FR2353675A1 - Procede et appareil pour le classement d'une suspension - Google Patents

Procede et appareil pour le classement d'une suspension

Info

Publication number
FR2353675A1
FR2353675A1 FR7716486A FR7716486A FR2353675A1 FR 2353675 A1 FR2353675 A1 FR 2353675A1 FR 7716486 A FR7716486 A FR 7716486A FR 7716486 A FR7716486 A FR 7716486A FR 2353675 A1 FR2353675 A1 FR 2353675A1
Authority
FR
France
Prior art keywords
classification
suspension
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Withdrawn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
FR7716486A
Other languages
English (en)
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.)
Tampella Oy AB
Original Assignee
Tampella Oy AB
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 Tampella Oy AB filed Critical Tampella Oy AB
Publication of FR2353675A1 publication Critical patent/FR2353675A1/fr
Withdrawn legal-status Critical Current

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
    • D21D5/02—Straining or screening the pulp
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils
    • 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
    • B01D29/60—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
    • 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
    • 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
    • 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)
  • Sorting Of Articles (AREA)
FR7716486A 1976-06-03 1977-05-31 Procede et appareil pour le classement d'une suspension Withdrawn FR2353675A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI761578A FI761578A7 (ref) 1976-06-03 1976-06-03

Publications (1)

Publication Number Publication Date
FR2353675A1 true FR2353675A1 (fr) 1977-12-30

Family

ID=8510043

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7716486A Withdrawn FR2353675A1 (fr) 1976-06-03 1977-05-31 Procede et appareil pour le classement d'une suspension

Country Status (6)

Country Link
DE (2) DE2720383A1 (ref)
FI (1) FI761578A7 (ref)
FR (1) FR2353675A1 (ref)
GB (1) GB1584715A (ref)
NO (1) NO771943L (ref)
SE (1) SE7706390L (ref)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441406A1 (fr) * 1978-11-17 1980-06-13 Wikdahl Lennart Procede et appareil pour debourrer l'ecran d'un filtre pour suspensions de fibres
WO1983001969A1 (en) * 1981-11-24 1983-06-09 Nils Anders Lennart Wikdahl Method of preventing clogging a screening means

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20090455A7 (fi) 2009-11-30 2011-05-31 Andritz Oy Menetelmä lajittamon säätämiseksi

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2441406A1 (fr) * 1978-11-17 1980-06-13 Wikdahl Lennart Procede et appareil pour debourrer l'ecran d'un filtre pour suspensions de fibres
WO1983001969A1 (en) * 1981-11-24 1983-06-09 Nils Anders Lennart Wikdahl Method of preventing clogging a screening means

Also Published As

Publication number Publication date
NO771943L (no) 1977-12-06
DE2720383A1 (de) 1977-12-08
DE7714388U1 (de) 1978-12-14
FI761578A7 (ref) 1977-12-04
SE7706390L (sv) 1977-12-04
GB1584715A (en) 1981-02-18

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Legal Events

Date Code Title Description
ST Notification of lapse