ATE156204T1 - Verfahren zur verbesserung des wirkungsgrads bei der zellstoffwäsche - Google Patents

Verfahren zur verbesserung des wirkungsgrads bei der zellstoffwäsche

Info

Publication number
ATE156204T1
ATE156204T1 AT94303485T AT94303485T ATE156204T1 AT E156204 T1 ATE156204 T1 AT E156204T1 AT 94303485 T AT94303485 T AT 94303485T AT 94303485 T AT94303485 T AT 94303485T AT E156204 T1 ATE156204 T1 AT E156204T1
Authority
AT
Austria
Prior art keywords
efficiency
improving
pulp washing
pulp
washing
Prior art date
Application number
AT94303485T
Other languages
English (en)
Inventor
Jacqueline Kay Pease
Original Assignee
Betz Europ Inc
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 Betz Europ Inc filed Critical Betz Europ Inc
Application granted granted Critical
Publication of ATE156204T1 publication Critical patent/ATE156204T1/de

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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/222—Use of compounds accelerating the 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
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Detergent Compositions (AREA)
AT94303485T 1993-06-22 1994-05-16 Verfahren zur verbesserung des wirkungsgrads bei der zellstoffwäsche ATE156204T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/080,910 US5405498A (en) 1993-06-22 1993-06-22 Method for improving pulp washing efficiency

Publications (1)

Publication Number Publication Date
ATE156204T1 true ATE156204T1 (de) 1997-08-15

Family

ID=22160434

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94303485T ATE156204T1 (de) 1993-06-22 1994-05-16 Verfahren zur verbesserung des wirkungsgrads bei der zellstoffwäsche

Country Status (7)

Country Link
US (1) US5405498A (de)
EP (1) EP0631010B1 (de)
AT (1) ATE156204T1 (de)
CA (1) CA2124500A1 (de)
DE (1) DE69404565T2 (de)
FI (1) FI942982L (de)
NO (1) NO301892B1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0709521A1 (de) * 1994-10-26 1996-05-01 Betz Europe, Inc. Verfahren zur Erhöhung der Konsistenz von Zellstoff
US5919975A (en) * 1996-05-31 1999-07-06 Witco Corporation Aromatic and aliphatic sulfonates and properties and applications thereof
ATE368017T1 (de) 2000-03-14 2007-08-15 James Hardie Int Finance Bv Faserzementbaumaterialien mit zusatzstoffen niedriger dichte
JP5155512B2 (ja) 2000-10-04 2013-03-06 ジェイムズ ハーディー テクノロジー リミテッド 無機および／または有機物質が充填処理されたセルロース繊維を使用した繊維セメント複合材料
KR100855848B1 (ko) 2000-10-04 2008-09-01 제임스 하디 인터내셔널 파이낸스 비.브이. 사이징된 셀룰로즈 섬유를 이용한 섬유 시멘트 복합 재료
PL201082B1 (pl) 2000-10-17 2009-03-31 James Hardie Int Finance Bv Kompozytowy materiał budowlany, kompozycja materiałów stosowana do wytwarzania kompozytowego materiału budowlanego i sposób wytwarzania kompozytowego materiału budowlanego
NZ525393A (en) * 2000-10-17 2006-03-31 James Hardie Int Finance Bv Method and apparatus for reducing impurities in cellulose fibers for manufacture of fiber reinforced cement composite materials
US20050126430A1 (en) * 2000-10-17 2005-06-16 Lightner James E.Jr. Building materials with bioresistant properties
CZ20032693A3 (cs) * 2001-03-09 2004-07-14 James Hardie Research Pty. Limited Vlákny vyztužené cementové kompozitní materiály používající chemicky ošetřená vlákna se zlepšenou dispergovatelností
US7018509B2 (en) * 2002-08-31 2006-03-28 International Paper Co. Elimination of alum yellowing of aspen thermomechanical pulp through pulp washing
MXPA05003691A (es) 2002-10-07 2005-11-17 James Hardie Int Finance Bv Material mixto de fibrocemento de densidad media durable.
CL2004000021A1 (es) 2003-01-09 2005-02-18 James Hardie Int Finance Bv Material compuesto que comprende una matriz cementosa, y una mezcla de fibras celulosicas blanqueadas y sin blanquear que son incorporadas dentro de la matriz cementosa; metodo para fabricar un material compuesto de cemento reforzado con fibras.
US20050152621A1 (en) * 2004-01-09 2005-07-14 Healy Paul T. Computer mounted file folder apparatus
US7220001B2 (en) * 2004-02-24 2007-05-22 Searete, Llc Defect correction based on “virtual” lenslets
US7998571B2 (en) 2004-07-09 2011-08-16 James Hardie Technology Limited Composite cement article incorporating a powder coating and methods of making same
US8993462B2 (en) 2006-04-12 2015-03-31 James Hardie Technology Limited Surface sealed reinforced building element
US8209927B2 (en) 2007-12-20 2012-07-03 James Hardie Technology Limited Structural fiber cement building materials
US9598819B2 (en) 2013-11-08 2017-03-21 Solenis Technologies, L.P. Surfactant based brown stock wash aid treatment for papermachine drainage and dry strength agents

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI760391A7 (de) * 1975-02-18 1976-08-19 Hart Chemical Ltd
US4297164A (en) * 1980-03-10 1981-10-27 Weyerhaeuser Company Process for displacement washing of porous media
US4444621A (en) * 1980-11-21 1984-04-24 Mo Och Domsjo Aktiebolag Process and apparatus for the deresination and brightness improvement of cellulose pulp
FR2550561B1 (fr) * 1983-08-08 1986-08-08 Interox Procede pour la regeneration des vieux papiers
US4810328A (en) * 1984-07-13 1989-03-07 Diamond Shamrock Chemicals Company Method of brown stock washing
CA1270354A (en) * 1984-11-01 1990-06-19 Daniel R. Dostie Method for improving brown stock washer efficiency
US4781251A (en) * 1987-12-02 1988-11-01 Texaco Inc. Recovering hydrocarbons with water soluble alkylphenol lignin surfactants
JPH05302284A (ja) * 1992-04-22 1993-11-16 New Oji Paper Co Ltd 未晒クラフトパルプの洗浄方法

Also Published As

Publication number Publication date
EP0631010A1 (de) 1994-12-28
DE69404565D1 (de) 1997-09-04
FI942982A0 (fi) 1994-06-21
NO942264D0 (no) 1994-06-16
EP0631010B1 (de) 1997-07-30
NO301892B1 (no) 1997-12-22
CA2124500A1 (en) 1994-12-23
US5405498A (en) 1995-04-11
FI942982A7 (fi) 1994-12-23
NO942264L (no) 1994-12-23
DE69404565T2 (de) 1998-01-08
FI942982L (fi) 1994-12-23

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Legal Events

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