FI811086L - OVER APPARATUS FOR BEHANDLING AV CELLULOSAHALTIGT MATERIAL - Google Patents

OVER APPARATUS FOR BEHANDLING AV CELLULOSAHALTIGT MATERIAL

Info

Publication number
FI811086L
FI811086L FI811086A FI811086A FI811086L FI 811086 L FI811086 L FI 811086L FI 811086 A FI811086 A FI 811086A FI 811086 A FI811086 A FI 811086A FI 811086 L FI811086 L FI 811086L
Authority
FI
Finland
Prior art keywords
behandling
over apparatus
cellulosahaltigt
cellulosahaltigt material
over
Prior art date
Application number
FI811086A
Other languages
Finnish (fi)
Other versions
FI70937B (en
FI70937C (en
Inventor
Vasily Ivanovich Sorokin
Leonid Petrovich Zarogatsky
Original Assignee
V Na Proizv Ob Tsell Bum Promy
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
Priority claimed from SU802911021A external-priority patent/SU937577A1/en
Priority claimed from SU802963339A external-priority patent/SU937578A1/en
Application filed by V Na Proizv Ob Tsell Bum Promy filed Critical V Na Proizv Ob Tsell Bum Promy
Publication of FI811086L publication Critical patent/FI811086L/en
Publication of FI70937B publication Critical patent/FI70937B/en
Application granted granted Critical
Publication of FI70937C publication Critical patent/FI70937C/en

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
    • D21B1/02—Pretreatment of the raw materials by chemical or physical means
    • 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
    • D21C1/06—Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
FI811086A 1980-04-08 1981-04-08 APPARATUS AND CHARACTERISTICS FOR BEHANDLING AV CELLULOSAHALTIGT MATERIAL FI70937C (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
SU2908425 1980-04-08
SU2908425 1980-04-08
SU2911021 1980-04-19
SU802911021A SU937577A1 (en) 1980-04-19 1980-04-19 Apparatus for mechanical working of wood
SU802963339A SU937578A1 (en) 1980-07-23 1980-07-23 Apparatus for mechanical working of fibrous material
SU2963339 1980-07-23

Publications (3)

Publication Number Publication Date
FI811086L true FI811086L (en) 1981-10-09
FI70937B FI70937B (en) 1986-07-18
FI70937C FI70937C (en) 1986-10-27

Family

ID=27356371

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811086A FI70937C (en) 1980-04-08 1981-04-08 APPARATUS AND CHARACTERISTICS FOR BEHANDLING AV CELLULOSAHALTIGT MATERIAL

Country Status (4)

Country Link
AT (1) AT381735B (en)
CA (1) CA1158905A (en)
FI (1) FI70937C (en)
SE (1) SE444189B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007022753A1 (en) * 2007-05-11 2008-11-13 Voith Patent Gmbh Defibration of chemically treated lignocellulosic raw material, useful in cardboards and papers, comprises removing the lignocellulosic raw material from the fiber with a high milling degree by providing a specific milling energy

Also Published As

Publication number Publication date
CA1158905A (en) 1983-12-20
FI70937B (en) 1986-07-18
AT381735B (en) 1986-11-25
ATA153581A (en) 1986-04-15
SE8102098L (en) 1981-10-09
FI70937C (en) 1986-10-27
SE444189B (en) 1986-03-24

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: VSESOJUZNOE NAUCHNO-PROIZVODSTVENNOE