FI105702B - Menetelmä ja laite kemikaalien talteenottolaitoksessa sulfaattisellulo osatehtaassa - Google Patents

Menetelmä ja laite kemikaalien talteenottolaitoksessa sulfaattisellulo osatehtaassa Download PDF

Info

Publication number: FI105702B
Authority: FI; Finland
Prior art keywords: lime; green liquor; soda; line; tank
Prior art date: 1990-11-21

Application number

FI932193A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI932193L (fi

FI932193A0 (fi

Inventor

Kent Strid

Rolfy Oswaldson

Original Assignee

Kvaerner Pulping Tech

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.)

1990-11-21

Filing date

1993-05-14

Publication date

2000-09-29

1993-05-14 Application filed by Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech

1993-05-14 Publication of FI932193L publication Critical patent/FI932193L/fi

1993-05-14 Publication of FI932193A0 publication Critical patent/FI932193A0/fi

2000-09-29 Application granted granted Critical

2000-09-29 Publication of FI105702B publication Critical patent/FI105702B/fi

Links

239000000126 substance Substances 0.000 title claims abstract description 7
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 title claims abstract description 6
229910021653 sulphate ion Inorganic materials 0.000 title claims abstract description 6
238000000034 method Methods 0.000 title claims description 11
238000004064 recycling Methods 0.000 title 1
235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 40
235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 40
239000004571 lime Substances 0.000 claims abstract description 40
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 25
239000000920 calcium hydroxide Substances 0.000 claims abstract description 13
235000011116 calcium hydroxide Nutrition 0.000 claims abstract description 13
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 11
229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 11
238000011084 recovery Methods 0.000 claims abstract description 7
238000009993 causticizing Methods 0.000 claims abstract description 5
238000001914 filtration Methods 0.000 claims abstract description 3
238000004062 sedimentation Methods 0.000 claims abstract description 3
239000002904 solvent Substances 0.000 claims description 18
239000002002 slurry Substances 0.000 claims description 6
239000001913 cellulose Substances 0.000 claims description 4
229920002678 cellulose Polymers 0.000 claims description 4
235000017550 sodium carbonate Nutrition 0.000 claims description 2
229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
238000002156 mixing Methods 0.000 description 15
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 6
239000010802 sludge Substances 0.000 description 4
239000000292 calcium oxide Substances 0.000 description 3
235000012255 calcium oxide Nutrition 0.000 description 3
239000000706 filtrate Substances 0.000 description 2
239000007788 liquid Substances 0.000 description 2
239000000463 material Substances 0.000 description 2
239000008267 milk Substances 0.000 description 2
239000000203 mixture Substances 0.000 description 2
238000010411 cooking Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
239000012535 impurity Substances 0.000 description 1
239000000155 melt Substances 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
210000004080 milk Anatomy 0.000 description 1
235000013336 milk Nutrition 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000005201 scrubbing Methods 0.000 description 1
239000013049 sediment Substances 0.000 description 1
239000002893 slag Substances 0.000 description 1
HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000004071 soot Substances 0.000 description 1
238000003756 stirring Methods 0.000 description 1
238000005406 washing Methods 0.000 description 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
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/03—Papermaking liquor

Landscapes

Paper (AREA)
Fertilizers (AREA)

FI932193A 1990-11-21 1993-05-14 Menetelmä ja laite kemikaalien talteenottolaitoksessa sulfaattisellulo osatehtaassa FI105702B (fi)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
SE9003697A SE467465C (sv)	1990-11-21	1990-11-21	Förfarande för att ge grönlut förbättrade sedimenterings- och filtreringsegenskaper
SE9003697		1990-11-21
SE9100786		1991-11-20
PCT/SE1991/000786 WO1992009742A1 (fr)	1990-11-21	1991-11-20	Procede et dispositif utilises dans l'installation de recuperation des produits chimiques d'une fabrique de pate a papier au sulfate

Publications (3)

Publication Number	Publication Date
FI932193L FI932193L (fi)	1993-05-14
FI932193A0 FI932193A0 (fi)	1993-05-14
FI105702B true FI105702B (fi)	2000-09-29

Family

ID=20380959

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI932193A FI105702B (fi)	1990-11-21	1993-05-14	Menetelmä ja laite kemikaalien talteenottolaitoksessa sulfaattisellulo osatehtaassa

Country Status (11)

Country	Link
US (1)	US5509998A (fr)
EP (1)	EP0561823B1 (fr)
JP (1)	JP2815702B2 (fr)
AT (1)	ATE141973T1 (fr)
AU (1)	AU653185B2 (fr)
CA (1)	CA2095015C (fr)
DE (2)	DE561823T1 (fr)
ES (1)	ES2043595T3 (fr)
FI (1)	FI105702B (fr)
SE (1)	SE467465C (fr)
WO (1)	WO1992009742A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
SE500660C2 (sv) *	1992-12-03	1994-08-01	Mo Och Domsjoe Ab	Förfarande för framställning av grönlut vid kemikalieåtervinning i sulfat- och sulfitmassafabriker
CN116282973B (zh) *	2023-02-08	2025-09-26	中国中轻国际工程有限公司	一种石灰消化器臭气处理系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE95670C1 (fr) *
SE456254B (sv) *	1987-02-12	1988-09-19	Korsnes Ab	Sett att rena gronlut i sulfatmassafabrikers kemikalieatervinning

