DE69107199T2 - Gerät zum filtrieren von suspensionen und betriebsverfahren des gerätes. - Google Patents

Gerät zum filtrieren von suspensionen und betriebsverfahren des gerätes.

Info

Publication number
DE69107199T2
DE69107199T2 DE69107199T DE69107199T DE69107199T2 DE 69107199 T2 DE69107199 T2 DE 69107199T2 DE 69107199 T DE69107199 T DE 69107199T DE 69107199 T DE69107199 T DE 69107199T DE 69107199 T2 DE69107199 T2 DE 69107199T2
Authority
DE
Germany
Prior art keywords
operating method
filtering suspensions
suspensions
filtering
operating
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
DE69107199T
Other languages
English (en)
Other versions
DE69107199D1 (de
Inventor
Rune Frykhult
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26660724&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69107199(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from SE9000569A external-priority patent/SE9000569L/xx
Priority claimed from SE9000571A external-priority patent/SE9000571L/xx
Application filed by Beloit Technologies Inc filed Critical Beloit Technologies Inc
Application granted granted Critical
Publication of DE69107199D1 publication Critical patent/DE69107199D1/de
Publication of DE69107199T2 publication Critical patent/DE69107199T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B01D33/58—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
    • B01D33/74—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging filtrate
    • 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
    • B01D33/763—Filters with filtering elements which move during the filtering operation having feed or discharge devices for discharging the filter cake, e.g. chutes for continuously discharging concentrated liquid
    • 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
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/48—Overflow systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Materials (AREA)
  • Filtration Of Liquid (AREA)
  • Paper (AREA)
DE69107199T 1990-02-16 1991-02-18 Gerät zum filtrieren von suspensionen und betriebsverfahren des gerätes. Expired - Fee Related DE69107199T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9000569A SE9000569L (en) 1990-02-16 1990-02-16 Pulp thickener with enhanced capacity - comprises hollow shaft receiving filtrate via holes communicating with chambers between radial partitions within screening rotor
SE9000571A SE9000571L (sv) 1990-02-16 1990-02-16 Roterbart filter, foeretraedesvis foer urvattning av fibermassasuspensioner
PCT/SE1991/000110 WO1991012063A1 (en) 1990-02-16 1991-02-18 An apparatus for filtering suspensions and a method of operating the apparatus

Publications (2)

Publication Number Publication Date
DE69107199D1 DE69107199D1 (de) 1995-03-16
DE69107199T2 true DE69107199T2 (de) 1995-09-14

Family

ID=26660724

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69110276T Expired - Fee Related DE69110276T2 (de) 1990-02-16 1991-02-18 Gerät zum filtrieren von flüssigkeiten.
DE69107199T Expired - Fee Related DE69107199T2 (de) 1990-02-16 1991-02-18 Gerät zum filtrieren von suspensionen und betriebsverfahren des gerätes.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69110276T Expired - Fee Related DE69110276T2 (de) 1990-02-16 1991-02-18 Gerät zum filtrieren von flüssigkeiten.

Country Status (7)

