CA1065560A - Process for manufacturing improved high-yield pulps - Google Patents

Process for manufacturing improved high-yield pulps

Info

Publication number
CA1065560A
CA1065560A CA235,917A CA235917A CA1065560A CA 1065560 A CA1065560 A CA 1065560A CA 235917 A CA235917 A CA 235917A CA 1065560 A CA1065560 A CA 1065560A
Authority
CA
Canada
Prior art keywords
lignocellulosic material
chips
pulp
steam
vessel
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
CA235,917A
Other languages
English (en)
French (fr)
Inventor
Lars G. Rudstrom
Jonas A.I. Lindahl
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.)
Mo och Domsjo AB
Original Assignee
Mo och Domsjo 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 Domsjo AB filed Critical Mo och Domsjo AB
Application granted granted Critical
Publication of CA1065560A publication Critical patent/CA1065560A/en
Expired legal-status Critical Current

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
    • D21C3/22—Other features of pulping processes

Landscapes

  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
CA235,917A 1974-09-23 1975-09-19 Process for manufacturing improved high-yield pulps Expired CA1065560A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7411950A SE385719B (sv) 1974-09-23 1974-09-23 Forfarande for framstellning av massa fran lignocellulosamaterial i utbytesomradet 70-93 %

Publications (1)

Publication Number Publication Date
CA1065560A true CA1065560A (en) 1979-11-06

Family

ID=20322204

Family Applications (1)

Application Number Title Priority Date Filing Date
CA235,917A Expired CA1065560A (en) 1974-09-23 1975-09-19 Process for manufacturing improved high-yield pulps

Country Status (9)

Country Link
JP (1) JPS5239921B2 (da)
AU (1) AU475099B2 (da)
BR (1) BR7506140A (da)
CA (1) CA1065560A (da)
FI (1) FI57454C (da)
FR (1) FR2285490A1 (da)
GB (2) GB1521331A (da)
NO (1) NO147115C (da)
SE (1) SE385719B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE416481B (sv) * 1977-05-02 1981-01-05 Mo Och Domsjoe Ab Fofarande och anordning for behandling av vedflis for avlegsnande av tungmetaller och harts
JPS5415004A (en) * 1977-07-04 1979-02-03 Hokusan Kk Pulp making method and apparatus
US5607546A (en) * 1990-02-13 1997-03-04 Molnlycke Ab CTMP-process
SE466060C (sv) * 1990-02-13 1995-09-11 Moelnlycke Ab Absorberande kemitermomekanisk massa och framställning därav

Also Published As

Publication number Publication date
FI57454B (fi) 1980-04-30
DE2540917B2 (de) 1977-02-17
FI57454C (fi) 1980-08-11
NO147115C (no) 1983-02-02
FR2285490A1 (fr) 1976-04-16
SE385719B (sv) 1976-07-19
FI752632A (da) 1976-03-24
AU475099B2 (en) 1976-08-12
FR2285490B1 (da) 1978-04-07
GB1521332A (en) 1978-08-16
NO147115B (no) 1982-10-25
JPS5160703A (da) 1976-05-26
BR7506140A (pt) 1976-08-03
SE7411950L (sv) 1976-03-24
JPS5239921B2 (da) 1977-10-07
DE2540917A1 (de) 1976-04-01
AU8463075A (en) 1976-08-12
NO753227L (da) 1976-03-24
GB1521331A (en) 1978-08-16

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