FI129114B - Method and device for treating liquid streams in a cellulose factory - Google Patents
Method and device for treating liquid streams in a cellulose factory Download PDFInfo
- Publication number
- FI129114B FI129114B FI20125265A FI20125265A FI129114B FI 129114 B FI129114 B FI 129114B FI 20125265 A FI20125265 A FI 20125265A FI 20125265 A FI20125265 A FI 20125265A FI 129114 B FI129114 B FI 129114B
- Authority
- FI
- Finland
- Prior art keywords
- waters
- bleaching
- unit
- pulp
- washing
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 137
- 229920001131 Pulp (paper) Polymers 0.000 title claims abstract description 28
- 239000007788 liquid Substances 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 239000003643 water by type Substances 0.000 claims description 105
- 238000004061 bleaching Methods 0.000 claims description 103
- 230000008569 process Effects 0.000 claims description 99
- 239000000126 substance Substances 0.000 claims description 58
- 238000005406 washing Methods 0.000 claims description 54
- 238000011084 recovery Methods 0.000 claims description 40
- 239000002023 wood Substances 0.000 claims description 34
- 238000004065 wastewater treatment Methods 0.000 claims description 25
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 22
- 239000001301 oxygen Substances 0.000 claims description 22
- 238000010411 cooking Methods 0.000 claims description 21
- 238000001035 drying Methods 0.000 claims description 21
- 239000000498 cooling water Substances 0.000 claims description 18
- 238000002360 preparation method Methods 0.000 claims description 17
- 239000000706 filtrate Substances 0.000 claims description 14
- 238000012216 screening Methods 0.000 claims description 13
- 230000005484 gravity Effects 0.000 claims description 10
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 5
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 5
- 239000004571 lime Substances 0.000 claims description 5
- 239000010802 sludge Substances 0.000 claims description 4
- 239000007844 bleaching agent Substances 0.000 claims description 3
- OSVXSBDYLRYLIG-UHFFFAOYSA-N chlorine dioxide Inorganic materials O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 18
- 238000007789 sealing Methods 0.000 description 16
- 239000002351 wastewater Substances 0.000 description 13
- 230000009467 reduction Effects 0.000 description 12
- 229920005610 lignin Polymers 0.000 description 11
- 239000000460 chlorine Substances 0.000 description 10
- 235000019398 chlorine dioxide Nutrition 0.000 description 10
- 239000004155 Chlorine dioxide Substances 0.000 description 9
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 229910052801 chlorine Inorganic materials 0.000 description 9
- 150000001875 compounds Chemical class 0.000 description 9
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 8
- 238000009993 causticizing Methods 0.000 description 8
- 230000003247 decreasing effect Effects 0.000 description 7
- 238000010790 dilution Methods 0.000 description 7
- 239000012895 dilution Substances 0.000 description 7
- 238000001704 evaporation Methods 0.000 description 7
- 230000008020 evaporation Effects 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 239000002253 acid Substances 0.000 description 5
- 230000004087 circulation Effects 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 150000002978 peroxides Chemical class 0.000 description 5
- 238000004537 pulping Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000001627 detrimental effect Effects 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 150000004045 organic chlorine compounds Chemical class 0.000 description 2
- 238000004076 pulp bleaching Methods 0.000 description 2
