DE69225001T2 - Vorrichtung zur filterung von suspensionen - Google Patents

Vorrichtung zur filterung von suspensionen

Info

Publication number
DE69225001T2
DE69225001T2 DE69225001T DE69225001T DE69225001T2 DE 69225001 T2 DE69225001 T2 DE 69225001T2 DE 69225001 T DE69225001 T DE 69225001T DE 69225001 T DE69225001 T DE 69225001T DE 69225001 T2 DE69225001 T2 DE 69225001T2
Authority
DE
Germany
Prior art keywords
filtering suspensions
suspensions
filtering
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.)
Expired - Fee Related
Application number
DE69225001T
Other languages
English (en)
Other versions
DE69225001D1 (de
Inventor
Roger Haeffner
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.)
Kempulp Sweden AB
Original Assignee
Beloit Technologies Inc
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 Beloit Technologies Inc filed Critical Beloit Technologies Inc
Application granted granted Critical
Publication of DE69225001D1 publication Critical patent/DE69225001D1/de
Publication of DE69225001T2 publication Critical patent/DE69225001T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • D21D5/06—Rotary screen-drums
    • 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
    • B01D33/463—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
    • B01D33/70—Filters with filtering elements which move during the filtering operation having feed or discharge devices
    • B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
    • B01D33/742—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate containing fixed liquid displacement elements or cores
    • 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
    • B01D33/80—Accessories
    • B01D33/804—Accessories integrally combined with devices for controlling the filtration
    • B01D33/807—Accessories integrally combined with devices for controlling the filtration by level measuring
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filtration Of Liquid (AREA)
  • Paper (AREA)
DE69225001T 1992-12-14 1992-12-14 Vorrichtung zur filterung von suspensionen Expired - Fee Related DE69225001T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP6514033A JP2686850B2 (ja) 1992-12-14 1992-12-14 懸濁液の濾過装置
PCT/SE1992/000862 WO1994013880A1 (en) 1992-12-14 1992-12-14 Apparatus for filtering suspensions
CA002151593A CA2151593C (en) 1992-12-14 1992-12-14 Apparatus for filtering suspensions

Publications (2)

Publication Number Publication Date
DE69225001D1 DE69225001D1 (de) 1998-05-07
DE69225001T2 true DE69225001T2 (de) 1998-10-01

Family

ID=27170030

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69225001T Expired - Fee Related DE69225001T2 (de) 1992-12-14 1992-12-14 Vorrichtung zur filterung von suspensionen

Country Status (8)

Country Link
US (1) US5692619A (de)
EP (1) EP0673454B1 (de)
JP (1) JP2686850B2 (de)
CA (1) CA2151593C (de)
DE (1) DE69225001T2 (de)
ES (1) ES2115755T3 (de)
FI (1) FI952896A0 (de)
WO (1) WO1994013880A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6833077B2 (en) * 2001-04-23 2004-12-21 Gl&V Management Hungary Kft. Sequential swinging precoat removal and renewal system, filter so equipped and method
JP3772172B2 (ja) * 2004-01-23 2006-05-10 栄工機株式会社 ドラム形の精選又は洗浄装置
EP1961475B1 (de) * 2007-02-21 2020-06-17 Veolia Water Solutions & Technologies Support Hochdruckreinigungsgerät
US11000791B2 (en) * 2019-03-06 2021-05-11 Veolia Water Solutions & Technologies Support Rotary disc filter having backwash guides

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591009A (en) * 1969-08-22 1971-07-06 Oscar Luthi Disc filter having filtrate directing means
FI54060C (fi) * 1976-09-14 1978-10-10 Rauma Repola Oy Skivfilter
SE462597B (sv) * 1988-11-25 1990-07-23 Celleco Ab Foerfarande och anordning foer fraktionering av suspensioner
CA2069883A1 (en) * 1990-02-16 1991-08-17 Rune Frykhult Apparatus for filtering liquids
AU634359B2 (en) * 1990-02-16 1993-02-18 Nordic Water Products Ab Apparatus for filtering liquids

Also Published As

Publication number Publication date
JPH07509286A (ja) 1995-10-12
CA2151593C (en) 1999-02-23
US5692619A (en) 1997-12-02
JP2686850B2 (ja) 1997-12-08
DE69225001D1 (de) 1998-05-07
FI952896A (fi) 1995-06-13
EP0673454A1 (de) 1995-09-27
WO1994013880A1 (en) 1994-06-23
ES2115755T3 (es) 1998-07-01
EP0673454B1 (de) 1998-04-01
FI952896A0 (fi) 1995-06-13
CA2151593A1 (en) 1994-06-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: STENGER, WATZKE & RING PATENTANWAELTE, 40547 DUESSELDORF

8327 Change in the person/name/address of the patent owner

Owner name: GL&V/CELLECO AB, STOCKHOLM, SE

8339 Ceased/non-payment of the annual fee