AR122640A1 - Método para tratar un condensado en un proceso de fabricación de pulpa - Google Patents
Método para tratar un condensado en un proceso de fabricación de pulpaInfo
- Publication number
- AR122640A1 AR122640A1 ARP210101643A ARP210101643A AR122640A1 AR 122640 A1 AR122640 A1 AR 122640A1 AR P210101643 A ARP210101643 A AR P210101643A AR P210101643 A ARP210101643 A AR P210101643A AR 122640 A1 AR122640 A1 AR 122640A1
- Authority
- AR
- Argentina
- Prior art keywords
- condensate
- chemical
- physical
- treat
- manufacturing process
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000000835 fiber Substances 0.000 abstract 2
- 238000004537 pulping Methods 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 238000011282 treatment Methods 0.000 abstract 2
- 238000005406 washing Methods 0.000 abstract 2
- 238000011109 contamination Methods 0.000 abstract 1
- 150000002894 organic compounds Chemical class 0.000 abstract 1
- 239000005416 organic matter Substances 0.000 abstract 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
- D21C9/086—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching with organic compounds or compositions comprising organic 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
- D21C11/10—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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- 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
- D21C3/06—Pulping cellulose-containing materials with acids, acid salts or acid anhydrides sulfur dioxide; sulfurous acid; bisulfites sulfites
-
- 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
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
La presente invención se refiere a un método para producir un condensado tratado sustancialmente libre de materia orgánica mediante el tratamiento del condensado con al menos uno de los tratamientos físicos, químicos, químico-físicos o combinaciones de los mismos. Además, también se proporciona un método para tratar un condensado en una línea de fibra de procesamiento de pulpa utilizando múltiples etapas de lavado que tienen al menos un condensado tratado circulando en un circuito cerrado, antes de alimentar el condensado en la línea de fibra, el método comprende las etapas de : a) identificar los compuestos orgánicos coloidales en el condensado; b) someter el condensado a al menos uno de los tratamientos químico, físico, químico-físico o una combinación de los mismos; y c) reducir la contaminación del condensado, llevándolo a la última etapa de lavado o a alguna otra etapa del proceso de pulpeo.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US202063040282P | 2020-06-17 | 2020-06-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
AR122640A1 true AR122640A1 (es) | 2022-09-28 |
Family
ID=79268765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP210101643A AR122640A1 (es) | 2020-06-17 | 2021-06-16 | Método para tratar un condensado en un proceso de fabricación de pulpa |
Country Status (9)
Country | Link |
---|---|
US (1) | US20230265610A1 (es) |
EP (1) | EP4168622A4 (es) |
JP (1) | JP2023540655A (es) |
CN (1) | CN115836151A (es) |
AR (1) | AR122640A1 (es) |
CA (1) | CA3184815A1 (es) |
CL (1) | CL2022003618A1 (es) |
UY (1) | UY39279A (es) |
WO (1) | WO2021253107A1 (es) |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4140609A (en) * | 1977-05-10 | 1979-02-20 | Hudson Pulp & Paper Corp. | Process for removing colloidal suspensions from a liquid |
CA1136032A (en) * | 1980-11-24 | 1982-11-23 | Margaret J. Molnar | Method for determining the effectiveness of water- soluble polymers for controlling pitch deposits in paper mill systems |
US4764597A (en) * | 1987-06-15 | 1988-08-16 | Westvaco Corporation | Method for methylolation of lignin materials |
FI110580B (fi) * | 2001-05-09 | 2003-02-28 | V & K Consulting Avoin Yhtioe | Menetelmä kuidun sekä kuitupohjaisen kiintoaineen talteenottamiseksi sekä rasvaliukoisten uuteaineiden erottamiseksi |
WO2003085199A2 (en) * | 2002-04-08 | 2003-10-16 | Ciba Specialty Chemicals Water Treatments Limited | White pitch deposit treatment |
CN100494566C (zh) * | 2006-05-19 | 2009-06-03 | 石建凯 | 生化催解清洁制浆剂及其应用工艺 |
FI122241B (fi) * | 2007-06-15 | 2011-10-31 | Andritz Oy | Menetelmä massan pesun yhteydessä sellutehtaalla |
PT2188216T (pt) * | 2007-07-26 | 2018-07-03 | Fpinnovations | Processo para tratar condensados de fábrica de pasta de celulose usando um contactor de fibra oca |
WO2011123948A1 (en) * | 2010-04-07 | 2011-10-13 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Environment | Process for refining chemicals from pulp and paper mill wastewaters |
CN102225815B (zh) * | 2011-04-15 | 2012-09-05 | 四川省环保科技工程有限责任公司 | 一种利用锅炉粉煤灰去除制浆造纸生产废水中挥发酚的新方法 |
CN102852028A (zh) * | 2011-06-29 | 2013-01-02 | 边静 | 油棕废弃物rbmp法低碳循环利用、连续漂白制机械浆方法 |
RS53163B (en) * | 2011-07-11 | 2014-06-30 | Omya International Ag | HYDROPHOBIZED CALCIUM CARBONATE PARTICLES |
US8992688B2 (en) * | 2013-03-10 | 2015-03-31 | Ecolab Usa Inc. | Lignin separation from lignocellulosic hydrolizates and acidified pulp mill liquors |
BR102013033274B1 (pt) * | 2013-12-23 | 2022-08-23 | Universidade Federal De Minas Gerais - Ufmg | Uso de adsorventes obtidos a partir do lodo de esgoto na remoção de constituintes químicos lipofílicos |
CN108975619B (zh) * | 2018-08-09 | 2019-12-20 | 广东鼎丰纸业有限公司 | 一种制浆重污冷凝水综合处理装置与方法 |
-
2021
- 2021-06-16 AR ARP210101643A patent/AR122640A1/es unknown
- 2021-06-17 WO PCT/BR2021/050264 patent/WO2021253107A1/en unknown
- 2021-06-17 UY UY0001039279A patent/UY39279A/es unknown
- 2021-06-17 US US18/010,362 patent/US20230265610A1/en active Pending
- 2021-06-17 EP EP21826040.4A patent/EP4168622A4/en active Pending
- 2021-06-17 CA CA3184815A patent/CA3184815A1/en active Pending
- 2021-06-17 CN CN202180042915.7A patent/CN115836151A/zh active Pending
- 2021-06-17 JP JP2022578688A patent/JP2023540655A/ja active Pending
-
2022
- 2022-12-15 CL CL2022003618A patent/CL2022003618A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
WO2021253107A1 (en) | 2021-12-23 |
JP2023540655A (ja) | 2023-09-26 |
UY39279A (es) | 2021-12-31 |
EP4168622A4 (en) | 2024-06-19 |
US20230265610A1 (en) | 2023-08-24 |
EP4168622A1 (en) | 2023-04-26 |
CN115836151A (zh) | 2023-03-21 |
CL2022003618A1 (es) | 2023-06-30 |
CA3184815A1 (en) | 2021-12-23 |
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