- 230000029219 regulation of pH Effects 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 238000000108 ultra-filtration Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- VDQVEACBQKUUSU-UHFFFAOYSA-M disodium;sulfanide Chemical compound [Na+].[Na+].[SH-] VDQVEACBQKUUSU-UHFFFAOYSA-M 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Inorganic materials Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 239000002699 waste material 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
- 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
-
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0014—Combination of various pulping processes with one or several recovery systems (cross-recovery)
-
- 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
- D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
-
- 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
- D21C11/12—Combustion of pulp liquors
-
- 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
-
- 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
-
- 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
Landscapes
- Paper (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20125265A FI129114B (en) | 2012-03-12 | 2012-03-12 | Method and device for treating liquid streams in a cellulose factory |
| RU2014136218A RU2636560C2 (ru) | 2012-03-12 | 2013-03-12 | Способ и устройство для обработки жидких потоков на целлюлозном заводе |
| CN201380013968.1A CN104169492A (zh) | 2012-03-12 | 2013-03-12 | 一种在化学纸浆厂处理液流的方法和系统 |
| CN201910294531.9A CN109811572A (zh) | 2012-03-12 | 2013-03-12 | 一种在化学纸浆厂处理液流的方法和系统 |
| CN201380013881.4A CN104160088A (zh) | 2012-03-12 | 2013-03-12 | 一种在化学纸浆厂处理液流的方法和系统 |
| RU2014136221A RU2621662C2 (ru) | 2012-03-12 | 2013-03-12 | Способ и устройство для обработки жидких потоков на целлюлозном заводе |
| PCT/FI2013/050272 WO2013135958A2 (en) | 2012-03-12 | 2013-03-12 | A method and a system for treating liquid flows at a chemical pulp mill |
| BR112014022417-0A BR112014022417B1 (pt) | 2012-03-12 | 2013-03-12 | Método e sistema para tratar fluxos de líquidos em uma fábrica de polpa química |
| PCT/FI2013/050273 WO2013135959A2 (en) | 2012-03-12 | 2013-03-12 | A method and a system for treating liquid flows at a chemical pulp mill |
| BR112014022418-8A BR112014022418B1 (pt) | 2012-03-12 | 2013-03-12 | Método e sistema para tratar fluxos de líquido em uma fábrica de pasta química |
| UY0001034671A UY34671A (es) | 2012-03-12 | 2013-03-12 | Un método y un sistema para tratar flujos líquidos en una planta de pulpa química. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20125265A FI129114B (en) | 2012-03-12 | 2012-03-12 | Method and device for treating liquid streams in a cellulose factory |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FI20125265A7 FI20125265A7 (fi) | 2013-09-13 |
| FI129114B true FI129114B (en) | 2021-07-15 |
Family
ID=48044817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20125265A FI129114B (en) | 2012-03-12 | 2012-03-12 | Method and device for treating liquid streams in a cellulose factory |
Country Status (6)
| Country | Link |
|---|---|
| CN (3) | CN109811572A (enExample) |
| BR (2) | BR112014022417B1 (enExample) |
| FI (1) | FI129114B (enExample) |
| RU (2) | RU2636560C2 (enExample) |
| UY (1) | UY34671A (enExample) |
| WO (2) | WO2013135959A2 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI129114B (en) * | 2012-03-12 | 2021-07-15 | Upm Kymmene Corp | Method and device for treating liquid streams in a cellulose factory |
| CN109423905A (zh) * | 2017-08-30 | 2019-03-05 | 黑龙江如柏科技有限公司 | 一种无废液排放的纸浆生产线系统 |
| CN109423900A (zh) * | 2017-08-30 | 2019-03-05 | 黑龙江如柏科技有限公司 | 一种纸浆生产线系统 |
| CN116716753B (zh) * | 2023-06-30 | 2024-12-31 | 重庆理文制浆有限公司 | 一种制浆系统 |
Family Cites Families (14)
| 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 |
| US5380402A (en) * | 1992-07-30 | 1995-01-10 | Kamyr, Inc. | Reducing pulp mill liquid discharge |
| US5470480A (en) * | 1994-05-09 | 1995-11-28 | Eka Nobel, Inc. | Process for treating waste water effluent |
| US5626717A (en) * | 1995-06-01 | 1997-05-06 | International Paper Company | Oxidative treatment of bleach plant effluent |
| US6569284B1 (en) * | 1996-09-24 | 2003-05-27 | International Paper Company | Elemental-chlorine-free bleaching process having an initial Eo or Eop stage |
| SE9703365D0 (sv) * | 1997-09-18 | 1997-09-18 | Kvaerner Pulping Tech | Method in connection with impregnation and digestion of lignocelulosic material |
| CN100500991C (zh) * | 2001-11-13 | 2009-06-17 | 徐守才 | 碱性(或中性)亚硫酸钠法草浆蒸煮废液资源化综合利用技术 |
| RU2211836C1 (ru) * | 2002-04-24 | 2003-09-10 | Кочетов Анатолий Сергеевич | Способ переработки древесины лиственницы с выделением дигидрокверцетина и устройство для его осуществления |
| CA2452145A1 (en) * | 2003-06-03 | 2004-12-03 | David Tarasenko | Method for producing pulp and lignin |
| FI122241B (fi) * | 2007-06-15 | 2011-10-31 | Andritz Oy | Menetelmä massan pesun yhteydessä sellutehtaalla |
| FI20080298A7 (fi) * | 2007-06-15 | 2009-10-22 | Andritz Oy | Menetelmä nestevirtojen käsittelemiseksi ja käyttämiseksi sellutehtaalla |
| FI122812B (fi) * | 2007-06-15 | 2012-07-13 | Andritz Oy | Menetelmä nestevirtojen käsittelemiseksi sellutehtaalla |
| CA2793941C (en) * | 2010-03-23 | 2015-08-18 | International Paper Company | Improved bctmp filtrate recycling system and method |
| FI129114B (en) * | 2012-03-12 | 2021-07-15 | Upm Kymmene Corp | Method and device for treating liquid streams in a cellulose factory |
-
2012
- 2012-03-12 FI FI20125265A patent/FI129114B/en active IP Right Grant
-
2013
- 2013-03-12 CN CN201910294531.9A patent/CN109811572A/zh active Pending
- 2013-03-12 WO PCT/FI2013/050273 patent/WO2013135959A2/en not_active Ceased
- 2013-03-12 UY UY0001034671A patent/UY34671A/es active IP Right Grant
- 2013-03-12 BR BR112014022417-0A patent/BR112014022417B1/pt active IP Right Grant
- 2013-03-12 RU RU2014136218A patent/RU2636560C2/ru active
- 2013-03-12 CN CN201380013968.1A patent/CN104169492A/zh active Pending
- 2013-03-12 WO PCT/FI2013/050272 patent/WO2013135958A2/en not_active Ceased
- 2013-03-12 RU RU2014136221A patent/RU2621662C2/ru active
- 2013-03-12 CN CN201380013881.4A patent/CN104160088A/zh active Pending
- 2013-03-12 BR BR112014022418-8A patent/BR112014022418B1/pt active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013135958A3 (en) | 2013-11-14 |
| WO2013135959A2 (en) | 2013-09-19 |
| BR112014022417A2 (pt) | 2017-06-20 |
| UY34671A (es) | 2013-10-31 |
| CN109811572A (zh) | 2019-05-28 |
| RU2621662C2 (ru) | 2017-06-06 |
| RU2014136221A (ru) | 2016-04-27 |
| RU2636560C2 (ru) | 2017-11-23 |
| BR112014022417B1 (pt) | 2021-06-29 |
| FI20125265A7 (fi) | 2013-09-13 |
| RU2014136218A (ru) | 2016-04-27 |
| BR112014022418A2 (enExample) | 2017-06-20 |
| CN104169492A (zh) | 2014-11-26 |
| WO2013135958A2 (en) | 2013-09-19 |
| CN104160088A (zh) | 2014-11-19 |
| WO2013135959A3 (en) | 2014-03-20 |
| BR112014022418B1 (pt) | 2021-09-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8632656B2 (en) | Method for treating liquid flows at a chemical pulp mill | |
| JP5191536B2 (ja) | 化学パルプ工場におけるパルプの洗浄に関する方法 | |
| FI129114B (en) | Method and device for treating liquid streams in a cellulose factory | |
| FI128111B (en) | Method and apparatus for treating fluid streams in a cellulose plant | |
| CN101680174B (zh) | 用于在化学制浆厂处理和利用液体流的方法 | |
| FI128900B (en) | A method for treating liquid flows at a chemical pulp mill and use of low chloride content process waters at a chemical pulp mill | |
| SE461991B (sv) | Saett att delignifiera kemisk massa genom oxygen-alkalibehandling | |
| FI127290B (en) | Method and apparatus for treating fluid streams in a cellulose plant | |
| AU2010323001B2 (en) | Method of treating liquid flows at a chemical pulp mill | |
| FI126563B (en) | A method and system for treating fluid flows at a pulp mill | |
| WO2008152188A2 (en) | Method for treating pulp at a chemical pulp mill | |
| CN102268830B (zh) | 用于与漂白结合洗涤浆的方法和装置 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Ref document number: 129114 Country of ref document: FI Kind code of ref document: B |