SG46573A1 - Method for reclaiming metal sulfate-containing waste sulfuric acid - Google Patents

Method for reclaiming metal sulfate-containing waste sulfuric acid

Info

Publication number
SG46573A1
SG46573A1 SG1996006071A SG1996006071A SG46573A1 SG 46573 A1 SG46573 A1 SG 46573A1 SG 1996006071 A SG1996006071 A SG 1996006071A SG 1996006071 A SG1996006071 A SG 1996006071A SG 46573 A1 SG46573 A1 SG 46573A1
Authority
SG
Singapore
Prior art keywords
sulfuric acid
containing waste
metal sulfate
waste sulfuric
reclaiming metal
Prior art date
Application number
SG1996006071A
Other languages
English (en)
Inventor
Nobuyoshi Iyatomi
Yasuie Mikami
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
Publication of SG46573A1 publication Critical patent/SG46573A1/en

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)
SG1996006071A 1993-07-30 1994-07-22 Method for reclaiming metal sulfate-containing waste sulfuric acid SG46573A1 (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SG46573A1 true SG46573A1 (en) 1998-02-20

Family

ID=16258207

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996006071A SG46573A1 (en) 1993-07-30 1994-07-22 Method for reclaiming metal sulfate-containing waste sulfuric acid

Country Status (10)

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

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
BRPI0811938A2 (pt) 2007-05-21 2014-11-25 Exploration Orbite Vspa Inc Processos para a extração de alumínio e de ferro a partir de minérios aluminosos
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 (fr) * 2011-01-18 2012-07-26 Crenox Gmbh Procédé de production d'éléments ou de composés d'éléments à partir de produits intermédiaires ou de produits secondaires créés lors de la production de dioxyde de titane
AU2012231686B2 (en) 2011-03-18 2015-08-27 Aem Technologies Inc. Processes for recovering rare earth elements from aluminum-bearing materials
WO2012149642A1 (fr) 2011-05-04 2012-11-08 Orbite Aluminae Inc. Procédés d'extraction d'éléments de terres rares dans divers minerais
JP2014519468A (ja) 2011-06-03 2014-08-14 オーバイト アルミナ インコーポレイテッド ヘマタイトの調製方法
CN104039706A (zh) 2011-09-16 2014-09-10 奥贝特铝业有限公司 制备氧化铝和各种其他产品的工艺
US9023301B2 (en) 2012-01-10 2015-05-05 Orbite Aluminae Inc. Processes for treating red mud
EP2828206B1 (fr) * 2012-03-20 2016-11-09 Mintails Mining S A (Pty) Limited Traitement de drainage minier acide
RU2633579C9 (ru) 2012-03-29 2017-12-25 Орбит Алюминэ Инк. Способы обработки летучей золы
CA2878744C (fr) 2012-07-12 2020-09-15 Orbite Aluminae Inc. Procedes de preparation de chlorure d'aluminium et de divers autres produits par lixiviation au chlorydrate
CA2885255C (fr) 2012-09-26 2015-12-22 Orbite Aluminae Inc. Procedes pour la preparation d'alumine et de chlorure de magnesium par lixiviation par hcl de divers materiaux
CA2891427C (fr) 2012-11-14 2016-09-20 Orbite Aluminae Inc. Procede de purification d'ions aluminium
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 (fr) * 1984-07-02 1991-02-19 Rohm And Haas Company Acides carboxyliques de dioxaalcanes substitues en meta, esters, amides et sels d'ethers diphenyliques
FR2632205B1 (fr) * 1988-06-03 1992-05-22 Thann & Mulhouse Procede de traitement d'un effluent acide
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
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
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
CN1113081A (zh) 1995-12-06
WO1995003994A1 (fr) 1995-02-09
EP0662929A1 (fr) 1995-07-19
JPH0741976A (ja) 1995-02-10
CN1044221C (zh) 1999-07-21
AU7237694A (en) 1995-02-28
TW322462B (fr) 1997-12-11
DE69406412T2 (de) 1998-05-20
JP2968913B2 (ja) 1999-11-02
AU672327B2 (en) 1996-09-26
US6337061B1 (en) 2002-01-08
DE69406412D1 (de) 1997-11-27
CA2145986A1 (fr) 1995-02-09
EP0662929B1 (fr) 1997-10-22

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