AU2673295A - Method and device for concentrating or washing fibrous material - Google Patents

Method and device for concentrating or washing fibrous material

Info

Publication number
AU2673295A
AU2673295A AU26732/95A AU2673295A AU2673295A AU 2673295 A AU2673295 A AU 2673295A AU 26732/95 A AU26732/95 A AU 26732/95A AU 2673295 A AU2673295 A AU 2673295A AU 2673295 A AU2673295 A AU 2673295A
Authority
AU
Australia
Prior art keywords
concentrating
fibrous material
washing fibrous
washing
fibrous
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.)
Abandoned
Application number
AU26732/95A
Inventor
Dietmar Hausjell
Johannes Kappel
Wilhelm Mausser
Peter Scheucher
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.)
Andritz Patentverwaltungs GmbH
Original Assignee
Andritz Patentverwaltungs 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 Andritz Patentverwaltungs GmbH filed Critical Andritz Patentverwaltungs GmbH
Publication of AU2673295A publication Critical patent/AU2673295A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • B01D33/23—Construction of discs or component sectors thereof
    • 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
    • B01D33/466—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element scrapers
    • 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
    • B01D33/60—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for washing
    • 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
    • B01D33/62—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying
    • B01D33/66—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating
    • B01D33/663—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by gases or by heating by direct contact with a fluid
    • 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
    • B01D33/72—Filters with filtering elements which move during the filtering operation having feed or discharge devices for feeding
    • 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
    • B01D33/76—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/02—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents
    • D21C9/06—Washing ; Displacing cooking or pulp-treating liquors contained in the pulp by fluids, e.g. wash water or other pulp-treating agents in filters ; Washing of concentrated pulp, e.g. pulp mats, on filtering surfaces
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from 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
    • B01D2201/282—Filtering elements with a horizontal rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Paper (AREA)
AU26732/95A 1994-08-16 1995-06-01 Method and device for concentrating or washing fibrous material Abandoned AU2673295A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT1581/94 1994-08-16
AT0158194A AT401014B (en) 1994-08-16 1994-08-16 METHOD AND DEVICE FOR THICKENING OR FOR FIBER FABRIC WASHING
PCT/EP1995/002089 WO1996005363A1 (en) 1994-08-16 1995-06-01 Method and device for concentrating or washing fibrous material

Publications (1)

Publication Number Publication Date
AU2673295A true AU2673295A (en) 1996-03-07

Family

ID=3516513

Family Applications (1)

Application Number Title Priority Date Filing Date
AU26732/95A Abandoned AU2673295A (en) 1994-08-16 1995-06-01 Method and device for concentrating or washing fibrous material

Country Status (5)

Country Link
AT (1) AT401014B (en)
AU (1) AU2673295A (en)
FI (1) FI970309A (en)
SE (1) SE522859C2 (en)
WO (1) WO1996005363A1 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416668A (en) * 1967-08-23 1968-12-17 D & S Engineering Internat Ltd Table filter washer
US4056473A (en) * 1976-05-25 1977-11-01 Bjarne Ivar Nilsson Rotary filter for concentrating fiber suspensions
US4217170A (en) * 1977-11-18 1980-08-12 Ingersoll-Rand Company Pulp washer discharging a low consistency pulp slurry
JPS5512808A (en) * 1978-07-03 1980-01-29 Seichiyou Kikai Kk Drum shaped disc filter in paper making
CA1255949A (en) * 1984-01-06 1989-06-20 A. Bruce Hunter Washing of papermaking pulp stock
SE445655B (en) * 1984-11-23 1986-07-07 Hedemora Ab ROTATING DISC FILTER
FI71961C (en) * 1985-10-31 1987-03-09 Enso Gutzeit Oy Device for washing cellulose.
US5192454A (en) * 1987-11-05 1993-03-09 A. Ahlstrom Corporation Method for treating fiber suspension
SE461317B (en) * 1988-02-03 1990-02-05 Bjarne Nilsson thickener
US5330646A (en) * 1990-02-16 1994-07-19 Ingenjorsfirman R. Frykhult Ab Apparatus for filtering liquids
AT397213B (en) * 1992-08-12 1994-02-25 Andritz Patentverwaltung METHOD AND SYSTEM FOR RECOVERING SOLIDS

Also Published As

Publication number Publication date
AT401014B (en) 1996-05-28
ATA158194A (en) 1995-10-15
SE9700531D0 (en) 1997-02-14
FI970309A0 (en) 1997-01-24
FI970309A (en) 1997-01-24
SE522859C2 (en) 2004-03-09
WO1996005363A1 (en) 1996-02-22
SE9700531L (en) 1997-02-14

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