GB2069560B - Producing cellulosic pulp by thermomechanical pulping - Google Patents

Producing cellulosic pulp by thermomechanical pulping

Info

Publication number
GB2069560B
GB2069560B GB8104262A GB8104262A GB2069560B GB 2069560 B GB2069560 B GB 2069560B GB 8104262 A GB8104262 A GB 8104262A GB 8104262 A GB8104262 A GB 8104262A GB 2069560 B GB2069560 B GB 2069560B
Authority
GB
United Kingdom
Prior art keywords
cellulosic pulp
thermomechanical pulping
producing cellulosic
thermomechanical
pulping
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
GB8104262A
Other versions
GB2069560A (en
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.)
Beloit Corp
Original Assignee
Beloit Corp
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 Beloit Corp filed Critical Beloit Corp
Publication of GB2069560A publication Critical patent/GB2069560A/en
Application granted granted Critical
Publication of GB2069560B publication Critical patent/GB2069560B/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
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • 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
    • 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
    • D21B1/26—Driving or feeding arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Disintegrating Or Milling (AREA)
GB8104262A 1980-02-14 1981-02-11 Producing cellulosic pulp by thermomechanical pulping Expired GB2069560B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12137980A 1980-02-14 1980-02-14

Publications (2)

Publication Number Publication Date
GB2069560A GB2069560A (en) 1981-08-26
GB2069560B true GB2069560B (en) 1983-11-09

Family

ID=22396325

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8104262A Expired GB2069560B (en) 1980-02-14 1981-02-11 Producing cellulosic pulp by thermomechanical pulping

Country Status (7)

Country Link
EP (1) EP0034560A3 (en)
JP (2) JPS56128388A (en)
AU (1) AU6734881A (en)
CA (1) CA1136912A (en)
ES (1) ES8201662A1 (en)
FI (1) FI810330L (en)
GB (1) GB2069560B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1240456A (en) * 1983-10-20 1988-08-16 Kamyr, Inc. Mechanical pulping
US6899791B2 (en) * 1997-08-08 2005-05-31 Andritz Inc. Method of pretreating lignocellulose fiber-containing material in a pulp refining process
AT412787B (en) * 2003-03-10 2005-07-25 Andritz Ag Maschf METHOD AND DEVICE FOR TRANSFERRING LIGNOCELLULOUS RAW MATERIAL FROM A COOKER AND PROMOTING THE RAW MATERIAL TO A REFINER

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB569370A (en) * 1942-06-20 1945-05-22 American Defibrator Improvements in apparatus for the production of wood or like fibrous pulp
US2931586A (en) * 1957-08-16 1960-04-05 American Defibrator Grinding device for the breaking down of wood fibres
US3471364A (en) * 1966-06-20 1969-10-07 Bauer Bros Co Apparatus for subjecting cellulosic material to counterflow of conditioning fluid
CA1074606A (en) * 1977-06-08 1980-04-01 Llewellyn E. Clark Method and apparatus for thermo-mechanical pulping

Also Published As

Publication number Publication date
AU6734881A (en) 1981-10-01
EP0034560A2 (en) 1981-08-26
FI810330L (en) 1981-08-15
JPS56128388A (en) 1981-10-07
ES500079A0 (en) 1982-01-01
ES8201662A1 (en) 1982-01-01
JPS60165497U (en) 1985-11-02
CA1136912A (en) 1982-12-07
EP0034560A3 (en) 1981-09-02
GB2069560A (en) 1981-08-26
JPS6348720Y2 (en) 1988-12-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee