FI923209A - Miljoemassa, foerfarande foer dess framstaellning och anvaendning av massa. - Google Patents

Miljoemassa, foerfarande foer dess framstaellning och anvaendning av massa. Download PDF

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Publication number
FI923209A
FI923209A FI923209A FI923209A FI923209A FI 923209 A FI923209 A FI 923209A FI 923209 A FI923209 A FI 923209A FI 923209 A FI923209 A FI 923209A FI 923209 A FI923209 A FI 923209A
Authority
FI
Finland
Prior art keywords
miljoemassa
massa
foerfarande foer
framstaellning och
foer dess
Prior art date
Application number
FI923209A
Other languages
English (en)
Finnish (fi)
Other versions
FI923209A0 (fi
Inventor
Jonas Arne Ingvar Lindahl
Original Assignee
Mo Och Domsjoe 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 Mo Och Domsjoe Ab filed Critical Mo Och Domsjoe Ab
Publication of FI923209A0 publication Critical patent/FI923209A0/fi
Publication of FI923209A publication Critical patent/FI923209A/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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
    • D21C3/026—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes in presence of O2, e.g. air
    • 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
    • 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
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
    • D21H11/02—Chemical or chemomechanical or chemothermomechanical pulp
    • D21H11/04—Kraft or sulfate pulp
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H15/00—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution
    • D21H15/02—Pulp or paper, comprising fibres or web-forming material characterised by features other than their chemical constitution characterised by configuration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Paper (AREA)
FI923209A 1990-01-15 1992-07-13 Miljoemassa, foerfarande foer dess framstaellning och anvaendning av massa. FI923209A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9000120A SE465377B (sv) 1990-01-15 1990-01-15 Barrvedssulfatmassa, foefarande foer dess framstaellning och anvaendning av massan
PCT/SE1991/000020 WO1991010774A1 (en) 1990-01-15 1991-01-11 Environmental pulp, method for its manufacture and use of pulp

Publications (2)

Publication Number Publication Date
FI923209A0 FI923209A0 (fi) 1992-07-13
FI923209A true FI923209A (fi) 1992-07-13

Family

ID=20378233

Family Applications (1)

Application Number Title Priority Date Filing Date
FI923209A FI923209A (fi) 1990-01-15 1992-07-13 Miljoemassa, foerfarande foer dess framstaellning och anvaendning av massa.

Country Status (5)

Country Link
US (1) US5427651A ( )
CA (1) CA2072585A1 ( )
FI (1) FI923209A ( )
SE (1) SE465377B ( )
WO (1) WO1991010774A1 ( )

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI113670B (fi) * 1999-12-09 2004-05-31 Upm Kymmene Corp Menetelmä painopaperin valmistamiseksi
FI113552B (fi) * 1999-12-09 2004-05-14 Upm Kymmene Corp Menetelmä painopaperin valmistamiseksi
GB0413068D0 (en) * 2004-06-11 2004-07-14 Imerys Minerals Ltd Treatment of pulp

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3830688A (en) * 1970-10-23 1974-08-20 Skogsaegarnas Ind Ab Method of reducing the discharge of waste products from pulp mills
US3791917A (en) * 1973-03-07 1974-02-12 Bird Machine Co Process for producing kraft paper laminate of top stock and base stock layers
SE441282B (sv) * 1984-02-22 1985-09-23 Mo Och Domsjoe Ab Forfarande for framstellning av forbettrad hogutbytesmassa
US4562969A (en) * 1984-03-05 1986-01-07 Mooch Domsjo Aktiebolag Process for preparing groundwood pulp as short fiber and long fiber fractions
SE444825B (sv) * 1984-09-10 1986-05-12 Mo Och Domsjoe Ab Forfarande for framstellning av forbettrad hogutbytesmassa
FI75200B (fi) * 1986-07-04 1988-01-29 Valmet Oy Foerfarande vid pappersframstaellningsprocess foer foerbaettring av egenskaper hos papperet, saerskilt dess retention.

Also Published As

Publication number Publication date
SE9000120D0 (sv) 1990-01-15
WO1991010774A1 (en) 1991-07-25
FI923209A0 (fi) 1992-07-13
SE9000120L (sv) 1991-07-16
SE465377B (sv) 1991-09-02
CA2072585A1 (en) 1991-07-16
US5427651A (en) 1995-06-27

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Legal Events

Date Code Title Description
GB Transfer or assigment of application

Owner name: NOSS AB

FD Application lapsed