FR2352746A2 - Procede de production de bioxyde de chlore - Google Patents

Procede de production de bioxyde de chlore

Info

Publication number
FR2352746A2
FR2352746A2 FR7715528A FR7715528A FR2352746A2 FR 2352746 A2 FR2352746 A2 FR 2352746A2 FR 7715528 A FR7715528 A FR 7715528A FR 7715528 A FR7715528 A FR 7715528A FR 2352746 A2 FR2352746 A2 FR 2352746A2
Authority
FR
France
Prior art keywords
salt
chlorate
alkali metal
continuously
clo2
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
FR7715528A
Other languages
English (en)
French (fr)
Other versions
FR2352746B2 (sv
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.)
Occidental Chemical Corp
Original Assignee
Hooker Chemicals and Plastics 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
Priority claimed from US05/556,379 external-priority patent/US3976758A/en
Priority claimed from US05/689,406 external-priority patent/US4049785A/en
Priority claimed from US05/689,405 external-priority patent/US4049784A/en
Priority claimed from US05/712,283 external-priority patent/US4045542A/en
Application filed by Hooker Chemicals and Plastics Corp filed Critical Hooker Chemicals and Plastics Corp
Publication of FR2352746A2 publication Critical patent/FR2352746A2/fr
Application granted granted Critical
Publication of FR2352746B2 publication Critical patent/FR2352746B2/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0018—Evaporation of components of the mixture to be separated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • 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
    • 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
    • C01B11/025—Preparation from chlorites or chlorates from chlorates without any other reaction reducing agent than chloride ions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00164—Controlling or regulating processes controlling the flow

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
FR7715528A 1975-03-07 1977-05-20 Procede de production de bioxyde de chlore Granted FR2352746A2 (fr)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US05/556,379 US3976758A (en) 1975-03-07 1975-03-07 Production of chlorine dioxide
US68940776A 1976-05-24 1976-05-24
US05/689,406 US4049785A (en) 1975-03-07 1976-05-24 Production of chlorine dioxide with product slurry metathesis
US05/689,405 US4049784A (en) 1975-03-07 1976-05-24 Production of chlorine dioxide with product slurry metathesis
US05/712,283 US4045542A (en) 1974-12-13 1976-08-06 Production of chlorine dioxide

Publications (2)

Publication Number Publication Date
FR2352746A2 true FR2352746A2 (fr) 1977-12-23
FR2352746B2 FR2352746B2 (sv) 1983-07-22

Family

ID=27541902

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7715528A Granted FR2352746A2 (fr) 1975-03-07 1977-05-20 Procede de production de bioxyde de chlore

Country Status (1)

Country Link
FR (1) FR2352746A2 (sv)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426016A1 (fr) * 1978-05-18 1979-12-14 Hooker Chemicals Plastics Corp Procede de production continue de bioxyde de chlore
FR2444643A1 (fr) * 1978-12-18 1980-07-18 Hooker Chemicals Plastics Corp Procede souple pour la production de dioxyde de chlore

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2426016A1 (fr) * 1978-05-18 1979-12-14 Hooker Chemicals Plastics Corp Procede de production continue de bioxyde de chlore
FR2444643A1 (fr) * 1978-12-18 1980-07-18 Hooker Chemicals Plastics Corp Procede souple pour la production de dioxyde de chlore

Also Published As

Publication number Publication date
FR2352746B2 (sv) 1983-07-22

Similar Documents

Publication Publication Date Title
CA1080429A (en) Process and apparatus for bicarbonation
US4283372A (en) Recovery of alkali values from sodium bicarbonate-containing ore with ammonia
US4288419A (en) Enhanced recovery of sodium carbonate from NaCl-containing sodium carbonate solutions
US2317443A (en) Process for making chlorine dioxide and for separating the same from chlorine
HU196041B (en) Process for cleaning hydrochloric acid gas
KR20010034850A (ko) 황산칼륨 제조방법
GB1130182A (en) Method of treating brine and recovering salts therefrom
US3278260A (en) Preparation and purification of lithium chloride
FR2352746A2 (fr) Procede de production de bioxyde de chlore
JPS6113860B2 (sv)
JPS54112396A (en) Production of high purity anhydrous magnesium chloride
US4105754A (en) Production of high purity calcium thiosulfate
US4277447A (en) Process for reducing calcium ion concentrations in alkaline alkali metal chloride brines
US3843768A (en) Process for the preparation of sodium carbonate monohydrate from a sodium hydroxide solution produced according to the diaphragm process
US3768865A (en) Process for the disposal of salt solutions contaminated with azide
US2157524A (en) Preparation of chlorine monoxide
US2240344A (en) Preparation of hypochlorous acid
ATE17224T1 (de) Verfahren zur erzeugung von kristallwasserhaltigem natriumhypochlorit.
US2863809A (en) Process for concentration of caustic cell liquor
US3378336A (en) Sulfate removal from brines
US3490880A (en) Process for the production of purified alkaline earth brines
ES8406381A1 (es) Procedimiento de recuperacion de cloruro sodico.
US2046411A (en) Process of substitution chlorination
US2181411A (en) Chlorination of nitromethane
GB1339794A (en) Hydrochloric acid

Legal Events

Date Code Title Description
TP Transmission of property