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
Authority: AT; Austria
Prior art keywords: mesa; residue; calcium carbonate; paper making; carbonate suspension
Prior art date: 1988-11-17

Application number

AT89311391T

Other languages

English (en)

Inventor

Jorgen 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.)

1988-11-17

Filing date

1989-11-02

Publication date

1993-05-15

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=ATE88767(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1989-11-02 Application filed by Smidth & Co As F L filed Critical Smidth & Co As F L

1993-05-15 Application granted granted Critical

1993-05-15 Publication of ATE88767T1 publication Critical patent/ATE88767T1/de

Links

VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 title abstract 6
238000000034 method Methods 0.000 title abstract 4
229910000019 calcium carbonate Inorganic materials 0.000 title abstract 3
239000000725 suspension Substances 0.000 title 1
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 abstract 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
235000010216 calcium carbonate Nutrition 0.000 abstract 2
239000000779 smoke Substances 0.000 abstract 2
235000008733 Citrus aurantifolia Nutrition 0.000 abstract 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
235000011941 Tilia x europaea Nutrition 0.000 abstract 1
239000000292 calcium oxide Substances 0.000 abstract 1
235000012255 calcium oxide Nutrition 0.000 abstract 1
230000001143 conditioned effect Effects 0.000 abstract 1
239000004571 lime Substances 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
239000002994 raw material Substances 0.000 abstract 1
239000010802 sludge Substances 0.000 abstract 1
239000002002 slurry Substances 0.000 abstract 1
229910000029 sodium carbonate Inorganic materials 0.000 abstract 1
229910021653 sulphate ion Inorganic materials 0.000 abstract 1

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)

AT89311391T 1988-11-17 1989-11-02 Verfahren und apparat zur verarbeitung von kalziumkarbonatsuspension als rueckstand aus der papierherstellung. ATE88767T1 (de)

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 (de)	1988-11-17	1989-11-02	Verfahren und Apparat zur Verarbeitung von Kalziumkarbonatsuspension als Rückstand aus der Papierherstellung

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 (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.

1988
- 1988-11-17 SE SE8804160A patent/SE460728B/sv not_active IP Right Cessation
1989
- 1989-11-02 ES ES89311391T patent/ES2055097T3/es not_active Expired - Lifetime
- 1989-11-02 DE DE8989311391T patent/DE68906243T2/de not_active Revoked
- 1989-11-02 EP EP89311391A patent/EP0369650B1/de not_active Revoked
- 1989-11-02 AT AT89311391T patent/ATE88767T1/de not_active IP Right Cessation
- 1989-11-16 CA CA002003112A patent/CA2003112A1/en not_active Abandoned
- 1989-11-16 FI FI895468A patent/FI93751B/fi not_active IP Right Cessation
- 1989-11-17 JP JP1299488A patent/JPH0319987A/ja active Pending
- 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

Also Published As

Publication number	Publication date
ES2055097T3 (es)	1994-08-16
FI93751B (fi)	1995-02-15
JPH0319987A (ja)	1991-01-29
CA2003112A1 (en)	1990-05-17
EP0369650B1 (de)	1993-04-28
FI895468A0 (fi)	1989-11-16
SE8804160D0 (sv)	1988-11-17
DE68906243D1 (de)	1993-06-03
DE68906243T2 (de)	1993-08-12
PT92341A (pt)	1990-05-31
EP0369650A3 (de)	1991-05-29
SE460728B (sv)	1989-11-13
BR8905827A (pt)	1990-06-12
EP0369650A2 (de)	1990-05-23

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Legal Events

Date	Code	Title	Description
1993-11-15	UEP	Publication of translation of european patent specification
1995-07-15	RZN	Patent revoked