FI923599A - Anordning för filtrering av slam och förfarande för användning av anordningarna - Google Patents

Anordning för filtrering av slam och förfarande för användning av anordningarna Download PDF

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Publication number
FI923599A
FI923599A FI923599A FI923599A FI923599A FI 923599 A FI923599 A FI 923599A FI 923599 A FI923599 A FI 923599A FI 923599 A FI923599 A FI 923599A FI 923599 A FI923599 A FI 923599A
Authority
FI
Finland
Prior art keywords
filtering sludge
sludge
filtering
Prior art date
Application number
FI923599A
Other languages
English (en)
Finnish (fi)
Other versions
FI923599A0 (sv
FI94839C (sv
FI94839B (sv
Inventor
Rune Frykhult
Original Assignee
Frykhult R Ingf Ab
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=FI923599(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from SE9000571A external-priority patent/SE9000571L/sv
Priority claimed from SE9000569A external-priority patent/SE9000569L/sv
Application filed by Frykhult R Ingf Ab filed Critical Frykhult R Ingf Ab
Publication of FI923599A publication Critical patent/FI923599A/sv
Publication of FI923599A0 publication Critical patent/FI923599A0/sv
Application granted granted Critical
Publication of FI94839B publication Critical patent/FI94839B/sv
Publication of FI94839C publication Critical patent/FI94839C/sv

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)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
  • Filtering Materials (AREA)
FI923599A 1990-02-16 1992-08-12 Anordning för filtrering av slam och förfarande för användning av anordningarna FI94839C (sv)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
SE9000571A SE9000571L (sv) 1990-02-16 1990-02-16 Roterbart filter, foeretraedesvis foer urvattning av fibermassasuspensioner
SE9000571 1990-02-16
SE9000569 1990-02-16
SE9000569A SE9000569L (sv) 1990-02-16 1990-02-16 Roterbart filter, foeretraedesvis avsett foer fiberaatervinning
PCT/SE1991/000110 WO1991012063A1 (en) 1990-02-16 1991-02-18 An apparatus for filtering suspensions and a method of operating the apparatus
SE9100110 1991-02-18

Publications (4)

Publication Number Publication Date
FI923599A true FI923599A (sv) 1992-08-12
FI923599A0 FI923599A0 (sv) 1992-08-12
FI94839B FI94839B (sv) 1995-07-31
FI94839C FI94839C (sv) 1995-11-10

Family

ID=26660724

Family Applications (1)

Application Number Title Priority Date Filing Date
FI923599A FI94839C (sv) 1990-02-16 1992-08-12 Anordning för filtrering av slam och förfarande för användning av anordningarna

Country Status (7)

Country Link
US (1) US5330646A (sv)
EP (2) EP0515492B1 (sv)
JP (2) JPH05505554A (sv)
CA (2) CA2069883A1 (sv)
DE (2) DE69107199T2 (sv)
FI (1) FI94839C (sv)
WO (2) WO1991012063A1 (sv)

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
EP1044049B8 (en) * 1997-12-12 2006-11-15 Hydrotech Veolia Water Systems Aktiebolag Rotary disk filter
GB0122074D0 (en) * 2001-09-12 2001-10-31 Copa Ltd Filtering apparatus
MX2009001555A (es) * 2006-08-14 2009-02-20 Siemens Water Tech Corp Filtro de disco para flujo elevado.
SE530282C2 (sv) * 2006-10-27 2008-04-15 Metso Paper Inc Tvättpress innefattande separation av filtrat
US8118175B2 (en) 2007-07-18 2012-02-21 Siemens Industry, Inc. Venting device for a disc filter
US8801929B2 (en) * 2007-07-18 2014-08-12 Evoqua Water Technologies Llc Trash tolerant filter support 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
WO2009120384A2 (en) 2008-03-28 2009-10-01 Siemens Water Technologies Corp. Hybrid aerobic and anaerobic wastewater and sludge treatment systems and methods
FI20096086A (sv) * 2009-10-21 2011-04-22 Metso Paper Inc Skivformigt filter, samt förfarande och anordning för justering av ett skivformigt filter
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
US10131550B2 (en) 2013-05-06 2018-11-20 Evoqua Water Technologies Llc Enhanced biosorption of wastewater organics using dissolved air flotation with solids recycle
DE102014103831A1 (de) * 2014-03-20 2015-09-24 Huber Se Filtereinrichtung zur Filtration von Abwasser
LT3151943T (lt) 2014-06-05 2021-04-12 Evoqua Water Technologies Llc Filtravimo skydelis ir jo gamybos būdas
US9803319B2 (en) * 2014-12-19 2017-10-31 Andritz Inc. Press roll comb plate and related method
WO2018031884A1 (en) 2016-08-12 2018-02-15 Evoqua Water Technologies Llc Disc filter pre-screen dual media disc filter
DE102018113804A1 (de) * 2018-06-11 2019-12-12 Voith Patent Gmbh Scheibenfilter
WO2020098997A1 (en) * 2018-11-12 2020-05-22 O.M.It S.R.L. Filtering apparatus and method
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
EP0515492A1 (en) 1992-12-02
DE69110276T2 (de) 1996-02-22
JPH05505554A (ja) 1993-08-19
DE69110276D1 (de) 1995-07-13
EP0515502B1 (en) 1995-06-07
CA2069876C (en) 2000-05-23
US5330646A (en) 1994-07-19
FI923599A0 (sv) 1992-08-12
EP0515492B1 (en) 1995-02-01
DE69107199T2 (de) 1995-09-14
CA2069876A1 (en) 1991-08-17
FI94839C (sv) 1995-11-10
JPH05505553A (ja) 1993-08-19
FI94839B (sv) 1995-07-31
CA2069883A1 (en) 1991-08-17
WO1991012065A1 (en) 1991-08-22
WO1991012063A1 (en) 1991-08-22
EP0515502A1 (en) 1992-12-02
DE69107199D1 (de) 1995-03-16

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Legal Events

Date Code Title Description
GB Transfer or assigment of application

Owner name: BELOIT TECHNOLOGIES, INC.

BB Publication of examined application