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FI865360L - FOERFARANDE FOER CIRCULERING AV FENOL VID EN PHENOLKOKNINGPROCESS AV LIGNOCELLULOSAMATERIAL. - Google Patents

FOERFARANDE FOER CIRCULERING AV FENOL VID EN PHENOLKOKNINGPROCESS AV LIGNOCELLULOSAMATERIAL. Download PDF

Info

Publication number
FI865360L
FI865360L FI865360A FI865360A FI865360L FI 865360 L FI865360 L FI 865360L FI 865360 A FI865360 A FI 865360A FI 865360 A FI865360 A FI 865360A FI 865360 L FI865360 L FI 865360L
Authority
FI
Finland
Prior art keywords
phenolkokningprocess
lignocellulosamaterial
circulering
fenol
vid
Prior art date
Application number
FI865360A
Other languages
Finnish (fi)
Other versions
FI865360A0 (en
FI77062B (en
FI77062C (en
Inventor
Kurt Ekman
Original Assignee
Neste 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 Neste Oy filed Critical Neste Oy
Publication of FI865360A0 publication Critical patent/FI865360A0/en
Priority to FI865360A priority Critical patent/FI77062C/en
Priority to ZA879483A priority patent/ZA879483B/en
Priority to NO875428A priority patent/NO163747C/en
Priority to AT87311493T priority patent/ATE66974T1/en
Priority to EP87311493A priority patent/EP0273759B1/en
Priority to JP62336802A priority patent/JPS63175188A/en
Priority to DE8787311493T priority patent/DE3772741D1/en
Priority to BR8707183A priority patent/BR8707183A/en
Priority to CA000555716A priority patent/CA1281714C/en
Publication of FI865360L publication Critical patent/FI865360L/en
Publication of FI77062B publication Critical patent/FI77062B/en
Application granted granted Critical
Publication of FI77062C publication Critical patent/FI77062C/en

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
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents

Landscapes

  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Pens And Brushes (AREA)
  • Medicines Containing Plant Substances (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Paper (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FI865360A 1986-12-31 1986-12-31 FOERFARANDE FOER CIRKULERING AV FENOL VID EN FENOLKOKNINGSPROCESS AV LIGNOCELLULOSAMATERIAL. FI77062C (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI865360A FI77062C (en) 1986-12-31 1986-12-31 FOERFARANDE FOER CIRKULERING AV FENOL VID EN FENOLKOKNINGSPROCESS AV LIGNOCELLULOSAMATERIAL.
ZA879483A ZA879483B (en) 1986-12-31 1987-12-17 Procedure for recirculating phenol in a lignocellulosic materials digestion process
NO875428A NO163747C (en) 1986-12-31 1987-12-23 PROCEDURE FOR THE RECYCLING OF PHENOL IN A COOKING PROCESS FOR LIGNOCELLULOUS CONTAINING MATERIALS.
EP87311493A EP0273759B1 (en) 1986-12-31 1987-12-29 Procedure for recirculating phenol in a lignocellulosic materials digestion process
AT87311493T ATE66974T1 (en) 1986-12-31 1987-12-29 PROCESS FOR RECYCLING PHENOL IN A PROCESS FOR PUBLING LIGNOCELLULOUS MATERIALS.
JP62336802A JPS63175188A (en) 1986-12-31 1987-12-29 Method for recycling phenol in lignocellulosic material cooking process
DE8787311493T DE3772741D1 (en) 1986-12-31 1987-12-29 METHOD FOR RECYCLING PHENOL IN A METHOD FOR DIGESTING LIGNOCELLULOSE MATERIALS.
BR8707183A BR8707183A (en) 1986-12-31 1987-12-30 PROCESS FOR PHENOL RECIRCULATION IN A DIGESTING PROCESS OF LIGNOCELLULOSIC MATERIALS
CA000555716A CA1281714C (en) 1986-12-31 1987-12-31 Procedure for recirculating phenol in a lignocellulosic materials digestion process

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI865360 1986-12-31
FI865360A FI77062C (en) 1986-12-31 1986-12-31 FOERFARANDE FOER CIRKULERING AV FENOL VID EN FENOLKOKNINGSPROCESS AV LIGNOCELLULOSAMATERIAL.

Publications (4)

Publication Number Publication Date
FI865360A0 FI865360A0 (en) 1986-12-31
FI865360L true FI865360L (en) 1988-07-01
FI77062B FI77062B (en) 1988-09-30
FI77062C FI77062C (en) 1989-01-10

Family

ID=8523726

Family Applications (1)

Application Number Title Priority Date Filing Date
FI865360A FI77062C (en) 1986-12-31 1986-12-31 FOERFARANDE FOER CIRKULERING AV FENOL VID EN FENOLKOKNINGSPROCESS AV LIGNOCELLULOSAMATERIAL.

Country Status (9)

Country Link
EP (1) EP0273759B1 (en)
JP (1) JPS63175188A (en)
AT (1) ATE66974T1 (en)
BR (1) BR8707183A (en)
CA (1) CA1281714C (en)
DE (1) DE3772741D1 (en)
FI (1) FI77062C (en)
NO (1) NO163747C (en)
ZA (1) ZA879483B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19856582C1 (en) * 1998-12-08 2001-03-15 Rhodia Acetow Ag Process for the production of chemical pulp from wood chips
CN1422344A (en) 2000-04-12 2003-06-04 有限会社一柳 Decorative ribbon forming device, and decorative ribbon forming and mounting device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983002125A1 (en) * 1981-12-10 1983-06-23 Memorial Institute Battelle A method for the delignification of wood and other ligno-cellulosic products

Also Published As

Publication number Publication date
FI865360A0 (en) 1986-12-31
EP0273759A3 (en) 1989-08-16
ZA879483B (en) 1988-05-14
NO875428D0 (en) 1987-12-23
DE3772741D1 (en) 1991-10-10
ATE66974T1 (en) 1991-09-15
JPS63175188A (en) 1988-07-19
NO163747C (en) 1990-07-11
EP0273759A2 (en) 1988-07-06
BR8707183A (en) 1988-08-09
CA1281714C (en) 1991-03-19
NO875428L (en) 1988-07-01
EP0273759B1 (en) 1991-09-04
FI77062B (en) 1988-09-30
FI77062C (en) 1989-01-10
NO163747B (en) 1990-04-02

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: NESTE OY