DE3762894D1 - Hochtemperatur-hochkonsistenz-schnellbleiche. - Google Patents

Hochtemperatur-hochkonsistenz-schnellbleiche.

Info

Publication number
DE3762894D1
DE3762894D1 DE8787901454T DE3762894T DE3762894D1 DE 3762894 D1 DE3762894 D1 DE 3762894D1 DE 8787901454 T DE8787901454 T DE 8787901454T DE 3762894 T DE3762894 T DE 3762894T DE 3762894 D1 DE3762894 D1 DE 3762894D1
Authority
DE
Germany
Prior art keywords
dispersing
bleaching
reduced
pulp
less
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.)
Revoked
Application number
DE8787901454T
Other languages
English (en)
Inventor
Wolfgang Matzke
Harald Selder
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.)
Sulzer Escher Wyss GmbH
Original Assignee
Sulzer Escher Wyss GmbH
Escher Wyss GmbH
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4197028&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3762894(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sulzer Escher Wyss GmbH, Escher Wyss GmbH filed Critical Sulzer Escher Wyss GmbH
Application granted granted Critical
Publication of DE3762894D1 publication Critical patent/DE3762894D1/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • D21C9/10—Bleaching ; Apparatus therefor
    • 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
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Paper (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Steroid Compounds (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)
  • Non-Reversible Transmitting Devices (AREA)
  • Pens And Brushes (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DE8787901454T 1986-03-04 1987-02-21 Hochtemperatur-hochkonsistenz-schnellbleiche. Revoked DE3762894D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH86786 1986-03-04
PCT/EP1987/000097 WO1987005346A1 (fr) 1986-03-04 1987-02-21 Blanchissage chimique de consistance elevee a haute temperature

Publications (1)

Publication Number Publication Date
DE3762894D1 true DE3762894D1 (de) 1990-06-28

Family

ID=4197028

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19863610940 Withdrawn DE3610940A1 (de) 1986-03-04 1986-04-02 Hochtemperatur-hochkonsistenz-schnellbleiche
DE8787901454T Revoked DE3762894D1 (de) 1986-03-04 1987-02-21 Hochtemperatur-hochkonsistenz-schnellbleiche.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19863610940 Withdrawn DE3610940A1 (de) 1986-03-04 1986-04-02 Hochtemperatur-hochkonsistenz-schnellbleiche

Country Status (7)

Country Link
US (1) US4909900A (de)
EP (1) EP0258352B1 (de)
JP (1) JPS63502677A (de)
AT (1) ATE53082T1 (de)
DE (2) DE3610940A1 (de)
FI (1) FI88627C (de)
WO (1) WO1987005346A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3831668A1 (de) * 1988-09-17 1990-03-22 Escher Wyss Gmbh Verfahren zur weissgraderhoehung von altpapier mit neutralem wasserkreislauf
US5316621A (en) * 1990-10-19 1994-05-31 Kanzaki Paper Mfg. Co., Ltd. Method of pulping waste pressure-sensitive adhesive paper
EP0510175B1 (de) * 1990-11-13 1996-06-12 Myron J. Block Apparat zur fluoreszenzanalyse
US5520780A (en) * 1993-11-30 1996-05-28 Dxresources Corporation Method and apparatus for de-inking newsprint using counterflow extractor
US5582681A (en) * 1994-06-29 1996-12-10 Kimberly-Clark Corporation Production of soft paper products from old newspaper
US6001218A (en) * 1994-06-29 1999-12-14 Kimberly-Clark Worldwide, Inc. Production of soft paper products from old newspaper
US6074527A (en) * 1994-06-29 2000-06-13 Kimberly-Clark Worldwide, Inc. Production of soft paper products from coarse cellulosic fibers
SE9403494L (sv) * 1994-10-13 1996-04-14 Aga Ab Sätt och anordning vid blekning av returfiber
DE19545852A1 (de) * 1995-12-08 1997-06-12 Voith Sulzer Stoffaufbereitung Verfahren zur Zugabe von reduzierendem Bleichmittel zu einem hochkonsistenten Papierfaserstoff
DE19614947B4 (de) * 1996-04-16 2004-04-08 Voith Paper Fiber Systems Gmbh & Co. Kg Verfahren zur Erhöhung des Weißgrades von Papierfaserstoff
SE506803C2 (sv) 1996-07-25 1998-02-16 Cellwood Machinery Ab Sätt och anläggning för blekning av returpappersmassa
US6296736B1 (en) 1997-10-30 2001-10-02 Kimberly-Clark Worldwide, Inc. Process for modifying pulp from recycled newspapers
DE19704183A1 (de) * 1997-02-05 1998-08-06 Voith Sulzer Stoffaufbereitung Verfahren und Vorrichtung zur reduzierenden Bleiche von hochkonsistentem Papierfaserstoff
DE19712653C2 (de) * 1997-03-26 2002-10-24 Voith Paper Fiber Systems Gmbh Verfahren und Vorrichtung zur Dispergierung eines Altpapierfaserstoffes
US6387210B1 (en) 1998-09-30 2002-05-14 Kimberly-Clark Worldwide, Inc. Method of making sanitary paper product from coarse fibers
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
DE19923865A1 (de) 1999-05-25 2000-11-30 Voith Sulzer Papiertech Patent Verfahren zur Herstellung von Garnituren für das mechanische Bearbeiten von wasserhaltigem Papierfaserstoff
US6419792B1 (en) * 1999-08-20 2002-07-16 Ein Kohsan Co., Ltd. Photocatalytic pulp composition
DE19958038A1 (de) * 1999-12-03 2001-06-07 Voith Paper Patent Gmbh Verfahren zur Erhöhung des Wasserrückhaltevermögens von Papierfaserstoffen
NO20005869L (no) * 2000-06-16 2001-12-17 Ein Kohsah Co Ltd Laminert fotokatalytisk massepapir og fremgangsmåte til fremstilling av samme
DE10102449C1 (de) 2001-01-19 2002-03-21 Voith Paper Patent Gmbh Vorrichtung zur Heiß-Dispergierung eines Papierfaserstoffes
JP2003119679A (ja) * 2001-10-17 2003-04-23 Aikawa Iron Works Co Ltd パルプ加熱装置
AT411604B (de) * 2002-03-27 2004-03-25 Andritz Ag Maschf Verfahren und vorrichtung zur dispergierung eines papierfaserstoffes
DE102009012468A1 (de) * 2009-03-12 2010-09-23 Hwt Wassertechnische Anlagen Gmbh Verfahren zur Bereitstellung von Wasserglas für eine industrielle Anwendung

