FI972046A0 - Reaktor för behandling av massa med gas omfattande ett degasningsutlopporgan - Google Patents

Reaktor för behandling av massa med gas omfattande ett degasningsutlopporgan

Info

Publication number
FI972046A0
FI972046A0 FI972046A FI972046A FI972046A0 FI 972046 A0 FI972046 A0 FI 972046A0 FI 972046 A FI972046 A FI 972046A FI 972046 A FI972046 A FI 972046A FI 972046 A0 FI972046 A0 FI 972046A0
Authority
FI
Finland
Prior art keywords
pulp
reactor
treating
gas
outlet member
Prior art date
Application number
FI972046A
Other languages
English (en)
Finnish (fi)
Other versions
FI972046A (sv
Inventor
Rolf Ekholm
Ulf Jansson
Original Assignee
Kvaerner Pulping Tech
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 Kvaerner Pulping Tech filed Critical Kvaerner Pulping Tech
Publication of FI972046A0 publication Critical patent/FI972046A0/sv
Publication of FI972046A publication Critical patent/FI972046A/sv

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0042—Degasification of liquids modifying the liquid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0042—Degasification of liquids modifying the liquid flow
    • B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
    • 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Degasification And Air Bubble Elimination (AREA)
FI972046A 1994-11-15 1997-05-14 Reaktor för behandling av massa med gas omfattande ett degasningsutlopporgan FI972046A (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9403921A SE505680C2 (sv) 1994-11-15 1994-11-15 Reaktor för behandling av massa med gas, innefattande ett avgasande utloppsorgan
PCT/SE1995/001257 WO1996015316A1 (en) 1994-11-15 1995-10-24 Reactor for treating a pulp with a gas comprising a degassing outlet member

Publications (2)

Publication Number Publication Date
FI972046A0 true FI972046A0 (sv) 1997-05-14
FI972046A FI972046A (sv) 1997-05-14

Family

ID=20395969

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972046A FI972046A (sv) 1994-11-15 1997-05-14 Reaktor för behandling av massa med gas omfattande ett degasningsutlopporgan

Country Status (6)

Country Link
US (1) US5762760A (sv)
JP (1) JPH10509483A (sv)
AU (1) AU3942195A (sv)
FI (1) FI972046A (sv)
SE (1) SE505680C2 (sv)
WO (1) WO1996015316A1 (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT514329B1 (de) * 2013-08-01 2014-12-15 Andritz Ag Maschf Anlage und Verfahren zum Verarbeiten von Faserstoffen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4410337A (en) * 1980-04-07 1983-10-18 A. Ahlstrom Osakeyhtio Method and an apparatus for separating a gas from a fibre suspension
US4362536A (en) * 1981-06-08 1982-12-07 Kamyr, Inc. Pulp degassing
FI89516B (fi) * 1989-05-10 1993-06-30 Ahlstroem Oy Foerfarande foer blekning av cellulosamassa med otson
FI94440C (sv) * 1990-08-14 1995-09-11 Ahlstroem Oy Förfarande och anläggning för behandling av luft och/eller gashaltig vätska eller fibersuspension samt användning av en gasavskiljande massapump

Also Published As

Publication number Publication date
US5762760A (en) 1998-06-09
JPH10509483A (ja) 1998-09-14
SE9403921L (sv) 1996-05-16
SE505680C2 (sv) 1997-09-29
WO1996015316A1 (en) 1996-05-23
SE9403921D0 (sv) 1994-11-15
AU3942195A (en) 1996-06-06
FI972046A (sv) 1997-05-14

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Legal Events

Date Code Title Description
FD Application lapsed