1990
- 1990-11-21 SE SE9003697A patent/SE467465C/sv not_active IP Right Cessation
1991
- 1991-11-20 DE DE91920475T patent/DE561823T1/de active Pending
- 1991-11-20 AT AT91920475T patent/ATE141973T1/de not_active IP Right Cessation
- 1991-11-20 WO PCT/SE1991/000786 patent/WO1992009742A1/fr not_active Ceased
- 1991-11-20 JP JP4500580A patent/JP2815702B2/ja not_active Expired - Lifetime
- 1991-11-20 ES ES91920475T patent/ES2043595T3/es not_active Expired - Lifetime
- 1991-11-20 AU AU89273/91A patent/AU653185B2/en not_active Expired
- 1991-11-20 US US08/064,154 patent/US5509998A/en not_active Expired - Lifetime
- 1991-11-20 DE DE69121727T patent/DE69121727T2/de not_active Expired - Lifetime
- 1991-11-20 CA CA002095015A patent/CA2095015C/fr not_active Expired - Lifetime
- 1991-11-20 EP EP91920475A patent/EP0561823B1/fr not_active Expired - Lifetime
1993
- 1993-05-14 FI FI932193A patent/FI105702B/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
ATE141973T1 (de)	1996-09-15
JP2815702B2 (ja)	1998-10-27
CA2095015A1 (fr)	1992-05-22
WO1992009742A1 (fr)	1992-06-11
ES2043595T3 (es)	1996-10-16
DE561823T1 (de)	1994-02-24
EP0561823B1 (fr)	1996-08-28
FI932193L (fi)	1993-05-14
SE467465C (sv)	2002-01-15
SE9003697L (sv)	1992-05-22
EP0561823A1 (fr)	1993-09-29
CA2095015C (fr)	2002-01-01
ES2043595T1 (es)	1994-01-01
FI932193A0 (fi)	1993-05-14
DE69121727D1 (de)	1996-10-02
SE467465B (sv)	1992-07-20
AU8927391A (en)	1992-06-25
DE69121727T2 (de)	1997-01-23
SE9003697D0 (sv)	1990-11-21
AU653185B2 (en)	1994-09-22
US5509998A (en)	1996-04-23
JPH06503129A (ja)	1994-04-07

Legal Events

Date

Code

Title

Description

2007-07-11

PC

Transfer of assignment of patent

Owner name: METSO FIBER KARLSTAD AB

Free format text: METSO FIBER KARLSTAD AB

2011-12-22

MA

Patent expired

Publication	Publication Date	Title
FI63794C (fi)	1983-08-10	Blekerioperation
FI110129B (fi)	2002-11-29	Menetelmä viherlipeän valmistamiseksi kemikaalien talteenotossa sulfaatti- ja sulfiittimassatehtaissa
CA1286456C (fr)	1991-07-23	Epuration de la liqueur verte de la fabrication des pates au sulfate
FI105702B (fi)	2000-09-29	Menetelmä ja laite kemikaalien talteenottolaitoksessa sulfaattisellulo osatehtaassa
NO159787B (no)	1988-10-31	Fremgangsmaate for behandling av vannholdig oljeslam i en dobbelt silbaandpresse.
FI94445B (fi)	1995-05-31	Menetelmä ja laite mustalipeän käsittelemiseksi
RU2079454C1 (ru)	1997-05-20	Способ обработки избыточного активного ила
US5762884A (en)	1998-06-09	Flue gas treating system
SE504374C2 (sv)	1997-01-20	Lakning av elfilteraska
US4301000A (en)	1981-11-17	Method and apparatus for fractionation and recovery of limestone grits in kraft pulping process
SU1038287A1 (ru)	1983-08-30	Способ обработки избыточного активного ила
DE1459497A1 (de)	1969-04-17	Verfahren zur Schlammbehandlung mit kohlensaeurehaltigen Gasen
JPH0350600B2 (fr)	1991-08-02
SU1186569A1 (ru)	1985-10-23	Способ переработки боксита
JPS5613098A (en)	1981-02-07	Solid-liquid separating method
JPH07508564A (ja)	1995-09-21	カセイ化処理による製品の濾過方法
SU1151632A1 (ru)	1985-04-23	Способ регенерации химикатов из газопылевых выбросов от известерегенерационной печи сульфатного производства целлюлозы
SU1375706A1 (ru)	1988-02-23	Способ очистки сульфатного щелока
TH33025A (th)	1999-05-27	ผลิตภัณฑ์จำพวกกระดาษและวิธีการป้อนสารเติมแต่งทางเคมีเข้าไปในเส้นใยที่ผสมเซลลูโลส
JPH06257089A (ja)	1994-09-13	パルプ用チップの処理方法