Country Link
US (1) US5330646A (de)
EP (2) EP0515502B1 (de)
JP (2) JPH05505554A (de)
CA (2) CA2069876C (de)
DE (2) DE69110276T2 (de)
FI (1) FI94839C (de)
WO (2) WO1991012063A1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2115755T3 (es) * 1992-12-14 1998-07-01 Beloit Technologies Inc Aparato para filtrar suspensiones.
SE9301438D0 (sv) * 1993-04-28 1993-04-28 Roger Haeffner Anordning vid filter
SE9302781D0 (sv) * 1993-08-27 1993-08-27 Siri Frykhult Fraktioneringsanordning
AT401014B (de) * 1994-08-16 1996-05-28 Andritz Patentverwaltung Verfahren und vorrichtung zum eindicken bzw. zur wäsche von faserstoff
AT403064B (de) * 1995-09-15 1997-11-25 Andritz Patentverwaltung Scheibenfilter zum abtrennen von flüssigkeiten aus einer suspension, insbesondere faserstoffsuspension
SE9703139D0 (sv) * 1997-09-01 1997-09-01 Frykhult R Ingf Ab Apparatus for filtering suspensions
US6120614A (en) * 1997-11-14 2000-09-19 Ez Environmental Solutions Corporation Method and apparatus for pressure washing
DE69835963T2 (de) * 1997-12-12 2007-03-01 Hydrotech Veolia Water Systems Ab Drehscheibenfilter
GB0122074D0 (en) * 2001-09-12 2001-10-31 Copa Ltd Filtering apparatus
ES2524873T3 (es) 2006-08-14 2014-12-15 Evoqua Water Technologies Llc Filtro de disco de alto flujo
SE0602268L (sv) * 2006-10-27 2008-04-15 Metso Paper Inc Tvättpress innefattande separation av filtrat
US8801929B2 (en) * 2007-07-18 2014-08-12 Evoqua Water Technologies Llc Trash tolerant filter support for a disc filter
US8118175B2 (en) 2007-07-18 2012-02-21 Siemens Industry, Inc. Venting device for a disc filter
US8894856B2 (en) 2008-03-28 2014-11-25 Evoqua Water Technologies Llc Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
MX2010010532A (es) 2008-03-28 2010-11-05 Siemens Water Tech Corp Sistemas y metodos hibridos de tratamiento aerobico y anaerobico de aguas residuales y lodos.
FI20096086A (fi) * 2009-10-21 2011-04-22 Metso Paper Inc Kiekkosuodin, sekä menetelmä että järjestelmä kiekkosuotimen säätämiseksi
US9359236B2 (en) 2010-08-18 2016-06-07 Evoqua Water Technologies Llc Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
DE102012213769A1 (de) * 2012-08-03 2014-02-06 Voith Patent Gmbh Scheibenfilter
WO2014182533A1 (en) 2013-05-06 2014-11-13 Erdogan Argun O Wastewater biosorption with dissolved air flotation
DE102014103831A1 (de) * 2014-03-20 2015-09-24 Huber Se Filtereinrichtung zur Filtration von Abwasser
PT3151943T (pt) 2014-06-05 2021-02-23 Evoqua Water Tech Llc Conector elétrico e método para interconectar eletricamente com o primeiro e o segundo terminais do primeiro e do segundo das células elétricas
US9803319B2 (en) * 2014-12-19 2017-10-31 Andritz Inc. Press roll comb plate and related method
EP3481527B1 (de) 2016-08-12 2022-07-13 Evoqua Water Technologies LLC Doppelmedienscheibenfilter mit vorsieb für scheibenfilter
DE102018113804A1 (de) * 2018-06-11 2019-12-12 Voith Patent Gmbh Scheibenfilter
ES2898406T3 (es) * 2018-11-12 2022-03-07 O M It S R L Método y aparato de filtrado
CN109518510A (zh) * 2018-12-28 2019-03-26 山东晨钟机械股份有限公司 一种带自搅拌功能的浆液浓缩机转子轴及浓缩机
US11000791B2 (en) * 2019-03-06 2021-05-11 Veolia Water Solutions & Technologies Support Rotary disc filter having backwash guides
CN111877044B (zh) * 2020-07-10 2022-07-12 郑州科技学院 一种废纸浆循环再利用处理装置
CN113476935B (zh) * 2021-07-23 2022-12-23 云浮市粤海环保有限公司 一种便于安装和拆卸的污水处理用转盘过滤机
CN113735391B (zh) * 2021-09-30 2022-10-11 中国环境科学研究院 一种花坛式庭院生活污水处理装置及方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI55446C (fi) * 1976-07-02 1979-08-10 Enso Gutzeit Oy Skivfilter
DK152176B (da) * 1978-06-23 1988-02-08 Danske Sukkerfab Roterbart tromle- eller pladefilter
US4330405A (en) * 1980-09-29 1982-05-18 Davis Kent L Vacuum disc filter
CA1219530A (en) * 1982-12-22 1987-03-24 Rune H. Frykhult Rotatable filter assembly
JPS6190716A (ja) * 1984-10-11 1986-05-08 Kaname Miura 動的ろ過装置
DE3528429A1 (de) * 1985-08-08 1987-02-12 Voith Gmbh J M Scheibeneindicker

Also Published As

Publication number Publication date
FI923599A (fi) 1992-08-12
US5330646A (en) 1994-07-19
EP0515502A1 (de) 1992-12-02
EP0515502B1 (de) 1995-06-07
FI94839C (fi) 1995-11-10
EP0515492A1 (de) 1992-12-02
WO1991012065A1 (en) 1991-08-22
FI94839B (fi) 1995-07-31
DE69107199D1 (de) 1995-03-16
JPH05505553A (ja) 1993-08-19
DE69110276D1 (de) 1995-07-13
CA2069876C (en) 2000-05-23
JPH05505554A (ja) 1993-08-19
WO1991012063A1 (en) 1991-08-22
CA2069876A1 (en) 1991-08-17
FI923599A0 (fi) 1992-08-12
CA2069883A1 (en) 1991-08-17
EP0515492B1 (de) 1995-02-01
DE69110276T2 (de) 1996-02-22

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

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

8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee