FI44189C - Tapa kuitumassoja valmistettaessa lignoselluloosapitoisesta raaka-aineesta - Google Patents

Tapa kuitumassoja valmistettaessa lignoselluloosapitoisesta raaka-aineesta

Info

Publication number
FI44189C
FI44189C FI31566A FI31566A FI44189C FI 44189 C FI44189 C FI 44189C FI 31566 A FI31566 A FI 31566A FI 31566 A FI31566 A FI 31566A FI 44189 C FI44189 C FI 44189C
Authority
FI
Finland
Prior art keywords
lignocellulosic feedstock
making pulps
pulps
making
lignocellulosic
Prior art date
Application number
FI31566A
Other languages
English (en)
Finnish (fi)
Other versions
FI44189B (xx
Inventor
Asplund Arne Johan Arthur
Reinhall Rolf Bertil
Original Assignee
Defibrator 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 Defibrator Ab filed Critical Defibrator Ab
Application granted granted Critical
Publication of FI44189B publication Critical patent/FI44189B/fi
Publication of FI44189C publication Critical patent/FI44189C/fi

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
    • D21C1/00—Pretreatment of the finely-divided materials before digesting
    • D21C1/10—Physical methods for facilitating impregnation
FI31566A 1965-02-11 1966-02-09 Tapa kuitumassoja valmistettaessa lignoselluloosapitoisesta raaka-aineesta FI44189C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE180065A SE308443B (xx) 1965-02-11 1965-02-11

Publications (2)

Publication Number Publication Date
FI44189B FI44189B (xx) 1971-06-01
FI44189C true FI44189C (fi) 1971-09-10

Family

ID=20258861

Family Applications (1)

Application Number Title Priority Date Filing Date
FI31566A FI44189C (fi) 1965-02-11 1966-02-09 Tapa kuitumassoja valmistettaessa lignoselluloosapitoisesta raaka-aineesta

Country Status (10)

Country Link
BE (1) BE676193A (xx)
CH (1) CH442957A (xx)
CS (1) CS154213B2 (xx)
DE (1) DE1288418B (xx)
FI (1) FI44189C (xx)
FR (1) FR1467414A (xx)
GB (1) GB1133662A (xx)
NL (1) NL6601745A (xx)
NO (1) NO119204B (xx)
SE (1) SE308443B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2632782C2 (de) * 1976-07-21 1982-12-30 Hans Dipl.-Ing. 7758 Meersburg Knauth Verfahren und Vorrichtung zum kontinuierlichen Imprägnieren von faserhaltigen Stoffen
US4632729A (en) * 1984-05-01 1986-12-30 Laakso Oliver A Chip presteaming and air washing
AU2013318273B2 (en) 2012-09-19 2017-08-31 Andritz Inc. Method and apparatus for adding steam for a steam explosion pretreatment process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE304214C (xx) * 1916-10-19
US2885317A (en) * 1954-03-30 1959-05-05 Stora Kopparbergs Bergslags Ab Method in manufacturing chemical or semi-chemical pulp from heavily resinous wood

Also Published As

Publication number Publication date
GB1133662A (en) 1968-11-13
NL6601745A (xx) 1966-08-12
SE308443B (xx) 1969-02-10
CH442957A (de) 1967-08-31
CS154213B2 (xx) 1974-03-29
NO119204B (xx) 1970-04-06
DE1288418B (de) 1969-01-30
FI44189B (xx) 1971-06-01
BE676193A (xx) 1966-08-08
FR1467414A (fr) 1967-01-27

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