CA973662A - Process for the preparation of mechanical pulps - Google Patents

Process for the preparation of mechanical pulps

Info

Publication number
CA973662A
CA973662A CA158,759A CA158759A CA973662A CA 973662 A CA973662 A CA 973662A CA 158759 A CA158759 A CA 158759A CA 973662 A CA973662 A CA 973662A
Authority
CA
Canada
Prior art keywords
preparation
mechanical pulps
pulps
mechanical
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
CA158,759A
Other versions
CA158759S (en
Inventor
J. Arne 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 CA973662A publication Critical patent/CA973662A/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
CA158,759A 1971-12-14 1972-12-13 Process for the preparation of mechanical pulps Expired CA973662A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1597371A SE363650B (en) 1971-12-14 1971-12-14

Publications (1)

Publication Number Publication Date
CA973662A true CA973662A (en) 1975-09-02

Family

ID=20301521

Family Applications (1)

Application Number Title Priority Date Filing Date
CA158,759A Expired CA973662A (en) 1971-12-14 1972-12-13 Process for the preparation of mechanical pulps

Country Status (12)

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

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE413684C (en) * 1974-09-23 1987-05-07 Mo Och Domsjoe Ab PROCEDURE FOR PREPARING CELLULOSAMASSA IN THE REPLACEMENT AREA 65-95%
SE387977B (en) * 1975-01-27 1976-09-20 Elektrokemiska Ab WAY TO PRODUCE BLEACH, MECHANICAL PULP WITH HIGH STRENGTH AND BRIGHTNESS
NO760666L (en) * 1976-02-27 1977-08-30 Papirind Forskningsinst PROCEDURE FOR MAKING MECHANICAL MASSES.
SE420329C (en) * 1978-02-16 1984-07-10 Mo Och Domsjoe Ab PROCEDURE FOR THE PREPARATION OF GRINDING PAPER
SE433954B (en) * 1980-03-25 1984-06-25 Mo Och Domsjoe Ab PROCEDURES AND DEVICES FOR REDUCING THE PREPARATION OF GRINDING MACHINES FROM WOODWOODS IN STONE GRINDING GROUPS REMOVE AND SPETOR YEAR REGULATION OF THE FREENESS OF THE MASS
JPS6232195A (en) * 1985-08-05 1987-02-12 花王株式会社 Bleaching agent enhancer
CN110257453B (en) * 2019-05-28 2023-03-28 中国林业科学研究院林产化学工业研究所 Pretreatment method for preparing fermentable sugar by improving biological enzymolysis conversion rate of fiber raw material

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR925243A (en) * 1945-04-05 1947-08-28 St Regis Paper Co Improvements to bleached ground wood pulp and its manufacturing processes
US3023140A (en) * 1958-11-24 1962-02-27 Bauer Bros Co Pulp bleaching

Also Published As

Publication number Publication date
NO131847C (en) 1975-08-13
NO131847B (en) 1975-05-05
DE2261049C3 (en) 1986-02-13
DE2261049B2 (en) 1978-04-06
FR2165529A5 (en) 1973-08-03
CH560288A5 (en) 1975-03-27
NL7216935A (en) 1973-06-18
DE2261049A1 (en) 1973-06-20
BE792031A (en) 1973-03-16
IT976017B (en) 1974-08-20
SE363650B (en) 1974-01-28
GB1392979A (en) 1975-05-07
FI54342B (en) 1978-07-31
NL154286B (en) 1977-08-15
FI54342C (en) 1978-11-10
AT323548B (en) 1975-07-10

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