ATE88767T1 - 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
- ATE88767T1 ATE88767T1 AT89311391T AT89311391T ATE88767T1 AT E88767 T1 ATE88767 T1 AT E88767T1 AT 89311391 T AT89311391 T AT 89311391T AT 89311391 T AT89311391 T AT 89311391T AT E88767 T1 ATE88767 T1 AT E88767T1
- Authority
- AT
- Austria
- Prior art keywords
- mesa
- residue
- calcium carbonate
- paper making
- carbonate suspension
- Prior art date
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8804160A SE460728B (sv) | 1988-11-17 | 1988-11-17 | Foerfarande och anlaeggning vid behandling av mesa |
EP89311391A EP0369650B1 (en) | 1988-11-17 | 1989-11-02 | Method and apparatus for the treatment of calcium carbonate slurry as residue from the manufacture of paper |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE88767T1 true ATE88767T1 (de) | 1993-05-15 |
Family
ID=20373977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89311391T ATE88767T1 (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 (ja) |
JP (1) | JPH0319987A (ja) |
AT (1) | ATE88767T1 (ja) |
BR (1) | BR8905827A (ja) |
CA (1) | CA2003112A1 (ja) |
DE (1) | DE68906243T2 (ja) |
ES (1) | ES2055097T3 (ja) |
FI (1) | FI93751B (ja) |
PT (1) | PT92341A (ja) |
SE (1) | SE460728B (ja) |
Families Citing this family (9)
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 |
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 |
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 |
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)
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. |
-
1988
- 1988-11-17 SE SE8804160A patent/SE460728B/sv not_active IP Right Cessation
-
1989
- 1989-11-02 EP EP89311391A patent/EP0369650B1/en not_active Revoked
- 1989-11-02 AT AT89311391T patent/ATE88767T1/de not_active IP Right Cessation
- 1989-11-02 DE DE8989311391T patent/DE68906243T2/de not_active Revoked
- 1989-11-02 ES ES89311391T patent/ES2055097T3/es not_active Expired - Lifetime
- 1989-11-16 FI FI895468A patent/FI93751B/fi not_active IP Right Cessation
- 1989-11-16 CA CA002003112A patent/CA2003112A1/en not_active Abandoned
- 1989-11-17 PT PT92341A patent/PT92341A/pt not_active Application Discontinuation
- 1989-11-17 BR BR898905827A patent/BR8905827A/pt not_active IP Right Cessation
- 1989-11-17 JP JP1299488A patent/JPH0319987A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE68906243T2 (de) | 1993-08-12 |
SE460728B (sv) | 1989-11-13 |
EP0369650A2 (en) | 1990-05-23 |
FI895468A0 (fi) | 1989-11-16 |
ES2055097T3 (es) | 1994-08-16 |
JPH0319987A (ja) | 1991-01-29 |
CA2003112A1 (en) | 1990-05-17 |
EP0369650A3 (en) | 1991-05-29 |
DE68906243D1 (de) | 1993-06-03 |
EP0369650B1 (en) | 1993-04-28 |
SE8804160D0 (sv) | 1988-11-17 |
BR8905827A (pt) | 1990-06-12 |
PT92341A (pt) | 1990-05-31 |
FI93751B (fi) | 1995-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
RZN | Patent revoked |