PT2961884T - Processo para a caustificação de licor verde - Google Patents

Processo para a caustificação de licor verde

Info

Publication number
PT2961884T
PT2961884T PT147125561T PT14712556T PT2961884T PT 2961884 T PT2961884 T PT 2961884T PT 147125561 T PT147125561 T PT 147125561T PT 14712556 T PT14712556 T PT 14712556T PT 2961884 T PT2961884 T PT 2961884T
Authority
PT
Portugal
Prior art keywords
green liquor
recausticizing
recausticizing green
liquor
green
Prior art date
Application number
PT147125561T
Other languages
English (en)
Inventor
Rüf Walter
Raffalt Stefan
Hacker Manfred
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 PT2961884T publication Critical patent/PT2961884T/pt

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
PT147125561T 2013-02-26 2014-02-18 Processo para a caustificação de licor verde PT2961884T (pt)

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
PT2961884T true PT2961884T (pt) 2017-03-02

Family

ID=50382148

Family Applications (1)

Application Number Title Priority Date Filing Date
PT147125561T PT2961884T (pt) 2013-02-26 2014-02-18 Processo para a caustificação de licor verde

Country Status (15)

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

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
CL2015002403A1 (es) 2016-02-26
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
WO2014131067A1 (de) 2014-09-04

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