BR8606271A - Processo de pervaporacao por membrana - Google Patents

Processo de pervaporacao por membrana

Info

Publication number
BR8606271A
BR8606271A BR8606271A BR8606271A BR8606271A BR 8606271 A BR8606271 A BR 8606271A BR 8606271 A BR8606271 A BR 8606271A BR 8606271 A BR8606271 A BR 8606271A BR 8606271 A BR8606271 A BR 8606271A
Authority
BR
Brazil
Prior art keywords
membrane
chlorine dioxide
medium
recipient
aqueous
Prior art date
Application number
BR8606271A
Other languages
English (en)
Inventor
Zbigniew Twardowski
James Duncan Mcgilvery
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
Publication of BR8606271A publication Critical patent/BR8606271A/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D61/00Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
    • B01D61/36Pervaporation; Membrane distillation; Liquid permeation
    • B01D61/362Pervaporation
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02Oxides of chlorine
    • C01B11/022Chlorine dioxide (ClO2)
    • CCHEMISTRY; METALLURGY
    • C01INORGANIC CHEMISTRY
    • C01BNON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B11/00Oxides or oxyacids of halogens; Salts thereof
    • C01B11/02Oxides of chlorine
    • C01B11/022Chlorine dioxide (ClO2)
    • C01B11/028Separation; Purification
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10Bleaching ; Apparatus therefor
    • D21C9/12Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
    • D21C9/14Bleaching ; Apparatus therefor with halogens or halogen-containing compounds with ClO2 or chlorites

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BR8606271A 1985-12-18 1986-12-18 Processo de pervaporacao por membrana BR8606271A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000498042A CA1250404A (en) 1985-12-18 1985-12-18 Membrane pervaporation process

Publications (1)

Publication Number Publication Date
BR8606271A true BR8606271A (pt) 1987-10-06

Family

ID=4132116

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8606271A BR8606271A (pt) 1985-12-18 1986-12-18 Processo de pervaporacao por membrana

Country Status (12)

Country Link
EP (1) EP0230737B1 (pt)
JP (1) JPS62162602A (pt)
AT (1) ATE46681T1 (pt)
AU (1) AU584485B2 (pt)
BR (1) BR8606271A (pt)
CA (1) CA1250404A (pt)
DE (1) DE3665852D1 (pt)
ES (1) ES2011450B3 (pt)
FI (1) FI79824C (pt)
NZ (1) NZ218635A (pt)
PT (1) PT83970B (pt)
ZA (1) ZA869299B (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU623928B2 (en) * 1988-09-22 1992-05-28 Ici Australia Operations Proprietary Limited Gas chlorine dioxide generation
GB9309769D0 (en) * 1993-05-12 1993-06-23 Sterling Pulp Chem Ltd Chlorine dioxide generation for water treatment
US5965004A (en) * 1996-03-13 1999-10-12 Sterling Pulp Chemicals, Ltd. Chlorine dioxide generation for water treatment
DE69813864T2 (de) 1997-11-07 2004-01-29 Engelhard Corp Verfahren und vorrichtung zur herstellung einer wässerigen chlordioxid enthaltenden lösung
US7922984B2 (en) 2000-02-18 2011-04-12 Selective Micro Technologies, Llc Apparatus and method for controlled delivery of a gas
WO2001060750A2 (en) 2000-02-18 2001-08-23 Selective Micro Technologies, Llc Apparatus and method for controlled delivery of a gas
US6607696B1 (en) 2000-02-18 2003-08-19 Selective Micro Technologies, Llc Apparatus and method for controlled delivery of a gas
US20080292507A1 (en) * 2007-05-21 2008-11-27 Tbs Technologies, Llc Apparatus for the generation of gases
BE1023120B1 (nl) * 2015-09-16 2016-11-24 Aqua Ecologic Werkwijze en systeem voor het desinfecteren met chloordioxide gas
EP3153184A3 (en) * 2015-09-16 2017-07-12 Aqua Ecologic Method and system for disinfecting with chlorine dioxide gas
US12036525B2 (en) 2020-10-27 2024-07-16 Selective Micro Technologies, Llc Gas micro reactor utilizing membrane packaging

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60179103A (ja) * 1984-02-27 1985-09-13 Hitachi Ltd 温度回生装置および温度回生方法

Also Published As

Publication number Publication date
ES2011450B3 (es) 1990-01-16
DE3665852D1 (en) 1989-11-02
JPH0471001B2 (pt) 1992-11-12
FI79824C (fi) 1990-03-12
EP0230737A1 (en) 1987-08-05
CA1250404A (en) 1989-02-28
ATE46681T1 (de) 1989-10-15
AU584485B2 (en) 1989-05-25
AU6666886A (en) 1987-06-25
EP0230737B1 (en) 1989-09-27
PT83970A (en) 1987-01-01
FI865193A (fi) 1987-06-19
PT83970B (pt) 1989-01-17
ZA869299B (en) 1987-07-29
FI865193A0 (fi) 1986-12-18
FI79824B (fi) 1989-11-30
JPS62162602A (ja) 1987-07-18
NZ218635A (en) 1990-03-27

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 18/12/2001

B15K Others concerning applications: alteration of classification

Ipc: B01D 61/36 (2006.01), C01B 11/02 (2006.0