FI872216A0 - Avlaegsnande av krom ur cellvaetska. - Google Patents

Avlaegsnande av krom ur cellvaetska.

Info

Publication number
FI872216A0
FI872216A0 FI872216A FI872216A FI872216A0 FI 872216 A0 FI872216 A0 FI 872216A0 FI 872216 A FI872216 A FI 872216A FI 872216 A FI872216 A FI 872216A FI 872216 A0 FI872216 A0 FI 872216A0
Authority
FI
Finland
Prior art keywords
cellvaetska
avlaegsnande
krom
Prior art date
Application number
FI872216A
Other languages
English (en)
Other versions
FI872216A (fi
FI81128B (fi
FI81128C (fi
Inventor
Marek Lipsztajn
Original Assignee
Tenneco Canada Inc
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 Tenneco Canada Inc filed Critical Tenneco Canada Inc
Publication of FI872216A0 publication Critical patent/FI872216A0/fi
Publication of FI872216A publication Critical patent/FI872216A/fi
Publication of FI81128B publication Critical patent/FI81128B/fi
Application granted granted Critical
Publication of FI81128C publication Critical patent/FI81128C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00—Oxides or oxyacids of halogens; Salts thereof
    • C01B11/12—Chloric acid
    • C01B11/14—Chlorates
    • C01B11/145—Separation; Crystallisation; Purification, After-treatment; Stabilisation by additives
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G37/00—Compounds of chromium
    • C01G37/02—Oxides or hydrates thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
FI872216A 1986-05-21 1987-05-20 Avlaegsnande av krom ur cellvaetska. FI81128C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA000509626A CA1242307A (en) 1986-05-21 1986-05-21 Removal of chromium from cell liquor
CA509626 1986-05-21

Publications (4)

Publication Number Publication Date
FI872216A0 true FI872216A0 (fi) 1987-05-20
FI872216A FI872216A (fi) 1987-11-22
FI81128B FI81128B (fi) 1990-05-31
FI81128C FI81128C (fi) 1990-09-10

Family

ID=4133173

Family Applications (1)

Application Number Title Priority Date Filing Date
FI872216A FI81128C (fi) 1986-05-21 1987-05-20 Avlaegsnande av krom ur cellvaetska.

Country Status (5)

Country Link
US (1) US4704259A (fi)
EP (1) EP0246871B1 (fi)
CA (1) CA1242307A (fi)
ES (1) ES2012394B3 (fi)
FI (1) FI81128C (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1314688C (en) * 1987-09-14 1993-03-23 Ian Harry Warren Stripping and recovery of dichromate in electrolytic chlorate systems
US5155042A (en) * 1988-04-04 1992-10-13 Allied-Signal Inc. Bioremediation of chromium (VI) contaminated solid residues
US5200088A (en) * 1991-07-15 1993-04-06 Kolene Corporation Removal of hexavalent chromium from waste material
US5294307A (en) * 1992-07-31 1994-03-15 Huron Tech Corp Integrated process for the production of alkali and alkaline earth metal chlorates and chlorine dioxide
US5520902A (en) * 1994-11-25 1996-05-28 Occidental Chemical Corporation Process for making chromium-free orthorhombic sodium sulfate
US5571489A (en) * 1995-01-27 1996-11-05 Illinois Institute Of Technology Process for chromium recovery from aqueous solutions
US5681739A (en) * 1995-05-25 1997-10-28 Lockheed Idaho Technologies Company Method for in situ or ex situ bioremediation of hexavalent chromium contaminated soils and/or groundwater
JPWO2010026886A1 (ja) * 2008-09-05 2012-02-02 日本化学工業株式会社 水酸化クロムの製造方法
GB201413222D0 (en) * 2014-07-25 2014-09-10 Ionex Sg Ltd Treatment of liquid waste
CN112225351A (zh) * 2020-10-14 2021-01-15 江苏强盛功能化学股份有限公司 一种氯化盐载冷剂盐水的处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843769A (en) * 1972-01-20 1974-10-22 Hooker Chemical Corp Process for removing hexavalent chromium from chlorate containing liquors
US3981965A (en) * 1972-08-17 1976-09-21 Allied Chemical Corporation Suppression of water pollution caused by solid wastes containing chromium compounds
US3961029A (en) * 1973-05-21 1976-06-01 Tokico Ltd. Process for recovering chromic acid solution from a waste liquor containing chromic ions
JPS5119493A (ja) * 1974-08-08 1976-02-16 Tokyo Shibaura Electric Co Kotaireezasochi
US4086150A (en) * 1977-06-27 1978-04-25 Huron Chemicals Limited Chromate removal by precipitation
US4268486A (en) * 1979-07-02 1981-05-19 Olin Corporation Selective chromate removal from a chlorate solution
FI802630A (fi) * 1979-08-31 1981-03-01 Chemetics Int Avlaegsning och tillvaratagande av dikromater ur elektrolytiska kloratloesningar
CA1139080A (en) * 1979-08-31 1983-01-11 Kenneth R. Maycock Stripping and recovery of dichromate in electrolytic chlorate systems
US4259297A (en) * 1979-09-04 1981-03-31 Olin Corporation Chromate removal from concentrated chlorate solution by chemical precipitation
IT1130595B (it) * 1980-05-12 1986-06-18 Stoppani Luigi Spa Procedimento continuo per l'eleminazione di cromo da acque di rifiuto e la valrizzazione del cromo ricuperato

Also Published As

Publication number Publication date
ES2012394B3 (es) 1990-03-16
US4704259A (en) 1987-11-03
CA1242307A (en) 1988-09-27
FI872216A (fi) 1987-11-22
EP0246871B1 (en) 1989-11-15
FI81128B (fi) 1990-05-31
EP0246871A1 (en) 1987-11-25
FI81128C (fi) 1990-09-10

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Legal Events

Date Code Title Description
FG Patent granted

Owner name: SUPERIOR PLUS INC.

MA Patent expired