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL158779C (de) * 1950-01-30 1900-01-01
US2716926A (en) * 1951-01-02 1955-09-06 Jackson And Church Company Apparatus for treating wood pulp
DE854613C (de) * 1951-04-08 1952-11-06 Degussa Verfahren zum Bleichen von verholztem und unverholztem Zellulosefasermaterial
FR1239047A (fr) * 1959-10-15 1960-08-19 Papeteries Leon Riquet Procédé de blanchiment de la pâte à papier et appareil pour la mise en oeuvre dece procédé
SE303088B (de) * 1963-05-31 1968-08-12 Defibrator Ab
DE1546282A1 (de) * 1965-10-16 1969-10-02 Agricola Ind Per La Cellulosa Verfahren und Anlage zum Bleichen von Zellulose
US3467574A (en) * 1966-06-14 1969-09-16 Crown Zellerbach Corp Refiner bleaching of high yield pulps
LU76021A1 (de) * 1976-10-15 1978-05-16
SE422818B (sv) * 1978-03-31 1982-03-29 Modo Chemetrics Ab Forfarande for foredling av allulosamassa genom blekning eller extrahering
FI62872C (fi) * 1978-06-06 1983-03-10 Ahlstroem Oy Anordning foer silning av fibersuspensioner
DE2901942B1 (de) * 1979-01-19 1979-08-16 Voith Gmbh J M Verfahren zum Aufbereiten von Altpapier
SE419603B (sv) * 1979-11-27 1981-08-17 Kamyr Ab Apparat for inblandning av behandlingsmedel i suspensioner
FR2482989A1 (fr) * 1980-05-22 1981-11-27 Interox Procede pour la regeneration de vieux papiers
DE3320526A1 (de) * 1981-12-09 1984-12-13 Steinbeis Papier GmbH, 7121 Gemmrigheim Verfahren zur herstellung von papieren, papier und dessen verwendung
DE3200893C1 (de) * 1982-01-14 1983-06-01 J.M. Voith Gmbh, 7920 Heidenheim Verfahren und Anlage zur Herstellung von gereinigtem Faserstoff aus Altpapier
ZA837927B (en) * 1983-05-23 1985-01-30 Process Evaluation Devel Thermomechanical digestion process using bleachants

Also Published As

Publication number Publication date
DE3610940A1 (de) 1987-09-10
EP0258352B1 (de) 1990-05-23
ATE53082T1 (de) 1990-06-15
WO1987005346A1 (fr) 1987-09-11
FI874724A0 (fi) 1987-10-27
JPS63502677A (ja) 1988-10-06
US4909900A (en) 1990-03-20
FI88627B (fi) 1993-02-26
FI88627C (fi) 1993-06-10
EP0258352A1 (de) 1988-03-09
FI874724A (fi) 1987-10-27

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation