SE467544B - Foerfarande och anordning foer inblandning av blekkemikalier i cellulosamassa - Google Patents

Foerfarande och anordning foer inblandning av blekkemikalier i cellulosamassa

Info

Publication number
SE467544B
SE467544B SE8700143A SE8700143A SE467544B SE 467544 B SE467544 B SE 467544B SE 8700143 A SE8700143 A SE 8700143A SE 8700143 A SE8700143 A SE 8700143A SE 467544 B SE467544 B SE 467544B
Authority
SE
Sweden
Prior art keywords
screw
press
pulp
zone
bleaching
Prior art date
Application number
SE8700143A
Other languages
English (en)
Swedish (sv)
Other versions
SE8700143L (sv
SE8700143D0 (sv
Inventor
A-I Klausen
Original Assignee
Thune Eureka As
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
Application filed by Thune Eureka As filed Critical Thune Eureka As
Publication of SE8700143D0 publication Critical patent/SE8700143D0/xx
Publication of SE8700143L publication Critical patent/SE8700143L/
Publication of SE467544B publication Critical patent/SE467544B/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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
    • 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
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
SE8700143A 1986-10-23 1987-01-15 Foerfarande och anordning foer inblandning av blekkemikalier i cellulosamassa SE467544B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO864241A NO159494C (no) 1986-10-23 1986-10-23 Fremgangsmaate ved bleking av cellulosemasse eller fraksjon derav, anlegg til bruk ved gjennomfoeringen av fremgangsmaaten.

Publications (3)

Publication Number Publication Date
SE8700143D0 SE8700143D0 (sv) 1987-01-15
SE8700143L SE8700143L (sv) 1988-04-24
SE467544B true SE467544B (sv) 1992-08-03

Family

ID=19889323

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8700143A SE467544B (sv) 1986-10-23 1987-01-15 Foerfarande och anordning foer inblandning av blekkemikalier i cellulosamassa

Country Status (5)

Country Link
US (1) US4838995A (no)
CA (1) CA1327102C (no)
FI (1) FI87939C (no)
NO (1) NO159494C (no)
SE (1) SE467544B (no)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997004165A1 (en) * 1995-07-17 1997-02-06 Kvaerner Pulping Aktiebolag Method and device for treating a pulp suspension
US6139685A (en) * 1998-01-16 2000-10-31 Kvaerner Pulping Ab Method and device for treating a pulp suspension

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4915830A (en) * 1988-08-19 1990-04-10 Sprout-Bauer, Inc. Pulp wash press
KR920700096A (ko) * 1989-03-10 1992-02-19 웬저 매뉴팩츄어링 인코퍼레이티드 목재 및 섬유상물질의 압출가공장치 및 그 방법
FI85293C (sv) * 1990-05-04 1992-03-25 Poeyry Jaakko & Co Oy Förfarande för rening och återföring av cellulosafabrikers blekeriavva tten
US6238516B1 (en) 1991-02-14 2001-05-29 Dana L. Watson System and method for cleaning, processing, and recycling materials
US5225045A (en) * 1991-02-14 1993-07-06 Watson Dana L System and method for recycling materials from disposed diapers
DE4143376C2 (de) * 1991-06-28 1994-12-15 Hans Georg Huber Kompaktanlage zum Abscheiden und Entfernen von Rechengut und Sand aus Zulaufgerinnen
JP3076645B2 (ja) * 1991-11-26 2000-08-14 株式会社サトミ製作所 紙料精選装置
US5520780A (en) * 1993-11-30 1996-05-28 Dxresources Corporation Method and apparatus for de-inking newsprint using counterflow extractor
JPH0949180A (ja) * 1995-08-05 1997-02-18 Daizen:Kk 製紙原料等の緩圧式脱墨処理装置
AT405537B (de) * 1997-02-14 1999-09-27 Andritz Patentverwaltung Vorrichtung zur entwässerung und zerfaserung von lignozellulosem material
WO1999052704A1 (fr) * 1998-04-09 1999-10-21 Terra Separator Co., Ltd. Filtre de type presse a vis adapte a un rapport volumique de traitement
DE19845513A1 (de) * 1998-10-02 2000-04-06 Voith Sulzer Papiertech Patent Verfahren zur Abtötung von Keimen in papierfaserhaltigem Material sowie Vorrichtungen zur Durchführung des Verfahrens
SE514960C2 (sv) * 1999-09-23 2001-05-21 Lars Obitz Matningsanordning för cellulosamaterial
WO2002002867A1 (fr) * 2000-07-03 2002-01-10 Vladimir Pavlovich Groudinin Dispositif des groudininy de densification, traitement et transport de masse fibreuse a concentration moyenne ou elevee (12-90%)
CA2328810A1 (en) * 2000-12-19 2002-06-19 Kvaerner Pulping Inc. Screw press inlet section
FI112805B (fi) * 2001-10-10 2004-01-15 Megatrex Oy Menetelmä väriaineiden, erityisesti painovärin irrottamiseksi kierrätyskuitumateriaalista
SE0201184D0 (sv) * 2002-04-18 2002-04-18 Coriarius Ab Skruvkomprimator för komprimering av fuktigt material samt förfarande för komprimering och tvättning
SE0202733D0 (sv) * 2002-09-16 2002-09-16 Skogsind Tekn Foskningsinst Process och arrangemang för att ersätta vätska i fibrer med en ersättningsvätska
CN102272378B (zh) * 2009-01-13 2015-02-18 拜格索有限公司 用于向过程反应器进给物质的方法和设备
DE202011107750U1 (de) * 2011-11-11 2013-02-14 Hugo Vogelsang Maschinenbau Gmbh Einbringschnecke für Biogasanlagen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2355091A (en) * 1939-03-16 1944-08-08 Brown Paper Mill Company Inc Apparatus for the treatment and removal of chemicals from cooked or digested fiber pulp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997004165A1 (en) * 1995-07-17 1997-02-06 Kvaerner Pulping Aktiebolag Method and device for treating a pulp suspension
US6139685A (en) * 1998-01-16 2000-10-31 Kvaerner Pulping Ab Method and device for treating a pulp suspension

