FI20207090A1 - Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi - Google Patents

Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi Download PDF

Info

Publication number
FI20207090A1
FI20207090A1 FI20207090A FI20207090A FI20207090A1 FI 20207090 A1 FI20207090 A1 FI 20207090A1 FI 20207090 A FI20207090 A FI 20207090A FI 20207090 A FI20207090 A FI 20207090A FI 20207090 A1 FI20207090 A1 FI 20207090A1
Authority
FI
Finland
Prior art keywords
screen plate
grooves
openings
segment
rotor
Prior art date
Application number
FI20207090A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Inventor
Heikki Ahlstedt
Jouko Hautala
Original Assignee
Pr Pulping Oy
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 Pr Pulping Oy filed Critical Pr Pulping Oy
Priority to FI20207090A priority Critical patent/FI20207090A1/fi
Priority to PCT/FI2021/000006 priority patent/WO2021234211A1/fr
Publication of FI20207090A1 publication Critical patent/FI20207090A1/fi

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
    • D21B1/04—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
    • D21B1/30—Defibrating by other means
    • D21B1/34—Kneading or mixing; Pulpers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/16—Cylinders and plates for screens
    • 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
    • D21B1/30—Defibrating by other means
    • D21B1/34—Kneading or mixing; Pulpers
    • D21B1/345—Pulpers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02—Straining or screening the pulp
    • D21D5/04—Flat screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20207090A 2020-05-19 2020-05-19 Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi FI20207090A1 (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20207090A FI20207090A1 (fi) 2020-05-19 2020-05-19 Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi
PCT/FI2021/000006 WO2021234211A1 (fr) 2020-05-19 2021-05-17 Plaque perforée, segment de plaque perforée et appareil pour la filtration d'une suspension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20207090A FI20207090A1 (fi) 2020-05-19 2020-05-19 Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi

Publications (1)

Publication Number Publication Date
FI20207090A1 true FI20207090A1 (fi) 2021-11-20

Family

ID=78708130

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20207090A FI20207090A1 (fi) 2020-05-19 2020-05-19 Seulalevy, seulalevyn lohko ja laite suspension seulomiseksi

Country Status (2)

Country Link
FI (1) FI20207090A1 (fr)
WO (1) WO2021234211A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011082976A1 (de) * 2011-09-19 2013-03-21 Günter Betz Vorrichtung zum Aufschlagen (zerkleinern, zerfasern, auflösen, aufbereiten) von Altpapieren und Zellstoffen in einem Pulper (Stofflöser)
JP2014055376A (ja) * 2012-09-13 2014-03-27 Voith Patent Gmbh スクリーンプレート
CN109778584B (zh) * 2019-03-29 2023-09-05 山东杰锋机械制造有限公司 用于造纸尾浆纤维回收的专用筛
CN210194324U (zh) * 2019-07-11 2020-03-27 杭州海鑫纸业有限公司 一种水力碎浆机筛板

Also Published As

Publication number Publication date
WO2021234211A1 (fr) 2021-11-25

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