EP0203295A1 - Appareil d'épuration - Google Patents

Appareil d'épuration Download PDF

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Publication number
EP0203295A1
EP0203295A1 EP86103843A EP86103843A EP0203295A1 EP 0203295 A1 EP0203295 A1 EP 0203295A1 EP 86103843 A EP86103843 A EP 86103843A EP 86103843 A EP86103843 A EP 86103843A EP 0203295 A1 EP0203295 A1 EP 0203295A1
Authority
EP
European Patent Office
Prior art keywords
space
sieve
overflow
sorter
screen
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP86103843A
Other languages
German (de)
English (en)
Other versions
EP0203295B1 (fr
Inventor
Hans-Otto Henrich
Reimund Rienecker
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Priority to AT86103843T priority Critical patent/ATE43660T1/de
Publication of EP0203295A1 publication Critical patent/EP0203295A1/fr
Application granted granted Critical
Publication of EP0203295B1 publication Critical patent/EP0203295B1/fr
Expired legal-status Critical Current

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Classifications

    • 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
    • D21D5/06—Rotary screen-drums
    • D21D5/08—Rotary screen-drums combined with a rocking movement
    • D21D5/14—Rotary screen-drums combined with a rocking movement of the tank and the screen
    • 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
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils

Definitions

  • the area ratio between the cross section of the outlet opening of the accept material discharge nozzle 10 and the ring area of the accept material space 9 is relatively small and is approximately 1:12 here. It can be assumed that values of 1: 8 or 1:10 already produce a reasonably satisfactory result.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Separation Of Particles Using Liquids (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
  • Formation And Processing Of Food Products (AREA)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
  • Centrifugal Separators (AREA)
  • Cyclones (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP86103843A 1985-05-30 1986-03-20 Appareil d'épuration Expired EP0203295B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT86103843T ATE43660T1 (de) 1985-05-30 1986-03-20 Sortierer.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3519373 1985-05-30
DE19853519373 DE3519373A1 (de) 1985-05-30 1985-05-30 Sortiergeraet

Publications (2)

Publication Number Publication Date
EP0203295A1 true EP0203295A1 (fr) 1986-12-03
EP0203295B1 EP0203295B1 (fr) 1989-05-31

Family

ID=6271998

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86103843A Expired EP0203295B1 (fr) 1985-05-30 1986-03-20 Appareil d'épuration

Country Status (8)

Country Link
US (1) US4710287A (fr)
EP (1) EP0203295B1 (fr)
KR (1) KR930009273B1 (fr)
AT (1) ATE43660T1 (fr)
BR (1) BR8602831A (fr)
CA (1) CA1279294C (fr)
DE (2) DE3519373A1 (fr)
ES (1) ES8705064A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600169A (nl) * 1985-01-31 1986-08-18 Voith Gmbh J M Sorteerinrichting, in het bijzonder verticale zeefinrichting.

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI76851C (fi) * 1987-07-06 1988-12-12 Ahlstroem Oy Foerfarande och anordning foer renhaollning av sil- eller siktyta.
US5009774A (en) * 1989-10-30 1991-04-23 Beloit Corporation Pulseless screen
FI91090C (fi) * 1992-09-10 1994-05-10 Ahlstroem Oy Menetelmä ja laite massan käsittelemiseksi
US5323913A (en) * 1992-12-08 1994-06-28 Bird Escher Wyss Inc. Pressure screening apparatus with baffle
US5580446A (en) * 1994-10-20 1996-12-03 International Paper Company Screen, vortex apparatus for cleaning recycled pulp and related process
DE102006030905B3 (de) * 2006-07-04 2007-07-19 Voith Patent Gmbh Verfahren zur Abscheidung von Verunreinigungen aus einer Faserstoffsuspension

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492209A (en) * 1974-12-03 1977-11-16 Escher Wyss Gmbh Separators for stock suspensions
DE3140549A1 (de) * 1981-10-13 1983-05-05 J.M. Voith Gmbh, 7920 Heidenheim Sortiergeraet, insbesondere fuer fasersuspensionen der papierindustrie

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3145165A (en) * 1961-10-23 1964-08-18 Sandison Alexander Greswolde Pulp screens
FR1600477A (fr) * 1967-12-14 1970-07-27
US3680696A (en) * 1970-03-23 1972-08-01 Bird Machine Co Screening
GB1294980A (fr) * 1970-05-11 1972-11-01
GB1348347A (en) * 1971-08-16 1974-03-13 Burkhardt H H Kurtz H M Apparatus for filtering a fibrous material suspension
US4166028A (en) * 1976-05-20 1979-08-28 The Black Clawson Company Apparatus for screening paper fiber stock
FI58955C (fi) * 1976-11-22 1981-05-11 Valmet Oy I tillrinningsroerledning i en pappersmaskins hydrauliska inloppslaoda placerbar daempningsanordning foer tryck- och stroemningsstoerningar
US4126513A (en) * 1977-06-30 1978-11-21 Beloit Corporation Air dome attenuator
US4391702A (en) * 1977-10-07 1983-07-05 Nippon Steel Corporation Method for classification of coals for coke production
US4234417A (en) * 1979-03-29 1980-11-18 Gauld Equipment Manufacturing Co. Fibrous stock screen
US4328096A (en) * 1980-03-17 1982-05-04 The Black Clawson Company Dual flow screening apparatus
JPS57153775A (en) * 1981-03-16 1982-09-22 Kikkoman Shoyu Co Ltd Classifier
DE3121855C2 (de) * 1981-06-02 1984-12-06 J.M. Voith Gmbh, 7920 Heidenheim Rotationssortierer für Faserstoffsuspensionen
US4462900A (en) * 1982-07-16 1984-07-31 Beloit Corporation Centrifugal pulp screening device and method

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1492209A (en) * 1974-12-03 1977-11-16 Escher Wyss Gmbh Separators for stock suspensions
DE3140549A1 (de) * 1981-10-13 1983-05-05 J.M. Voith Gmbh, 7920 Heidenheim Sortiergeraet, insbesondere fuer fasersuspensionen der papierindustrie

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8600169A (nl) * 1985-01-31 1986-08-18 Voith Gmbh J M Sorteerinrichting, in het bijzonder verticale zeefinrichting.

Also Published As

Publication number Publication date
ES555443A0 (es) 1987-04-16
DE3519373A1 (de) 1986-12-04
EP0203295B1 (fr) 1989-05-31
KR860009191A (ko) 1986-12-20
DE3519373C2 (fr) 1989-03-23
CA1279294C (fr) 1991-01-22
DE3663699D1 (en) 1989-07-06
KR930009273B1 (ko) 1993-09-25
US4710287A (en) 1987-12-01
BR8602831A (pt) 1987-02-10
ES8705064A1 (es) 1987-04-16
ATE43660T1 (de) 1989-06-15

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