SE451605B - Forfarande och anordning for forbehandling av lignocellulosamaterial - Google Patents

Forfarande och anordning for forbehandling av lignocellulosamaterial

Info

Publication number
SE451605B
SE451605B SE8303646A SE8303646A SE451605B SE 451605 B SE451605 B SE 451605B SE 8303646 A SE8303646 A SE 8303646A SE 8303646 A SE8303646 A SE 8303646A SE 451605 B SE451605 B SE 451605B
Authority
SE
Sweden
Prior art keywords
lignocellulosic material
heating medium
vessel
condensed liquid
feed
Prior art date
Application number
SE8303646A
Other languages
English (en)
Swedish (sv)
Other versions
SE8303646D0 (sv
SE8303646L (sv
Inventor
S Noreus
H Lundberg
L Uhlin
B Lindquist
Original Assignee
Mo Och Domsjoe 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.)
Filing date
Publication date
Publication of SE8303646D0 publication Critical patent/SE8303646D0/xx
Priority to SE8303646A priority Critical patent/SE451605B/sv
Application filed by Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Priority to NZ208443A priority patent/NZ208443A/en
Priority to AU29375/84A priority patent/AU571536B2/en
Priority to US06/622,944 priority patent/US4592804A/en
Priority to JP59129035A priority patent/JPS6021994A/ja
Priority to FI842559A priority patent/FI75879C/fi
Priority to NO842571A priority patent/NO164182C/no
Priority to CA000457481A priority patent/CA1238222A/en
Priority to FR8410112A priority patent/FR2549110B1/fr
Publication of SE8303646L publication Critical patent/SE8303646L/
Publication of SE451605B publication Critical patent/SE451605B/sv

Links

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/02—Pretreatment of the finely-divided materials before digesting with water or steam
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • D21B1/021—Pretreatment of the raw materials by chemical or physical means by chemical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
SE8303646A 1983-06-27 1983-06-27 Forfarande och anordning for forbehandling av lignocellulosamaterial SE451605B (sv)

Priority Applications (9)

Application Number Priority Date Filing Date Title
SE8303646A SE451605B (sv) 1983-06-27 1983-06-27 Forfarande och anordning for forbehandling av lignocellulosamaterial
NZ208443A NZ208443A (en) 1983-06-27 1984-06-11 Method and apparatus for pretreating lignocellulosic material
AU29375/84A AU571536B2 (en) 1983-06-27 1984-06-14 Pre-treatment of lignocellulose material
US06/622,944 US4592804A (en) 1983-06-27 1984-06-21 Method for pre-treating lignocellulosic material in two steaming zones
JP59129035A JPS6021994A (ja) 1983-06-27 1984-06-22 リグノセルロ−ス材料のセルロ−スパルプへの連続蒸解におけるリグノセルロ−ス材料の前処理方法および装置
FI842559A FI75879C (fi) 1983-06-27 1984-06-26 Foerfarande och apparatur foer foerbehandling av lignocellulosamaterial vid kontinuerlig uppslutning av lignocellulosamaterial till cellulosamassa.
CA000457481A CA1238222A (en) 1983-06-27 1984-06-26 Method and apparatus for pre-treating lignocellulosic material in the continuous digestion of lignocellulosic material to cellulose pulp
NO842571A NO164182C (no) 1983-06-27 1984-06-26 Fremgangsmaate og apparatur for aa forbehandle lignocellulosemateriale ved kontinuerlig oppslutning av lignocellulosemateriale til cellulosemasse.
FR8410112A FR2549110B1 (fr) 1983-06-27 1984-06-27 Procede et appareil pour le pretraitement de matiere lignocellulosique dans le lessivage continu de matieres lignocellulosiques pour l'obtention de pate cellulosique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8303646A SE451605B (sv) 1983-06-27 1983-06-27 Forfarande och anordning for forbehandling av lignocellulosamaterial

Publications (3)

Publication Number Publication Date
SE8303646D0 SE8303646D0 (sv) 1983-06-27
SE8303646L SE8303646L (sv) 1984-12-28
SE451605B true SE451605B (sv) 1987-10-19

