FR2538424A1 - Procede de traitement de la boue residuaire de chaux formee au cours de la reaction de caustification dans une installation de cellulose au sulfate - Google Patents

Procede de traitement de la boue residuaire de chaux formee au cours de la reaction de caustification dans une installation de cellulose au sulfate Download PDF

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Publication number
FR2538424A1
FR2538424A1 FR8320937A FR8320937A FR2538424A1 FR 2538424 A1 FR2538424 A1 FR 2538424A1 FR 8320937 A FR8320937 A FR 8320937A FR 8320937 A FR8320937 A FR 8320937A FR 2538424 A1 FR2538424 A1 FR 2538424A1
Authority
FR
France
Prior art keywords
residual
lime
conveyor
mud
stage
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
FR8320937A
Other languages
English (en)
French (fr)
Inventor
Pertti Heitto
Juhani Haartti
Jaakko-Juhani Helsto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Outotec Filters Oy
Original Assignee
Larox 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 Larox Oyj filed Critical Larox Oyj
Publication of FR2538424A1 publication Critical patent/FR2538424A1/fr
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • 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
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Treatment Of Sludge (AREA)
  • Filtration Of Liquid (AREA)
FR8320937A 1982-12-28 1983-12-28 Procede de traitement de la boue residuaire de chaux formee au cours de la reaction de caustification dans une installation de cellulose au sulfate Pending FR2538424A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI824487A FI65455B (fi) 1982-12-28 1982-12-28 Foerfarande foer behandling av mesa uppkommen i en kausticeringsprocess i en sulfatcellulosafabrik

Publications (1)

Publication Number Publication Date
FR2538424A1 true FR2538424A1 (fr) 1984-06-29

Family

ID=8516525

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8320937A Pending FR2538424A1 (fr) 1982-12-28 1983-12-28 Procede de traitement de la boue residuaire de chaux formee au cours de la reaction de caustification dans une installation de cellulose au sulfate

Country Status (4)

Country Link
JP (1) JPS59136110A (ja)
FI (1) FI65455B (ja)
FR (1) FR2538424A1 (ja)
SE (1) SE8307153L (ja)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642060A1 (fr) * 1989-01-26 1990-07-27 Ahlstroem Oy Procede et dispositif de traitement thermique des boues de chaux
ES2048091A1 (es) * 1992-02-03 1994-03-01 Ahlstroem Oy Metodo y aparato para el termotratamiento de lodo de cal:
WO1997022752A1 (en) * 1995-12-20 1997-06-26 Larox Oy Process for filtering white liquor and a storage container for lime sludge
RU2165433C2 (ru) * 1993-05-04 2001-04-20 Альстрем Машинери Инк. Способ непрерывного производства массы химической целлюлозы и варочный котел непрерывного действия
EP2711339A1 (en) * 2011-06-14 2014-03-26 Ecofill Especialidades em Tecnologia de Transformação de Resíduos Ltda System for producing precipitated calcium carbonate from calcium carbonate slurry waste; method for calcium carbonate slurry waste recovery, processing and purification and the calcium carbonate product thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1461500B1 (de) * 1963-10-15 1970-04-02 Uk Ni I Ki Khim Mash Etagendruckfilter
FR2267137A1 (ja) * 1974-04-10 1975-11-07 English Clays Lovering Pochin

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1461500B1 (de) * 1963-10-15 1970-04-02 Uk Ni I Ki Khim Mash Etagendruckfilter
FR2267137A1 (ja) * 1974-04-10 1975-11-07 English Clays Lovering Pochin

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642060A1 (fr) * 1989-01-26 1990-07-27 Ahlstroem Oy Procede et dispositif de traitement thermique des boues de chaux
ES2048091A1 (es) * 1992-02-03 1994-03-01 Ahlstroem Oy Metodo y aparato para el termotratamiento de lodo de cal:
RU2165433C2 (ru) * 1993-05-04 2001-04-20 Альстрем Машинери Инк. Способ непрерывного производства массы химической целлюлозы и варочный котел непрерывного действия
WO1997022752A1 (en) * 1995-12-20 1997-06-26 Larox Oy Process for filtering white liquor and a storage container for lime sludge
EP2711339A1 (en) * 2011-06-14 2014-03-26 Ecofill Especialidades em Tecnologia de Transformação de Resíduos Ltda System for producing precipitated calcium carbonate from calcium carbonate slurry waste; method for calcium carbonate slurry waste recovery, processing and purification and the calcium carbonate product thereof
EP2711339A4 (en) * 2011-06-14 2014-12-10 Ecofill Especialidades Em Tecnologia De Transformaç O De Resíduos Ltda SYSTEM FOR OBTAINING PRECIPITATED CALCIUM CARBONATE FROM CALCIUM CARBONATE SLUDGE RESIDUE, METHOD OF RECOVERING, ENHANCING AND PURIFYING CALCIUM CARBONATE SLUDGE RESIDUE, AND RESULTING CALCIUM CARBONATE PRODUCT

Also Published As

Publication number Publication date
FI824487A0 (fi) 1982-12-28
SE8307153L (sv) 1984-06-29
JPS59136110A (ja) 1984-08-04
FI65455B (fi) 1984-01-31
SE8307153D0 (sv) 1983-12-23

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