeneration von metallsulfat enthaltender abfallschwefelsäure

Country Status (10)

Country Link
US (1) US6337061B1 (de)
EP (1) EP0662929B1 (de)
JP (1) JP2968913B2 (de)
CN (1) CN1044221C (de)
AU (1) AU672327B2 (de)
CA (1) CA2145986A1 (de)
DE (1) DE69406412T2 (de)
SG (1) SG46573A1 (de)
TW (1) TW322462B (de)
WO (1) WO1995003994A1 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3307554B2 (ja) 1997-02-25 2002-07-24 信越化学工業株式会社 希土類元素の連続溶媒抽出法
KR100395114B1 (ko) * 1999-12-23 2003-08-21 주식회사 포스코 산세액 및 황산제일철 무기응집제로의 황산폐액의재사용방법
CN1330562C (zh) * 2005-06-30 2007-08-08 武汉方圆钛白粉有限责任公司 硫酸法钛白粉生产中废酸浓缩回收利用的工业化方法
CN100357176C (zh) * 2005-10-19 2007-12-26 兰州大学 从含金属盐的废硫酸中回收硫酸的方法
US7704470B2 (en) * 2007-04-24 2010-04-27 Haydock Consulting Services, Lc Removal of contaminants from by-product acids
CN101842504B (zh) 2007-05-21 2012-11-14 奥贝特铝业有限公司 从铝土矿石中提取铝和铁的工艺
CN101759250B (zh) * 2009-12-31 2012-07-25 南京工业大学 回收酸洗废液中重金属盐和无机酸的工艺
WO2012098126A2 (de) * 2011-01-18 2012-07-26 Crenox Gmbh Verfahren zur gewinnung von elementen oder elementverbindungen aus den bei der produktion von titandioxid anfallenden zwischen- oder nebenprodukten
RU2588960C2 (ru) 2011-03-18 2016-07-10 Орбит Элюминэ Инк. Способы извлечения редкоземельных элементов из алюминийсодержащих материалов
US9410227B2 (en) 2011-05-04 2016-08-09 Orbite Technologies Inc. Processes for recovering rare earth elements from various ores
WO2012162817A1 (en) 2011-06-03 2012-12-06 Orbite Aluminae Inc. Methods for preparing hematite
BR112014006275A2 (pt) 2011-09-16 2017-04-11 Orbite Aluminae Inc processos de preparação de alumina e de vários outros produtos
EP2802675B1 (de) 2012-01-10 2020-03-11 Orbite Aluminae Inc. Verfahren zur behandlung von rotschlamm
US9487419B2 (en) 2012-03-20 2016-11-08 Mintails Mining S A (Pty) Limited Treatment of acid mine drainage
AU2013203808B2 (en) 2012-03-29 2016-07-28 Aem Technologies Inc. Processes for treating fly ashes
BR112015000626A2 (pt) 2012-07-12 2017-06-27 Orbite Aluminae Inc processos para preparação de óxido de titânio e outros produtos variados
BR112015006536A2 (pt) 2012-09-26 2017-08-08 Orbite Aluminae Inc processos para preparar alumina e cloreto de magnésio por lixiviação com hcl de vários materiais.
US9534274B2 (en) 2012-11-14 2017-01-03 Orbite Technologies Inc. Methods for purifying aluminium ions
RU2651019C2 (ru) * 2016-09-19 2018-04-18 Федеральное государственное автономное образовательное учреждение высшего образования "Уральский федеральный университет имени первого Президента России Б.Н. Ельцина" Способ переработки жидких отходов производства диоксида титана
CN108384970B (zh) * 2018-03-02 2019-11-05 哈尔滨工业大学（威海） 从含钛铁多金属氯化物酸性溶液中萃取钛和铁的萃取剂溶液及萃取方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR90692E (fr) * 1965-08-16 1968-01-26 Gen Motors Corp Produit céramique et son procédé de fabrication
US4269809A (en) * 1979-12-19 1981-05-26 Uop Inc. Recovery in titanium metal values by solvent extraction
CA1144340A (fr) * 1981-03-24 1983-04-12 Demetre Kougioumoutzakis Procede de recuperation d'acide sulfurique
CA1280441C (en) * 1984-07-02 1991-02-19 Rohm And Haas Company Meta-substituted dioxa-alkane carboxylic acids, esters, amides and salts of diphenyl ethers
FR2632205B1 (fr) * 1988-06-03 1992-05-22 Thann & Mulhouse Procede de traitement d'un effluent acide
US4954262A (en) * 1988-11-08 1990-09-04 Asahi Glass Company Ltd. Method and apparatus for recovering sulfuric acid from a titanium sulfate waste liquor
JPH02129010A (ja) 1988-11-08 1990-05-17 Asahi Glass Co Ltd チタン硫酸排液からの硫酸の回収方法
JPH02153806A (ja) 1988-12-06 1990-06-13 Asahi Glass Co Ltd チタン硫酸排液からの硫酸の回収法
JP2650065B2 (ja) 1989-08-21 1997-09-03 ペルメレック電極株式会社 硫酸の回収方法
JPH0388718A (ja) 1989-08-31 1991-04-15 Sanehisa Kodama 硫酸法酸化チタン廃硫酸の処理方法
JPH03100188A (ja) * 1989-09-14 1991-04-25 Nippon Steel Corp ステンレス鋼酸洗廃硫酸の再生方法
US5015438A (en) * 1990-01-02 1991-05-14 Olin Corporation Extrusion of metals
US5015458A (en) * 1990-04-04 1991-05-14 Gte Products Corporation Method for purifying sulfuric acid solutions
JP3100188B2 (ja) 1991-08-08 2000-10-16 株式会社東洋クオリティワン モ−ルド成形品の製造方法
JP2968877B2 (ja) * 1991-11-08 1999-11-02 日鉄鉱業株式会社 金属硫酸塩含有の廃硫酸から硫酸を回収する方法

Also Published As

Publication number Publication date
EP0662929B1 (de) 1997-10-22
EP0662929A1 (de) 1995-07-19
TW322462B (de) 1997-12-11
JP2968913B2 (ja) 1999-11-02
DE69406412T2 (de) 1998-05-20
WO1995003994A1 (en) 1995-02-09
SG46573A1 (en) 1998-02-20
AU7237694A (en) 1995-02-28
CN1113081A (zh) 1995-12-06
CA2145986A1 (en) 1995-02-09
US6337061B1 (en) 2002-01-08
AU672327B2 (en) 1996-09-26
CN1044221C (zh) 1999-07-21
JPH0741976A (ja) 1995-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee