CL2015002403A1 - Proceso para la recaustificación del licor verde - Google Patents

Proceso para la recaustificación del licor verde

Info

Publication number
CL2015002403A1
CL2015002403A1 CL2015002403A CL2015002403A CL2015002403A1 CL 2015002403 A1 CL2015002403 A1 CL 2015002403A1 CL 2015002403 A CL2015002403 A CL 2015002403A CL 2015002403 A CL2015002403 A CL 2015002403A CL 2015002403 A1 CL2015002403 A1 CL 2015002403A1
Authority
CL
Chile
Prior art keywords
dilution
container
green liquor
calcium
component
Prior art date
Application number
CL2015002403A
Other languages
English (en)
Inventor
Walter Rüf
Manfred Hacker
Stefan Raffalt
Original Assignee
Mondi Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mondi Ag filed Critical Mondi Ag
Publication of CL2015002403A1 publication Critical patent/CL2015002403A1/es

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
    • 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
    • D21C11/0071—Treatment of green or white liquors with gases, e.g. with carbon dioxide for carbonation; Expulsion of gaseous compounds, e.g. hydrogen sulfide, from these liquors by this treatment (stripping); Optional separation of solid compounds formed in the liquors by this treatment
    • 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
    • D21C11/0078—Treatment of green or white liquors with other means or other compounds than gases, e.g. in order to separate solid compounds such as sodium chloride and carbonate from these liquors; Further treatment of these 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
    • D21C11/0085—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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/40—Production or processing of lime, e.g. limestone regeneration of lime in pulp and sugar mills

Landscapes

  • Paper (AREA)
  • Treating Waste Gases (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Preparation Of Fruits And Vegetables (AREA)

Abstract

UN PROCESO PARA RECAUSTIFICAR LICOR VERDE EN UN PROCESO AL SULFATO O KRAFT PARA IA PRODUCCIÓN DE PULPA DE MADERA, DONDE UN LICOR VERDE QUE CONSISTEN EN UNA SOLUCIÓN ACUOSA DE CARBONATO DE SODIO COMO EL COMPONENTE PRINCIPAL Y SULFURO DE SODIO SE MEZCLA CON ÓXIDO DE CALCIO EN UN APAGADOR Y EXPERIMENTA UNA REACCIÓN EN UN RECAUSTIFICADOR (10) PARA FORMAR UNA SUSPENSION ACUOSA QUE CONTIENE HIDRÓXIDO DE SODIO Y CARBONATO DE CALCIO COMO LOS COMPONENTES PRINCIPALES, CUYA SUSPENSION ES FILTRADA EN UN PRIMER FILTRO (19) Y POSTERIORMENTE, LUEGO DE IA DILUCIÓN CON AGUA EN UN CONTENEDOR PARA DILUCION (21, 25), ES ALIMENTADA A FILTROS ADICIONALES (22, 26) DOS O TRES VECES Y FILTRADA PARA SEPARAR LOS SÓLIDOS SUSPENDIDOS EN ESTA, CARACTERIZADO PORQUE LUEGO DE UNA PRIMERA SEPARACION DE CARBONATO DE CALCIO COMO EL COMPONENTE PRINCIPAL Y ÓXIDO DE CALCIO COMO COMPONENTE MENOR, SE AGREGA DIÓXIDO DE CARBONO A UNA SUSPENSION ACUOSA AL MENOS DURANTE LA DILUCIÓN EN UN CONTENEDOR PARA DILUCIÓN (18, 21, 25) Y EN PARTICULAR EN EL(LOS) CONTENEDOR(ES) PARA DILUCIÓN (21, 25) CORRIENTE ARRIBA DE UN SEGUNDO Y/O TERCER FILTRO (22, 26).
CL2015002403A 2013-02-26 2015-08-26 Proceso para la recaustificación del licor verde CL2015002403A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ATA148/2013A AT514010B1 (de) 2013-02-26 2013-02-26 Verfahren zur Kaustifizierung von Grünlauge

Publications (1)

Publication Number Publication Date
CL2015002403A1 true CL2015002403A1 (es) 2016-02-26

Family

ID=50382148

Family Applications (1)

Application Number Title Priority Date Filing Date
CL2015002403A CL2015002403A1 (es) 2013-02-26 2015-08-26 Proceso para la recaustificación del licor verde

Country Status (15)

Country Link
US (1) US10011948B2 (es)
EP (1) EP2961884B1 (es)
JP (1) JP6283693B2 (es)
KR (1) KR102232752B1 (es)
CN (1) CN105074085B (es)
AT (1) AT514010B1 (es)
AU (1) AU2014223310B2 (es)
BR (1) BR112015020324B1 (es)
CA (1) CA2901201C (es)
CL (1) CL2015002403A1 (es)
ES (1) ES2617709T3 (es)
PT (1) PT2961884T (es)
RU (1) RU2649268C2 (es)
WO (1) WO2014131067A1 (es)
ZA (1) ZA201507107B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10995991B2 (en) 2017-09-27 2021-05-04 Andritz Inc. Process for reducing ringing in lime kilns
US11718559B2 (en) 2019-03-15 2023-08-08 Gpcp Ip Holdings Llc Closed loop control with camera detection of pebble size of lime particles to ameliorate lime kiln ringing and improve uptime and operating efficiency
JP7070612B2 (ja) * 2020-07-02 2022-05-18 栗田工業株式会社 緑液処理方法、緑液処理管理システム

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2552183A (en) * 1945-04-07 1951-05-08 Dorr Co Two-stage causticizing
US2841561A (en) * 1954-03-12 1958-07-01 Rayonier Inc Recovery of chemicals from smelt solutions
US3054825A (en) * 1958-08-22 1962-09-18 Ontario Paper Co Ltd Method of producing vanillin and other useful products
US3268387A (en) * 1963-08-20 1966-08-23 Glatfelter Co P H Manufacture of calcium carbonate
US3833464A (en) * 1973-02-16 1974-09-03 Owens Illinois Inc Method of decolorizing paper mill effluent liquid
SE7809167L (sv) * 1978-08-30 1980-03-01 Rosenblads Patenter Ab Barlastreduktion
US4391671A (en) * 1981-05-27 1983-07-05 Pulp And Paper Research Institute Of Canada Method of producing lime in a rotary kiln
FI67732C (fi) * 1982-10-20 1985-05-10 Tampella Oy Ab Saett att aotervinna kemikalier fraon kloridhaltig groenlut
FI72155C (sv) 1983-10-25 1987-04-13 Partek Ab Förfarande för kausticering av grönlut i en alkalisk massakokningsproc ess.
US5213663A (en) 1991-07-22 1993-05-25 The Foxboro Company Method for controlling the sodium carbonate concentration of green liquor in the dissolving tank
FI93752C (fi) * 1992-07-07 1995-06-12 Larox Ag Menetelmä kaustisoinnissa muodostuvan tuotteen suodattamiseksi
SE9400383L (sv) * 1994-02-07 1995-08-08 Kvaerner Pulping Tech Sätt att rena en sulfidhaltig alkalisk lut från klorid
FI105933B (fi) * 1995-12-20 2000-10-31 Larox Ag Menetelmä valkolipeän valmistamiseksi
US6136144A (en) * 1996-06-06 2000-10-24 Thermatrix, Inc. Method of removing sulfur from a process gas stream using a packed bed calcinator
US20080219912A1 (en) * 2007-03-06 2008-09-11 Gary Allen Olsen Particulate matter and methods of obtaining same from a kraft waste reclamation
JP2000017593A (ja) 1998-06-26 2000-01-18 Oji Paper Co Ltd ポリサルファイド蒸解薬液の製造方法
FI20031830A (fi) * 2003-12-15 2005-06-16 Pekka Manninen Menetelmä ja laitteisto kaustisointiprosessin parantamiseksi
JP2005179785A (ja) * 2003-12-16 2005-07-07 Daio Paper Corp クラフトパルプ製造プラントにおける薬品回収方法
SE0401358L (sv) * 2004-05-26 2005-02-22 Kvaerner Pulping Tech Förfarande och anordning för rengöring av filter
CN1321243C (zh) * 2004-07-20 2007-06-13 上海东升新材料有限公司 一种绿液清洁苛化回收超细碳酸钙的方法
FI121312B (fi) * 2005-10-18 2010-09-30 Metso Power Oy Menetelmä savukaasujen käsittelemiseksi
US20080053337A1 (en) * 2006-09-01 2008-03-06 Joseph Andrew Sohara Precipitated calcium carbonate from kraft pulp lime mud for use in filled and coated paper
JP4329870B1 (ja) * 2008-04-24 2009-09-09 王子製紙株式会社 無機粒子の製造方法
EP2609036B1 (en) * 2010-08-24 2018-10-10 Specialty Minerals (Michigan) Inc. Lime causticization product brightness improvement via pre-slaking
CN102653411B (zh) * 2012-05-16 2015-01-21 山东山大华特科技股份有限公司 碱回收白泥制备轻质碳酸钙的工艺

Also Published As

Publication number Publication date
CN105074085A (zh) 2015-11-18
US10011948B2 (en) 2018-07-03
RU2015140975A (ru) 2017-04-03
US20160002852A1 (en) 2016-01-07
BR112015020324A2 (pt) 2017-07-18
CN105074085B (zh) 2017-10-24
AU2014223310B2 (en) 2016-12-15
AT514010A2 (de) 2014-09-15
KR20150126869A (ko) 2015-11-13
AU2014223310A1 (en) 2015-09-10
AT514010A3 (de) 2015-02-15
KR102232752B1 (ko) 2021-03-26
JP2016507672A (ja) 2016-03-10
ZA201507107B (en) 2017-09-27
BR112015020324B1 (pt) 2021-10-05
CA2901201A1 (en) 2014-09-04
RU2649268C2 (ru) 2018-03-30
EP2961884A1 (de) 2016-01-06
JP6283693B2 (ja) 2018-02-21
AT514010B1 (de) 2015-02-15
ES2617709T3 (es) 2017-06-19
CA2901201C (en) 2020-06-23
EP2961884B1 (de) 2016-11-30
PT2961884T (pt) 2017-03-02
WO2014131067A1 (de) 2014-09-04

Similar Documents

Publication Publication Date Title
CL2015002403A1 (es) Proceso para la recaustificación del licor verde
ZA201906203B (en) Method for the treatment of a suspension of solid particles in water using a (co)polymer of a hydrated crystalline form of 2-acrylamido-2-methylpropane sulfonic acid
CL2018002133A1 (es) Procesos para extraer y recuperar valores de litio a partir de materiales portadores de litio.
CL2015001069A1 (es) Procedimiento y composición para la purificación de agua y la deshidratación de lodos.
CL2018001526A1 (es) Proceso para extraer y recuperar dióxido de azufre desde un gas fuente que comprende contactar una corriente de gas de alimentación con un absorbente de sal de malato, produciendo un gas de escape y un licor de absorción enriquecido, que son separados para desorber dióxido de azufre y mantener su ph de 3,4 a 4,2, agregando ácido o base a un medio de absorción (divisional solicitud 201502727)
BR112013032542A2 (pt) processo para a produção de carbonato de cálcio precipitado, produto, suspensão aquosa, carbonato de cálcio precipitado seco, e, uso de uma suspensão aquosa
BR112014029701A8 (pt) Processo para fabricação de polpa de dissolução, licor, e, polpa
HN2011002933A (es) Inhibidores del canal de potasio medular externo renal
CO6450680A2 (es) Proceso para la producción de suspensiones de celulosa nanofibrilar
BR112012033044A2 (pt) composição de precursor de diálise
DOP2012000126A (es) Proceso para la preparacion de calcobutrol
AR104325A1 (es) Proceso para producir una suspensión de partículas que comprenden carbonato de calcio de superficie modificada y partículas que comprenden carbonato de calcio precipitado
BR112013033636B1 (pt) Metodo para separaqao de lignina do licor negro
BR112013004263B8 (pt) método para obter produto de carbonato de cálcio particulado
UY35638A (es) Método para reducir el fósforo en efluentes y aguas del proceso
AR098317A1 (es) Proceso para deslignificación y blanqueo de pulpa
CL2015000957A1 (es) Métodos para reducir la formación de encrustante
CL2016000113A1 (es) Método para recuperar un sulfuro de cobre de una mena que contiene un sulfuro de hierro
EA201691563A1 (ru) Сухой кислотный концентрат в гранулированной форме
MY174158A (en) Pitch inhibitor, pitch inhibition method, and process for producing deinked pulp
CL2012002429A1 (es) Mezcla organica para la retencion de agua que comprende desecho de fibra celulosa, aserrin seco, tierra vegetal, estiercol y carbonato de calcio, y metodo para preparar dicha mezcla.
CL2013003218A1 (es) Proceso de recuperacion, beneficiacion y purificacion del residuo de lodo de carbonato de calcio generado en el proceso de blanqueo de la celulosa; y producto de carbonato de calcio precipitado.
CL2020001727A1 (es) Un método y un sistema para ajustar el equilibrio de s/na de una planta de celulosa.
CO2017000069A2 (es) Productos de yeso con capa de fibra de vidrio fortificada
FI20125345A (fi) Menetelmä ja järjestelmä ksylaanin eristämiseksi kasvimateriaalista sekä ksylaani, kalsiumkarbonaatti ja selluloosakuitu