IT8048802A0 - Compartimenti procedimento per la produzione di acido cromico mediante celle elettrolitiche a due e tre - Google Patents

Compartimenti procedimento per la produzione di acido cromico mediante celle elettrolitiche a due e tre

Info

Publication number
IT8048802A0
IT8048802A0 IT8048802A IT4880280A IT8048802A0 IT 8048802 A0 IT8048802 A0 IT 8048802A0 IT 8048802 A IT8048802 A IT 8048802A IT 4880280 A IT4880280 A IT 4880280A IT 8048802 A0 IT8048802 A0 IT 8048802A0
Authority
IT
Italy
Prior art keywords
compartments
procedure
production
chromic acid
electrolytic cells
Prior art date
Application number
IT8048802A
Other languages
English (en)
Other versions
IT1145369B (it
Inventor
William Edward Kidon
Nicholas Shuster
Andrew Daniel Babinsky
Original Assignee
Diamond Shamrock Corp
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 Diamond Shamrock Corp filed Critical Diamond Shamrock Corp
Publication of IT8048802A0 publication Critical patent/IT8048802A0/it
Application granted granted Critical
Publication of IT1145369B publication Critical patent/IT1145369B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/22—Inorganic acids
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/14—Alkali metal compounds
    • C25B1/16—Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B15/00—Operating or servicing cells
    • C25B15/08—Supplying or removing reactants or electrolytes; Regeneration of electrolytes
    • C25B15/085—Removing impurities

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
IT48802/80A 1979-05-29 1980-05-27 Procedimento per la produzione di acido cromico mediante celle elettrolitiche a due e tre compartimenti IT1145369B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/043,377 US4273628A (en) 1979-05-29 1979-05-29 Production of chromic acid using two-compartment and three-compartment cells

Publications (2)

Publication Number Publication Date
IT8048802A0 true IT8048802A0 (it) 1980-05-27
IT1145369B IT1145369B (it) 1986-11-05

Family

ID=21926871

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48802/80A IT1145369B (it) 1979-05-29 1980-05-27 Procedimento per la produzione di acido cromico mediante celle elettrolitiche a due e tre compartimenti

Country Status (9)

Country Link
US (1) US4273628A (it)
JP (1) JPS55158281A (it)
KR (1) KR840001427B1 (it)
AU (1) AU534996B2 (it)
CA (1) CA1164403A (it)
DE (1) DE3020260A1 (it)
GB (1) GB2051869B (it)
IT (1) IT1145369B (it)
PH (1) PH16158A (it)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4560452A (en) * 1983-03-07 1985-12-24 The Dow Chemical Company Unitary central cell element for depolarized, filter press electrolysis cells and process using said element
DE3339449A1 (de) * 1983-10-31 1985-05-09 MD Verwaltungsgesellschaft Nicolaus GmbH & Co. KG, 8000 München Verfahren zur gewinnung von lignin aus alkalischen lignin-loesungen
AT382894B (de) * 1985-02-27 1987-04-27 Elin Union Ag Verfahren zur elektrochemischen oxidation von schwefelsauren chrom-iii-loesungen zu chrom-vil¯sungen
US4701246A (en) * 1985-03-07 1987-10-20 Kabushiki Kaisha Toshiba Method for production of decontaminating liquid
ZA877762B (en) * 1986-10-29 1988-04-20 Tenneco Canada Inc. Electrochemical removal of chromium from chlorate solutions
DE3829119A1 (de) * 1988-08-27 1990-03-01 Bayer Ag Verfahren zur herstellung von alkalidichromaten und chromsaeure
DE3911065A1 (de) * 1989-04-06 1990-10-11 Bayer Ag Verfahren zur herstellung von alkalidichromaten und chromsaeuren durch elektrolyse
DE59003697D1 (de) * 1989-12-16 1994-01-13 Bayer Ag Verfahren zur Herstellung von Chromsäure.
DE59003699D1 (de) * 1989-12-16 1994-01-13 Bayer Ag Verfahren zur Herstellung von Chromsäure.
DE4020051A1 (de) * 1990-06-23 1992-01-02 Bayer Ag Chromsaeure-herstellung unter verwendung von bipolaren membranen
US5122238A (en) * 1991-06-10 1992-06-16 Occidental Chemical Corporation Efficient electrolytic method of making chromic acid from sodium bichromate
US6063252A (en) * 1997-08-08 2000-05-16 Raymond; John L. Method and apparatus for enriching the chromium in a chromium plating bath
US6468414B1 (en) 2001-02-16 2002-10-22 Hydro-Quebec Method of purification of a redox mediator before electrolytic regeneration thereof
GB2399349A (en) * 2003-03-13 2004-09-15 Kurion Technologies Ltd Regeneration of chromic acid etching and pickling baths
EP2841623B1 (en) 2012-04-23 2020-10-28 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
CA3109808A1 (en) 2012-05-30 2013-12-05 Nemaska Lithium Inc. System for preparing lithium carbonate from lithium hydroxide
EP2971252B1 (en) 2013-03-15 2020-12-30 Nemaska Lithium Inc. Processes for preparing lithium hydroxide
KR102099714B1 (ko) * 2013-10-23 2020-04-13 네마스카 리튬 인코포레이션 리튬 하이드록사이드 제조 공정 및 시스템
JP6335316B2 (ja) * 2013-10-23 2018-05-30 ネマスカ リチウム インコーポレイテッド 炭酸リチウムの調製のためのプロセス
KR102153976B1 (ko) 2014-02-24 2020-09-10 네마스카 리튬 인코포레이션 리튬 함유 물질을 처리하기 위한 방법
US10597305B2 (en) 2015-08-27 2020-03-24 Nemaska Lithium Inc. Methods for treating lithium-containing materials
CA2940509A1 (en) 2016-08-26 2018-02-26 Nemaska Lithium Inc. Processes for treating aqueous compositions comprising lithium sulfate and sulfuric acid
CA3083136C (en) 2017-11-22 2022-04-12 Nemaska Lithium Inc. Processes for preparing hydroxides and oxides of various metals and derivatives thereof
US11920248B2 (en) 2018-12-18 2024-03-05 Prometheus Fuels, Inc Methods and systems for fuel production
US10590548B1 (en) * 2018-12-18 2020-03-17 Prometheus Fuels, Inc Methods and systems for fuel production

