IT8223694A0 - SELECTION DEVICE FOR THE PAPER INDUSTRY. - Google Patents

SELECTION DEVICE FOR THE PAPER INDUSTRY.

Info

Publication number
IT8223694A0
IT8223694A0 IT8223694A IT2369482A IT8223694A0 IT 8223694 A0 IT8223694 A0 IT 8223694A0 IT 8223694 A IT8223694 A IT 8223694A IT 2369482 A IT2369482 A IT 2369482A IT 8223694 A0 IT8223694 A0 IT 8223694A0
Authority
IT
Italy
Prior art keywords
selection device
paper industry
industry
paper
selection
Prior art date
Application number
IT8223694A
Other languages
Italian (it)
Other versions
IT1153904B (en
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/en
Application granted granted Critical
Publication of IT1153904B publication Critical patent/IT1153904B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
IT23694/82A 1981-10-13 1982-10-11 SELECTION DEVICE FOR THE PAPER INDUSTRY IT1153904B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3140549A DE3140549C2 (en) 1981-10-13 1981-10-13 Sorting device for fiber suspensions in the paper industry

Publications (2)

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

Family

ID=6143977

Family Applications (2)

Application Number Title Priority Date Filing Date
IT8223140U IT8223140V0 (en) 1981-10-13 1982-10-11 SELECTION DEVICE FOR THE PAPER INDUSTRY.
IT23694/82A IT1153904B (en) 1981-10-13 1982-10-11 SELECTION DEVICE FOR THE PAPER INDUSTRY

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT8223140U IT8223140V0 (en) 1981-10-13 1982-10-11 SELECTION DEVICE FOR THE PAPER INDUSTRY.

Country Status (7)

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

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 (en) * 1985-05-30 1986-12-04 J.M. Voith Gmbh, 7920 Heidenheim SORTING DEVICE
AU683786B2 (en) * 1992-12-26 1997-11-20 Sunds Defibrator Industries Ab Screening arrangement
SE504162C2 (en) * 1994-12-07 1996-11-25 Sunds Defibrator Ind Ab A screening device
DE19825669B4 (en) * 1998-06-09 2005-09-08 Voith Paper Patent Gmbh Screening device for a soiled pulp suspension
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 (en) * 1935-03-22
FR1004379A (en) * 1947-04-11 1952-03-28 Method and apparatus for treating heterogeneous fluid mixtures, in particular pulp
DE1461195A1 (en) * 1963-08-02 1969-02-06 Jan Fellegi Plant for sifting pulp suspensions
AT244996B (en) * 1963-08-26 1966-02-10 Voith Gmbh J M Vortex separator
SE346705B (en) * 1970-04-01 1972-07-17 N Wikdahl
DE2140372A1 (en) * 1971-08-12 1973-03-01 Voith Gmbh J M WASTE PAPER PROCESSING PLANT
US3912622A (en) * 1974-05-30 1975-10-14 Bird Machine Co Screening machine with lights removal
DE2514162B2 (en) * 1975-03-29 1977-02-03 Anlage zur Aufbereitung von Altpapier J.M. Voith GmbH, 7920 Heidenheim PLANT FOR THE PROCESSING OF WASTE PAPER
CA1068959A (en) * 1977-01-03 1980-01-01 Beloit Corporation Apparatus for pulping and grading waste material
DE2712749A1 (en) * 1977-03-23 1979-02-08 Finckh Maschf SORTER FOR SITING FIBER SUSPENSIONS
US4136018A (en) * 1977-11-10 1979-01-23 Beloit Corporation Vortex separator with coaxial inlet and lightweight reject pipelines
ATA873277A (en) * 1977-11-30 1980-03-15 Escher Wyss Gmbh PLANT FOR PROCESSING WASTE PAPER
DE2818029C2 (en) * 1978-04-25 1984-01-12 J.M. Voith Gmbh, 7920 Heidenheim Device for sorting pulp suspensions
DE3005518A1 (en) * 1979-02-16 1980-09-04 Beloit Walmsley Ltd FABRIC SEPARATOR

Also Published As

Publication number Publication date
JPS58122012A (en) 1983-07-20
DE3140549C2 (en) 1986-10-16
IT8223140V0 (en) 1982-10-11
ATA343082A (en) 1987-03-15
IT1153904B (en) 1987-01-21
GB2109260B (en) 1985-06-12
FR2514384A1 (en) 1983-04-15
DE3140549A1 (en) 1983-05-05
GB2109260A (en) 1983-06-02
AT384253B (en) 1987-10-27
CH657395A5 (en) 1986-08-29

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