FI79724C - Foerfarande foer kokning av cellulosamaterial - Google Patents

Foerfarande foer kokning av cellulosamaterial Download PDF

Info

Publication number: FI79724C
Authority: FI; Finland
Prior art keywords: cooking; liquid; digester; boiler; solution
Prior art date: 1981-03-05

Application number

FI820643A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI79724B (fi

FI820643L (fi

Inventor

Bertil Fagerlund

Original Assignee

Bertil Fagerlund

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.)

1981-03-05

Filing date

1982-02-25

Publication date

1992-12-29

1982-02-25 Application filed by Bertil Fagerlund filed Critical Bertil Fagerlund

1982-09-06 Publication of FI820643L publication Critical patent/FI820643L/fi

1989-10-31 Application granted granted Critical

1989-10-31 Publication of FI79724B publication Critical patent/FI79724B/fi

1992-12-29 Publication of FI79724C publication Critical patent/FI79724C/fi

Links

238000000034 method Methods 0.000 title claims description 44
239000000463 material Substances 0.000 title claims description 21
229920002678 cellulose Polymers 0.000 title claims description 16
239000001913 cellulose Substances 0.000 title claims description 16
238000009835 boiling Methods 0.000 title claims 6
238000010411 cooking Methods 0.000 claims description 134
239000007788 liquid Substances 0.000 claims description 46
239000000706 filtrate Substances 0.000 claims description 20
238000010438 heat treatment Methods 0.000 claims description 12
238000005086 pumping Methods 0.000 claims description 12
238000005406 washing Methods 0.000 claims description 8
239000000243 solution Substances 0.000 description 79
239000000126 substance Substances 0.000 description 14
238000006073 displacement reaction Methods 0.000 description 12
239000002023 wood Substances 0.000 description 12
230000008901 benefit Effects 0.000 description 8
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
238000009434 installation Methods 0.000 description 6
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
238000000605 extraction Methods 0.000 description 5
229920005610 lignin Polymers 0.000 description 5
238000011084 recovery Methods 0.000 description 5
239000000835 fiber Substances 0.000 description 4
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
229910000019 calcium carbonate Inorganic materials 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 3
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
241000196324 Embryophyta Species 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
239000002253 acid Substances 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
238000009529 body temperature measurement Methods 0.000 description 2
229910001424 calcium ion Inorganic materials 0.000 description 2
238000007796 conventional method Methods 0.000 description 2
230000007423 decrease Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
238000012986 modification Methods 0.000 description 2
230000004048 modification Effects 0.000 description 2
238000012552 review Methods 0.000 description 2
150000003464 sulfur compounds Chemical class 0.000 description 2
229910021653 sulphate ion Inorganic materials 0.000 description 2
240000007124 Brassica oleracea Species 0.000 description 1
235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
235000011301 Brassica oleracea var capitata Nutrition 0.000 description 1
235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 1
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
239000003513 alkali Substances 0.000 description 1
238000013459 approach Methods 0.000 description 1
239000007864 aqueous solution Substances 0.000 description 1
238000010923 batch production Methods 0.000 description 1
239000011575 calcium Substances 0.000 description 1
229910052791 calcium Inorganic materials 0.000 description 1
238000001311 chemical methods and process Methods 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
230000008021 deposition Effects 0.000 description 1
238000010586 diagram Methods 0.000 description 1
235000019621 digestibility Nutrition 0.000 description 1
230000029087 digestion Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000003517 fume Substances 0.000 description 1
239000007789 gas Substances 0.000 description 1
-1 hydroxyl ions Chemical class 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000000203 mixture Substances 0.000 description 1
238000004806 packaging method and process Methods 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
239000002002 slurry Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000012546 transfer 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
- D21C3/00—Pulping cellulose-containing materials
- 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
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- 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
- D21C7/00—Digesters
- D21C7/14—Means for circulating the lye

Landscapes

Paper (AREA)

FI820643A 1981-03-05 1982-02-25 Foerfarande foer kokning av cellulosamaterial FI79724C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US24080481A	1981-03-05	1981-03-05
US24080481		1981-03-05

Publications (3)

Publication Number	Publication Date
FI820643L FI820643L (fi)	1982-09-06
FI79724B FI79724B (fi)	1989-10-31
FI79724C true FI79724C (fi)	1992-12-29

