AU5374999A - Method and apparatus for pretreating paper pulp - Google Patents

Method and apparatus for pretreating paper pulp

Info

Publication number
AU5374999A
AU5374999A AU53749/99A AU5374999A AU5374999A AU 5374999 A AU5374999 A AU 5374999A AU 53749/99 A AU53749/99 A AU 53749/99A AU 5374999 A AU5374999 A AU 5374999A AU 5374999 A AU5374999 A AU 5374999A
Authority
AU
Australia
Prior art keywords
paper pulp
pretreating
pretreating paper
paper
pump
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.)
Abandoned
Application number
AU53749/99A
Inventor
Jouni Matula
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.)
Andritz Oy
Original Assignee
Andritz Oy
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 Andritz Oy filed Critical Andritz Oy
Publication of AU5374999A publication Critical patent/AU5374999A/en
Abandoned 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
    • D21D5/26—De-aeration of paper stock
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

The present invention relates to a method and apparatus for pretreating paper pulp. The method and apparatus according to the invention are especially preferably applicable to be used in the paper machine approach system of paper machines producing filler-containing grades. A characterizing feature of the method and apparatus according to the invention is that a propeller pump is used as the gas separation tank (16) feed pump (120).
AU53749/99A 1998-08-21 1999-08-18 Method and apparatus for pretreating paper pulp Abandoned AU5374999A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI981798 1998-08-21
FI981798A FI105489B (en) 1998-08-21 1998-08-21 Method and apparatus for pretreating paper pulp
PCT/FI1999/000684 WO2000011265A1 (en) 1998-08-21 1999-08-18 Method and apparatus for pretreating paper pulp

Publications (1)

Publication Number Publication Date
AU5374999A true AU5374999A (en) 2000-03-14

Family

ID=8552339

Family Applications (1)

Application Number Title Priority Date Filing Date
AU53749/99A Abandoned AU5374999A (en) 1998-08-21 1999-08-18 Method and apparatus for pretreating paper pulp

Country Status (12)

Country Link
EP (1) EP1121483B1 (en)
JP (1) JP2002523642A (en)
KR (1) KR20010072847A (en)
CN (1) CN1134567C (en)
AT (1) ATE260357T1 (en)
AU (1) AU5374999A (en)
BR (1) BR9913176B1 (en)
CA (1) CA2340438C (en)
DE (1) DE69915089T2 (en)
ES (1) ES2214877T3 (en)
FI (1) FI105489B (en)
WO (1) WO2000011265A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI122916B (en) 2007-04-03 2012-08-31 Andritz Oy Device for degassing in connection with a paper machine or the like
DE102009006715A1 (en) * 2009-01-29 2010-08-05 Voith Patent Gmbh broke preparation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219340A (en) * 1978-12-14 1980-08-26 Clark & Vicario Corporation Method and apparatus for outflowing liquids from chamber maintained under vacuum
FI89728C (en) * 1992-05-19 1993-11-10 Pom Dev Oy Ab PROCEDURE FOR THE CIRCULATION OF PROCESS VATTNET I EN PAPER MACHINERY
FI97332B (en) * 1993-12-23 1996-08-30 Pom Technology Oy Ab Apparatus and method for pumping and separating a mixture of gas and liquid

Also Published As

Publication number Publication date
DE69915089D1 (en) 2004-04-01
CA2340438A1 (en) 2000-03-02
BR9913176B1 (en) 2009-05-05
ATE260357T1 (en) 2004-03-15
ES2214877T3 (en) 2004-09-16
FI105489B (en) 2000-08-31
CN1134567C (en) 2004-01-14
FI981798A (en) 2000-02-22
EP1121483B1 (en) 2004-02-25
DE69915089T2 (en) 2004-09-09
BR9913176A (en) 2001-05-15
FI981798A0 (en) 1998-08-21
WO2000011265A1 (en) 2000-03-02
CA2340438C (en) 2008-01-15
CN1313917A (en) 2001-09-19
JP2002523642A (en) 2002-07-30
EP1121483A1 (en) 2001-08-08
KR20010072847A (en) 2001-07-31

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase