FI772485A7 - Saett att framstaella fibermassa av lignocellulosahaltigt material - Google Patents

Saett att framstaella fibermassa av lignocellulosahaltigt material Download PDF

Info

Publication number
FI772485A7
FI772485A7 FI772485A FI772485A FI772485A7 FI 772485 A7 FI772485 A7 FI 772485A7 FI 772485 A FI772485 A FI 772485A FI 772485 A FI772485 A FI 772485A FI 772485 A7 FI772485 A7 FI 772485A7
Authority
FI
Finland
Prior art keywords
lignocellulosahaltigt
fibermassa
saett att
att framstaella
framstaella
Prior art date
Application number
FI772485A
Other languages
English (en)
Inventor
Nils Hartler
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
Publication of FI772485A7 publication Critical patent/FI772485A7/fi

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C19/00—Other disintegrating devices or methods
    • B02C19/18—Use of auxiliary physical effects, e.g. ultrasonic waves or irradiation, for disintegrating
    • B02C19/186—Use of cold or heat for disintegrating
    • 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
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D1/00—Methods of beating or refining; Beaters of the Hollander type
    • D21D1/20—Methods of refining

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Food Science & Technology (AREA)
  • Paper (AREA)
FI772485A 1976-08-27 1977-08-19 Saett att framstaella fibermassa av lignocellulosahaltigt material FI772485A7 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7609550A SE412421B (sv) 1976-08-27 1976-08-27 Sett att framstella fibermassa av lignocellulosahaltigt material

Publications (1)

Publication Number Publication Date
FI772485A7 true FI772485A7 (fi) 1978-02-28

Family

ID=20328749

Family Applications (1)

Application Number Title Priority Date Filing Date
FI772485A FI772485A7 (fi) 1976-08-27 1977-08-19 Saett att framstaella fibermassa av lignocellulosahaltigt material

Country Status (3)

Country Link
JP (1) JPS5331801A (fi)
FI (1) FI772485A7 (fi)
SE (1) SE412421B (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2564893B2 (fr) * 1984-05-25 1987-02-13 Inst Francais Du Petrole Methode et dispositif pour effectuer, a l'aide d'outils specialises, des operations telles que des mesures, dans des portions de puits fortement inclinees sur la verticale, ou horizontales.
CN102304186A (zh) * 2011-09-21 2012-01-04 张根林 一种利用微波技术制备棉秆源羧甲基纤维素钠的方法

Also Published As

Publication number Publication date
SE7609550L (sv) 1978-02-28
SE412421B (sv) 1980-03-03
JPS5331801A (en) 1978-03-25

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HARTLER, NILS

Owner name: DEFIBRATOR AKTIEBOLAG