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

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 1987-05-18 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 1984-10-15 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
DE2261049C3 (de) 1986-02-13
GB1392979A (en) 1975-05-07
FR2165529A5 (xx) 1973-08-03
NL154286B (nl) 1977-08-15
NO131847B (xx) 1975-05-05
FI54342B (fi) 1978-07-31
CA973662A (en) 1975-09-02
CH560288A5 (xx) 1975-03-27
DE2261049B2 (de) 1978-04-06
AT323548B (de) 1975-07-10
NL7216935A (xx) 1973-06-18
IT976017B (it) 1974-08-20
SE363650B (xx) 1974-01-28
FI54342C (fi) 1978-11-10
DE2261049A1 (de) 1973-06-20
NO131847C (xx) 1975-08-13

Similar Documents

Publication Publication Date Title
BE783512A (fr) Procede pour la preparation de quinones
RO67478A (ro) Procedeu pentru prepararea unor pleuromutiline
RO63066A (fr) Procede pour la preparation des penicillines
RO72853A (ro) Procedeu pentru prepararea unor carbamati de cetoxime
RO62694A (fr) Procede pour la preparation des 3-methylencephalosporines
RO70438A (ro) Procedeu pentru prepararea unor pirol-2-carboxamide substituite
RO63336A (fr) Procede pour la preparation du 1-alkyle-4-phenylquinazolines
RO62770A (fr) Procede pour la preparation des composes alcandieniques
RO62699A (fr) Procede pour la preparation des 3-benzylpyridines subst
BE776530A (fr) Procede pour la preparation de 5-vinylnorbornene-2
BE792031A (fr) Procede pour la preparation de pulpes mecaniques
BE790181A (fr) Procede pour la preparation de trichloromethansulfenylchlorure
RO68372A (ro) Procedeu pentru prepararea 2-(amino-fenil-imino)-3-aza-1-tia-cicloalcanilor
BE782935A (fr) Procede pour la preparation de composes tricycliques
BE772049A (fr) Procede pour la preparation de 4-oxocapronitrile
CH553178A (fr) Procede pour la preparation de la 3-hydroxy-2-alcoyl4-pyrone.
RO68939A (ro) Procedeu pentru prepararea de izoxazolpirimidine substituite
BE766238A (fr) Procede pour la preparation de piperidyl-steroides
RO63053A (fr) Procede pour la preparation du 17-hydroxyvincamine
BE783055A (fr) Procede pour la preparation de composes oxo
BE788390A (fr) Procede pour la preparation de lysine
RO62750A (fr) Procede pour la preparation des esters alpha-anilline-carboxyliques
BE786966R (fr) Procede pour la preparation de
BE779539A (fr) Procede pour la preparation de butanone-alpha-mono-cyano-ethylee
BE793165A (fr) Procede pour la preparation de penicillamine

Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: MO OCH DOMSJO A.B.

Effective date: 19921129