IT1153904B - Dispositivo di selezione per l'industria cartaria - Google Patents

Dispositivo di selezione per l'industria cartaria

Info

Publication number
IT1153904B
IT1153904B IT23694/82A IT2369482A IT1153904B IT 1153904 B IT1153904 B IT 1153904B IT 23694/82 A IT23694/82 A IT 23694/82A IT 2369482 A IT2369482 A IT 2369482A IT 1153904 B IT1153904 B IT 1153904B
Authority
IT
Italy
Prior art keywords
selection device
paper industry
industry
paper
selection
Prior art date
Application number
IT23694/82A
Other languages
English (en)
Other versions
IT8223694A0 (it
Inventor
Josef Tra
Werner Witek
Original Assignee
Voith Gmbh J M
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 Voith Gmbh J M filed Critical Voith Gmbh J M
Publication of IT8223694A0 publication Critical patent/IT8223694A0/it
Application granted granted Critical
Publication of IT1153904B publication Critical patent/IT1153904B/it

Links

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
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
    • D21D5/24—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force in cyclones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
    • B04C5/13—Construction of the overflow ducting, e.g. diffusing or spiral exits formed as a vortex finder and extending into the vortex chamber; Discharge from vortex finder otherwise than at the top of the cyclone; Devices for controlling the overflow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C7/00—Apparatus not provided for in group B04C1/00, B04C3/00, or B04C5/00; Multiple arrangements not provided for in one of the groups B04C1/00, B04C3/00, or B04C5/00; Combinations of apparatus covered by two or more of the groups B04C1/00, B04C3/00, or B04C5/00
    • 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
    • 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
IT23694/82A 1981-10-13 1982-10-11 Dispositivo di selezione per l'industria cartaria IT1153904B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3140549A DE3140549C2 (de) 1981-10-13 1981-10-13 Sortiergerät für Fasersuspensionen der Papierindustrie

Publications (2)

Publication Number Publication Date
IT8223694A0 IT8223694A0 (it) 1982-10-11
IT1153904B true IT1153904B (it) 1987-01-21

Family

ID=6143977

Family Applications (2)

Application Number Title Priority Date Filing Date
IT8223140U IT8223140V0 (it) 1981-10-13 1982-10-11 Dispositivo di selezione perl'industria cartaria.
IT23694/82A IT1153904B (it) 1981-10-13 1982-10-11 Dispositivo di selezione per l'industria cartaria

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT8223140U IT8223140V0 (it) 1981-10-13 1982-10-11 Dispositivo di selezione perl'industria cartaria.

Country Status (7)

Country Link
JP (1) JPS58122012A (it)
AT (1) AT384253B (it)
CH (1) CH657395A5 (it)
DE (1) DE3140549C2 (it)
FR (1) FR2514384A1 (it)
GB (1) GB2109260B (it)
IT (2) IT8223140V0 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4619761A (en) * 1984-12-20 1986-10-28 Koppers Company, Inc. Method for screening or fractionation
US4707165A (en) * 1985-03-04 1987-11-17 Aeroquip Corporation Gas and fluid separator
DE3519373A1 (de) * 1985-05-30 1986-12-04 J.M. Voith Gmbh, 7920 Heidenheim Sortiergeraet
AU683786B2 (en) * 1992-12-26 1997-11-20 Sunds Defibrator Industries Ab Screening arrangement
SE504162C2 (sv) * 1994-12-07 1996-11-25 Sunds Defibrator Ind Ab Silanordning
DE19825669B4 (de) * 1998-06-09 2005-09-08 Voith Paper Patent Gmbh Siebapparat für eine verschmutzte Faserstoffsuspension
GB2403440B (en) * 2003-07-04 2007-09-05 Dynamic Proc Solutions Plc Separator

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL43368C (it) * 1935-03-22
FR1004379A (fr) * 1947-04-11 1952-03-28 Procédé et appareil de traitement de mélanges fluides hétérogènes, en particulier de pâte à papier
DE1461195A1 (de) * 1963-08-02 1969-02-06 Jan Fellegi Anlage zum Sichten von Faserstoffsuspensionen
AT244996B (de) * 1963-08-26 1966-02-10 Voith Gmbh J M Wirbelabscheider
SE346705B (it) * 1970-04-01 1972-07-17 N Wikdahl
DE2140372A1 (de) * 1971-08-12 1973-03-01 Voith Gmbh J M Altpapier-aufbereitungsanlage
US3912622A (en) * 1974-05-30 1975-10-14 Bird Machine Co Screening machine with lights removal
DE2514162B2 (de) * 1975-03-29 1977-02-03 Anlage zur Aufbereitung von Altpapier J.M. Voith GmbH, 7920 Heidenheim Anlage zur aufbereitung von altpapier
CA1068959A (en) * 1977-01-03 1980-01-01 Beloit Corporation Apparatus for pulping and grading waste material
DE2712749A1 (de) * 1977-03-23 1979-02-08 Finckh Maschf Sortierer zum sichten von fasersuspensionen
US4136018A (en) * 1977-11-10 1979-01-23 Beloit Corporation Vortex separator with coaxial inlet and lightweight reject pipelines
ATA873277A (de) * 1977-11-30 1980-03-15 Escher Wyss Gmbh Anlage zum verarbeiten von altpapier
DE2818029C2 (de) * 1978-04-25 1984-01-12 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zum Sortieren von Faserstoffsuspensionen
DE3005518A1 (de) * 1979-02-16 1980-09-04 Beloit Walmsley Ltd Stofftrennvorrichtung

Also Published As

Publication number Publication date
GB2109260B (en) 1985-06-12
DE3140549A1 (de) 1983-05-05
DE3140549C2 (de) 1986-10-16
JPS58122012A (ja) 1983-07-20
AT384253B (de) 1987-10-27
IT8223694A0 (it) 1982-10-11
CH657395A5 (de) 1986-08-29
GB2109260A (en) 1983-06-02
IT8223140V0 (it) 1982-10-11
ATA343082A (de) 1987-03-15
FR2514384A1 (fr) 1983-04-15

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