FI20126177A - A method and system for treating fluid flows at a pulp mill - Google Patents
A method and system for treating fluid flows at a pulp mill Download PDFInfo
- Publication number
- FI20126177A FI20126177A FI20126177A FI20126177A FI20126177A FI 20126177 A FI20126177 A FI 20126177A FI 20126177 A FI20126177 A FI 20126177A FI 20126177 A FI20126177 A FI 20126177A FI 20126177 A FI20126177 A FI 20126177A
- Authority
- FI
- Finland
- Prior art keywords
- fluid flows
- treating fluid
- pulp mill
- pulp
- mill
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
- D21H17/63—Inorganic compounds
- D21H17/65—Acid compounds
-
- 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)
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
-
- 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
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- 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
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/04—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides
- D21C3/045—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides in presence of O2 or O3
-
- 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
- D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
-
- 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
-
- 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
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20126177A FI128111B (en) | 2012-11-09 | 2012-11-09 | A method and a system for treating liquid flows at a chemical pulp mill |
PCT/FI2013/051056 WO2014072584A1 (en) | 2012-11-09 | 2013-11-07 | A method and a system for treating liquid flows at a chemical pulp mill |
SE1550598A SE540757C2 (en) | 2012-11-09 | 2013-11-07 | A method for treating liquid flows to minimize the amount of phosphorus at a chemical pulp mill |
UY0001035127A UY35127A (en) | 2012-11-09 | 2013-11-07 | METHOD AND SYSTEM TO TREAT LIQUID FLOWS IN CHEMICAL PULP FACTORIES |
BR112015010402-9A BR112015010402B1 (en) | 2012-11-09 | 2013-11-07 | METHOD AND SYSTEM TO TREAT LIQUID FLOWS IN A CHEMICAL CELLULOSE FACTORY |
CL2015001236A CL2015001236A1 (en) | 2012-11-09 | 2015-05-08 | A method and system to treat liquid flows in a chemical cellulose plant. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20126177A FI128111B (en) | 2012-11-09 | 2012-11-09 | A method and a system for treating liquid flows at a chemical pulp mill |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20126177A true FI20126177A (en) | 2014-05-10 |
FI128111B FI128111B (en) | 2019-10-15 |
Family
ID=49619962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20126177A FI128111B (en) | 2012-11-09 | 2012-11-09 | A method and a system for treating liquid flows at a chemical pulp mill |
Country Status (6)
Country | Link |
---|---|
BR (1) | BR112015010402B1 (en) |
CL (1) | CL2015001236A1 (en) |
FI (1) | FI128111B (en) |
SE (1) | SE540757C2 (en) |
UY (1) | UY35127A (en) |
WO (1) | WO2014072584A1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI127900B (en) * | 2014-05-27 | 2019-05-15 | Upm Kymmene Corp | A method for reducing phosphorus load in effluent from a pulp production process |
CN104404807A (en) * | 2014-09-23 | 2015-03-11 | 广西大学 | Method for reducing AOX forming amount in chlorine dioxide bleaching process of bagasse pulp |
FI130747B1 (en) * | 2019-02-01 | 2024-02-26 | Metsae Fibre Oy | Precipitating organic pollutants from aqueous liquids |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5938892A (en) * | 1991-01-28 | 1999-08-17 | Champion International Corporation | Process for recycling bleach plant filtrate |
FI126551B (en) * | 2009-11-25 | 2017-02-15 | Andritz Oy | A method for treating fluid flows at a pulp mill |
-
2012
- 2012-11-09 FI FI20126177A patent/FI128111B/en active IP Right Grant
-
2013
- 2013-11-07 UY UY0001035127A patent/UY35127A/en active IP Right Grant
- 2013-11-07 SE SE1550598A patent/SE540757C2/en unknown
- 2013-11-07 BR BR112015010402-9A patent/BR112015010402B1/en active IP Right Grant
- 2013-11-07 WO PCT/FI2013/051056 patent/WO2014072584A1/en active Application Filing
-
2015
- 2015-05-08 CL CL2015001236A patent/CL2015001236A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
CL2015001236A1 (en) | 2016-06-10 |
FI128111B (en) | 2019-10-15 |
BR112015010402A2 (en) | 2017-07-11 |
BR112015010402B1 (en) | 2021-11-16 |
SE540757C2 (en) | 2018-10-30 |
UY35127A (en) | 2014-06-30 |
SE1550598A1 (en) | 2015-05-08 |
WO2014072584A1 (en) | 2014-05-15 |
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Legal Events
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FG | Patent granted |
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