FR2441406A1 - METHOD AND APPARATUS FOR SPLITTING THE SCREEN OF A FILTER FOR FIBER SUSPENSIONS - Google Patents

METHOD AND APPARATUS FOR SPLITTING THE SCREEN OF A FILTER FOR FIBER SUSPENSIONS

Info

Publication number
FR2441406A1
FR2441406A1 FR7928485A FR7928485A FR2441406A1 FR 2441406 A1 FR2441406 A1 FR 2441406A1 FR 7928485 A FR7928485 A FR 7928485A FR 7928485 A FR7928485 A FR 7928485A FR 2441406 A1 FR2441406 A1 FR 2441406A1
Authority
FR
France
Prior art keywords
screen
filter
splitting
fiber suspensions
fiber
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.)
Withdrawn
Application number
FR7928485A
Other languages
French (fr)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2441406A1 publication Critical patent/FR2441406A1/en
Withdrawn legal-status Critical Current

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
    • B01D29/117—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 outward flow filtration
    • B01D29/118—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 outward flow filtration open-ended
    • 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
    • B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B01D29/54—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 multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
    • 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
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/603—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by flow measuring
    • 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
    • B01D29/60—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration
    • B01D29/606—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor integrally combined with devices for controlling the filtration by pressure measuring
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
  • Preliminary Treatment Of Fibers (AREA)

Abstract

A.PROCEDE ET APPAREIL POUR DEBOURRER L'ECRAN D'UN FILTRE POUR SUSPENSIONS DE FIBRES. B.PROCEDE CARACTERISE EN CE QU'ON COMPARE L'AMPLITUDE D'AU MOINS UN PARAMETRE PHYSIQUE DE LA SUSPENSION DE FIBRES D'AU MOINS UN COTE DE LA PLAQUE FORMANT ECRAN 1, 2, 24, 25 ET ON COMMANDE LE MOYEN D'ENTRAINEMENT 41, 48, 49, EN FONCTION DE LA DEVIATION DE LA GRANDEUR MESUREE PAR RAPPORT A UN PARAMETRE DANS UNE PLAGE DONNEE, DE FACON A AUGMENTER LA VITESSE DU MOUVEMENT RELATIF.A.PROCESS AND APPARATUS FOR BLOCKING THE SCREEN WITH A FILTER FOR FIBER SUSPENSIONS. B. PROCESS CHARACTERIZED BY COMPARING THE AMPLITUDE OF AT LEAST ONE PHYSICAL PARAMETER OF THE FIBER SUSPENSION OF AT LEAST ONE SIDE OF THE PLATE FORMING SCREEN 1, 2, 24, 25 AND ORDERING THE MEANS OF DRIVE 41, 48, 49, AS A FUNCTION OF THE DEVIATION OF THE QUANTITY MEASURED IN RELATION TO A PARAMETER IN A GIVEN RANGE, SO AS TO INCREASE THE SPEED OF THE RELATIVE MOVEMENT.

FR7928485A 1978-11-17 1979-11-19 METHOD AND APPARATUS FOR SPLITTING THE SCREEN OF A FILTER FOR FIBER SUSPENSIONS Withdrawn FR2441406A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE7811897 1978-11-17
SE7901076A SE7901076L (en) 1978-11-17 1979-02-07 TAKE REMOVING ADHESIVE SILGING FROM A SILVER PLATE IN A FILTER SUSPENSION SYSTEM AND A DEVICE FOR EXERCISING THE SET

Publications (1)

Publication Number Publication Date
FR2441406A1 true FR2441406A1 (en) 1980-06-13

Family

ID=26657156

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7928485A Withdrawn FR2441406A1 (en) 1978-11-17 1979-11-19 METHOD AND APPARATUS FOR SPLITTING THE SCREEN OF A FILTER FOR FIBER SUSPENSIONS

Country Status (9)

Country Link
AU (1) AU5275579A (en)
BR (1) BR7907433A (en)
DE (1) DE2946356A1 (en)
ES (2) ES486029A1 (en)
FI (1) FI793509A (en)
FR (1) FR2441406A1 (en)
GB (1) GB2035824A (en)
IT (1) IT1124991B (en)
SE (1) SE7901076L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443912A (en) * 1981-10-06 1984-04-24 Procom B. V. Method and apparatus for removing solid particles from a pasty mass

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE452177B (en) * 1983-09-30 1987-11-16 Nils Anders Lennart Wikdahl DEVICE FOR FRACTIONING FIBER SUSPENSIONS
FI20090455A (en) 2009-11-30 2011-05-31 Andritz Oy Procedure for the regulation of a silage
CN111760349A (en) * 2020-07-06 2020-10-13 青海省农林科学院 Microbial pesticide preparation filter equipment
CN113368559A (en) * 2021-07-26 2021-09-10 安徽达园粮油有限公司 Plant fiber filter for food production
CN114837009A (en) * 2022-04-22 2022-08-02 浙江金励环保纸业有限公司 Device for removing iron chips in wood chip slurry

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3774761A (en) * 1971-03-02 1973-11-27 A Wikdahl Process and apparatus for filtering cellulose fiber suspensions
FR2353675A1 (en) * 1976-06-03 1977-12-30 Tampella Oy Ab METHOD AND APPARATUS FOR CLASSIFICATION OF A SUSPENSION

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3774761A (en) * 1971-03-02 1973-11-27 A Wikdahl Process and apparatus for filtering cellulose fiber suspensions
FR2353675A1 (en) * 1976-06-03 1977-12-30 Tampella Oy Ab METHOD AND APPARATUS FOR CLASSIFICATION OF A SUSPENSION

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443912A (en) * 1981-10-06 1984-04-24 Procom B. V. Method and apparatus for removing solid particles from a pasty mass

Also Published As

Publication number Publication date
IT7927356A0 (en) 1979-11-16
IT1124991B (en) 1986-05-14
DE2946356A1 (en) 1980-05-29
AU5275579A (en) 1980-05-22
SE7901076L (en) 1980-05-18
ES486024A1 (en) 1980-09-01
BR7907433A (en) 1980-08-05
ES486029A1 (en) 1980-05-16
FI793509A (en) 1980-05-18
GB2035824A (en) 1980-06-25

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Legal Events

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