ES2012394B3 - Separacion de cromo de licor de pila electrolitica. - Google Patents

Separacion de cromo de licor de pila electrolitica.

Info

Publication number
ES2012394B3
ES2012394B3 ES87304463T ES87304463T ES2012394B3 ES 2012394 B3 ES2012394 B3 ES 2012394B3 ES 87304463 T ES87304463 T ES 87304463T ES 87304463 T ES87304463 T ES 87304463T ES 2012394 B3 ES2012394 B3 ES 2012394B3
Authority
ES
Spain
Prior art keywords
chrome
liquor
separation
electrolytic stack
electrolytic
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 - Lifetime
Application number
ES87304463T
Other languages
English (en)
Inventor
Marek Lipsztajn
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.)
Tenneco Canada Inc
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
Application granted granted Critical
Publication of ES2012394B3 publication Critical patent/ES2012394B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
ES87304463T 1986-05-21 1987-05-20 Separacion de cromo de licor de pila electrolitica. Expired - Lifetime ES2012394B3 (es)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ES2012394B3 true ES2012394B3 (es) 1990-03-16

Family

ID=4133173

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87304463T Expired - Lifetime ES2012394B3 (es) 1986-05-21 1987-05-20 Separacion de cromo de licor de pila electrolitica.

Country Status (5)

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

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
FI872216A0 (fi) 1987-05-20
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

Similar Documents

Publication Publication Date Title
NL980022I2 (nl) Dibenzothiazepine.
DE3784451D1 (de) Mehrlagiges formgewebe.
DE69010766D1 (de) Hydrophobe Membranen.
DE3873722D1 (de) Trennschleuder.
DE3889535D1 (de) Trennschleuder.
DE68914955D1 (de) Festelektrolytkondensator.
FR2571253B1 (fr) Preparation en forme de feuille
DE3788102D1 (de) Druckmaschine.
ES2018515B3 (es) Proceso de laminacion.
IT1205688B (it) Pila elettrochimica
IT1205125B (it) Pila elettrochimica
DE3786603D1 (de) Erzabscheider.
NO901005D0 (no) Separator.
DE3788671D1 (de) Kathodische Elektrode.
DE68925026D1 (de) Blattabtrennvorrichtung.
FI875441A0 (fi) Roterande separator.
ES2012394B3 (es) Separacion de cromo de licor de pila electrolitica.
DK161387D0 (da) Papirtoerringsanlaeg.
FI871642A0 (fi) Bottensoem foer spann.
FI871641A (fi) Toppsoem foer spann.
DE3786716D1 (de) Elektrolytische zelle.
DE3785316D1 (de) Blattzufuehrvorrichtung.
DE3763368D1 (de) Zusammengesetzte membranen.
DE3872708D1 (de) Blatttrennungsapparat.
DE3783013D1 (de) Elektrolytisches fertigbearbeitungsverfahren.