CA1103413A - Process for the manufacture of mechanical pulp - Google Patents

Process for the manufacture of mechanical pulp

Info

Publication number
CA1103413A
CA1103413A CA272,600A CA272600A CA1103413A CA 1103413 A CA1103413 A CA 1103413A CA 272600 A CA272600 A CA 272600A CA 1103413 A CA1103413 A CA 1103413A
Authority
CA
Canada
Prior art keywords
pulp
dried
mechanical
accordance
alkaline
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA272,600A
Other languages
English (en)
French (fr)
Inventor
Nicolai Soteland
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PAPERINDUSTRIENS FORSKNINGSINSTITUTT
Original Assignee
PAPERINDUSTRIENS FORSKNINGSINSTITUTT
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 PAPERINDUSTRIENS FORSKNINGSINSTITUTT filed Critical PAPERINDUSTRIENS FORSKNINGSINSTITUTT
Application granted granted Critical
Publication of CA1103413A publication Critical patent/CA1103413A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
    • D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
    • D21B1/14—Disintegrating in mills
    • D21B1/16—Disintegrating in mills in the presence of chemical agents
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00—Fibrous raw materials or their mechanical treatment
    • D21B1/38—Conserving the finely-divided cellulosic material
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F11/00—Processes for making continuous lengths of paper, or of cardboard, or of wet web for fibre board production, on paper-making machines
    • D21F11/14—Making cellulose wadding, filter or blotting paper

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Pressure Sensors (AREA)
  • Air Bags (AREA)
CA272,600A 1976-02-27 1977-02-24 Process for the manufacture of mechanical pulp Expired CA1103413A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO76.0666 1976-02-27
NO760666A NO760666L (no) 1976-02-27 1976-02-27 Fremgangsm}te ved fremstilling av mekaniske masser.

Publications (1)

Publication Number Publication Date
CA1103413A true CA1103413A (en) 1981-06-23

Family

ID=19882745

Family Applications (1)

Application Number Title Priority Date Filing Date
CA272,600A Expired CA1103413A (en) 1976-02-27 1977-02-24 Process for the manufacture of mechanical pulp

Country Status (14)

Country Link
JP (1) JPS52124901A (nl)
AT (1) AT358917B (nl)
AU (1) AU510167B2 (nl)
BE (1) BE851814A (nl)
CA (1) CA1103413A (nl)
DE (1) DE2707273C2 (nl)
DK (1) DK86477A (nl)
FI (1) FI70442B (nl)
FR (1) FR2342366A1 (nl)
GB (1) GB1572519A (nl)
IT (1) IT1072075B (nl)
NL (1) NL7702142A (nl)
NO (1) NO760666L (nl)
SE (1) SE439938B (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4976819A (en) * 1988-04-28 1990-12-11 Potlatch Corporation Pulp treatment methods

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8002027L (sv) * 1980-03-14 1981-09-15 Sunds Defibrator Sett att i samband med tillverkningen av termomekaniska massa forbettra dennas absorptionsegenskaper
AU5088885A (en) * 1985-11-29 1987-06-04 Gippsland Institute of Advanced Education, The The production of hard compact carbonaceous material through water/acid/alkali treatment

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454534A (en) * 1940-08-03 1948-11-23 Wood Conversion Co Process for defibering lignocellulose while subjected to steam and alkali-metal hydroxide
FR1199065A (fr) * 1958-06-10 1959-12-11 Saint Gobain Perfectionnement au raffinage de la pâte à papier
US3186899A (en) * 1962-09-11 1965-06-01 Minnesota And Outario Paper Co Groundwood pulp
BE792031A (fr) * 1971-12-14 1973-03-16 Mo Och Domsjoe Ab Procede pour la preparation de pulpes mecaniques
NO136583C (no) * 1974-09-12 1984-06-07 Papirind Forskningsinst Mekanisk tremasse med hoey absorpsjonshastighet, samt fremgangsmaate for fremstilling derav

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4976819A (en) * 1988-04-28 1990-12-11 Potlatch Corporation Pulp treatment methods

Also Published As

Publication number Publication date
FI70442B (fi) 1986-03-27
IT1072075B (it) 1985-04-10
NL7702142A (nl) 1977-08-30
BE851814A (fr) 1977-06-16
NO760666L (no) 1977-08-30
ATA108277A (de) 1980-02-15
DK86477A (da) 1977-08-28
AU2261577A (en) 1978-08-31
FI770625A (nl) 1977-08-28
SE439938B (sv) 1985-07-08
JPS52124901A (en) 1977-10-20
GB1572519A (en) 1980-07-30
DE2707273C2 (de) 1984-01-26
SE7702073L (sv) 1977-08-28
FR2342366A1 (fr) 1977-09-23
FR2342366B1 (nl) 1982-03-05
AU510167B2 (en) 1980-06-12
DE2707273A1 (de) 1977-09-01
AT358917B (de) 1980-10-10

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Legal Events

Date Code Title Description
MKEX Expiry