BE792031A - Procede pour la preparation de pulpes mecaniques - Google Patents

Procede pour la preparation de pulpes mecaniques

Info

Publication number
BE792031A
BE792031A BE792031DA BE792031A BE 792031 A BE792031 A BE 792031A BE 792031D A BE792031D A BE 792031DA BE 792031 A BE792031 A BE 792031A
Authority
BE
Belgium
Prior art keywords
preparation
mechanical pulps
pulps
mechanical
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
A Lindahl
Original Assignee
Mo Och Domsjoe 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.)
Publication date
Publication of BE792031A publication Critical patent/BE792031A/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
BE792031D 1971-12-14 Procede pour la preparation de pulpes mecaniques BE792031A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1597371A SE363650B (no) 1971-12-14 1971-12-14

Publications (1)

Publication Number Publication Date
BE792031A true BE792031A (fr) 1973-03-16

Family

ID=20301521

Family Applications (1)

Application Number Title Priority Date Filing Date
BE792031D BE792031A (fr) 1971-12-14 Procede pour la preparation de pulpes mecaniques

Country Status (12)

Country Link
AT (1) AT323548B (no)
BE (1) BE792031A (no)
CA (1) CA973662A (no)
CH (1) CH560288A5 (no)
DE (1) DE2261049C3 (no)
FI (1) FI54342C (no)
FR (1) FR2165529A5 (no)
GB (1) GB1392979A (no)
IT (1) IT976017B (no)
NL (1) NL154286B (no)
NO (1) NO131847C (no)
SE (1) SE363650B (no)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE413684C (sv) * 1974-09-23 1987-05-07 Mo Och Domsjoe Ab Forfarande for framstellning av cellulosamassa i utbytesomradet 65-95 %
SE387977B (sv) * 1975-01-27 1976-09-20 Elektrokemiska Ab Sett att framstella blekt, mekanisk massa med hog styrka och ljushet
NO760666L (no) * 1976-02-27 1977-08-30 Papirind Forskningsinst Fremgangsm}te ved fremstilling av mekaniske masser.
SE420329C (sv) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab Forfarande for framstellning av slipmassa vid overtryck
SE433954B (sv) * 1980-03-25 1984-06-25 Mo Och Domsjoe Ab Forfarande och anordning for reduktion av vid framstellning av slipmassa fran vedstockar i stenslipverk uppkomna grovre vedrester och spetor jemte reglering av massans freeness
JPS6232195A (ja) * 1985-08-05 1987-02-12 花王株式会社 漂白性向上剤
CN110257453B (zh) * 2019-05-28 2023-03-28 中国林业科学研究院林产化学工业研究所 一种提高纤维原料生物酶解转化率制备可发酵糖的预处理方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR925243A (fr) * 1945-04-05 1947-08-28 St Regis Paper Co Perfectionnements apportés à la pâte blanchie de bois moulu et à ses procédés de fabrication
US3023140A (en) * 1958-11-24 1962-02-27 Bauer Bros Co Pulp bleaching

Also Published As

Publication number Publication date
AT323548B (de) 1975-07-10
DE2261049C3 (de) 1986-02-13
GB1392979A (en) 1975-05-07
SE363650B (no) 1974-01-28
NL7216935A (no) 1973-06-18
FI54342C (fi) 1978-11-10
NO131847B (no) 1975-05-05
IT976017B (it) 1974-08-20
CH560288A5 (no) 1975-03-27
FR2165529A5 (no) 1973-08-03
NL154286B (nl) 1977-08-15
FI54342B (fi) 1978-07-31
DE2261049B2 (de) 1978-04-06
DE2261049A1 (de) 1973-06-20
NO131847C (no) 1975-08-13
CA973662A (en) 1975-09-02

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: MO OCH DOMSJO A.B.

Effective date: 19921129