FI93751B - Menetelmä ja laite kalsiumkarbonaattilietteen käsittelemiseksi paperinvalmistusprosessin jäännöksenä - Google Patents

Menetelmä ja laite kalsiumkarbonaattilietteen käsittelemiseksi paperinvalmistusprosessin jäännöksenä

Info

Publication number
FI93751B
FI93751B FI895468A FI895468A FI93751B FI 93751 B FI93751 B FI 93751B FI 895468 A FI895468 A FI 895468A FI 895468 A FI895468 A FI 895468A FI 93751 B FI93751 B FI 93751B
Authority
FI
Finland
Prior art keywords
mesa
residue
calcium carbonate
carbonate slurry
papermaking process
Prior art date
Application number
FI895468A
Other languages
English (en)
Swedish (sv)
Other versions
FI895468A0 (fi
Inventor
Joergen Theil
Original Assignee
Smidth & Co As F L
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20373977&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI93751(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Smidth & Co As F L filed Critical Smidth & Co As F L
Publication of FI895468A0 publication Critical patent/FI895468A0/fi
Application granted granted Critical
Publication of FI93751B publication Critical patent/FI93751B/fi

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
    • 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

Landscapes

  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Paper (AREA)
  • Processing Of Solid Wastes (AREA)
  • Fertilizers (AREA)
  • Treatment Of Sludge (AREA)
FI895468A 1988-11-17 1989-11-16 Menetelmä ja laite kalsiumkarbonaattilietteen käsittelemiseksi paperinvalmistusprosessin jäännöksenä FI93751B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8804160A SE460728B (sv) 1988-11-17 1988-11-17 Foerfarande och anlaeggning vid behandling av mesa

Publications (2)

Publication Number Publication Date
FI895468A0 FI895468A0 (fi) 1989-11-16
FI93751B true FI93751B (fi) 1995-02-15

Family

ID=20373977

Family Applications (1)

Application Number Title Priority Date Filing Date
FI895468A FI93751B (fi) 1988-11-17 1989-11-16 Menetelmä ja laite kalsiumkarbonaattilietteen käsittelemiseksi paperinvalmistusprosessin jäännöksenä

Country Status (10)

Country Link
EP (1) EP0369650B1 (fi)
JP (1) JPH0319987A (fi)
AT (1) ATE88767T1 (fi)
BR (1) BR8905827A (fi)
CA (1) CA2003112A1 (fi)
DE (1) DE68906243T2 (fi)
ES (1) ES2055097T3 (fi)
FI (1) FI93751B (fi)
PT (1) PT92341A (fi)
SE (1) SE460728B (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI87245C (fi) * 1989-07-03 1992-12-10 Ahlstroem Oy Inmatningssystem foer mesaugn
US5213496A (en) * 1989-07-03 1993-05-25 A. Ahlstrom Corporation Feeding system for a lime reburning kiln
GB9606638D0 (en) * 1996-03-29 1996-06-05 Ecc Int Ltd Treatment of solid containing material derived from effluent
FI107057B (fi) * 1996-07-05 2001-05-31 Andritz Ahlstrom Oy Meesan syöttöjärjestelmä
US20020079075A1 (en) 1998-09-04 2002-06-27 Imerys Minerals Limited Treatment of solid containing material derived from effluent
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
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
JP4338744B2 (ja) 2007-03-30 2009-10-07 セイコークロック株式会社 からくり時計
DE102011014348A1 (de) 2011-03-18 2014-06-18 Ecoloop Gmbh Verfahren zur kontinuierlichen Herstellung von gefälltem Calciumcarbonat

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3020881C2 (de) * 1980-06-02 1984-08-09 Krupp Polysius Ag, 4720 Beckum Verfahren und Anlage zur Herstellung von Sintermagnesit aus Magnesiumhydroxid
FI73755C (fi) * 1985-11-22 1987-11-09 Ekono Oy Foerfarande foer kausticering av en alkalikarbonathaltig vattenloesning.

Also Published As

Publication number Publication date
EP0369650A3 (en) 1991-05-29
SE460728B (sv) 1989-11-13
EP0369650B1 (en) 1993-04-28
FI895468A0 (fi) 1989-11-16
DE68906243T2 (de) 1993-08-12
EP0369650A2 (en) 1990-05-23
DE68906243D1 (de) 1993-06-03
JPH0319987A (ja) 1991-01-29
CA2003112A1 (en) 1990-05-17
BR8905827A (pt) 1990-06-12
ATE88767T1 (de) 1993-05-15
PT92341A (pt) 1990-05-31
SE8804160D0 (sv) 1988-11-17
SE8804160A (fi) 1988-11-17
ES2055097T3 (es) 1994-08-16

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Legal Events

Date Code Title Description
BB Publication of examined application
FD Application lapsed
MM Patent lapsed

Owner name: F.L. SMIDTH & CO. A/S