FR2490206A1 - Procede pour la production de dioxyde de chlore avec un rendement eleve - Google Patents

Procede pour la production de dioxyde de chlore avec un rendement eleve Download PDF

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Publication number
FR2490206A1
FR2490206A1 FR8117349A FR8117349A FR2490206A1 FR 2490206 A1 FR2490206 A1 FR 2490206A1 FR 8117349 A FR8117349 A FR 8117349A FR 8117349 A FR8117349 A FR 8117349A FR 2490206 A1 FR2490206 A1 FR 2490206A1
Authority
FR
France
Prior art keywords
acid
methanol
sodium
sulfate
sulphate
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.)
Granted
Application number
FR8117349A
Other languages
English (en)
French (fr)
Other versions
FR2490206B1 (fi
Inventor
Richard Swindells
Maurice C J Fredette
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.)
Erco Industries Ltd
Original Assignee
Erco Industries Ltd
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 Erco Industries Ltd filed Critical Erco Industries Ltd
Publication of FR2490206A1 publication Critical patent/FR2490206A1/fr
Application granted granted Critical
Publication of FR2490206B1 publication Critical patent/FR2490206B1/fr
Granted legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • 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
    • C01B11/02—Oxides of chlorine
    • C01B11/022—Chlorine dioxide (ClO2)
    • C01B11/023—Preparation from chlorites or chlorates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR8117349A 1980-09-15 1981-09-14 Procede pour la production de dioxyde de chlore avec un rendement eleve Granted FR2490206A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000360362A CA1149131A (en) 1980-09-15 1980-09-15 High efficiency production of chlorine dioxide

Publications (2)

Publication Number Publication Date
FR2490206A1 true FR2490206A1 (fr) 1982-03-19
FR2490206B1 FR2490206B1 (fi) 1985-01-11

Family

ID=4117895

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8117349A Granted FR2490206A1 (fr) 1980-09-15 1981-09-14 Procede pour la production de dioxyde de chlore avec un rendement eleve

Country Status (10)

Country Link
JP (1) JPS5782103A (fi)
AR (1) AR224705A1 (fi)
BR (1) BR8105884A (fi)
CA (1) CA1149131A (fi)
CS (1) CS228533B2 (fi)
FI (1) FI69292C (fi)
FR (1) FR2490206A1 (fi)
PL (1) PL127816B1 (fi)
SE (1) SE8105432L (fi)
SU (1) SU1114331A3 (fi)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5116595A (en) * 1991-04-22 1992-05-26 Tenneco Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5205995A (en) * 1991-04-22 1993-04-27 Sterling Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating apparatus
US5399332A (en) * 1993-10-20 1995-03-21 Sterling Canada, Inc. Dynamic leaching procedure for metathesis
US5593653A (en) * 1992-11-09 1997-01-14 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE463670B (sv) * 1988-10-11 1991-01-07 Eka Nobel Ab Foerfarande foer framstaellning av klordioxid
RU2562858C2 (ru) * 2010-01-18 2015-09-10 Акцо Нобель Кемикалз Интернэшнл Б.В. Способ производства диоксида хлора

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364202A (en) * 1964-04-08 1968-01-16 Stamicarbon Process for the recovery of free sulfuric acid from ammonium bisulfate
US3597168A (en) * 1968-12-11 1971-08-03 Kali Veb K Recovery of large grains of na2so4 and (nh4)2so4 from aqueous methanol solutions
US3760065A (en) * 1970-05-29 1973-09-18 Erco Ind Ltd Production of chlorine dioxide
US4154809A (en) * 1976-03-19 1979-05-15 Erco Industries Limited High efficiency chlorine dioxide production using HCl as acid and methanol addition

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1079482A (en) * 1976-05-27 1980-06-17 John Howard Method of separating sulfuric acid from neutral sodium sulphate
ZA786778B (en) * 1978-01-03 1980-07-30 Erco Ind Ltd Improved washing procedure in chlorine dioxide production

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3364202A (en) * 1964-04-08 1968-01-16 Stamicarbon Process for the recovery of free sulfuric acid from ammonium bisulfate
US3597168A (en) * 1968-12-11 1971-08-03 Kali Veb K Recovery of large grains of na2so4 and (nh4)2so4 from aqueous methanol solutions
US3760065A (en) * 1970-05-29 1973-09-18 Erco Ind Ltd Production of chlorine dioxide
US4154809A (en) * 1976-03-19 1979-05-15 Erco Industries Limited High efficiency chlorine dioxide production using HCl as acid and methanol addition

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5116595A (en) * 1991-04-22 1992-05-26 Tenneco Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating process
WO1992018424A1 (en) * 1991-04-22 1992-10-29 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5205995A (en) * 1991-04-22 1993-04-27 Sterling Canada Inc. Metathesis of acidic by-product of chlorine dioxide generating apparatus
US5593653A (en) * 1992-11-09 1997-01-14 Sterling Canada, Inc. Metathesis of acidic by-product of chlorine dioxide generating process
US5399332A (en) * 1993-10-20 1995-03-21 Sterling Canada, Inc. Dynamic leaching procedure for metathesis

Also Published As

Publication number Publication date
FI69292C (fi) 1986-01-10
FI69292B (fi) 1985-09-30
SE8105432L (sv) 1982-03-16
AR224705A1 (es) 1981-12-30
CA1149131A (en) 1983-07-05
BR8105884A (pt) 1982-06-08
CS228533B2 (en) 1984-05-14
PL127816B1 (en) 1983-11-30
JPS5782103A (en) 1982-05-22
PL233030A1 (fi) 1982-06-07
FR2490206B1 (fi) 1985-01-11
JPH0159204B2 (fi) 1989-12-15
SU1114331A3 (ru) 1984-09-15
FI812858L (fi) 1982-03-16

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Legal Events

Date Code Title Description
ST Notification of lapse