ZA869299B - Membrane pervaporation process - Google Patents
Membrane pervaporation processInfo
- Publication number
- ZA869299B ZA869299B ZA869299A ZA869299A ZA869299B ZA 869299 B ZA869299 B ZA 869299B ZA 869299 A ZA869299 A ZA 869299A ZA 869299 A ZA869299 A ZA 869299A ZA 869299 B ZA869299 B ZA 869299B
- Authority
- ZA
- South Africa
- Prior art keywords
- membrane
- chlorine dioxide
- medium
- recipient
- aqueous
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D61/00—Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration; Apparatus, accessories or auxiliary operations specially adapted therefor
- B01D61/36—Pervaporation; Membrane distillation; Liquid permeation
- B01D61/362—Pervaporation
-
- 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)
-
- 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)
- C01B11/028—Separation; Purification
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-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
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds
- D21C9/14—Bleaching ; 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)
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 |
---|---|
ZA869299B true ZA869299B (en) | 1987-07-29 |
Family
ID=4132116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA869299A ZA869299B (en) | 1985-12-18 | 1986-12-09 | Membrane pervaporation process |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0230737B1 (de) |
JP (1) | JPS62162602A (de) |
AT (1) | ATE46681T1 (de) |
AU (1) | AU584485B2 (de) |
BR (1) | BR8606271A (de) |
CA (1) | CA1250404A (de) |
DE (1) | DE3665852D1 (de) |
ES (1) | ES2011450B3 (de) |
FI (1) | FI79824C (de) |
NZ (1) | NZ218635A (de) |
PT (1) | PT83970B (de) |
ZA (1) | ZA869299B (de) |
Families Citing this family (10)
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 |
WO1999024356A1 (en) * | 1997-11-07 | 1999-05-20 | Engelhard Corporation | Method and device for the production of an aqueous solution containing chlorine dioxide |
EP1255572B1 (de) | 2000-02-18 | 2013-08-14 | Selective Micro Technologies, LLC | Vorrichtung und verfahren zur gesteuerten abgabe von gasen |
US7922984B2 (en) | 2000-02-18 | 2011-04-12 | 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 (de) * | 2015-09-16 | 2017-07-12 | Aqua Ecologic | Verfahren und system zur desinfektion mit chlordioxidgas |
Family Cites Families (1)
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 |
-
1985
- 1985-12-18 CA CA000498042A patent/CA1250404A/en not_active Expired
-
1986
- 1986-12-08 DE DE8686309523T patent/DE3665852D1/de not_active Expired
- 1986-12-08 ES ES86309523T patent/ES2011450B3/es not_active Expired - Lifetime
- 1986-12-08 AT AT86309523T patent/ATE46681T1/de not_active IP Right Cessation
- 1986-12-08 EP EP86309523A patent/EP0230737B1/de not_active Expired
- 1986-12-09 ZA ZA869299A patent/ZA869299B/xx unknown
- 1986-12-15 NZ NZ218635A patent/NZ218635A/xx unknown
- 1986-12-17 AU AU66668/86A patent/AU584485B2/en not_active Expired
- 1986-12-18 FI FI865193A patent/FI79824C/fi not_active IP Right Cessation
- 1986-12-18 PT PT83970A patent/PT83970B/pt not_active IP Right Cessation
- 1986-12-18 JP JP61300234A patent/JPS62162602A/ja active Granted
- 1986-12-18 BR BR8606271A patent/BR8606271A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0230737A1 (de) | 1987-08-05 |
NZ218635A (en) | 1990-03-27 |
JPH0471001B2 (de) | 1992-11-12 |
FI865193A (fi) | 1987-06-19 |
ATE46681T1 (de) | 1989-10-15 |
ES2011450B3 (es) | 1990-01-16 |
CA1250404A (en) | 1989-02-28 |
EP0230737B1 (de) | 1989-09-27 |
DE3665852D1 (en) | 1989-11-02 |
FI865193A0 (fi) | 1986-12-18 |
BR8606271A (pt) | 1987-10-06 |
PT83970B (pt) | 1989-01-17 |
FI79824B (fi) | 1989-11-30 |
PT83970A (en) | 1987-01-01 |
AU6666886A (en) | 1987-06-25 |
FI79824C (fi) | 1990-03-12 |
AU584485B2 (en) | 1989-05-25 |
JPS62162602A (ja) | 1987-07-18 |
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