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 PDFInfo
- 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
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)
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 (sv) |
FI (1) | FI65455B (sv) |
FR (1) | FR2538424A1 (sv) |
SE (1) | SE8307153L (sv) |
Cited By (5)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1461500B1 (de) * | 1963-10-15 | 1970-04-02 | Uk Ni I Ki Khim Mash | Etagendruckfilter |
FR2267137A1 (sv) * | 1974-04-10 | 1975-11-07 | English Clays Lovering Pochin |
-
1982
- 1982-12-28 FI FI824487A patent/FI65455B/fi not_active Application Discontinuation
-
1983
- 1983-12-23 SE SE8307153A patent/SE8307153L/sv not_active Application Discontinuation
- 1983-12-28 FR FR8320937A patent/FR2538424A1/fr active Pending
- 1983-12-28 JP JP58252453A patent/JPS59136110A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1461500B1 (de) * | 1963-10-15 | 1970-04-02 | Uk Ni I Ki Khim Mash | Etagendruckfilter |
FR2267137A1 (sv) * | 1974-04-10 | 1975-11-07 | English Clays Lovering Pochin |
Cited By (6)
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 |
---|---|
SE8307153D0 (sv) | 1983-12-23 |
SE8307153L (sv) | 1984-06-29 |
FI824487A0 (fi) | 1982-12-28 |
JPS59136110A (ja) | 1984-08-04 |
FI65455B (fi) | 1984-01-31 |
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