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA739447A (en) * 1966-07-26 W. Carlin William Electrolytic production of chromic acid
US2099658A (en) * 1933-11-09 1937-11-16 Gilbert Preparation of chromic acid and sparingly soluble chromates
US2081787A (en) * 1936-06-15 1937-05-25 Chromium Products Corp Electrolytic process and apparatus for the production of chromic acid and caustic alkali
US2612435A (en) * 1948-11-13 1952-09-30 Diamond Alkali Co Method for recovery of vanadiumfree chromate and aluminate
US2931704A (en) * 1958-06-16 1960-04-05 Columbia Southern Chem Corp Sodium dichromate production
US3041317A (en) * 1960-05-02 1962-06-26 Du Pont Fluorocarbon sulfonyl fluorides
NL278049A (it) * 1961-05-05
US3117023A (en) * 1962-01-03 1964-01-07 Ionics Method of making a non-corroding electrode
GB952251A (en) * 1962-02-02 1964-03-11 Tube Prod Ltd Electric transformer
US3305463A (en) * 1962-03-16 1967-02-21 Pittsburgh Plate Glass Co Electrolytic production of dichromates
US3350294A (en) * 1962-11-21 1967-10-31 Ici Australia Ltd Electrodes
US3624053A (en) * 1963-06-24 1971-11-30 Du Pont Trifluorovinyl sulfonic acid polymers
US3282875A (en) * 1964-07-22 1966-11-01 Du Pont Fluorocarbon vinyl ether polymers
US3454478A (en) * 1965-06-28 1969-07-08 Ppg Industries Inc Electrolytically reducing halide impurity content of alkali metal dichromate solutions
GB1184331A (en) * 1967-01-21 1970-03-11 Concentric Pumps Ltd Improvements relating to Fan Assemblies for Internal Combustion Engine Coolant Systems
GB1195871A (en) * 1967-02-10 1970-06-24 Chemnor Ag Improvements in or relating to the Manufacture of Electrodes.
US3840443A (en) * 1967-02-10 1974-10-08 Chemnor Corp Method of making an electrode having a coating comprising a platinum metal oxide
US3616445A (en) * 1967-12-14 1971-10-26 Electronor Corp Titanium or tantalum base electrodes with applied titanium or tantalum oxide face activated with noble metals or noble metal oxides
US3784399A (en) * 1971-09-08 1974-01-08 Du Pont Films of fluorinated polymer containing sulfonyl groups with one surface in the sulfonamide or sulfonamide salt form and a process for preparing such
BE790369A (fr) * 1971-10-21 1973-04-20 Diamond Shamrock Corp Procede et appareil pour la preparation d'hydroxydes de metaux alcalins de haute purete dans une cuve electrolytique.
US3849243A (en) * 1971-11-08 1974-11-19 Du Pont Laminates of support material and fluorinated polymer containing pendant side chains containing sulfonyl groups
IT959730B (it) * 1972-05-18 1973-11-10 Oronzio De Nura Impianti Elett Anodo per sviluppo di ossigeno
US3841851A (en) * 1974-02-12 1974-10-15 E Kaiser Process and apparatus for the gasification of organic matter
US3909378A (en) * 1974-06-21 1975-09-30 Du Pont Composite cation exchange membrane and use thereof in electrolysis of an alkali metal halide
US3909381A (en) * 1974-11-18 1975-09-30 Raymond John L Purification of chromium plating solutions by electrodialysis
AR205953A1 (es) * 1975-01-22 1976-06-15 Diamond Shamrock Corp Produccion de carbonatos de metales a calinos en una celula de membrana
US4024044A (en) * 1975-09-15 1977-05-17 Diamond Shamrock Corporation Electrolysis cathodes bearing a melt-sprayed and leached nickel or cobalt coating
US4053371A (en) * 1976-06-01 1977-10-11 The Dow Chemical Company Cellular metal by electrolysis
US4101395A (en) * 1976-08-30 1978-07-18 Tokuyama Soda Kabushiki Kaisha Cathode-structure for electrolysis
US4104133A (en) * 1977-07-27 1978-08-01 Diamond Shamrock Corporation Method of in situ plating of an active coating on cathodes of alkali halide electrolysis cells

Also Published As

Publication number Publication date
AU5878980A (en) 1980-12-04
PH16158A (en) 1983-07-18
JPS6366396B2 (it) 1988-12-20
GB2051869B (en) 1983-03-16
IT1145369B (it) 1986-11-05
KR840001427B1 (ko) 1984-09-26
DE3020260A1 (de) 1980-12-11
KR830002907A (ko) 1983-05-31
DE3020260C2 (it) 1989-11-16
JPS55158281A (en) 1980-12-09
US4273628A (en) 1981-06-16
AU534996B2 (en) 1984-02-23
GB2051869A (en) 1981-01-21
CA1164403A (en) 1984-03-27

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