SE309715B - - Google Patents

Info

Publication number
SE309715B
SE309715B SE11804/65A SE1180465A SE309715B SE 309715 B SE309715 B SE 309715B SE 11804/65 A SE11804/65 A SE 11804/65A SE 1180465 A SE1180465 A SE 1180465A SE 309715 B SE309715 B SE 309715B
Authority
SE
Sweden
Prior art keywords
chamber
pulp
filtered
screen
pulsations
Prior art date
Application number
SE11804/65A
Other languages
English (en)
Inventor
E Holz
Original Assignee
Finckh Metalltuch Maschf
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 Finckh Metalltuch Maschf filed Critical Finckh Metalltuch Maschf
Publication of SE309715B publication Critical patent/SE309715B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
    • B01D29/115—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
    • B01D29/666—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps by a stirrer placed on the filtrate side of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/90—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding
    • B01D29/908—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for feeding provoking a tangential stream
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
    • B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
    • B01D29/945—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/184—Special form, dimension of the openings, pores of the filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/28—Position of the filtering element
    • B01D2201/287—Filtering elements with a vertical or inclined rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
SE11804/65A 1964-09-16 1965-09-10 SE309715B (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF26679U DE1905832U (de) 1964-09-16 1964-09-16 Sichter fuer papierstoff-suspensionen.

Publications (1)

Publication Number Publication Date
SE309715B true SE309715B (enrdf_load_stackoverflow) 1969-03-31

Family

ID=7092112

Family Applications (1)

Application Number Title Priority Date Filing Date
SE11804/65A SE309715B (enrdf_load_stackoverflow) 1964-09-16 1965-09-10

Country Status (5)

Country Link
US (1) US3581903A (enrdf_load_stackoverflow)
DE (1) DE1905832U (enrdf_load_stackoverflow)
FI (1) FI42790B (enrdf_load_stackoverflow)
GB (1) GB1060019A (enrdf_load_stackoverflow)
SE (1) SE309715B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699324A (en) * 1985-06-18 1987-10-13 Kamyr Ab Combined screening and reject reduction

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105543A (en) * 1974-08-09 1978-08-08 The Black Clawson Company Method for screening paper fiber stock
DE2830386C2 (de) * 1978-07-11 1982-09-02 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Verfahren zum Sortieren von Fasersuspensionen sowie Drucksortierer zur Durchführung des Verfahrens
US4252641A (en) * 1979-08-06 1981-02-24 The Black Clawson Company Pressurized screen
US4276159A (en) * 1980-06-19 1981-06-30 The Black Clawson Company Apparatus for screening paper fiber stock
AT377709B (de) * 1981-02-16 1985-04-25 Chemiefaser Lenzing Ag Filterapparat zur abtrennung von feststoffen aus fluessigkeiten
ATE19272T1 (de) * 1981-06-19 1986-05-15 Black Clawson Co Siebvorrichtung fuer papierstoffaufschwemmungen und verfahren zur behandlung von papierstoffaufschwemmungen.
DE3265205D1 (en) * 1982-05-04 1985-09-12 Finckh Maschf Screen drum for a pulp stock screening apparatus
EP0119345B1 (en) * 1983-01-21 1987-01-07 The Black Clawson Company Screening apparatus for paper making stock
DE3336874A1 (de) * 1983-10-11 1985-04-25 Hermann Finckh Maschinenfabrik GmbH & Co, 7410 Reutlingen Sortiersieb
FI76139C (fi) * 1987-01-19 1988-09-09 Ahlstroem Oy Foerfarande och anordning foer kvistseparering.
US4957630A (en) * 1988-12-27 1990-09-18 Bratten Jack R Drum filter with divergent hole perforated filter media
EP0383622A3 (en) * 1989-02-16 1990-12-19 Tom Holdings Limited Filtration process
DE3940334A1 (de) * 1989-12-06 1991-06-13 Finckh Maschf Sieb fuer drucksortierer fuer fasersuspensionen
US5221437A (en) * 1991-07-08 1993-06-22 The Black Clawson Company Screening apparatus for paper making stock
FR2679575B1 (fr) * 1991-07-24 1993-11-05 Beaudrey Cie E Prise d'eau, en particulier pour installation industrielle.
EP0646199B1 (de) * 1992-06-20 1996-12-11 Hermann Finckh Maschinenfabrik GmbH & Co. Drucksortierer für fasersuspensionen
SE503055C2 (sv) * 1994-07-13 1996-03-18 Birger Elofsson Kassettanordning för tillförsel av neutraliserande ämnen t ex kalk
US5566833A (en) * 1995-01-25 1996-10-22 Hermannfinckh Maschinenfabrik Gmbh & Co. Pressure sorter for fiber suspensions as well as a process for the preparation of fiber suspensions
FI118810B (fi) * 2003-09-01 2008-03-31 Anpap Oy Sihtirakenne käytettäväksi kuitutuotteen valmistuksessa
JP2008223151A (ja) * 2007-03-08 2008-09-25 Aikawa Iron Works Co Ltd 製紙用スクリーン装置
US8980086B2 (en) * 2010-12-17 2015-03-17 Midwestern Ip, Llc Waste separation and processing system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US765182A (en) * 1901-05-11 1904-07-19 Kisinger Ison Company Tubular strainer.
US1991286A (en) * 1931-02-28 1935-02-12 Svenska Ackumulator Ab Filter
US2014945A (en) * 1934-07-13 1935-09-17 Mayer Edmund Mashing apparatus
US2084433A (en) * 1934-10-27 1937-06-22 Chorlton Frank Oscar Levi Filter, strainer, and the like
FR1271054A (fr) * 1960-01-22 1961-09-08 E Et M Lamort Fils Appareil classeur pour l'épuration par tamisage des liquides contenant en suspension des particules solides et notamment des pâtes cellulosiques
US3255074A (en) * 1964-04-03 1966-06-07 Beloit Corp Headbox for paper-making machine
US3221819A (en) * 1964-05-01 1965-12-07 Richard E Dickinson Well screen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4699324A (en) * 1985-06-18 1987-10-13 Kamyr Ab Combined screening and reject reduction

Also Published As

Publication number Publication date
DE1905832U (de) 1964-12-03
GB1060019A (en) 1967-02-22
FI42790B (enrdf_load_stackoverflow) 1970-06-30
US3581903A (en) 1971-06-01

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