FI85728C - Tryckklorering av massa och inmatning av klor i form av mycket smao bubblor. - Google Patents

Tryckklorering av massa och inmatning av klor i form av mycket smao bubblor. Download PDF

Info

Publication number
FI85728C
FI85728C FI862082A FI862082A FI85728C FI 85728 C FI85728 C FI 85728C FI 862082 A FI862082 A FI 862082A FI 862082 A FI862082 A FI 862082A FI 85728 C FI85728 C FI 85728C
Authority
FI
Finland
Prior art keywords
mixer
chlorine gas
slurry
chlorine
pulp
Prior art date
Application number
FI862082A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI862082A0 (fi
FI862082A (fi
FI85728B (fi
Inventor
Michael I Sherman
Joseph R Phillips
Gordon Rowlandson
Original Assignee
Kamyr Inc
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 Kamyr Inc filed Critical Kamyr Inc
Publication of FI862082A0 publication Critical patent/FI862082A0/fi
Publication of FI862082A publication Critical patent/FI862082A/fi
Publication of FI85728B publication Critical patent/FI85728B/fi
Application granted granted Critical
Publication of FI85728C publication Critical patent/FI85728C/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
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/12—Bleaching ; Apparatus therefor with halogens or halogen-containing compounds

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Treating Waste Gases (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • External Artificial Organs (AREA)
  • Materials For Medical Uses (AREA)
FI862082A 1985-06-14 1986-05-19 Tryckklorering av massa och inmatning av klor i form av mycket smao bubblor. FI85728C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US74467885A 1985-06-14 1985-06-14
US74467885 1985-06-14

Publications (4)

Publication Number Publication Date
FI862082A0 FI862082A0 (fi) 1986-05-19
FI862082A FI862082A (fi) 1986-12-15
FI85728B FI85728B (fi) 1992-02-14
FI85728C true FI85728C (fi) 1992-05-25

Family

ID=24993592

Family Applications (1)

Application Number Title Priority Date Filing Date
FI862082A FI85728C (fi) 1985-06-14 1986-05-19 Tryckklorering av massa och inmatning av klor i form av mycket smao bubblor.

Country Status (9)

Country Link
EP (1) EP0207062B1 (no)
JP (1) JPS61289192A (no)
AT (1) ATE48452T1 (no)
BR (1) BR8602738A (no)
CA (1) CA1276408C (no)
DE (1) DE3667310D1 (no)
FI (1) FI85728C (no)
NO (1) NO168123C (no)
SE (1) SE466459B (no)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US56833A (en) * 1866-07-31 Improvement in bleaching paper-stock
US1971241A (en) * 1933-04-01 1934-08-21 Pennsylvania Salt Mfg Co Method of chlorination
DE1621684A1 (de) * 1967-10-04 1971-07-08 Bellmer Geb Kg Maschf Maschinenkombination fuer die Leitungsstrecke in Zellstoffaufbereitungsanlagen
SE387671B (sv) * 1973-04-27 1976-09-13 Mo Och Domsjoe Ab Anordning for blekning av kompakt, icke fluffat vetskehaltigt lignocellulosamaterial med gasformiga blekmedel, foretredesvis syrgas

Also Published As

Publication number Publication date
EP0207062B1 (en) 1989-12-06
FI862082A0 (fi) 1986-05-19
DE3667310D1 (de) 1990-01-11
SE8602592L (sv) 1986-12-15
EP0207062A1 (en) 1986-12-30
FI862082A (fi) 1986-12-15
CA1276408C (en) 1990-11-20
NO168123B (no) 1991-10-07
BR8602738A (pt) 1987-02-10
JPS61289192A (ja) 1986-12-19
NO168123C (no) 1992-01-15
SE466459B (sv) 1992-02-17
SE8602592D0 (sv) 1986-06-10
ATE48452T1 (de) 1989-12-15
NO862116L (no) 1986-12-15
FI85728B (fi) 1992-02-14

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: KAMYR INC.