DE68906243T2 - Verfahren und apparat zur verarbeitung von kalziumkarbonatsuspension als rueckstand aus der papierherstellung. - Google Patents

Verfahren und apparat zur verarbeitung von kalziumkarbonatsuspension als rueckstand aus der papierherstellung.

Info

Publication number
DE68906243T2
DE68906243T2 DE8989311391T DE68906243T DE68906243T2 DE 68906243 T2 DE68906243 T2 DE 68906243T2 DE 8989311391 T DE8989311391 T DE 8989311391T DE 68906243 T DE68906243 T DE 68906243T DE 68906243 T2 DE68906243 T2 DE 68906243T2
Authority
DE
Germany
Prior art keywords
mesa
residue
calcium carbonate
paper production
carbonate suspension
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.)
Revoked
Application number
DE8989311391T
Other languages
English (en)
Other versions
DE68906243D1 (de
Inventor
Jorgen Theil
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.)
FLSmidth and Co AS
Original Assignee
FLSmidth and Co AS
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=DE68906243(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by FLSmidth and Co AS filed Critical FLSmidth and Co AS
Publication of DE68906243D1 publication Critical patent/DE68906243D1/de
Application granted granted Critical
Publication of DE68906243T2 publication Critical patent/DE68906243T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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)
  • Treatment Of Sludge (AREA)
  • Fertilizers (AREA)
DE8989311391T 1988-11-17 1989-11-02 Verfahren und apparat zur verarbeitung von kalziumkarbonatsuspension als rueckstand aus der papierherstellung. Revoked DE68906243T2 (de)

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
DE68906243D1 DE68906243D1 (de) 1993-06-03
DE68906243T2 true DE68906243T2 (de) 1993-08-12

Family

ID=20373977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989311391T Revoked DE68906243T2 (de) 1988-11-17 1989-11-02 Verfahren und apparat zur verarbeitung von kalziumkarbonatsuspension als rueckstand aus der papierherstellung.

Country Status (10)

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

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5213496A (en) * 1989-07-03 1993-05-25 A. Ahlstrom Corporation Feeding system for a lime reburning kiln
FI87245C (fi) * 1989-07-03 1992-12-10 Ahlstroem Oy Inmatningssystem foer mesaugn
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
JPH0319987A (ja) 1991-01-29
BR8905827A (pt) 1990-06-12
EP0369650B1 (de) 1993-04-28
EP0369650A3 (de) 1991-05-29
PT92341A (pt) 1990-05-31
ATE88767T1 (de) 1993-05-15
SE8804160D0 (sv) 1988-11-17
CA2003112A1 (en) 1990-05-17
FI895468A0 (fi) 1989-11-16
DE68906243D1 (de) 1993-06-03
SE8804160A (de) 1988-11-17
SE460728B (sv) 1989-11-13
ES2055097T3 (es) 1994-08-16
FI93751B (fi) 1995-02-15
EP0369650A2 (de) 1990-05-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation