SE9504169L - Roterande filter - Google Patents

Roterande filter

Info

Publication number
SE9504169L
SE9504169L SE9504169A SE9504169A SE9504169L SE 9504169 L SE9504169 L SE 9504169L SE 9504169 A SE9504169 A SE 9504169A SE 9504169 A SE9504169 A SE 9504169A SE 9504169 L SE9504169 L SE 9504169L
Authority
SE
Sweden
Prior art keywords
rotating filters
variable design
zone
separating
liquid
Prior art date
Application number
SE9504169A
Other languages
English (en)
Other versions
SE516007C2 (sv
SE9504169D0 (sv
Inventor
Frans Wenzl
Wolf Sacherer
Original Assignee
Andritz Patentverwaltung
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 Patentverwaltung filed Critical Andritz Patentverwaltung
Publication of SE9504169D0 publication Critical patent/SE9504169D0/sv
Publication of SE9504169L publication Critical patent/SE9504169L/sv
Publication of SE516007C2 publication Critical patent/SE516007C2/sv

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
    • B01D33/06—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
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
    • 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
    • B01D33/80—Accessories
    • B01D33/82—Means for pressure distribution
    • 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)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
SE9504169A 1994-12-13 1995-11-22 Roterande filter SE516007C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0232094A AT402209B (de) 1994-12-13 1994-12-13 Drehfilter mit einer vorrichtung zum trennen eines flüssigkeits-feststoffgemisches, insbesondere einer faserstoffsuspension

Publications (3)

Publication Number Publication Date
SE9504169D0 SE9504169D0 (sv) 1995-11-22
SE9504169L true SE9504169L (sv) 1996-06-14
SE516007C2 SE516007C2 (sv) 2001-11-05

Family

ID=3532189

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9504169A SE516007C2 (sv) 1994-12-13 1995-11-22 Roterande filter

Country Status (5)

Country Link
US (1) US5674396A (sv)
AT (1) AT402209B (sv)
CA (1) CA2164146C (sv)
NO (1) NO305687B1 (sv)
SE (1) SE516007C2 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE510746C2 (sv) * 1996-09-19 1999-06-21 Kvaerner Pulping Asa Anordning vid en filtersektor för en roterande filterskiva
AT403770B (de) * 1996-10-09 1998-05-25 Andritz Patentverwaltung Steuerkopf für drehfilter
US5954956A (en) * 1997-07-22 1999-09-21 J&L Fiber Services Modular screen cylinder and a method for its manufacture
US5914048A (en) * 1997-11-13 1999-06-22 Beloit Technologies, Inc. Adjustable control valve system for rotating disc filter and method of operating the system
CN1100585C (zh) * 1998-05-18 2003-02-05 罗成德 液体分离旋转控制头
CN1101240C (zh) * 1998-05-18 2003-02-12 罗成德 压力过滤机
US6138838A (en) * 1998-05-29 2000-10-31 J&L Fiber Services, Inc. Screen media and a screening passage therefore
US8137568B2 (en) * 2005-09-26 2012-03-20 Andritz Ltd. Rotary drum vacuum filter
AT505247B1 (de) 2007-05-30 2009-01-15 Andritz Ag Maschf Vakuumunterstütztes entwässerungsverfahren und rotierender filter zur durchführung des entwässerungsverfahrens
US20080313017A1 (en) * 2007-06-14 2008-12-18 Totten John C Methods and apparatus to weight incomplete respondent data
US9551430B2 (en) * 2012-10-01 2017-01-24 Andritz Inc. Flat-face valve for pulp rotary drum vacuum washer filter and method
EP3481527B1 (en) * 2016-08-12 2022-07-13 Evoqua Water Technologies LLC Disc filter pre-screen dual media disc filter
SE542326C2 (en) * 2018-06-21 2020-04-14 Valmet Oy Vacuum filter

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3471026A (en) * 1966-12-09 1969-10-07 Dorr Oliver Inc Continuous rotary disc filters
US3591009A (en) * 1969-08-22 1971-07-06 Oscar Luthi Disc filter having filtrate directing means
US3724668A (en) * 1971-01-27 1973-04-03 Erie Dev Co Adjustable skip bridge valving mechanism for disc filter
US5053123A (en) * 1989-04-17 1991-10-01 Ingersoll-Rand Company Adjustable valve for varying filtrate composition from filters
US5503737A (en) * 1994-07-25 1996-04-02 Ingersoll-Rand Company Air inflow restrictor for disc filters

Also Published As

Publication number Publication date
AT402209B (de) 1997-03-25
NO954973L (no) 1996-06-14
NO305687B1 (no) 1999-07-12
ATA232094A (de) 1996-07-15
NO954973D0 (no) 1995-12-07
CA2164146A1 (en) 1996-06-14
SE516007C2 (sv) 2001-11-05
SE9504169D0 (sv) 1995-11-22
CA2164146C (en) 2007-07-03
US5674396A (en) 1997-10-07

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Legal Events

Date Code Title Description
NUG Patent has lapsed