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ATA890A - METHOD AND DRUM FILTER FOR THICKENING SLURCHES AND FOR THEIR PROCESSING WITH LIQUID - Google Patents

METHOD AND DRUM FILTER FOR THICKENING SLURCHES AND FOR THEIR PROCESSING WITH LIQUID

Info

Publication number
ATA890A
ATA890A AT0000890A AT890A ATA890A AT A890 A ATA890 A AT A890A AT 0000890 A AT0000890 A AT 0000890A AT 890 A AT890 A AT 890A AT A890 A ATA890 A AT A890A
Authority
AT
Austria
Prior art keywords
slurches
thickening
liquid
processing
drum filter
Prior art date
Application number
AT0000890A
Other languages
German (de)
Other versions
AT395181B (en
Inventor
Aaro Ahlgren
Original Assignee
Sunds Defibrator Rauma Oy
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 Sunds Defibrator Rauma Oy filed Critical Sunds Defibrator Rauma Oy
Publication of ATA890A publication Critical patent/ATA890A/en
Application granted granted Critical
Publication of AT395181B publication Critical patent/AT395181B/en

Links

Classifications

    • 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
    • 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
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • 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
    • B01D33/64—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression
    • B01D33/644—Handling the filter cake in the filter for purposes other than for regenerating the filter cake remaining on the filtering element for drying by compression by pressure plates, membranes
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • B01D35/31—Filter housing constructions including arrangements for environmental protection, e.g. pressure resisting features

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
AT0000890A 1988-11-11 1990-01-02 METHOD AND DRUM FILTER FOR THICKENING SLURCHES AND FOR THEIR PROCESSING WITH LIQUID AT395181B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI885228A FI81020C (en) 1988-11-11 1988-11-11 Procedure for thickening suspension and treating with liquid drum filter

Publications (2)

Publication Number Publication Date
ATA890A true ATA890A (en) 1992-02-15
AT395181B AT395181B (en) 1992-10-12

Family

ID=8527370

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0000890A AT395181B (en) 1988-11-11 1990-01-02 METHOD AND DRUM FILTER FOR THICKENING SLURCHES AND FOR THEIR PROCESSING WITH LIQUID

Country Status (9)

Country Link
US (1) US4995988A (en)
JP (1) JP2739247B2 (en)
AT (1) AT395181B (en)
AU (1) AU625799B2 (en)
CA (1) CA1321760C (en)
DE (1) DE3942725C2 (en)
FI (1) FI81020C (en)
FR (1) FR2656345A1 (en)
SE (1) SE500327C2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5104011A (en) * 1990-08-03 1992-04-14 Ingersoll-Rand Company Self-cleaning feed apparatus
US5722264A (en) * 1995-08-07 1998-03-03 Beloit Technologies, Inc. Single roll displacement wash press
AT404847B (en) * 1996-06-27 1999-03-25 Andritz Patentverwaltung METHOD AND DEVICE FOR DISTRIBUTING A, IN PARTICULAR MEDIUM-CONSISTENT, FIBER FIBER SUSPENSION
DE19715783A1 (en) * 1997-03-06 1998-09-10 Voith Sulzer Stoffaufbereitung Fibre suspension water extraction method
NO314152B1 (en) * 1997-03-06 2003-02-03 Voith Sulzer Papiertech Patent Process for thickening a fiber solution
KR20040048106A (en) * 2002-12-02 2004-06-07 이재철 A pressurized continuous filtering method and device
JP2007534851A (en) * 2004-04-16 2007-11-29 カデント ブラック クローソン インコーポレーテッド 2-zone wireless pulp washer
SE531152C2 (en) * 2005-12-22 2009-01-07 Metso Paper Inc Washing machine for washing pulp with rotating flow in the propagation zone
FI20080281L (en) * 2008-04-11 2009-10-12 Larox Oyj Liquid removal filter and procedure for its cleaning
SE533686C2 (en) * 2009-04-09 2010-12-07 Andritz Oy Pressure for dewatering a suspension, and ways of cleaning it
DE102016115577A1 (en) * 2016-08-23 2018-03-01 Andritz Kmpt Gmbh Vacuum and / or pressure drum filter device
CN108434834B (en) * 2018-04-26 2021-08-06 宁夏英力特化工股份有限公司 Mixing filter for liquid material

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3487941A (en) * 1967-05-10 1970-01-06 Pertti Olavi Haapamaki Pressure washer
DE1611106A1 (en) * 1967-08-31 1970-09-03 Krauss Maffei Imp Gmbh Cellless drum filter with side trough
AU463093B2 (en) * 1971-04-14 1975-06-30 Improved Machinery Inc. Apparatus and method for processing suspensions containing fibrous material
US3772144A (en) * 1971-04-14 1973-11-13 Improved Machinery Inc Apparatus and method for thickening and washing suspensions containing fibrous material
US4085003A (en) * 1977-03-18 1978-04-18 Ingersoll-Rand Company Pressure pulp washer with pivoted baffle
US4808265A (en) * 1986-08-07 1989-02-28 Ingersoll-Rand Company Method of washing pulp in a pressure pulp washer adding two washing liquids
US4737277A (en) * 1986-11-03 1988-04-12 Dorr-Oliver Incorporated Vacuum expression belt tracking and control apparatus for rotary drum vacuum filter
WO1990010109A1 (en) * 1989-02-23 1990-09-07 Beloit Corporation Pulp washing apparatus and process

Also Published As

Publication number Publication date
SE8903329L (en) 1990-05-12
JPH02175986A (en) 1990-07-09
SE500327C2 (en) 1994-06-06
FR2656345A1 (en) 1991-06-28
AU4705589A (en) 1991-06-27
FI885228A0 (en) 1988-11-11
AT395181B (en) 1992-10-12
FR2656345B1 (en) 1995-06-02
FI81020B (en) 1990-05-31
US4995988A (en) 1991-02-26
FI81020C (en) 1992-03-24
CA1321760C (en) 1993-08-31
SE8903329D0 (en) 1989-10-10
DE3942725A1 (en) 1991-06-27
JP2739247B2 (en) 1998-04-15
DE3942725C2 (en) 1998-12-03
AU625799B2 (en) 1992-07-16

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Legal Events

Date Code Title Description
REN Ceased due to non-payment of the annual fee