ATE203290T1 - Abtrennung von feststoffen von wässrigen suspensionen - Google Patents

Abtrennung von feststoffen von wässrigen suspensionen

Info

Publication number
ATE203290T1
ATE203290T1 AT97944016T AT97944016T ATE203290T1 AT E203290 T1 ATE203290 T1 AT E203290T1 AT 97944016 T AT97944016 T AT 97944016T AT 97944016 T AT97944016 T AT 97944016T AT E203290 T1 ATE203290 T1 AT E203290T1
Authority
AT
Austria
Prior art keywords
fibers
separation
solids
fines
cellulosic
Prior art date
Application number
AT97944016T
Other languages
English (en)
Inventor
Paul Kenneth Cutts
Matthew James Green
Bo Gunnar Drehmer
Inger Viktoria Eriksson
Hans Olov Johansson
Original Assignee
Ciba Spec Chem Water Treat Ltd
Sca Graphic Res 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
Application filed by Ciba Spec Chem Water Treat Ltd, Sca Graphic Res Ab filed Critical Ciba Spec Chem Water Treat Ltd
Application granted granted Critical
Publication of ATE203290T1 publication Critical patent/ATE203290T1/de

Links

Classifications

    • 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
    • D21B1/30—Defibrating by other means
    • D21B1/32—Defibrating by other means of waste paper
    • D21B1/325—Defibrating by other means of waste paper de-inking devices
    • 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
    • D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
    • D21C5/02—Working-up waste paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/64—Paper recycling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S210/00—Liquid purification or separation
    • Y10S210/928—Paper mill waste, e.g. white water, black liquor treated

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Physical Water Treatments (AREA)
  • Drying Of Solid Materials (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Centrifugal Separators (AREA)
  • Filtering Materials (AREA)
AT97944016T 1996-10-07 1997-10-07 Abtrennung von feststoffen von wässrigen suspensionen ATE203290T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9620887A GB9620887D0 (en) 1996-10-07 1996-10-07 Separation of solids from aqueous suspensions
PCT/GB1997/002732 WO1998015686A1 (en) 1996-10-07 1997-10-07 Separation of solids from aqueous suspensions

Publications (1)

Publication Number Publication Date
ATE203290T1 true ATE203290T1 (de) 2001-08-15

Family

ID=10801066

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97944016T ATE203290T1 (de) 1996-10-07 1997-10-07 Abtrennung von feststoffen von wässrigen suspensionen

Country Status (15)

Country Link
US (1) US6248207B1 (de)
EP (1) EP0929713B1 (de)
JP (1) JP2001501686A (de)
AT (1) ATE203290T1 (de)
AU (1) AU715318B2 (de)
CA (1) CA2267250A1 (de)
DE (1) DE69705729T2 (de)
DK (1) DK0929713T3 (de)
ES (1) ES2162684T3 (de)
GB (1) GB9620887D0 (de)
ID (1) ID22165A (de)
NO (1) NO991614L (de)
PT (1) PT929713E (de)
WO (1) WO1998015686A1 (de)
ZA (1) ZA978953B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0217197D0 (en) * 2002-07-24 2002-09-04 Dow Corning Method of deinking
US7967947B2 (en) 2005-02-09 2011-06-28 Nippon Paper Industries Co., Ltd. Methods for beating pulp, methods for treating process waters, and methods for producing pulp and paper
JP4606923B2 (ja) * 2005-03-31 2011-01-05 日本製紙株式会社 工程用水の処理方法、並びにパルプ、紙の製造方法
DE102006057861A1 (de) * 2006-12-08 2008-06-12 Voith Patent Gmbh Verfahren zur Behandlung von beim Eindicken von Papierfasersuspension anfallendem Filtrat
ES2502528T3 (es) 2009-06-15 2014-10-03 Meri Environmental Solutions Gmbh Instalación y procedimiento para el tratamiento de agua de proceso con separación por separado de gases y sólido
RU2430886C1 (ru) * 2010-03-04 2011-10-10 Наталья Геральдовна Чистова Способ и система для улавливания древесного волокна из сточных промышленных вод производства древесно-волокнистых плит
SE543048C2 (en) * 2018-12-19 2020-09-29 Re Newcell Ab A method for separating cellulosic fibers from non-cellulosic fibers
FI20236423A1 (en) 2023-12-22 2025-06-23 Owatec Group Oy Method and device for recovering cellulose fibers from industrial wastewater

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4034054C1 (de) 1990-10-26 1992-04-02 Feldmuehle Ag, 4000 Duesseldorf, De
DE4130472C2 (de) * 1991-09-13 1995-05-11 Escher Wyss Gmbh Verfahren und Vorrichtung zur Behandlung einer Faserstoffsuspension
US5415733A (en) * 1993-05-27 1995-05-16 High Point Chemical Corp. Method of removing hydrophilic ink
DE19520494C2 (de) 1995-02-14 1998-07-16 Julia Innotec Gmbh Verfahren zum Wiedergewinnen von Fasern und Fraktionieranlage für eine Papierfabrik

Also Published As

Publication number Publication date
JP2001501686A (ja) 2001-02-06
AU715318B2 (en) 2000-01-20
NO991614D0 (no) 1999-04-06
NO991614L (no) 1999-04-06
ES2162684T3 (es) 2002-01-01
WO1998015686A1 (en) 1998-04-16
PT929713E (pt) 2001-12-28
US6248207B1 (en) 2001-06-19
DE69705729D1 (de) 2001-08-23
AU4566197A (en) 1998-05-05
DK0929713T3 (da) 2001-10-22
EP0929713A1 (de) 1999-07-21
EP0929713B1 (de) 2001-07-18
CA2267250A1 (en) 1998-04-16
ZA978953B (en) 1998-10-07
ID22165A (id) 1999-09-09
GB9620887D0 (en) 1996-11-27
DE69705729T2 (de) 2002-05-08

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee