TW237391B - - Google Patents

Info

Publication number
TW237391B
TW237391B TW082110898A TW82110898A TW237391B TW 237391 B TW237391 B TW 237391B TW 082110898 A TW082110898 A TW 082110898A TW 82110898 A TW82110898 A TW 82110898A TW 237391 B TW237391 B TW 237391B
Authority
TW
Taiwan
Application number
TW082110898A
Original Assignee
Kronos Titan Gmbh
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 Kronos Titan Gmbh filed Critical Kronos Titan Gmbh
Application granted granted Critical
Publication of TW237391B publication Critical patent/TW237391B/zh

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/10—Halides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • 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
    • Y10S210/00—Liquid purification or separation
    • Y10S210/902—Materials removed
    • Y10S210/911—Cumulative poison
    • Y10S210/912—Heavy metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Processing Of Solid Wastes (AREA)
  • Removal Of Specific Substances (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
TW082110898A 1992-12-22 1993-12-22 TW237391B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4243559A DE4243559A1 (de) 1992-12-22 1992-12-22 Verfahren zur Reinigung einer technischen Eisenchloridlösung durch selektive Fällung

Publications (1)

Publication Number Publication Date
TW237391B true TW237391B (zh) 1995-01-01

Family

ID=6476177

Family Applications (1)

Application Number Title Priority Date Filing Date
TW082110898A TW237391B (zh) 1992-12-22 1993-12-22

Country Status (7)

Country Link
US (1) US5407650A (zh)
EP (1) EP0604817B1 (zh)
KR (1) KR100292095B1 (zh)
AU (1) AU658081B2 (zh)
CA (1) CA2112076C (zh)
DE (2) DE4243559A1 (zh)
TW (1) TW237391B (zh)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5518633A (en) * 1994-10-21 1996-05-21 E. I. Du Pont De Nemours And Company Process for treating aqueous media containing metal ions
US6607651B2 (en) 1998-09-10 2003-08-19 Cws Parts Company Process and system for treating the discharge stream from an ion exchanger
DE10022867A1 (de) * 2000-05-10 2001-11-22 Kronos Titan Gmbh & Co Ohg Verfahren zum Entfernen von Nickel- und Bleiionen aus Eisensalzlösungen
US20030209449A1 (en) * 2001-01-23 2003-11-13 Cws Parts Company Process and system for treating the discharge stream from an ion exchanger
US6800260B2 (en) * 2002-02-11 2004-10-05 Millennium Inorganic Chemicals, Inc. Processes for treating iron-containing waste streams
DE10346339A1 (de) * 2003-10-06 2005-05-04 Kerr Mcgee Pigments Gmbh Verfahren zur Aufarbeitung von Metallchloridrückständen
US20080102007A1 (en) * 2006-10-26 2008-05-01 Melville Jason P Process for treating iron-containing waste streams
US8182779B2 (en) 2009-04-21 2012-05-22 E. I. Du Pont De Nemours And Company Process for removing phosphorus-containing colloids and their precursors from iron chloride solutions
US8287738B2 (en) * 2009-04-21 2012-10-16 E I Du Pont De Nemours And Company Process for removing impurities from iron chloride solutions
US9242877B2 (en) * 2011-01-06 2016-01-26 Kemira Oyj Process for the purification of iron salt solutions
DE102011106750A1 (de) 2011-06-28 2013-01-03 Kronos International Inc. Verfahren zur Abtrennung von höherwertigen Metallionen aus technischen Eisenchloridlösungen
DE102011106864B4 (de) 2011-06-28 2013-06-20 Kronos International, Inc. Verfahren zur selektiven Abtrennung von Vanadium aus Rückständen der Titandioxidherstellung (Chloridverfahren)
DE102019200832A1 (de) 2019-01-24 2020-07-30 MTU Aero Engines AG VERFAHREN ZUM ENTFERNEN VON Cr(VI)-IONEN AUS EINER WÄSSRIGEN ELEKTROLYTLÖSUNG

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE754202A (fr) * 1969-07-31 1970-12-31 Titangesellschaft Mbg Procede pour extraire le fer de minerais titaniferes
US3655344A (en) * 1969-09-02 1972-04-11 Ppg Industries Inc Treatment of titanium tetrachloride drier residue
US3617562A (en) * 1970-05-08 1971-11-02 Allen Cywin Neutralization of ferrous iron-containing acid wastes
JPS4811478B1 (zh) * 1970-12-24 1973-04-13
US3867515A (en) * 1971-04-01 1975-02-18 Ppg Industries Inc Treatment of titanium tetrachloride dryer residue
JPS4926199A (zh) * 1972-07-03 1974-03-08
SU676559A1 (ru) * 1976-03-15 1979-07-30 Березниковский Филиал Всесоюзного Научно-Исследовательского И Проектного Института Алюминиевой Магниевой И Электродной Промышленности Способ получени гидроокиси хрома
JPS5492594A (en) * 1977-12-29 1979-07-21 Daikin Ind Ltd Removing method for heavy metals in aqueous solution of ferrous chloride
NL8303557A (nl) * 1983-10-17 1985-05-17 Dhv Raadgevend Ing Werkwijze voor de verwijdering van zware metalen uit afvalwater.
US4579721A (en) * 1984-08-03 1986-04-01 Getty Oil Company Process for recovering metals from waste
US4540551A (en) * 1984-08-08 1985-09-10 Scm Corporation Two stage chlorination of titaniferous ore with FeCl3 reclamation
US4765908A (en) * 1985-02-04 1988-08-23 Barbara Monick Process and composition for removing contaminants from wastewater
JPH0712936B2 (ja) * 1986-10-30 1995-02-15 荏原インフイルコ株式会社 高純度含水酸化鉄の製造方法
JPS6430694A (en) * 1987-07-27 1989-02-01 Nippon Steel Corp Treatment of waste steel pickling solution
JPH01293187A (ja) * 1988-05-23 1989-11-27 Mitsubishi Heavy Ind Ltd 化学洗浄廃液の処理方法
GB8907163D0 (en) * 1989-03-30 1989-05-10 Shell Int Research A process of treating metal chloride wastes
DE4130808C2 (de) * 1991-09-17 1998-02-19 Kronos Titan Gmbh Verfahren zum Erhöhen der Reinheit von technischem Eisenchlorid

Also Published As

Publication number Publication date
AU5206593A (en) 1994-07-07
US5407650A (en) 1995-04-18
KR100292095B1 (ko) 2001-09-17
EP0604817B1 (de) 1996-05-15
DE59302604D1 (de) 1996-06-20
AU658081B2 (en) 1995-03-30
CA2112076A1 (en) 1994-06-23
CA2112076C (en) 1999-05-11
KR940014164A (ko) 1994-07-16
DE4243559A1 (de) 1994-06-23
EP0604817A1 (de) 1994-07-06

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