CA1184006A - Methode de traitement des agents chimiques de digestion pour la production des pates de cellulose - Google Patents

Methode de traitement des agents chimiques de digestion pour la production des pates de cellulose

Info

Publication number: CA1184006A
Authority: CA; Canada
Prior art keywords: lime; aqueous solution; improved method; milk; liquor
Prior art date: 1981-10-13
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.): Expired

Application number

CA000413062A

Other languages

English (en)

Inventor

Claes Svensson

Hans Theliander

Lennart Hagelqvist

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.)

Individual

Original Assignee

Individual

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.)

1981-10-13

Filing date

1982-10-07

Publication date

1985-03-19

1982-10-07 Application filed by Individual filed Critical Individual

1985-03-19 Application granted granted Critical

1985-03-19 Publication of CA1184006A publication Critical patent/CA1184006A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 23
239000000126 substance Substances 0.000 title claims abstract description 7
238000004519 manufacturing process Methods 0.000 title claims abstract description 5
239000001913 cellulose Substances 0.000 title claims abstract description 4
229920002678 cellulose Polymers 0.000 title claims abstract description 4
235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 33
235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 33
239000004571 lime Substances 0.000 claims abstract description 33
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims abstract description 17
239000007864 aqueous solution Substances 0.000 claims abstract description 13
239000000920 calcium hydroxide Substances 0.000 claims abstract description 11
235000011116 calcium hydroxide Nutrition 0.000 claims abstract description 11
238000009993 causticizing Methods 0.000 claims abstract description 9
239000000292 calcium oxide Substances 0.000 claims abstract description 8
235000012255 calcium oxide Nutrition 0.000 claims abstract description 8
230000008569 process Effects 0.000 claims abstract description 8
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims abstract description 7
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims abstract description 6
229910001861 calcium hydroxide Inorganic materials 0.000 claims abstract description 6
229910000029 sodium carbonate Inorganic materials 0.000 claims abstract description 5
238000010438 heat treatment Methods 0.000 claims description 7
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
239000000243 solution Substances 0.000 claims description 5
239000008267 milk Substances 0.000 claims description 4
210000004080 milk Anatomy 0.000 claims description 4
235000013336 milk Nutrition 0.000 claims description 4
238000005406 washing Methods 0.000 claims 2
239000002253 acid Substances 0.000 claims 1
150000007513 acids Chemical class 0.000 claims 1
238000001816 cooling Methods 0.000 claims 1
230000003134 recirculating effect Effects 0.000 claims 1
229910052782 aluminium Inorganic materials 0.000 abstract description 6
229910052710 silicon Inorganic materials 0.000 abstract description 5
238000000926 separation method Methods 0.000 abstract description 4
229910052748 manganese Inorganic materials 0.000 abstract description 3
229910052749 magnesium Inorganic materials 0.000 abstract description 2
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
239000010802 sludge Substances 0.000 description 8
241000196324 Embryophyta Species 0.000 description 7
238000006243 chemical reaction Methods 0.000 description 6
229910000019 calcium carbonate Inorganic materials 0.000 description 5
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 4
239000000446 fuel Substances 0.000 description 4
239000007788 liquid Substances 0.000 description 4
239000003921 oil Substances 0.000 description 4
239000011734 sodium Substances 0.000 description 4
239000002023 wood Substances 0.000 description 4
244000228957 Ferula foetida Species 0.000 description 3
235000002918 Fraxinus excelsior Nutrition 0.000 description 3
239000002956 ash Substances 0.000 description 3
238000001914 filtration Methods 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 3
RBWSWDPRDBEWCR-RKJRWTFHSA-N sodium;(2r)-2-[(2r)-3,4-dihydroxy-5-oxo-2h-furan-2-yl]-2-hydroxyethanolate Chemical compound [Na+].[O-]C[C@@H](O)[C@H]1OC(=O)C(O)=C1O RBWSWDPRDBEWCR-RKJRWTFHSA-N 0.000 description 3
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
239000004411 aluminium Substances 0.000 description 2
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
239000011575 calcium Substances 0.000 description 2
229960003563 calcium carbonate Drugs 0.000 description 2
235000010216 calcium carbonate Nutrition 0.000 description 2
239000000706 filtrate Substances 0.000 description 2
239000000843 powder Substances 0.000 description 2
239000010865 sewage Substances 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
229910021653 sulphate ion Inorganic materials 0.000 description 2
241000609240 Ambelania acida Species 0.000 description 1
241000784713 Cupido Species 0.000 description 1
206010011968 Decreased immune responsiveness Diseases 0.000 description 1
241000282326 Felis catus Species 0.000 description 1
235000003332 Ilex aquifolium Nutrition 0.000 description 1
235000002296 Ilex sandwicensis Nutrition 0.000 description 1
235000002294 Ilex volkensiana Nutrition 0.000 description 1
101100536883 Legionella pneumophila subsp. pneumophila (strain Philadelphia 1 / ATCC 33152 / DSM 7513) thi5 gene Proteins 0.000 description 1
241001280078 Nodula Species 0.000 description 1
235000014676 Phragmites communis Nutrition 0.000 description 1
101100240664 Schizosaccharomyces pombe (strain 972 / ATCC 24843) nmt1 gene Proteins 0.000 description 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
101100070120 Xenopus laevis has-rs gene Proteins 0.000 description 1
238000013019 agitation Methods 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
239000010905 bagasse Substances 0.000 description 1
239000013064 chemical raw material Substances 0.000 description 1
239000003245 coal Substances 0.000 description 1
238000002485 combustion reaction Methods 0.000 description 1
230000029087 digestion Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
230000001771 impaired effect Effects 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
229920005610 lignin Polymers 0.000 description 1
239000000155 melt Substances 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000011707 mineral Substances 0.000 description 1
IDIIJJHBXUESQI-DFIJPDEKSA-N moxifloxacin hydrochloride Chemical compound Cl.COC1=C(N2C[C@H]3NCCC[C@H]3C2)C(F)=CC(C(C(C(O)=O)=C2)=O)=C1N2C1CC1 IDIIJJHBXUESQI-DFIJPDEKSA-N 0.000 description 1
239000003415 peat Substances 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
239000010703 silicon Substances 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000004449 solid propellant Substances 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
HLCHESOMJVGDSJ-UHFFFAOYSA-N thiq Chemical compound C1=CC(Cl)=CC=C1CC(C(=O)N1CCC(CN2N=CN=C2)(CC1)C1CCCCC1)NC(=O)C1NCC2=CC=CC=C2C1 HLCHESOMJVGDSJ-UHFFFAOYSA-N 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F11/00—Compounds of calcium, strontium, or barium
- C01F11/02—Oxides or hydroxides
- 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

