FI883107A - Foerfarande foer neutralisering av svavelsyra innehaollande jaernjoner. - Google Patents

Foerfarande foer neutralisering av svavelsyra innehaollande jaernjoner. Download PDF

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Publication number
FI883107A
FI883107A FI883107A FI883107A FI883107A FI 883107 A FI883107 A FI 883107A FI 883107 A FI883107 A FI 883107A FI 883107 A FI883107 A FI 883107A FI 883107 A FI883107 A FI 883107A
Authority
FI
Finland
Prior art keywords
svavelsyra
neutralisering
jaernjoner
innehaollande
foerfarande foer
Prior art date
Application number
FI883107A
Other languages
English (en)
Other versions
FI85723B (fi
FI85723C (fi
FI883107A0 (fi
Inventor
Morio Watanabe
Renpei Sei
Original Assignee
Solex Res Corp Japan
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 Solex Res Corp Japan filed Critical Solex Res Corp Japan
Publication of FI883107A0 publication Critical patent/FI883107A0/fi
Publication of FI883107A publication Critical patent/FI883107A/fi
Publication of FI85723B publication Critical patent/FI85723B/fi
Application granted granted Critical
Publication of FI85723C publication Critical patent/FI85723C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds
    • C02F1/64—Heavy metal compounds of iron or manganese
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0009—Preparation involving a liquid-liquid extraction, an adsorption or an ion-exchange
    • 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
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/26—Treatment of water, waste water, or sewage by extraction
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • 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
    • Y10S423/09—Reaction techniques
    • Y10S423/14—Ion exchange; chelation or liquid/liquid ion extraction

Landscapes

  • Organic Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Physical Water Treatments (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Catalysts (AREA)
FI883107A 1987-06-30 1988-06-29 Foerfarande foer neutralisering av svavelsyra innehaollande jaernjoner. FI85723C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP16084987 1987-06-30
JP16084987 1987-06-30
JP22853987 1987-09-14
JP22853987 1987-09-14

Publications (4)

Publication Number Publication Date
FI883107A0 FI883107A0 (fi) 1988-06-29
FI883107A true FI883107A (fi) 1988-12-31
FI85723B FI85723B (fi) 1992-02-14
FI85723C FI85723C (fi) 1992-05-25

Family

ID=26487210

Family Applications (1)

Application Number Title Priority Date Filing Date
FI883107A FI85723C (fi) 1987-06-30 1988-06-29 Foerfarande foer neutralisering av svavelsyra innehaollande jaernjoner.

Country Status (11)

Country Link
US (1) US4952378A (fi)
EP (1) EP0301700B1 (fi)
JP (1) JP2702158B2 (fi)
KR (1) KR890000355A (fi)
AU (1) AU606695B2 (fi)
BR (1) BR8803225A (fi)
CA (1) CA1303815C (fi)
DE (1) DE3881599T2 (fi)
ES (1) ES2040857T3 (fi)
FI (1) FI85723C (fi)
NO (1) NO882765L (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0298763A3 (en) * 1987-07-08 1990-01-10 Solex Research Corporation of Japan Method for recovering titanium
JPH0254729A (ja) * 1988-08-19 1990-02-23 Nishimura Watanabe Chiyuushiyutsu Kenkyusho:Kk Ｚｎイオンを含有する硫酸の中和方法
US5061460A (en) * 1988-08-19 1991-10-29 Solex Research Corporation Of Japan Method for manufacturing titanium oxide
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
US20020005210A1 (en) * 2000-01-05 2002-01-17 Olsen Douglas R. Regenerating spent pickling liquor
ATE370097T1 (de) 2003-10-06 2007-09-15 Kerr Mcgee Pigments Gmbh Verfahren zur aufarbeitung eisenbelasteter gebrauchtschwefelsäure
CN102502880B (zh) * 2011-08-23 2016-06-22 青岛三友科技有限公司 利用酸洗废酸生产铁系净水剂的方法
JP6206518B2 (ja) * 2016-02-17 2017-10-04 住友金属鉱山株式会社 中和処理方法、ニッケル酸化鉱石の湿式製錬方法
KR102045523B1 (ko) 2016-11-09 2019-11-18 주식회사 엘지화학 폐염산 정제 방법
CN112661196A (zh) * 2020-12-29 2021-04-16 斯瑞尔环境科技股份有限公司 一种三氯化铁的提纯方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210502A (en) * 1976-03-09 1980-07-01 Solex Research Corporation Of Japan Process for recovery of waste H2 SO4 and HCl
JPS59162108A (ja) * 1983-03-03 1984-09-13 Tadao Nagai 硫酸溶液の浄液法
JPS6050128A (ja) * 1983-08-25 1985-03-19 Daihachi Kagaku Kogyosho:Kk 水溶液からの鉄（３）の抽出方法および抽出溶媒からの鉄（３）の逆抽出方法
GB8504819D0 (en) * 1985-02-25 1985-03-27 Ici Plc Extraction of metal values

Also Published As

Publication number Publication date
NO882765D0 (no) 1988-06-22
JP2702158B2 (ja) 1998-01-21
FI85723B (fi) 1992-02-14
CA1303815C (en) 1992-06-23
ES2040857T3 (es) 1993-11-01
EP0301700B1 (en) 1993-06-09
FI85723C (fi) 1992-05-25
NO882765L (no) 1989-01-02
AU606695B2 (en) 1991-02-14
FI883107A0 (fi) 1988-06-29
JPH01157421A (ja) 1989-06-20
DE3881599D1 (de) 1993-07-15
DE3881599T2 (de) 1994-01-20
US4952378A (en) 1990-08-28
EP0301700A1 (en) 1989-02-01
BR8803225A (pt) 1990-02-06
KR890000355A (ko) 1989-03-14
AU1829788A (en) 1989-01-19

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: SOLEX RESEARCH CORPORATION OF JAPAN