ATA153581A - Vorrichtung zur bearbeitung von zellulosehaltigem material - Google Patents

Vorrichtung zur bearbeitung von zellulosehaltigem material

Info

Publication number
ATA153581A
ATA153581A AT0153581A AT153581A ATA153581A AT A153581 A ATA153581 A AT A153581A AT 0153581 A AT0153581 A AT 0153581A AT 153581 A AT153581 A AT 153581A AT A153581 A ATA153581 A AT A153581A
Authority
AT
Austria
Prior art keywords
containing material
processing cellulose
cellulose
processing
Prior art date
Application number
AT0153581A
Other languages
English (en)
Other versions
AT381735B (de
Inventor
Vasily Ivanovich Sorokin
Leonid Petrovich Zarogatsky
Original Assignee
Vn Proizv Ob Celljuloszno
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 Vn Proizv Ob Celljuloszno filed Critical Vn Proizv Ob Celljuloszno
Publication of ATA153581A publication Critical patent/ATA153581A/de
Application granted granted Critical
Publication of AT381735B publication Critical patent/AT381735B/de

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)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
AT0153581A 1980-04-08 1981-04-02 Vorrichtung zur bearbeitung von zellulosehaltigem material AT381735B (de)

Applications Claiming Priority (3)

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

Publications (2)

Publication Number Publication Date
ATA153581A true ATA153581A (de) 1986-04-15
AT381735B AT381735B (de) 1986-11-25

Family

ID=27356371

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0153581A AT381735B (de) 1980-04-08 1981-04-02 Vorrichtung zur bearbeitung von zellulosehaltigem 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
AT381735B (de) 1986-11-25
FI70937C (fi) 1986-10-27
FI70937B (fi) 1986-07-18
SE444189B (sv) 1986-03-24
SE8102098L (sv) 1981-10-09
CA1158905A (en) 1983-12-20
FI811086L (fi) 1981-10-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee