DE69912761D1 - Verfahren und vorrichtung zur herstellung von cellulosebrei mit verbesserten eigenschaften - Google Patents

Verfahren und vorrichtung zur herstellung von cellulosebrei mit verbesserten eigenschaften

Info

Publication number
DE69912761D1
DE69912761D1 DE69912761T DE69912761T DE69912761D1 DE 69912761 D1 DE69912761 D1 DE 69912761D1 DE 69912761 T DE69912761 T DE 69912761T DE 69912761 T DE69912761 T DE 69912761T DE 69912761 D1 DE69912761 D1 DE 69912761D1
Authority
DE
Germany
Prior art keywords
hydrocyclones
improved properties
producing cellulose
pulps
improved
Prior art date
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 - Fee Related
Application number
DE69912761T
Other languages
English (en)
Other versions
DE69912761T2 (de
Inventor
Nils Anders Lennart Wikdahl
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.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of DE69912761D1 publication Critical patent/DE69912761D1/de
Application granted granted Critical
Publication of DE69912761T2 publication Critical patent/DE69912761T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
    • D21D5/24—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force in cyclones
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
DE69912761T 1998-01-20 1999-01-20 Verfahren und vorrichtung zur herstellung von cellulosebrei mit verbesserten eigenschaften Expired - Fee Related DE69912761T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9800124A SE512869C2 (sv) 1998-01-20 1998-01-20 Förfarande och anordning för framställande av cellulosamassor med förbättrad kvalitet
SE9800124 1998-01-20
PCT/SE1999/000079 WO1999036612A1 (en) 1998-01-20 1999-01-20 A process and apparatus for the production of cellulose pulps of improved quality

Publications (2)

Publication Number Publication Date
DE69912761D1 true DE69912761D1 (de) 2003-12-18
DE69912761T2 DE69912761T2 (de) 2004-09-23

Family

ID=20409903

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69912761T Expired - Fee Related DE69912761T2 (de) 1998-01-20 1999-01-20 Verfahren und vorrichtung zur herstellung von cellulosebrei mit verbesserten eigenschaften

Country Status (11)

Country Link
US (2) US6391153B1 (de)
EP (1) EP1071844B1 (de)
JP (1) JP3540746B2 (de)
AT (1) ATE254205T1 (de)
BR (1) BR9906909B1 (de)
CA (1) CA2316980C (de)
DE (1) DE69912761T2 (de)
ES (1) ES2211034T3 (de)
NO (1) NO315525B1 (de)
SE (1) SE512869C2 (de)
WO (1) WO1999036612A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519462C2 (sv) * 2001-06-21 2003-03-04 Holmen Ab Förfarande för framställning av blekt termomekanisk massa (TMP) eller blekt kemitermomekanisk massa (CTMP)
WO2003080253A1 (en) * 2002-03-19 2003-10-02 Bp Chemicals Limited Separation of gases and solids using a cyclone
SE528348C2 (sv) * 2004-09-21 2006-10-24 Noss Ab Förfarande och anordning för att tillverka cellulosamassa
DE102004054628A1 (de) * 2004-11-11 2006-05-18 Basell Polyolefine Gmbh Vorrichtung zur Gasphasenpolymerisation von Olefinen, insbesondere Ethylen
SE528924C2 (sv) * 2004-11-16 2007-03-20 Metso Paper Inc Metod för att behandla en fibersuspension
US20070045157A1 (en) * 2005-08-29 2007-03-01 Kajzer Wieslaw C Recovery of pin chips from a chip washing reject stream
EP1921205A1 (de) * 2006-11-10 2008-05-14 Voith Patent GmbH Verfahren zur Entfernung von störenden Fasern, Faserbruchstücken oder Gefäßzellen aus einer wässrigen Faserstoffsuspension
FI119999B (fi) * 2008-01-28 2009-05-29 Andritz Oy Menetelmä ja laite massan käsittelemiseksi
FI122771B (fi) * 2008-10-13 2012-06-29 Metso Paper Inc Massan käsittelymenetelmä ja -järjestelmä
US10865520B2 (en) 2017-09-18 2020-12-15 International Paper Company Method and apparatus for controlling a fiber fractionation system
CN108914671A (zh) * 2018-09-14 2018-11-30 杨朴 一种纸桨旋流除砂器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2975896A (en) * 1955-05-02 1961-03-21 Hirsch Siegfried Hydrocyclone for fibres suspension
NO157285C (no) * 1983-01-12 1988-02-24 Andresen J H Titech Hydrosyklon.
US4539105A (en) * 1983-11-17 1985-09-03 Wilbanks International, Inc. Cyclone separator having abrasion resistant cone covered by a plastic sleeve with flexible seal regions
US4696737A (en) * 1986-02-28 1987-09-29 The Bauer Bros. Co. Fiber recovery elutriating hydrocyclone
AU6768096A (en) * 1995-08-11 1997-03-12 Black Clawson Company, The Extended dwell reverse hydrocyclone cleaner

Also Published As

Publication number Publication date
JP3540746B2 (ja) 2004-07-07
EP1071844A1 (de) 2001-01-31
NO20003691L (no) 2000-09-19
ATE254205T1 (de) 2003-11-15
CA2316980A1 (en) 1999-07-22
BR9906909A (pt) 2000-10-10
NO315525B1 (no) 2003-09-15
CA2316980C (en) 2006-03-21
EP1071844B1 (de) 2003-11-12
US6391153B1 (en) 2002-05-21
ES2211034T3 (es) 2004-07-01
SE9800124L (sv) 1999-07-21
WO1999036612A1 (en) 1999-07-22
DE69912761T2 (de) 2004-09-23
NO20003691D0 (no) 2000-07-19
US20020117275A1 (en) 2002-08-29
SE9800124D0 (sv) 1998-01-20
BR9906909B1 (pt) 2008-11-18
JP2002509204A (ja) 2002-03-26
SE512869C2 (sv) 2000-05-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee