FI70937C - Foerfarande och apparatur foer behandling av cellulosahaltigt material - Google Patents

Foerfarande och apparatur foer behandling av cellulosahaltigt material Download PDF

Info

Publication number
FI70937C
FI70937C FI811086A FI811086A FI70937C FI 70937 C FI70937 C FI 70937C FI 811086 A FI811086 A FI 811086A FI 811086 A FI811086 A FI 811086A FI 70937 C FI70937 C FI 70937C
Authority
FI
Finland
Prior art keywords
rotor
treated
drive shaft
chips
working space
Prior art date
Application number
FI811086A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI811086L (fi
FI70937B (fi
Inventor
Vasily Ivanovich Sorokin
Leonid Petrovich Zarogatsky
Original Assignee
V Na Proiz Ob Tsell Bum Promys
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/ru
Priority claimed from SU802963339A external-priority patent/SU937578A1/ru
Application filed by V Na Proiz Ob Tsell Bum Promys filed Critical V Na Proiz Ob Tsell Bum Promys
Publication of FI811086L publication Critical patent/FI811086L/fi
Application granted granted Critical
Publication of FI70937B publication Critical patent/FI70937B/fi
Publication of FI70937C publication Critical patent/FI70937C/fi

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21BFIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
    • D21B1/00Fibrous raw materials or their mechanical treatment
    • D21B1/02Pretreatment of the raw materials by chemical or physical means
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00Pretreatment of the finely-divided materials before digesting
    • D21C1/06Pretreatment of the finely-divided materials before digesting with alkaline reacting compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21CPRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C1/00Pretreatment of the finely-divided materials before digesting
    • D21C1/10Physical 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 Foerfarande och apparatur foer behandling av cellulosahaltigt material FI70937C (fi)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
SU2908425 1980-04-08
SU2908425 1980-04-08
SU802911021A SU937577A1 (ru) 1980-04-19 1980-04-19 Устройство дл механической обработки древесных материалов
SU2911021 1980-04-19
SU802963339A SU937578A1 (ru) 1980-07-23 1980-07-23 Устройство дл механической обработки волокнистого материала
SU2963339 1980-07-23

Publications (3)

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

Family

ID=27356371

Family Applications (1)

Application Number Title Priority Date Filing Date
FI811086A FI70937C (fi) 1980-04-08 1981-04-08 Foerfarande och apparatur foer behandling av cellulosahaltigt material

Country Status (4)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007022753A1 (de) * 2007-05-11 2008-11-13 Voith Patent Gmbh Verfahren zum Zerfasern von chemisch behandeltem, lignocellulosischem Rohstoff

Also Published As

Publication number Publication date
FI811086L (fi) 1981-10-09
CA1158905A (en) 1983-12-20
ATA153581A (de) 1986-04-15
SE8102098L (sv) 1981-10-09
SE444189B (sv) 1986-03-24
FI70937B (fi) 1986-07-18
AT381735B (de) 1986-11-25

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: VSESOJUZNOE NAUCHNO-PROIZVODSTVENNOE