Also Published As

Publication number Publication date
FI87939C (fi) 1993-03-10
SE8700143L (sv) 1988-04-24
NO864241L (no) 1988-04-25
SE8700143D0 (sv) 1987-01-15
NO864241D0 (no) 1986-10-23
US4838995A (en) 1989-06-13
NO159494C (no) 1989-01-04
FI87939B (fi) 1992-11-30
FI874659A (fi) 1988-04-24
NO159494B (no) 1988-09-26
CA1327102C (en) 1994-02-22
FI874659A0 (fi) 1987-10-22

Similar Documents

Publication Publication Date Title
SE467544B (sv) Foerfarande och anordning foer inblandning av blekkemikalier i cellulosamassa
EP1652999B1 (en) Process for producing recycled pulp, method of modifying pulp fiber surface and contaminant, and pulp treating apparatus
DE2540919C2 (de) Verfahren zur Herstellung von Cellulosemassen im Ausbeutebereich von 65 - 95 %
JP4823317B2 (ja) 化学機械パルプの製造方法
CN101466891A (zh) 由木料制备纤维材料的方法
US4426258A (en) Drying wood pulp in the presence of an alkali metal sulphite
EP0056263B1 (en) A method for improving the washing of cellulose pulps produced from lignocellulosic material
FI90441C (fi) Mekaanisen puumassan kuitujen sulfonoimisjärjestelmä ja -menetelmä
CA1313966C (en) Method for fractionating mixed pulp according to the fiber properties
DE69520440T2 (de) Verfahren und vorrichtung zum kontinuierlichen herstellen von zellstoffbrei
DE3333219C2 (de) Verfahren zum Bleichen von Hochausbeute-Zellstoffpulpen mittels Peroxiden unter Recyclisierung der Ablaugen
FI68680B (fi) Foerfarande foer hartshaltsminskning vid framstaellning av cellulosamassor ur lignosellulosamaterial
CN111218840A (zh) 一种纸浆制备方法
US1961405A (en) Paper manufacture
FI123107B (fi) Menetelmä ja laitteisto uuteaineiden poistamiseksi kuitupitoisesta suspensiosta
Sari et al. Evaluation of vessel picking tendency in printing
DE1203592B (de) Verfahren zum Bleichen von cellulosehaltigen Faserstoffen
CN1080343A (zh) 氧脱木素过程洗涤压榨的改进
DE1561619A1 (de) Verfahren und Vorrichtung zur halbnassen Aufbereitung von Altpapier
CA1057007A (en) Impregnation of wood particles
FI116575B (sv) Förfarande och anordning vid pappersmaskin
US128978A (en) Improvement in the manufacture of paper
Mishra et al. Effect of surfactant application on pulping characteristics of mill chips and reduction in pollution load
Ryu et al. Neutral deinking of old newsprints contaminated with flexo ink
SE528369C2 (sv) Metod och system för behandling av träflis

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 8700143-4

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 8700143-4

Format of ref document f/p: F