Family

ID=22908014

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI820643A FI79724C (fi)	1981-03-05	1982-02-25	Foerfarande foer kokning av cellulosamaterial

Country Status (5)

Country	Link
JP (1)	JPS57176282A (fr)
BR (1)	BR8201145A (fr)
CA (1)	CA1179807A (fr)
FI (1)	FI79724C (fr)
SE (1)	SE463267B (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BR7406365D0 (pt) *	1974-08-02	1974-11-19	Suzano Papel & Celulose	Equipamento e metodo para delignificar materiais fibrosos com solucoes alcalinas
CA1079008A (fr) *	1975-10-24	1980-06-10	Cp Associates Limited	Procede de fabrication de pate a papier au solvant

1982
- 1982-02-24 CA CA000396961A patent/CA1179807A/fr not_active Expired
- 1982-02-25 FI FI820643A patent/FI79724C/fi not_active IP Right Cessation
- 1982-03-04 JP JP57034512A patent/JPS57176282A/ja active Granted
- 1982-03-04 BR BR8201145A patent/BR8201145A/pt not_active IP Right Cessation
- 1982-03-04 SE SE8201334A patent/SE463267B/sv not_active Application Discontinuation

Also Published As

Publication number	Publication date
JPS57176282A (en)	1982-10-29
CA1179807A (fr)	1984-12-27
BR8201145A (pt)	1983-01-11
FI79724B (fi)	1989-10-31
SE463267B (sv)	1990-10-29
SE8201334L (sv)	1982-09-06
FI820643L (fi)	1982-09-06
JPH0244957B2 (fr)	1990-10-05

Legal Events

Date	Code	Title	Description
2004-08-31	MA	Patent expired	Owner name: FAGERLUND, BERTIL

Publication	Publication Date	Title
US4578149A (en)	1986-03-25	Process for digesting cellulosic material with heat recovery
CN102472006B (zh)	2014-10-22	生产纸浆的方法
US4849052A (en)	1989-07-18	Batch digester multi-stage pulping process
CN103069072B (zh)	2015-05-20	用于浸渍木屑的方法、系统及收回滤筛部
US1690954A (en)	1928-11-06	Process for the extraction of cellulose or paper pulp from fibrous vegetable matter containing the same
FI80085B (fi)	1989-12-29	Flerstegskokningsfoerfarande foer cellulosa med en diskontinuerlig kokare.
FI92224C (fi)	1994-10-10	Eräprosessi kraftmassan valmistamiseksi
US5059284A (en)	1991-10-22	Apparatus to displace a digester from both ends
US3362868A (en)	1968-01-09	Method and apparatus for oxidizing spent digestion liquors
US6413367B1 (en)	2002-07-02	Treatment of cellulosic material with a chelating agent prior to alkaline delignification
US2200034A (en)	1940-05-07	Method and apparatus for digesting cellulosic materials
FI79724B (fi)	1989-10-31	Foerfarande foer kokning av cellulosamaterial.
CN220266173U (zh)	2023-12-29	化浆蒸煮系统
CA1299322C (fr)	1992-04-28	Appareil et methode anti-tartrage en fabrication de pate a papier
US2205374A (en)	1940-06-18	Digesting process and apparatus
NO323624B1 (no)	2007-06-19	Fremgangsmate for kontiunerlig mating av vaesker ved koking av masse i en koker
US2121074A (en)	1938-06-21	Method and apparatus for digesting cellulosic material
US1653416A (en)	1927-12-20	Method and apparatus for treating fiber
RU1838487C (ru)	1993-08-30	Способ получени сульфатной целлюлозы
US3145135A (en)	1964-08-18	Multi-stage pulping process
CN113646480B (zh)	2023-04-14	从木质纤维素材料中提取半纤维素的方法
CN116590946A (zh)	2023-08-15	化浆蒸煮系统
US1429128A (en)	1922-09-12	Process for the recuperation of the sulphurous acid and heat from waste gases comingfrom boilers for cellulose
NO157109B (no)	1987-10-12	Fremgangsmaate til satsvis koking av cellulose i koker.
US1860755A (en)	1932-05-31	Apparatus and process for production of pulp