FI833514A - Foerbaettrat foerfarande och anordning foer syredelignifiering - Google Patents

Foerbaettrat foerfarande och anordning foer syredelignifiering Download PDF

Info

Publication number
FI833514A
FI833514A FI833514A FI833514A FI833514A FI 833514 A FI833514 A FI 833514A FI 833514 A FI833514 A FI 833514A FI 833514 A FI833514 A FI 833514A FI 833514 A FI833514 A FI 833514A
Authority
FI
Finland
Prior art keywords
syredelignifiering
anordning foer
och anordning
foerfarande och
foerbaettrat
Prior art date
Application number
FI833514A
Other languages
English (en)
Other versions
FI833514A0 (fi
Inventor
Vincent Louis Magnotta
Larry Derwood Markham
Original Assignee
Black Clawson Co
Air Prod & Chem
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 Black Clawson Co, Air Prod & Chem filed Critical Black Clawson Co
Publication of FI833514A0 publication Critical patent/FI833514A0/fi
Publication of FI833514A publication Critical patent/FI833514A/fi

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
    • 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
    • D21C9/1068—Bleaching ; Apparatus therefor with O2

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Detergent Compositions (AREA)
  • Treatment Of Fiber Materials (AREA)
FI833514A 1982-09-30 1983-09-29 Foerbaettrat foerfarande och anordning foer syredelignifiering FI833514A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43148682A 1982-09-30 1982-09-30

Publications (2)

Publication Number Publication Date
FI833514A0 FI833514A0 (fi) 1983-09-29
FI833514A true FI833514A (fi) 1984-03-31

Family

ID=23712154

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833514A FI833514A (fi) 1982-09-30 1983-09-29 Foerbaettrat foerfarande och anordning foer syredelignifiering

Country Status (9)

Country Link
EP (1) EP0106460A1 (fi)
JP (1) JPS5982488A (fi)
KR (1) KR840005846A (fi)
BR (1) BR8305348A (fi)
CA (1) CA1213104A (fi)
ES (1) ES8504999A1 (fi)
FI (1) FI833514A (fi)
NO (1) NO833033L (fi)
ZA (1) ZA835925B (fi)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1262722A (en) * 1984-06-20 1989-11-07 Lawrence Marvin Litz Process for dispersing one fluid in another
JPS61137696U (fi) * 1985-02-13 1986-08-27
AU595842B2 (en) * 1985-11-15 1990-04-12 Canadian Liquid Air Ltd. Pulp bleaching
CA1300322C (en) * 1987-06-08 1992-05-12 Derek Hornsey Method of bleaching or delignification of cellulose pulp with oxygen
US5085734A (en) * 1989-02-15 1992-02-04 Union Camp Patent Holding, Inc. Methods of high consistency oxygen delignification using a low consistency alkali pretreatment
US5181989A (en) * 1990-10-26 1993-01-26 Union Camp Patent Holdings, Inc. Reactor for bleaching high consistency pulp with ozone
US5409570A (en) * 1989-02-15 1995-04-25 Union Camp Patent Holding, Inc. Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone
US5217574A (en) * 1989-02-15 1993-06-08 Union Camp Patent Holdings Inc. Process for oxygen delignifying high consistency pulp by removing and recycling pressate from alkaline pulp
US5173153A (en) * 1991-01-03 1992-12-22 Union Camp Patent Holding, Inc. Process for enhanced oxygen delignification using high consistency and a split alkali addition
US5188708A (en) * 1989-02-15 1993-02-23 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification followed by ozone relignification
US5472572A (en) * 1990-10-26 1995-12-05 Union Camp Patent Holding, Inc. Reactor for bleaching high consistency pulp with ozone
US5211811A (en) * 1989-02-15 1993-05-18 Union Camp Patent Holding, Inc. Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification
US5525195A (en) * 1989-02-15 1996-06-11 Union Camp Patent Holding, Inc. Process for high consistency delignification using a low consistency alkali pretreatment
US5164043A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5164044A (en) * 1990-05-17 1992-11-17 Union Camp Patent Holding, Inc. Environmentally improved process for bleaching lignocellulosic materials with ozone
US5520783A (en) * 1990-10-26 1996-05-28 Union Camp Patent Holding, Inc. Apparatus for bleaching high consistency pulp with ozone
US5174861A (en) * 1990-10-26 1992-12-29 Union Camp Patent Holdings, Inc. Method of bleaching high consistency pulp with ozone
CA2068981C (en) * 1991-05-24 1996-08-27 Michael A. Pikulin Two stage pulp bleaching reactor
SE469398B (sv) * 1991-11-06 1993-06-28 Sunds Defibrator Ind Ab Uppvaermningsanordning foer exempelvis cellulosamassa daer aanga tillfoeres genom ett flertal, skruvlinjeformigt placerade, haal i en transportledningsvaegg
DE102008000258A1 (de) * 2008-02-08 2009-08-13 Voith Patent Gmbh Mischanordnung
DE102008000256A1 (de) * 2008-02-08 2009-08-13 Voith Patent Gmbh Misch- und Verdünnungsanordnung

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2000953A (en) * 1933-10-30 1935-05-14 Hooker Electrochemical Co Means for reacting semifluid materials
US4161421A (en) * 1977-09-13 1979-07-17 Kamyr, Inc. Method and apparatus for continuous oxygen bleaching of cellulosic pulp

Also Published As

Publication number Publication date
JPS5982488A (ja) 1984-05-12
ZA835925B (en) 1984-04-25
NO833033L (no) 1984-04-02
FI833514A0 (fi) 1983-09-29
KR840005846A (ko) 1984-11-19
ES526161A0 (es) 1985-05-01
BR8305348A (pt) 1984-05-08
EP0106460A1 (en) 1984-04-25
ES8504999A1 (es) 1985-05-01
CA1213104A (en) 1986-10-28

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: THE BLACK CLAWSON CO

Owner name: AIR PRODUCTS AND CHEMICALS, INC.