PT2567022E - Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse - Google Patents
Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse Download PDFInfo
- Publication number
- PT2567022E PT2567022E PT107718108T PT10771810T PT2567022E PT 2567022 E PT2567022 E PT 2567022E PT 107718108 T PT107718108 T PT 107718108T PT 10771810 T PT10771810 T PT 10771810T PT 2567022 E PT2567022 E PT 2567022E
- Authority
- PT
- Portugal
- Prior art keywords
- pulp processing
- caustic extraction
- alkaline filtrate
- cold caustic
- filtrate reuse
- Prior art date
Links
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)
-
- 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting 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)
- 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
- D21C11/0035—Introduction of compounds, e.g. sodium sulfate, into the cycle in order to compensate for the losses of pulping 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/10—Concentrating spent liquor by evaporation
-
- 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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
-
- 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
- D21C11/0085—Introduction of auxiliary substances into the regenerating system in order to improve the performance of certain steps of the latter, the presence of these substances being confined to the regeneration cycle
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Extraction Or Liquid Replacement (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2010118498/05A RU2535804C2 (en) | 2010-05-04 | 2010-05-04 | Method and system of producing soluble cellulose mass with high content of alpha-cellulose |
KR1020100042681A KR20110123184A (en) | 2010-05-06 | 2010-05-06 | Method and system for high alpha dissolving pulp production |
US12/789,265 US8535480B2 (en) | 2010-05-06 | 2010-05-27 | Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse |
Publications (1)
Publication Number | Publication Date |
---|---|
PT2567022E true PT2567022E (en) | 2014-12-23 |
Family
ID=44903661
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT107733933T PT2567023E (en) | 2010-05-04 | 2010-08-18 | Method and system for high alpha dissolving pulp production |
PT107718108T PT2567022E (en) | 2010-05-04 | 2010-08-18 | Method and system for pulp processing using cold caustic extraction with alkaline filtrate reuse |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PT107733933T PT2567023E (en) | 2010-05-04 | 2010-08-18 | Method and system for high alpha dissolving pulp production |
Country Status (14)
Country | Link |
---|---|
EP (2) | EP2567023B1 (en) |
JP (1) | JP5808795B2 (en) |
KR (2) | KR101613338B1 (en) |
CN (2) | CN102985610B (en) |
AU (1) | AU2010352692B2 (en) |
BR (2) | BR112012028241B1 (en) |
CA (1) | CA2744250C (en) |
CL (1) | CL2012003082A1 (en) |
ES (2) | ES2525490T3 (en) |
MY (2) | MY157311A (en) |
NZ (1) | NZ604002A (en) |
PT (2) | PT2567023E (en) |
RU (1) | RU2523973C1 (en) |
WO (2) | WO2011138634A1 (en) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2010202496B2 (en) * | 2010-05-04 | 2015-04-16 | Bahia Specialty Cellulose Sa | Method and system for high alpha dissolving pulp production |
EP3205511B1 (en) | 2012-03-28 | 2020-12-09 | Seiko Epson Corporation | Ink jet recording method, and ink jet recording apparatus |
AR091998A1 (en) * | 2012-05-03 | 2015-03-18 | Annikki Gmbh | CELLULOSE PREPARATION PROCEDURE WITH LIGNIN LOW CONCENTRATION |
EP2855765B1 (en) | 2012-05-28 | 2016-11-02 | Södra Skogsägarna ekonomisk förening | New process and a dissolving pulp manufactured by the process |
WO2015037647A1 (en) * | 2013-09-11 | 2015-03-19 | 日本製紙株式会社 | Production method for dissolving kraft pulp |
CN103469696B (en) * | 2013-09-26 | 2016-02-03 | 句容市植保植检站 | A kind of brown paper and manufacture method thereof |
BR102014027199B1 (en) * | 2014-07-14 | 2022-10-04 | Nalco Company | METHOD TO IMPROVE THE MANUFACTURING OF SODA OR KRAFT PULP |
WO2016058098A1 (en) | 2014-10-15 | 2016-04-21 | Canfor Pulp Ltd | Integrated kraft pulp mill and thermochemical conversion system |
SE538454C2 (en) | 2014-11-27 | 2016-07-12 | Valmet Oy | Method for displacement in batch digesters |
CN105442370B (en) * | 2015-11-27 | 2017-12-22 | 福建农林大学 | A kind of method that bleached bamboo pulp plate prepares dissolving pulp |
WO2017173008A1 (en) * | 2016-03-31 | 2017-10-05 | Oyj, Kemira | Methods of preparing hemicellulose compositions |
CN106368032B (en) * | 2016-09-19 | 2018-06-22 | 华南理工大学 | Method that is a kind of while preparing cellulose fiber peacekeeping hemicellulose solution |
SE540778C2 (en) | 2016-12-23 | 2018-11-06 | Soedra Skogsaegarna Ekonomisk Foerening | A method of manufacturing dissolving pulp using coniferous wood material |
CN109930414A (en) * | 2017-12-15 | 2019-06-25 | 中国制浆造纸研究院有限公司 | A kind of waste paper deinking agent based on cold alkali density waste liquid |
CN109930415A (en) * | 2017-12-15 | 2019-06-25 | 中国制浆造纸研究院有限公司 | A method of improving oxygen bleaching pulp strength |
CN109930417A (en) * | 2017-12-15 | 2019-06-25 | 中国制浆造纸研究院有限公司 | A kind of recoverying and utilizing method of cold alkali density waste liquid |
AU2019206607B2 (en) | 2018-01-12 | 2024-05-23 | Circ, Inc. | Methods for recycling cotton and polyester fibers from waste textiles |
SE1850733A1 (en) * | 2018-06-15 | 2019-12-16 | Valmet Oy | Method and assembly for optimizing filtrate circulation in a kraft process |
KR101952316B1 (en) | 2018-08-09 | 2019-02-27 | 무림피앤피 주식회사 | Method of manufacturing a dissolving pulp |
CN114096711B (en) * | 2019-06-14 | 2024-04-19 | 布拉塞尔巴伊亚特种纤维素公司 | High alpha and high inherent viscosity pulp production apparatus, method and system |
FI130568B (en) | 2020-07-06 | 2023-11-21 | Amppc Finland Oy | A cooking method |
CN112227103B (en) * | 2020-09-29 | 2022-08-05 | 大连工业大学 | Method for reducing dust degree of reed pulp and papermaking paper |
CN114150522B (en) * | 2021-08-10 | 2024-01-05 | 天津科技大学 | Low-energy-consumption pulping method for rapidly dissolving hemicellulose |
US20230374730A1 (en) * | 2022-05-17 | 2023-11-23 | Bracell Bahia Specialty Cellulose SA | Apparatuses, methods and systems for yield increase in a kraft cooking plant |
CN114908597B (en) * | 2022-05-19 | 2023-05-02 | 中国科学院地球环境研究所 | Method for extracting alpha cellulose from tree wheels |
SE2230351A1 (en) * | 2022-11-02 | 2024-05-03 | Valmet Oy | Pulp mill |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3988198A (en) * | 1973-05-31 | 1976-10-26 | International Telephone And Telegraph Corporation | Method for treating hemi caustic effluents |
CH686682A5 (en) | 1992-05-05 | 1996-05-31 | Granit Sa | Production of pulp according to the SAP procedure. |
AT398588B (en) * | 1992-12-02 | 1994-12-27 | Voest Alpine Ind Anlagen | METHOD FOR THE PRODUCTION OF VISCOSE CELLS |
US5489363A (en) * | 1993-05-04 | 1996-02-06 | Kamyr, Inc. | Pulping with low dissolved solids for improved pulp strength |
CA2181163C (en) * | 1994-01-21 | 2008-02-19 | Phyllis Leithem | Cold caustic extraction of pulps for absorbent products |
FI103898B (en) * | 1994-01-24 | 1999-10-15 | Sunds Defibrator Pori Oy | A process for producing prehydrolyzed pulp and / or pulp |
SE9401769L (en) * | 1994-05-24 | 1995-11-25 | Nils Mannbro | Tile impregnation in pulp cooking with sulphidic alkali |
US6248208B1 (en) * | 1995-06-02 | 2001-06-19 | Andritz-Ahlstrom Inc. | Pretreatment of chips before cooking |
FI105929B (en) * | 1996-05-30 | 2000-10-31 | Sunds Defibrator Pori Oy | An improved batch process for the preparation of sulphate cellulose |
FI122654B (en) * | 1997-12-08 | 2012-05-15 | Ovivo Luxembourg Sarl | Process for making paper cellulose pulp |
FI115640B (en) * | 2000-11-03 | 2005-06-15 | Metso Paper Inc | Hot black liquor using cooking process |
FI20002586A (en) * | 2000-11-24 | 2002-05-25 | Metso Paper Inc | Process for alkaline batching when cooking fiber material |
SE518538C2 (en) * | 2001-12-14 | 2002-10-22 | Kvaerner Pulping Tech | Pre-treatment of chips with fresh white liquor before treatment with black liquor |
US6896810B2 (en) * | 2002-08-02 | 2005-05-24 | Rayonier Products And Financial Services Company | Process for producing alkaline treated cellulosic fibers |
FI120361B (en) * | 2003-12-31 | 2009-09-30 | Gl & V Finance Hungary Kft | Batch cooking process for the production of kraft pulp |
US7812153B2 (en) | 2004-03-11 | 2010-10-12 | Rayonier Products And Financial Services Company | Process for manufacturing high purity xylose |
FI120547B (en) * | 2004-10-04 | 2009-11-30 | Metso Paper Inc | Alkaline cooking process and pulp making plant |
FI122841B (en) * | 2004-10-04 | 2012-07-31 | Metso Paper Inc | Method and apparatus for making cellulosic pulp |
AT503610B1 (en) * | 2006-05-10 | 2012-03-15 | Chemiefaser Lenzing Ag | METHOD FOR PRODUCING A PULP |
FI20085425L (en) * | 2008-05-08 | 2009-11-09 | Metso Paper Inc | Sulfate pre-hydrolysis cooking method |
-
2010
- 2010-08-18 WO PCT/IB2010/002311 patent/WO2011138634A1/en active Application Filing
- 2010-08-18 CA CA2744250A patent/CA2744250C/en active Active
- 2010-08-18 JP JP2013508566A patent/JP5808795B2/en active Active
- 2010-08-18 KR KR1020127031702A patent/KR101613338B1/en active IP Right Grant
- 2010-08-18 CN CN201080067867.9A patent/CN102985610B/en active Active
- 2010-08-18 NZ NZ604002A patent/NZ604002A/en unknown
- 2010-08-18 ES ES10773393.3T patent/ES2525490T3/en active Active
- 2010-08-18 BR BR112012028241-7A patent/BR112012028241B1/en active IP Right Grant
- 2010-08-18 AU AU2010352692A patent/AU2010352692B2/en active Active
- 2010-08-18 EP EP10773393.3A patent/EP2567023B1/en active Active
- 2010-08-18 CN CN201080067879.1A patent/CN103003487B/en active Active
- 2010-08-18 MY MYPI2012004822A patent/MY157311A/en unknown
- 2010-08-18 PT PT107733933T patent/PT2567023E/en unknown
- 2010-08-18 RU RU2012151858/12A patent/RU2523973C1/en active
- 2010-08-18 KR KR1020127031695A patent/KR101512550B1/en active IP Right Grant
- 2010-08-18 WO PCT/IB2010/002244 patent/WO2011138633A1/en active Application Filing
- 2010-08-18 EP EP10771810.8A patent/EP2567022B1/en active Active
- 2010-08-18 ES ES10771810.8T patent/ES2525263T3/en active Active
- 2010-08-18 PT PT107718108T patent/PT2567022E/en unknown
- 2010-11-08 BR BRPI1015676-3A patent/BRPI1015676B1/en active IP Right Grant
- 2010-11-25 MY MYPI2010005566A patent/MY155796A/en unknown
-
2012
- 2012-11-05 CL CL2012003082A patent/CL2012003082A1/en unknown
Also Published As
Publication number | Publication date |
---|---|
NZ604002A (en) | 2014-02-28 |
AU2010352692B2 (en) | 2014-07-03 |
PT2567023E (en) | 2014-12-23 |
CN102985610B (en) | 2015-08-12 |
CN102985610A (en) | 2013-03-20 |
JP5808795B2 (en) | 2015-11-10 |
WO2011138633A1 (en) | 2011-11-10 |
RU2523973C1 (en) | 2014-07-27 |
CL2012003082A1 (en) | 2013-04-01 |
BRPI1015676A2 (en) | 2013-07-30 |
EP2567023A1 (en) | 2013-03-13 |
EP2567023B1 (en) | 2014-10-15 |
CA2744250C (en) | 2016-10-11 |
MY157311A (en) | 2016-05-31 |
ES2525263T3 (en) | 2014-12-19 |
KR20130120982A (en) | 2013-11-05 |
WO2011138634A1 (en) | 2011-11-10 |
KR20130038861A (en) | 2013-04-18 |
MY155796A (en) | 2015-11-30 |
BR112012028241B1 (en) | 2020-11-10 |
EP2567022B1 (en) | 2014-10-15 |
CN103003487B (en) | 2016-04-27 |
KR101512550B1 (en) | 2015-04-17 |
EP2567022A1 (en) | 2013-03-13 |
ES2525490T3 (en) | 2014-12-23 |
RU2012151858A (en) | 2014-06-10 |
JP2013531139A (en) | 2013-08-01 |
KR101613338B1 (en) | 2016-04-18 |
CA2744250A1 (en) | 2011-11-04 |
CN103003487A (en) | 2013-03-27 |
BRPI1015676B1 (en) | 2019-03-19 |
AU2010352692A1 (en) | 2013-01-10 |
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