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Paper (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

CA000413062A 1981-10-13 1982-10-07 Methode de traitement des agents chimiques de digestion pour la production des pates de cellulose Expired CA1184006A (fr)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE8105886A SE448102B (sv)	1981-10-13	1981-10-13	Forfarande vid beredning av kokkemikalier for cellulosamassaframstellning
SE8105886-9		1981-10-13

Publications (1)

Publication Number	Publication Date
CA1184006A true CA1184006A (fr)	1985-03-19

Family

ID=20344708

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000413062A Expired CA1184006A (fr)	1981-10-13	1982-10-07	Methode de traitement des agents chimiques de digestion pour la production des pates de cellulose

Country Status (5)

Country	Link
AT (1)	AT378381B (fr)
CA (1)	CA1184006A (fr)
FI (1)	FI73754C (fr)
FR (1)	FR2514383B1 (fr)
SE (1)	SE448102B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1997003245A1 (fr) *	1995-07-11	1997-01-30	Ahlstrom Machinery Oy	Procede de separation des impuretes contenues dans des boues residuaires de chaux et procede de caustification, en deux etapes, de liqueur verte comportant des impuretes, telles que du silicium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3120464A (en) *	1960-11-29	1964-02-04	Nat Council For Stream Improve	Decolorizing kraft waste liquors
FI49331C (fi) *	1973-06-27	1975-05-12	Ahlstroem Oy	Tapa poistaa väri selluloosatehtaan jätevedestä ja laite tavan sovelta miseksi.
GB1010296A (en) *	1961-08-25	1965-11-17	Eimco Corp	Improvements in or relating to aqueous caustic soda production
US3635670A (en) *	1969-06-11	1972-01-18	Allied Chem	Recovery of dilute caustic soda solutions from spent liquors containing hemicellulose
FI53728C (fi) *	1974-03-12	1978-07-10	Ahlstroem Oy	Foerfarande foer aotervinning av kemikalier ur avlutar fraon sulfatcellulosakok och avfallsvatten fraon blekning

1981
- 1981-10-13 SE SE8105886A patent/SE448102B/sv not_active IP Right Cessation
1982
- 1982-10-07 CA CA000413062A patent/CA1184006A/fr not_active Expired
- 1982-10-08 FI FI823417A patent/FI73754C/fi not_active IP Right Cessation
- 1982-10-11 AT AT374982A patent/AT378381B/de not_active IP Right Cessation
- 1982-10-12 FR FR8217338A patent/FR2514383B1/fr not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO1997003245A1 (fr) *	1995-07-11	1997-01-30	Ahlstrom Machinery Oy	Procede de separation des impuretes contenues dans des boues residuaires de chaux et procede de caustification, en deux etapes, de liqueur verte comportant des impuretes, telles que du silicium
US6074521A (en) *	1995-07-11	2000-06-13	Ahlstrom Machinery Oy	Method of separating impurities from lime and lime sludge
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

Also Published As

Publication number	Publication date
FR2514383A1 (fr)	1983-04-15
ATA374982A (de)	1984-12-15
SE8105886L (sv)	1983-04-14
SE448102B (sv)	1987-01-19
FI73754B (fi)	1987-07-31
FI823417A0 (fi)	1982-10-08
AT378381B (de)	1985-07-25
FI823417L (fi)	1983-04-14
FI73754C (fi)	1987-11-09
FR2514383B1 (fr)	1986-08-22

Legal Events

Date	Code	Title	Description
2002-03-20	MKEC	Expiry (correction)
2002-10-07	MKEX	Expiry

Publication	Publication Date	Title
US3639206A (en)	1972-02-01	Treatment of waste water from alkaline pulping processes
US4941945A (en)	1990-07-17	Method for clarifying green liquor
EP0672211B1 (fr)	1996-08-14	Methode de production de liqueur verte en recuperation dans une installation de production de pate au sulfate et au bisulfite
US4331507A (en)	1982-05-25	Desilication in alkaline pulp processes
CA1184006A (fr)	1985-03-19	Methode de traitement des agents chimiques de digestion pour la production des pates de cellulose
RU2079454C1 (ru)	1997-05-20	Способ обработки избыточного активного ила
CA1163777A (fr)	1984-03-20	Preparation de la liqueur blanche
FR2544353B1 (fr)	1985-06-28	Traitement des liqueurs entrant dans le cycle de caustification du procede kraft en vue de l'utilisation ulterieure du carbonate de calcium
EP0162059B1 (fr)	1988-12-28	Procede de caustification de liqueur verte dans un procede de pulpage alcalin
CA2139766A1 (fr)	1994-01-20	Methode pour la filtration d'un produit forme lors de la caustification
JP2815702B2 (ja)	1998-10-27	硫酸塩パルプ工場の薬剤回収プラントにおける方法及び装置
US11655589B2 (en)	2023-05-23	Method and a system for adjusting PH of green liquor dregs
CA1267255A (fr)	1990-04-03	Methode pour augmenter l'efficacite d'un procede de caustification
SU1355613A1 (ru)	1987-11-30	Способ извлечени свинца из свинецсодержащего материала
SU1474108A1 (ru)	1989-04-23	Способ обработки гидроокисного осадка
RU2091529C1 (ru)	1997-09-27	Способ приготовления варочного раствора для получения волокнистого полуфабриката
KR20250049670A (ko)	2025-04-14	화력 발전의 탈황석고 처리 공정에서 발생하는 오니의 처리 방법
CA1283256C (fr)	1991-04-23	Methode de recuperation de la soude caustique des liqueurs epuisees de la fabrication des pates a papier