SE414411B - Sett att rena utslepp fran blekerier med ultrafiltrering - Google Patents
Sett att rena utslepp fran blekerier med ultrafiltreringInfo
- Publication number
- SE414411B SE414411B SE7811089A SE7811089A SE414411B SE 414411 B SE414411 B SE 414411B SE 7811089 A SE7811089 A SE 7811089A SE 7811089 A SE7811089 A SE 7811089A SE 414411 B SE414411 B SE 414411B
- Authority
- SE
- Sweden
- Prior art keywords
- ultrafiltration
- alkali
- treatment step
- permeate
- stage
- Prior art date
Links
- 238000001914 filtration Methods 0.000 title 1
- 238000000108 ultra-filtration Methods 0.000 claims description 29
- 239000003513 alkali Substances 0.000 claims description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 239000012141 concentrate Substances 0.000 claims description 13
- 239000012466 permeate Substances 0.000 claims description 11
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- 238000004061 bleaching Methods 0.000 claims description 9
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 150000001805 chlorine compounds Chemical class 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 229920002678 cellulose Polymers 0.000 claims description 2
- 239000001913 cellulose Substances 0.000 claims description 2
- 238000003776 cleavage reaction Methods 0.000 claims description 2
- 230000007017 scission Effects 0.000 claims description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 150000004045 organic chlorine compounds Chemical class 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000000460 chlorine Substances 0.000 description 26
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 22
- 229910052801 chlorine Inorganic materials 0.000 description 22
- 241000196324 Embryophyta Species 0.000 description 9
- 239000000126 substance Substances 0.000 description 7
- 229920005610 lignin Polymers 0.000 description 6
- 238000011084 recovery Methods 0.000 description 6
- 239000000706 filtrate Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 4
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 4
- 229910021653 sulphate ion Inorganic materials 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000004155 Chlorine dioxide Substances 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 235000019398 chlorine dioxide Nutrition 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- WBLXMRIMSGHSAC-UHFFFAOYSA-N [Cl].[Cl] Chemical compound [Cl].[Cl] WBLXMRIMSGHSAC-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910001504 inorganic chloride Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000011045 prefiltration Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- D21C9/1026—Other features in bleaching processes
-
- 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
- B01D61/14—Ultrafiltration; Microfiltration
- B01D61/145—Ultrafiltration
- B01D61/146—Ultrafiltration comprising multiple ultrafiltration steps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/444—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by ultrafiltration or microfiltration
-
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0021—Introduction of various effluents, e.g. waste waters, into the pulping, recovery and regeneration cycle (closed-cycle)
- D21C11/0028—Effluents derived from the washing or bleaching plants
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S162/00—Paper making and fiber liberation
- Y10S162/08—Chlorine-containing liquid regeneration
Landscapes
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Paper (AREA)
- Detergent Compositions (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7811089A SE414411B (sv) | 1978-10-25 | 1978-10-25 | Sett att rena utslepp fran blekerier med ultrafiltrering |
| US06/076,745 US4268350A (en) | 1978-10-25 | 1979-09-18 | Method of treating pulp bleaching effluents |
| CA336,447A CA1130023A (en) | 1978-10-25 | 1979-09-26 | Method of treating pulp bleaching effluents |
| JP54127242A JPS604758B2 (ja) | 1978-10-25 | 1979-10-02 | パルプ漂白排水処理法 |
| FI793244A FI65830C (fi) | 1978-10-25 | 1979-10-19 | Saett att behandla utslaepp fraon massablekning |
| NO793415A NO150955C (no) | 1978-10-25 | 1979-10-24 | Fremgangsmaate ved rensing av utslipp fra blekerier eller lignende |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7811089A SE414411B (sv) | 1978-10-25 | 1978-10-25 | Sett att rena utslepp fran blekerier med ultrafiltrering |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7811089L SE7811089L (el) | 1980-04-26 |
| SE414411B true SE414411B (sv) | 1980-07-28 |
Family
ID=20336188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7811089A SE414411B (sv) | 1978-10-25 | 1978-10-25 | Sett att rena utslepp fran blekerier med ultrafiltrering |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4268350A (el) |
| JP (1) | JPS604758B2 (el) |
| CA (1) | CA1130023A (el) |
| FI (1) | FI65830C (el) |
| NO (1) | NO150955C (el) |
| SE (1) | SE414411B (el) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT377546B (de) * | 1983-02-25 | 1985-03-25 | Dieter J Becker | Verfahren zur reinigung von bei der zellstoffherstellung, insbesondere bei der chlorbleiche von zellstoff, anfallenden abwaessern |
| AU619580B2 (en) * | 1988-08-23 | 1992-01-30 | Sappi Limited | Elimination of bleach effluents |
| US5188708A (en) * | 1989-02-15 | 1993-02-23 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification followed by ozone relignification |
| US5211811A (en) * | 1989-02-15 | 1993-05-18 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification |
| US5409570A (en) * | 1989-02-15 | 1995-04-25 | Union Camp Patent Holding, Inc. | Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone |
| EP0402335B2 (en) * | 1989-06-06 | 2001-03-14 | Eka Chemicals AB | Process for bleaching lignocellulose-containing pulps |
| SE9001481L (sv) * | 1990-04-23 | 1991-10-24 | Eka Nobel Ab | Reduktion av halogenorganiska foereningar i blekeriavlopp |
| US5441603A (en) * | 1990-05-17 | 1995-08-15 | Union Camp Patent Holding, Inc. | Method for chelation of pulp prior to ozone delignification |
| US5164043A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| US5164044A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
| US5554259A (en) * | 1993-10-01 | 1996-09-10 | Union Camp Patent Holdings, Inc. | Reduction of salt scale precipitation by control of process stream Ph and salt concentration |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2351063A1 (fr) * | 1976-05-12 | 1977-12-09 | Rhone Poulenc Ind | Traitement d'effluents de papeteries |
-
1978
- 1978-10-25 SE SE7811089A patent/SE414411B/sv not_active IP Right Cessation
-
1979
- 1979-09-18 US US06/076,745 patent/US4268350A/en not_active Expired - Lifetime
- 1979-09-26 CA CA336,447A patent/CA1130023A/en not_active Expired
- 1979-10-02 JP JP54127242A patent/JPS604758B2/ja not_active Expired
- 1979-10-19 FI FI793244A patent/FI65830C/fi not_active IP Right Cessation
- 1979-10-24 NO NO793415A patent/NO150955C/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4268350A (en) | 1981-05-19 |
| JPS5559882A (en) | 1980-05-06 |
| CA1130023A (en) | 1982-08-17 |
| FI65830B (fi) | 1984-03-30 |
| NO150955B (no) | 1984-10-08 |
| FI793244A (fi) | 1980-04-26 |
| JPS604758B2 (ja) | 1985-02-06 |
| NO793415L (no) | 1980-04-28 |
| SE7811089L (el) | 1980-04-26 |
| NO150955C (no) | 1985-01-16 |
| FI65830C (fi) | 1984-07-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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