FI20185942A - Screen plate, pulper, process and method for manufacturing fibre mass suspension - Google Patents

Screen plate, pulper, process and method for manufacturing fibre mass suspension

Info

Publication number
FI20185942A
FI20185942A FI20185942A FI20185942A FI20185942A FI 20185942 A FI20185942 A FI 20185942A FI 20185942 A FI20185942 A FI 20185942A FI 20185942 A FI20185942 A FI 20185942A FI 20185942 A FI20185942 A FI 20185942A
Authority
FI
Finland
Prior art keywords
pulper
screen plate
fibre mass
mass suspension
manufacturing fibre
Prior art date
Application number
FI20185942A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI20185942A1 (en
Inventor
Jussi Ahola
Tuomo Aho
Original Assignee
Valmet Technologies 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 Valmet Technologies Oy filed Critical Valmet Technologies Oy
Priority to FI20185942A priority Critical patent/FI20185942A1/en
Priority to EP19207087.8A priority patent/EP3650601A1/en
Priority to CN201911075783.9A priority patent/CN111139676B/en
Publication of FI20185942A publication Critical patent/FI20185942A/en
Publication of FI20185942A1 publication Critical patent/FI20185942A1/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
    • D21B1/04—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/06—Cone or disc shaped 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20185942A 2018-11-06 2018-11-06 Screen plate, pulper, process and method for manufacturing fibre mass suspension FI20185942A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20185942A FI20185942A1 (en) 2018-11-06 2018-11-06 Screen plate, pulper, process and method for manufacturing fibre mass suspension
EP19207087.8A EP3650601A1 (en) 2018-11-06 2019-11-05 Pulper and method for manufacturing fibre mass suspension
CN201911075783.9A CN111139676B (en) 2018-11-06 2019-11-06 Screen plate, pulper, process and method for manufacturing a fibre pulp suspension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20185942A FI20185942A1 (en) 2018-11-06 2018-11-06 Screen plate, pulper, process and method for manufacturing fibre mass suspension

Publications (2)

Publication Number Publication Date
FI20185942A true FI20185942A (en) 2020-05-07
FI20185942A1 FI20185942A1 (en) 2020-05-07

Family

ID=68468599

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20185942A FI20185942A1 (en) 2018-11-06 2018-11-06 Screen plate, pulper, process and method for manufacturing fibre mass suspension

Country Status (3)

Country Link
EP (1) EP3650601A1 (en)
CN (1) CN111139676B (en)
FI (1) FI20185942A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI12965Y1 (en) * 2020-03-24 2021-05-31 Voith Patent Gmbh Pulper
DE112022001350A5 (en) * 2021-03-17 2023-12-14 Hans-Joachim Boltersdorf Kneader and method for operating a kneader
FI20217176A1 (en) * 2021-11-14 2023-05-15 Pr Pulping Oy An apparatus and a method for screening a suspension
CN117358587B (en) * 2023-12-07 2024-02-20 吉林农业科技学院 Seed screening machine and seed screening method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2796807A (en) * 1954-06-22 1957-06-25 Fibreboard Paper Products Corp Method and apparatus for treating waste paper stock
SE7613057L (en) * 1976-03-17 1977-09-18 Black Clawson Co SETS AND APPARATUS FOR RECYCLING PAPER FIBERS FROM WASTE MATERIAL CONTAINING PAPER
AT365676B (en) * 1979-05-04 1982-02-10 Escher Wyss Gmbh PLANT FOR TREATING WASTE PAPER
DE3424919A1 (en) * 1984-07-06 1986-01-16 J.M. Voith Gmbh, 7920 Heidenheim METHOD FOR RECYCLING PAPER
JPS63288287A (en) * 1987-05-20 1988-11-25 株式会社　岩科製作所 Pulper
JPH01213490A (en) * 1987-05-28 1989-08-28 Aikawa Tekko Kk Pulper
DE202005000332U1 (en) * 2005-01-11 2005-03-17 Voith Paper Patent Gmbh Pulper for crushing and suspending pulp
DE102006031904B3 (en) * 2006-07-07 2007-10-04 Gw Fasertechnik Gmbh Paper pulping assembly for paper recovery and recycling has rotor surrounded by ring
FI120629B (en) * 2007-09-14 2009-12-31 Metso Paper Inc Apparatus and method for preparing a pulp suspension
AT512395B1 (en) * 2012-04-24 2013-08-15 Andritz Ag Maschf Process for the dissolution of fibrous materials

Also Published As

Publication number Publication date
EP3650601A1 (en) 2020-05-13
CN111139676A (en) 2020-05-12
FI20185942A1 (en) 2020-05-07
CN111139676B (en) 2022-04-15

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Legal Events

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