FR2413320A1 - Procede de lavage perfectionne dans l'obtention du bioxyde de chlore - Google Patents

Procede de lavage perfectionne dans l'obtention du bioxyde de chlore

Info

Publication number
FR2413320A1
FR2413320A1 FR7836218A FR7836218A FR2413320A1 FR 2413320 A1 FR2413320 A1 FR 2413320A1 FR 7836218 A FR7836218 A FR 7836218A FR 7836218 A FR7836218 A FR 7836218A FR 2413320 A1 FR2413320 A1 FR 2413320A1
Authority
FR
France
Prior art keywords
chlorine
opt
products
washing
washing procedure
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
FR7836218A
Other languages
English (en)
Other versions
FR2413320B1 (fr
Inventor
Gerald Cowley
Peter David Dick
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 FR2413320A1 publication Critical patent/FR2413320A1/fr
Application granted granted Critical
Publication of FR2413320B1 publication Critical patent/FR2413320B1/fr
Granted 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
    • C01B11/02—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
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
    • E04B1/762—Exterior insulation of exterior walls
    • E04B1/7629—Details of the mechanical connection of the insulation to the wall
    • E04B1/7633—Dowels with enlarged insulation retaining head

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Inorganic Chemistry (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Detergent Compositions (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Food Preservation Except Freezing, Refrigeration, And Drying (AREA)

Abstract

PROCEDE DE LAVAGE PERFECTIONNE DANS L'OBTENTION DU BIOXYDE DE CHLORE. CE PROCEDE POUR L'OBTENTION DU BIOXYDE DE CHLORE PAR REDUCTION DES IONS CHLORATE DANS UN MILIEU REACTIONNEL EAU-ACIDE CONTENANT DES IONS CHLORURE ET POUR RECUPERER LE SOUS-PRODUIT SALIN SOUS FORME D'UNE BOUE A PARTIR DU MILIEU REACTIONNEL, LADITE BOUE AYANT ENTRAINE UNE PARTIE DU MILIEU REACTIONNEL, EST CARACTERISE EN CE QU'ON SOUMET LADITE BOUE A UNE OPERATION DE LAVAGE-DECANTATION A ETAPES MULTIPLES EN UTILISANT DE L'EAU POUR OBTENIR UNE BOUE DONT LA TENEUR EN MILIEU REACTIONNEL ENTRAINE EST REDUITE. AMELIORATION DES RENDEMENTS, ET RECUPERATION DES SOUS-PRODUITS.
FR7836218A 1978-01-03 1978-12-22 Procede de lavage perfectionne dans l'obtention du bioxyde de chlore Granted FR2413320A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB2978 1978-01-03
GB905078 1978-03-07
GB1923578 1978-05-12

Publications (2)

Publication Number Publication Date
FR2413320A1 true FR2413320A1 (fr) 1979-07-27
FR2413320B1 FR2413320B1 (fr) 1981-07-24

Family

ID=27253649

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7836218A Granted FR2413320A1 (fr) 1978-01-03 1978-12-22 Procede de lavage perfectionne dans l'obtention du bioxyde de chlore

Country Status (18)

Country Link
JP (1) JPS54128998A (fr)
AR (1) AR220364A1 (fr)
AU (1) AU4303979A (fr)
BR (1) BR7808556A (fr)
CA (2) CA1117731A (fr)
CS (1) CS10279A2 (fr)
CU (1) CU35046A (fr)
DE (1) DE2856504A1 (fr)
ES (1) ES476508A1 (fr)
FI (1) FI69822C (fr)
FR (1) FR2413320A1 (fr)
GB (1) GB2011362A (fr)
NO (1) NO784406L (fr)
OA (1) OA06144A (fr)
PL (1) PL120161B1 (fr)
PT (1) PT68985A (fr)
SE (1) SE7813136L (fr)
ZA (1) ZA786778B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1149131A (fr) * 1980-09-15 1983-07-05 Richard Swindells Obtention de bioxyde de chlore a haut rendement
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
CA2148462C (fr) * 1992-11-09 1999-08-31 Herbert C. Scribner Obtention, par metathese, d'un produit secondaire neutre dans le procede de formation de dioxyde de chlore
US5399332A (en) * 1993-10-20 1995-03-21 Sterling Canada, Inc. Dynamic leaching procedure for metathesis
US5792441A (en) * 1996-10-11 1998-08-11 Pulp And Paper Research Institute Of Canada Fixed-resin bed technologies for the treatment of the chlorine dioxide generator effluent and feeds stream
FR2757500B1 (fr) * 1996-12-23 1999-01-22 Atochem Elf Sa Procede de fabrication de bioxyde de chlore

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2003223A1 (fr) * 1968-03-05 1969-11-07 Hooker Chemical Corp
FR2138753A1 (fr) * 1971-05-21 1973-01-05 Hooker Chemical Corp
US3864456A (en) * 1964-08-13 1975-02-04 Electric Reduction Co Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate
FR2294129A1 (fr) * 1974-12-13 1976-07-09 Hooker Chemicals Plastics Corp Procede de production en continu d'un melange contenant du bioxyde de chlore
US3974266A (en) * 1975-03-07 1976-08-10 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide
US3976758A (en) * 1975-03-07 1976-08-24 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide
US4045542A (en) * 1974-12-13 1977-08-30 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3864456A (en) * 1964-08-13 1975-02-04 Electric Reduction Co Manufacture of chlorine dioxide, chlorine and anhydrous sodium sulphate
FR2003223A1 (fr) * 1968-03-05 1969-11-07 Hooker Chemical Corp
US3563702A (en) * 1968-03-05 1971-02-16 Hooker Chemical Corp Production of chlorine dioxide
FR2138753A1 (fr) * 1971-05-21 1973-01-05 Hooker Chemical Corp
FR2294129A1 (fr) * 1974-12-13 1976-07-09 Hooker Chemicals Plastics Corp Procede de production en continu d'un melange contenant du bioxyde de chlore
US4045542A (en) * 1974-12-13 1977-08-30 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide
US3974266A (en) * 1975-03-07 1976-08-10 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide
US3976758A (en) * 1975-03-07 1976-08-24 Hooker Chemicals & Plastics Corporation Production of chlorine dioxide

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CA1977 *

Also Published As

Publication number Publication date
FI790007A (fi) 1979-07-04
CA1118184A (fr) 1982-02-16
GB2011362A (en) 1979-07-11
NO784406L (no) 1979-07-04
CU35046A (en) 1981-12-04
AU4303979A (en) 1979-07-12
BR7808556A (pt) 1979-08-07
AR220364A1 (es) 1980-10-31
CS10279A2 (en) 1985-05-15
ES476508A1 (es) 1979-11-16
JPS54128998A (en) 1979-10-05
FI69822B (fi) 1985-12-31
FR2413320B1 (fr) 1981-07-24
DE2856504A1 (de) 1979-07-05
PL120161B1 (en) 1982-02-27
PL212594A1 (pl) 1979-11-19
CA1117731A (fr) 1982-02-09
ZA786778B (en) 1980-07-30
PT68985A (en) 1979-01-01
OA06144A (fr) 1981-06-30
SE7813136L (sv) 1979-07-04
FI69822C (fi) 1986-05-26

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