FR2354122A1 - Filtre a disques pour suspensions fibreuses - Google Patents

Filtre a disques pour suspensions fibreuses

Info

Publication number
FR2354122A1
FR2354122A1 FR7717789A FR7717789A FR2354122A1 FR 2354122 A1 FR2354122 A1 FR 2354122A1 FR 7717789 A FR7717789 A FR 7717789A FR 7717789 A FR7717789 A FR 7717789A FR 2354122 A1 FR2354122 A1 FR 2354122A1
Authority
FR
France
Prior art keywords
filter
discs
ducts
discharging
trough
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.)
Granted
Application number
FR7717789A
Other languages
English (en)
French (fr)
Other versions
FR2354122B3 (enExample
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.)
JM Voith GmbH
Original Assignee
JM Voith GmbH
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 JM Voith GmbH filed Critical JM Voith GmbH
Publication of FR2354122A1 publication Critical patent/FR2354122A1/fr
Application granted granted Critical
Publication of FR2354122B3 publication Critical patent/FR2354122B3/fr
Granted legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/15—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces
    • B01D33/21—Filters with filtering elements which move during the filtering operation with rotary plane filtering surfaces with hollow filtering discs transversely mounted on a hollow rotary shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B01D33/463—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/58—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element
    • B01D33/68—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
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/705—Filters with filtering elements which move during the filtering operation having feed or discharge devices with internal recirculation through the filter
    • 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
    • D21D5/046—Rotary screens
    • 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
    • B01D2201/282—Filtering elements with a horizontal rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
FR7717789A 1976-06-12 1977-06-06 Filtre a disques pour suspensions fibreuses Granted FR2354122A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2626458A DE2626458C2 (de) 1976-06-12 1976-06-12 Verfahren und Vorrichtung zur Erhöhung der Durchsatzleistung an Scheibenfiltern

Publications (2)

Publication Number Publication Date
FR2354122A1 true FR2354122A1 (fr) 1978-01-06
FR2354122B3 FR2354122B3 (enExample) 1979-03-23

Family

ID=5980425

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7717789A Granted FR2354122A1 (fr) 1976-06-12 1977-06-06 Filtre a disques pour suspensions fibreuses

Country Status (7)

Country Link
US (1) US4138338A (enExample)
JP (1) JPS52153278A (enExample)
AT (1) AT354838B (enExample)
BR (1) BR5700677U (enExample)
DE (1) DE2626458C2 (enExample)
FR (1) FR2354122A1 (enExample)
GB (1) GB1532584A (enExample)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2464329A1 (fr) * 1979-09-03 1981-03-06 Voith Sa Maquinas Equip Dispositif de filtration pour l'epaississement de suspensions fibreuses
EP0428711A4 (en) * 1989-06-09 1992-01-22 Hydro-Tek, Inc. Method and apparatus for clarifying liquids
EP0812611A1 (de) * 1996-06-13 1997-12-17 Brückner Apparatebau GmbH Drehscheibenfilter

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3528429A1 (de) * 1985-08-08 1987-02-12 Voith Gmbh J M Scheibeneindicker
FI76001C (fi) * 1986-10-28 1988-09-09 Ahlstroem Oy Blad foer en skivfilters sektor.
EP0307700B1 (de) * 1987-09-16 1992-03-04 Andreas Kufferath GmbH & Co. KG Scheibeneindicker
SE465967B (sv) * 1990-04-11 1991-11-25 Celleco Ab Foerfarande och anordning foer separering av en fibersuspension
FI20041518L (fi) * 2004-11-25 2006-05-26 Andritz Oy Menetelmä ja laite meesan käsittelemiseksi
SE529848C2 (sv) * 2006-04-10 2007-12-11 Metso Paper Inc Förfarande och anordning för matning av massa från en avvattningsenhet
EP1961475B1 (en) * 2007-02-21 2020-06-17 Veolia Water Solutions & Technologies Support High pressure cleaning device
DE102010039650A1 (de) * 2010-08-23 2012-02-23 Voith Patent Gmbh Scheibenfilter
DE102012213769A1 (de) * 2012-08-03 2014-02-06 Voith Patent Gmbh Scheibenfilter
US11000791B2 (en) * 2019-03-06 2021-05-11 Veolia Water Solutions & Technologies Support Rotary disc filter having backwash guides

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1283925A (en) * 1917-03-03 1918-11-05 United Filters Corp Filtering apparatus.
US1446448A (en) * 1921-06-06 1923-02-27 John W Brown Continuously-operating air-pressure filter
NL74224C (enExample) * 1948-08-03
US2932402A (en) * 1954-11-15 1960-04-12 Denver Equip Co Disc type filter
US3061477A (en) * 1958-11-07 1962-10-30 Guy Gaudlfrin Filtering apparatus
US3096278A (en) * 1959-03-09 1963-07-02 Eimco Corp Scraper assembly for filters
US3193105A (en) * 1961-02-06 1965-07-06 Improved Machinery Inc Continuous disc filter
US3157598A (en) * 1962-08-06 1964-11-17 Rebiscoul Gerard Self-clearing filters
US3317050A (en) * 1964-06-19 1967-05-02 Denver Equip Co Electrical vibrating agitators for rotary disc filters
US3471026A (en) * 1966-12-09 1969-10-07 Dorr Oliver Inc Continuous rotary disc filters

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2464329A1 (fr) * 1979-09-03 1981-03-06 Voith Sa Maquinas Equip Dispositif de filtration pour l'epaississement de suspensions fibreuses
EP0428711A4 (en) * 1989-06-09 1992-01-22 Hydro-Tek, Inc. Method and apparatus for clarifying liquids
EP0812611A1 (de) * 1996-06-13 1997-12-17 Brückner Apparatebau GmbH Drehscheibenfilter

Also Published As

Publication number Publication date
AT354838B (de) 1979-01-25
GB1532584A (en) 1978-11-15
US4138338A (en) 1979-02-06
DE2626458C2 (de) 1978-08-17
FR2354122B3 (enExample) 1979-03-23
BR5700677U (pt) 1978-05-23
ATA337977A (de) 1979-06-15
JPS52153278A (en) 1977-12-20
DE2626458B1 (de) 1977-12-01

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Legal Events

Date Code Title Description
ST Notification of lapse