ATE520818T1 - Verfahren zur herstellung einer grünlauge - Google Patents

Verfahren zur herstellung einer grünlauge

Info

Publication number: ATE520818T1
Authority: AT; Austria
Prior art keywords: liquor; sub; weak liquor; naoh; green
Prior art date: 2002-11-25

Application number

AT03776113T

Other languages

English (en)

Inventor

Magnus Ingelman

Jan Tjernberg

Anita Markusson

Original Assignee

Metso Paper Sweden Ab

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.)

2002-11-25

Filing date

2003-11-21

Publication date

2011-09-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=20289663&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE520818(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2003-11-21 Application filed by Metso Paper Sweden Ab filed Critical Metso Paper Sweden Ab

2011-09-15 Application granted granted Critical

2011-09-15 Publication of ATE520818T1 publication Critical patent/ATE520818T1/de

Links

238000004519 manufacturing process Methods 0.000 title abstract 3
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 9
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 abstract 2
241001062472 Stokellia anisodon Species 0.000 abstract 2
238000000034 method Methods 0.000 abstract 2
239000000126 substance Substances 0.000 abstract 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 1
238000009993 causticizing Methods 0.000 abstract 1
239000002244 precipitate Substances 0.000 abstract 1
238000011084 recovery Methods 0.000 abstract 1
229910052979 sodium sulfide Inorganic materials 0.000 abstract 1
GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 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
- 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
- D21C11/04—Regeneration of pulp liquors or effluent waste waters of alkali lye

Landscapes

Paper (AREA)
Distillation Of Fermentation Liquor, Processing Of Alcohols, Vinegar And Beer (AREA)

AT03776113T 2002-11-25 2003-11-21 Verfahren zur herstellung einer grünlauge ATE520818T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE0203478A SE524247C2 (sv)	2002-11-25	2002-11-25	Metod vid produktion av grönlut
PCT/SE2003/001806 WO2004048681A1 (en)	2002-11-25	2003-11-21	A method for the production of green liquor

Publications (1)

Publication Number	Publication Date
ATE520818T1 true ATE520818T1 (de)	2011-09-15

Family

ID=20289663

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT03776113T ATE520818T1 (de)	2002-11-25	2003-11-21	Verfahren zur herstellung einer grünlauge

Country Status (6)

Country	Link
US (1)	US7270726B2 (de)
EP (1)	EP1570125B1 (de)
AT (1)	ATE520818T1 (de)
AU (1)	AU2003283901A1 (de)
SE (1)	SE524247C2 (de)
WO (1)	WO2004048681A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE524247C2 (sv) *	2002-11-25	2004-07-13	Kvaerner Pulping Tech	Metod vid produktion av grönlut
FI122656B (fi) *	2007-06-15	2012-05-15	Metso Power Oy	Soodakattilalaitos ja menetelmä sooodakattilassa
DE102009013579A1 (de) *	2009-03-19	2010-09-23	Gea Brewery Systems Gmbh	Brauereianlage zur Herstellung und Abfüllung von Bier

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1691511A (en) *	1925-03-02	1928-11-13	John S Bates	Process of making chemical pulp
GB1010296A (en) *	1961-08-25	1965-11-17	Eimco Corp	Improvements in or relating to aqueous caustic soda production
US3523864A (en) *	1967-12-28	1970-08-11	Combustion Eng	Paper pulping chemical recovery system
US3666619A (en) *	1969-04-08	1972-05-30	Calcasieu Paper Co Inc	Kraft pulp and paper recovery process
US4011129A (en) *	1975-04-11	1977-03-08	Domtar Limited	Pulp mill recovery system
SE7809167L (sv) *	1978-08-30	1980-03-01	Rosenblads Patenter Ab	Barlastreduktion
SE456254B (sv) *	1987-02-12	1988-09-19	Korsnes Ab	Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning
ES2104916T3 (es) *	1991-05-13	1997-10-16	H A Simons Ltd	Preparacion de lejia blanca y procedimiento para pasta papelera.
US5213663A (en) *	1991-07-22	1993-05-25	The Foxboro Company	Method for controlling the sodium carbonate concentration of green liquor in the dissolving tank
SE500748C2 (sv) *	1992-10-12	1994-08-22	Bertil Pettersson	Förfarande vid kemikalieåtervinning i en sulfatmassafabrik för framställning av dels en vitlut med hög sulfiditet och dels en sulfidfattig vitlut
SE500660C2 (sv) *	1992-12-03	1994-08-01	Mo Och Domsjoe Ab	Förfarande för framställning av grönlut vid kemikalieåtervinning i sulfat- och sulfitmassafabriker
US6027609A (en) *	1994-11-04	2000-02-22	Kvaener Pulping Ab	Pulp-mill recovery installation for recovering chemicals and energy from cellulose spent liquor using multiple gasifiers
SE502711C2 (sv) *	1994-11-22	1995-12-11	Kvaerner Pulping Tech	Upplösning av smälta från en sodapanna i minst två stycken upplösare som är förbundna med varandra och en anordning för upplösning
CN1108412C (zh) *	1995-07-11	2003-05-14	安德里兹公司	从石灰和白泥中分离杂质的方法以及两步法苛化含有杂质如硅的绿液的方法
US5738758A (en) *	1995-12-22	1998-04-14	The University Of New Brunswick	Process for the conversion of calcium sulfide
CN1086363C (zh) *	1996-12-09	2002-06-19	日本制纸株式会社	制备碳酸钙的方法
FI972954L (fi) *	1997-07-11	1999-01-12	Sunds Defibrator Pori Oy	Menetelmä sulfaattimassan valmistuksessa syntyvän jätelipeän käsittelemiseksi
SE524247C2 (sv) *	2002-11-25	2004-07-13	Kvaerner Pulping Tech	Metod vid produktion av grönlut

2002
- 2002-11-25 SE SE0203478A patent/SE524247C2/sv not_active IP Right Cessation
2003
- 2003-11-21 AT AT03776113T patent/ATE520818T1/de not_active IP Right Cessation
- 2003-11-21 EP EP03776113A patent/EP1570125B1/de not_active Expired - Lifetime
- 2003-11-21 AU AU2003283901A patent/AU2003283901A1/en not_active Abandoned
- 2003-11-21 US US10/535,998 patent/US7270726B2/en not_active Expired - Fee Related
- 2003-11-21 WO PCT/SE2003/001806 patent/WO2004048681A1/en not_active Ceased

Also Published As

Publication number	Publication date
SE0203478L (sv)	2004-05-26
EP1570125A1 (de)	2005-09-07
EP1570125B1 (de)	2011-08-17
US7270726B2 (en)	2007-09-18
AU2003283901A1 (en)	2004-06-18
US20060075900A1 (en)	2006-04-13
SE0203478D0 (sv)	2002-11-25
WO2004048681A1 (en)	2004-06-10
SE524247C2 (sv)	2004-07-13

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Legal Events

Date	Code	Title	Description
2012-02-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties