ATE45198T1 - Verfahren zur nutzung des kalkschlammes vom kaustifizierungszyklus des kraftverfahrens. - Google Patents

Verfahren zur nutzung des kalkschlammes vom kaustifizierungszyklus des kraftverfahrens.

Info

Publication number
ATE45198T1
ATE45198T1 AT85401843T AT85401843T ATE45198T1 AT E45198 T1 ATE45198 T1 AT E45198T1 AT 85401843 T AT85401843 T AT 85401843T AT 85401843 T AT85401843 T AT 85401843T AT E45198 T1 ATE45198 T1 AT E45198T1
Authority
AT
Austria
Prior art keywords
calcium carbonate
causticization
liquor
degrees
white liquor
Prior art date
Application number
AT85401843T
Other languages
English (en)
Inventor
Henriette Raoux
Pierre Langlade
Original Assignee
Condat Papeteries
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 Condat Papeteries filed Critical Condat Papeteries
Application granted granted Critical
Publication of ATE45198T1 publication Critical patent/ATE45198T1/de

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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/021—Calcium carbonates
    • C09C1/022—Treatment with inorganic 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
    • D21C11/0064—Aspects concerning the production and the treatment of green and white liquors, e.g. causticizing green liquor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Treatment Of Sludge (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Treating Waste Gases (AREA)
AT85401843T 1984-09-25 1985-09-23 Verfahren zur nutzung des kalkschlammes vom kaustifizierungszyklus des kraftverfahrens. ATE45198T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8414657A FR2570721B1 (fr) 1984-09-25 1984-09-25 Procede permettant la valorisation des boues de chaux dans le cycle de caustification du procede kraft
EP85401843A EP0176443B1 (de) 1984-09-25 1985-09-23 Verfahren zur Nutzung des Kalkschlammes vom Kaustifizierungszyklus des Kraftverfahrens

Publications (1)

Publication Number Publication Date
ATE45198T1 true ATE45198T1 (de) 1989-08-15

Family

ID=9308015

Family Applications (1)

Application Number Title Priority Date Filing Date
AT85401843T ATE45198T1 (de) 1984-09-25 1985-09-23 Verfahren zur nutzung des kalkschlammes vom kaustifizierungszyklus des kraftverfahrens.

Country Status (8)

Country Link
EP (1) EP0176443B1 (de)
JP (1) JPS61183120A (de)
AT (1) ATE45198T1 (de)
DE (1) DE3572018D1 (de)
ES (1) ES8605065A1 (de)
FI (1) FI82080C (de)
FR (1) FR2570721B1 (de)
NO (1) NO168523C (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE469475B (sv) * 1990-10-29 1993-07-12 Eka Nobel Ab Saett att bleka partiklar innehaallande kalciumkarbonat
DE10257696A1 (de) * 2002-12-11 2004-06-24 Solvay Soda Deutschland Gmbh Ultratrockenes Calciumcarbonat
JP2010228940A (ja) * 2009-03-26 2010-10-14 Nippon Paper Industries Co Ltd 炭酸カルシウムの製造方法
JP2011073899A (ja) * 2009-09-29 2011-04-14 Okutama Kogyo Co Ltd 軽質炭酸カルシウムの製造方法
JP2011213527A (ja) * 2010-03-31 2011-10-27 Nippon Paper Industries Co Ltd 炭酸カルシウムの製造方法
CN106395878A (zh) * 2015-08-03 2017-02-15 海南金海浆纸业有限公司 由木浆白泥制备造纸用碳酸钙填料的方法及其碳酸钙填料

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1587679A (en) * 1924-01-17 1926-06-08 Brown Co Process of recovering calcium carbonate from caustic liquors
US1894620A (en) * 1929-06-26 1933-01-17 Kress Otto Process of producing a white filler product from sulphate pulp lime mud
US2062255A (en) * 1932-08-12 1936-11-24 Raffold Process Corp Pigment manufacture
US2211908A (en) * 1937-11-18 1940-08-20 Mead Corp Manufacture of caustic soda and calcium carbonate
US3268388A (en) * 1963-08-20 1966-08-23 Glatfelter Co P H Manufacture of calcium carbonate
GB1285891A (en) * 1968-10-15 1972-08-16 English Clays Lovering Pochin Improvements in or relating to the treatment of minerals
FR2544353B1 (fr) * 1983-04-18 1985-06-28 Condat Papeteries Traitement des liqueurs entrant dans le cycle de caustification du procede kraft en vue de l'utilisation ulterieure du carbonate de calcium

Also Published As

Publication number Publication date
FR2570721B1 (fr) 1988-01-08
NO168523C (no) 1992-03-04
NO853753L (no) 1986-03-26
FI82080B (fi) 1990-09-28
JPS61183120A (ja) 1986-08-15
FI82080C (fi) 1991-01-10
EP0176443A1 (de) 1986-04-02
NO168523B (no) 1991-11-25
DE3572018D1 (en) 1989-09-07
ES547243A0 (es) 1986-03-16
EP0176443B1 (de) 1989-08-02
FR2570721A1 (fr) 1986-03-28
ES8605065A1 (es) 1986-03-16
FI853653A0 (fi) 1985-09-23
FI853653L (fi) 1986-03-26

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee