FI51614B - - Google Patents

Info

Publication number
FI51614B
FI51614B FI2728/73*A FI272873A FI51614B FI 51614 B FI51614 B FI 51614B FI 272873 A FI272873 A FI 272873A FI 51614 B FI51614 B FI 51614B
Authority
FI
Finland
Application number
FI2728/73*A
Other languages
Finnish (fi)
Other versions
FI51614C (fi
Inventor
Sten Eskil Einarsson Ahlfors
Original Assignee
Ahlfors S E E
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 Ahlfors S E E filed Critical Ahlfors S E E
Publication of FI51614B publication Critical patent/FI51614B/fi
Application granted granted Critical
Publication of FI51614C publication Critical patent/FI51614C/fi

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
    • B01D33/06—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
    • B01D33/35—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition
    • B01D33/41—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection
    • B01D33/42—Filters with filtering elements which move during the filtering operation with multiple filtering elements characterised by their mutual disposition in series connection concentrically or coaxially
    • 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
    • B01D33/68—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
    • 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
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2101/00—Types of filters having loose filtering material
    • B01D2101/02—Carbon filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/18—Filters characterised by the openings or pores
    • B01D2201/184—Special form, dimension of the openings, pores of the filtering elements
    • 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
    • B01D2201/287—Filtering elements with a vertical or inclined rotation or symmetry axis

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI732728A 1972-08-31 1973-08-31 Sihtilaite FI51614C (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7211251A SE374148B (en:Method) 1972-08-31 1972-08-31

Publications (2)

Publication Number Publication Date
FI51614B true FI51614B (en:Method) 1976-11-01
FI51614C FI51614C (fi) 1977-02-10

Family

ID=20293617

Family Applications (1)

Application Number Title Priority Date Filing Date
FI732728A FI51614C (fi) 1972-08-31 1973-08-31 Sihtilaite

Country Status (4)

Country Link
US (1) US3939065A (en:Method)
CA (1) CA982087A (en:Method)
FI (1) FI51614C (en:Method)
SE (1) SE374148B (en:Method)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2712715B2 (de) * 1977-03-23 1979-05-23 Hermann Finckh Maschinenfabrik Gmbh & Co, 7417 Pfullingen Sortierer für Fasersuspensionen
DE2712749A1 (de) * 1977-03-23 1979-02-08 Finckh Maschf Sortierer zum sichten von fasersuspensionen
SE420331B (sv) * 1978-03-08 1981-09-28 Svenska Traeforskningsinst Forfarande vid en silanordning for rensning av oppningarna i en silplat i form av en trumma samt anordning for utforande av forfarandet
DE2830386C2 (de) * 1978-07-11 1982-09-02 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Verfahren zum Sortieren von Fasersuspensionen sowie Drucksortierer zur Durchführung des Verfahrens
SE426180B (sv) * 1979-04-05 1982-12-13 Kamyr Ab Silanordning
FI76139C (fi) * 1987-01-19 1988-09-09 Ahlstroem Oy Foerfarande och anordning foer kvistseparering.
FR2613389A1 (fr) * 1987-04-06 1988-10-07 Lamort E & M Perfectionnement aux tamis pour epurateurs de pate a papier
FI77279C (fi) * 1987-04-30 1989-02-10 Ahlstroem Oy Foerfarande och anordning foer behandling av fibersuspension.
FI882569A7 (fi) * 1987-06-11 1988-12-12 A Ahlstroem Oy Lajitin.
US4927529A (en) * 1988-01-19 1990-05-22 A. Ahlstrom Corporation Method and apparatus for separating knots
FI88414C (fi) * 1991-01-30 1993-05-10 Ahlstroem Oy Anordning foer behandling av fibersuspension
US5341936A (en) * 1993-07-12 1994-08-30 Ingersoll-Rand Company Screening device for a fiber slurry, and a backwash means therefor
US5601690A (en) * 1994-07-11 1997-02-11 Gauld Equipment Company Method for screening pulp
US5952050A (en) 1996-02-27 1999-09-14 Micron Technology, Inc. Chemical dispensing system for semiconductor wafer processing
SE512957C2 (sv) * 1999-03-29 2000-06-12 Valmet Fibertech Ab Silanordning med ett roterbart och ett stationärt silorgan
US20050045529A1 (en) * 2003-09-02 2005-03-03 Gl&V Management Hungary Kft Vortex inducing rotor for screening apparatus for papermaking pulp
JP4759564B2 (ja) * 2004-07-16 2011-08-31 ハイドロアクティブ・ベロボール・インターナショナル 管状熱交換システムの非電力式洗浄システムおよびサイクロンならびに分離法
SG125150A1 (en) * 2005-02-17 2006-09-29 Hydroactive Veloball Internat Device for cleaning tubes
DE102006008758A1 (de) * 2006-02-24 2007-08-30 Voith Patent Gmbh Rotor für einen Drucksortierer für Fasersuspensionen
AT518213B1 (de) * 2016-02-03 2018-06-15 Andritz Ag Maschf Rotorflügel und sortierer mit rotorflügel
CN105921393B (zh) * 2016-05-07 2018-07-10 王静静 一种多级圆筛机
DE102016006881A1 (de) * 2016-06-06 2017-12-07 Andritz Fiedler Gmbh Siebvorrichtung
EP4017950A4 (en) * 2019-08-20 2023-09-13 Craig, Scott, E. Apparatus and method for extracting essential oils
DE102023126831A1 (de) 2022-10-12 2024-04-18 Andritz Fiedler Gmbh Sortierer, insbesondere drucksortierer
CN120091873A (zh) 2022-10-12 2025-06-03 安德里茨·菲德勒有限责任公司 筛选机，尤其是压力筛选机

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US299684A (en) * 1884-06-03 Eeioh wilhblm schabbau
US2028168A (en) * 1936-01-21 Grid lining for centrifugal baskets
DE159509C (en:Method) *
US983495A (en) * 1910-08-22 1911-02-07 Charles Hunnicutt Seed-corn grader.
US1228277A (en) * 1916-10-05 1917-05-29 Charles V Wright Shaking-screen.
GB196490A (en) * 1922-05-11 1923-04-26 Richard Frederick Myddelton Improvements in or relating to apparatus for eliminating stalk and the like from tea
US1540917A (en) * 1925-03-14 1925-06-09 Appel Willem Centrifugal separating machine
DE507587C (de) * 1927-07-29 1930-09-18 Carl Nebrich Knotenfaenger
US2038931A (en) * 1934-04-21 1936-04-28 Louis B Goldberg Self cleaning screen for placer mining machines
US2311813A (en) * 1939-08-02 1943-02-23 Erich A Beck Paper pulp screen
GB720690A (en) * 1952-10-16 1954-12-22 Graepel Friedrich An improved sieve of sheet metal for blast-separation
US3363759A (en) * 1964-04-29 1968-01-16 Bird Machine Co Screening apparatus with rotary pulsing member
US3458038A (en) * 1966-06-02 1969-07-29 Ingersoll Rand Canada Screening apparatus
US3586172A (en) * 1968-04-16 1971-06-22 Ingersoll Rand Canada Screening apparatus

Also Published As

Publication number Publication date
FI51614C (fi) 1977-02-10
US3939065A (en) 1976-02-17
CA982087A (en) 1976-01-20
SE374148B (en:Method) 1975-02-24

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