Family

ID=20351762

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8303646A SE451605B (sv) 1983-06-27 1983-06-27 Forfarande och anordning for forbehandling av lignocellulosamaterial

Country Status (9)

Country Link
US (1) US4592804A (fi)
JP (1) JPS6021994A (fi)
AU (1) AU571536B2 (fi)
CA (1) CA1238222A (fi)
FI (1) FI75879C (fi)
FR (1) FR2549110B1 (fi)
NO (1) NO164182C (fi)
NZ (1) NZ208443A (fi)
SE (1) SE451605B (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5788812A (en) * 1985-11-05 1998-08-04 Agar; Richard C. Method of recovering furfural from organic pulping liquor
ATE159778T1 (de) * 1990-08-17 1997-11-15 Alcell Tech Inc Verfahren zum lösungsmittel-stetigaufschluss
US5042264A (en) * 1990-09-21 1991-08-27 Carrier Corporation Method for detecting and correcting reversing valve failures in heat pump systems having a variable speed compressor
FI91893C (fi) * 1993-02-11 1994-08-25 Kone Oy Laitteisto höyryn syöttämiseksi siiloon
BE1013599A7 (nl) * 2000-07-19 2002-04-02 Stavelse Metaalbouw N V Inrichting voor het behandelen van hout door middel van stoom.
FI120772B (fi) * 2004-05-05 2010-02-26 Metso Paper Inc Menetelmä ja laitteisto sellu- ja/tai paperitehtaassa muodostuvien lietteiden määrän vähentämiseksi
FI123037B (fi) * 2004-05-05 2012-10-15 Metso Paper Inc Menetelmä ja laite kaasun poistamiseksi hakkeesta
FI20040637A (fi) * 2004-05-05 2005-11-06 Metso Paper Inc Menetelmä ja laite kaasun poistamiseksi paloiksi pilkotusta materiaalista
SE541494C2 (en) * 2017-10-31 2019-10-15 Valmet Oy Reactor arrangement and method for pre-hydrolysis of biomass material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3619348A (en) * 1969-09-05 1971-11-09 Defibrator Ab Process for continuous cellulose cooking
SE357219B (fi) * 1970-02-11 1973-06-18 Kamyr Ab
US3871951A (en) * 1971-10-06 1975-03-18 Scm Corp Turpentine recovery by steam distilling woodchips while they are immersed
SE385028B (sv) * 1974-09-10 1976-05-31 S T Gloersen Sett att utjemna fukthalten i porosa material, t.ex. fibermaterial
US4061193A (en) * 1975-09-15 1977-12-06 Kamyr, Inc. Method and apparatus for digesting cellulose material without screening digesting liquid withdrawn through the digester top
DE2927579C2 (de) * 1979-07-07 1981-08-27 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Vorrichtung zum drucklosen Imprägnieren von Fasermaterial für die Zellstoffherstellung
SE422604B (sv) * 1980-08-29 1982-03-15 Modo Chemetics Ab Forfarande for flidforvermning
SE8300124D0 (sv) * 1983-01-12 1983-01-12 Billerud Uddeholm Ab Behandling av vedflis

Also Published As

Publication number Publication date
JPS6021994A (ja) 1985-02-04
NZ208443A (en) 1987-10-30
NO164182B (no) 1990-05-28
NO842571L (no) 1984-12-28
US4592804A (en) 1986-06-03
FI75879C (fi) 1988-08-08
NO164182C (no) 1990-09-05
SE8303646D0 (sv) 1983-06-27
FR2549110A1 (fr) 1985-01-18
FR2549110B1 (fr) 1987-12-11
JPH0214474B2 (fi) 1990-04-09
FI842559A0 (fi) 1984-06-26
AU571536B2 (en) 1988-04-21
SE8303646L (sv) 1984-12-28
FI75879B (fi) 1988-04-29
FI842559A (fi) 1984-12-28
AU2937584A (en) 1985-01-03
CA1238222A (en) 1988-06-21

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