SE536944C2 - Metod för framställning av natriumhydroxid från ett utflödefrån fibermassaproduktion - Google Patents

Metod för framställning av natriumhydroxid från ett utflödefrån fibermassaproduktion Download PDF

Info

Publication number
SE536944C2
SE536944C2 SE1250098A SE1250098A SE536944C2 SE 536944 C2 SE536944 C2 SE 536944C2 SE 1250098 A SE1250098 A SE 1250098A SE 1250098 A SE1250098 A SE 1250098A SE 536944 C2 SE536944 C2 SE 536944C2
Authority
SE
Sweden
Prior art keywords
sodium
effluent
combustion
borate
pulp
Prior art date
Application number
SE1250098A
Other languages
English (en)
Swedish (sv)
Other versions
SE1250098A1 (sv
Inventor
Maija Pitkänen
Original Assignee
Metsä Board Oyj
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 Metsä Board Oyj filed Critical Metsä Board Oyj
Publication of SE1250098A1 publication Critical patent/SE1250098A1/sv
Publication of SE536944C2 publication Critical patent/SE536944C2/sv

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
    • C01D1/04—Hydroxides
    • 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
    • D21C11/0042—Fractionating or concentration of spent liquors by special methods
    • 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
    • D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye
    • 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
    • D21C11/12—Combustion of pulp liquors
    • D21C11/122—Treatment, e.g. dissolution, of the smelt
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
SE1250098A 2009-08-18 2010-08-18 Metod för framställning av natriumhydroxid från ett utflödefrån fibermassaproduktion SE536944C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20095851A FI124685B (fi) 2009-08-18 2009-08-18 Menetelmä natriumhydroksidin tuottamiseksi kuitumassan valmistuksen jätevirrasta
PCT/FI2010/050654 WO2011020949A1 (en) 2009-08-18 2010-08-18 Method of producing sodium hydroxide from an effluent of fiber pulp production

Publications (2)

Publication Number Publication Date
SE1250098A1 SE1250098A1 (sv) 2012-02-09
SE536944C2 true SE536944C2 (sv) 2014-11-11

Family

ID=41050679

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1250098A SE536944C2 (sv) 2009-08-18 2010-08-18 Metod för framställning av natriumhydroxid från ett utflödefrån fibermassaproduktion

Country Status (9)

Country Link
CN (1) CN102625778B (zh)
AR (1) AR080852A1 (zh)
BR (1) BR112012003755B1 (zh)
CA (1) CA2767903C (zh)
FI (1) FI124685B (zh)
RU (1) RU2550177C2 (zh)
SE (1) SE536944C2 (zh)
UY (1) UY32847A (zh)
WO (1) WO2011020949A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI126767B (en) * 2012-11-16 2017-05-15 Andritz Oy Method for extracting the ash from a recovery boiler
CN103494810A (zh) * 2013-09-25 2014-01-08 青岛市市立医院 治疗网络成瘾的药物组合物
WO2020220117A1 (en) * 2019-04-29 2020-11-05 Fpinnovations Process to recover alkali from a metal oxide/hydroxide containing material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI53141C (zh) 1975-09-02 1978-02-10 Keskuslaboratorio
SU1624082A1 (ru) * 1989-01-12 1991-01-30 Ленинградская лесотехническая академия им.С.М.Кирова Способ регенерации отработанного щелока от сульфатной варки целлюлозы
US6294048B1 (en) 1998-06-01 2001-09-25 U.S. Borax Inc. Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate
US6348128B1 (en) 1998-06-01 2002-02-19 U.S. Borax Inc. Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition
SE0202711D0 (sv) * 2002-09-12 2002-09-12 Kiram Ab Alkaline process for the manufacturing of pulp using alkali metaborate as buffering alkali
US20050076568A1 (en) * 2003-10-09 2005-04-14 Stigsson Lars Lennart Partial oxidation of cellulose spent pulping liquor
FI120548B (fi) 2004-01-14 2009-11-30 Rinheat Oy Menetelmä alkaliyhdisteitä sisältävän orgaanisen jätekonsentraatin polttamiseksi hapettavissa olosuhteissa
US20050155730A1 (en) 2004-01-20 2005-07-21 Stigsson Lars L. Method for the production of high yield chemical pulp from softwood

Also Published As

Publication number Publication date
BR112012003755A2 (pt) 2016-04-12
CA2767903A1 (en) 2011-02-24
FI20095851A0 (fi) 2009-08-18
RU2550177C2 (ru) 2015-05-10
CA2767903C (en) 2019-05-14
FI124685B (fi) 2014-12-15
CN102625778A (zh) 2012-08-01
AR080852A1 (es) 2012-05-16
FI20095851A (fi) 2011-02-23
SE1250098A1 (sv) 2012-02-09
BR112012003755B1 (pt) 2019-05-28
UY32847A (es) 2011-06-30
WO2011020949A1 (en) 2011-02-24
RU2012102318A (ru) 2013-09-27
CN102625778B (zh) 2015-05-20

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