FI70614C - Anordning foer silning av fibroest material - Google Patents

Anordning foer silning av fibroest material Download PDF

Info

Publication number
FI70614C
FI70614C FI800063A FI800063A FI70614C FI 70614 C FI70614 C FI 70614C FI 800063 A FI800063 A FI 800063A FI 800063 A FI800063 A FI 800063A FI 70614 C FI70614 C FI 70614C
Authority
FI
Finland
Prior art keywords
chamber
screen
outlet
fibrous material
screen portion
Prior art date
Application number
FI800063A
Other languages
English (en)
Finnish (fi)
Other versions
FI800063A (fi
FI70614B (fi
Inventor
W Thomas Gauld
Eigild Skaaning Thomsen
Original Assignee
Gauld Equip Mfg
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 Gauld Equip Mfg filed Critical Gauld Equip Mfg
Publication of FI800063A publication Critical patent/FI800063A/fi
Application granted granted Critical
Publication of FI70614B publication Critical patent/FI70614B/fi
Publication of FI70614C publication Critical patent/FI70614C/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
    • D21D5/023—Stationary screen-drums
    • D21D5/026—Stationary screen-drums with rotating cleaning foils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/18—Drum screens
    • B07B1/20—Stationary drums with moving interior agitators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
FI800063A 1979-03-29 1980-01-09 Anordning foer silning av fibroest material FI70614C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US2528579 1979-03-29
US06/025,285 US4234417A (en) 1979-03-29 1979-03-29 Fibrous stock screen

Publications (3)

Publication Number Publication Date
FI800063A FI800063A (fi) 1980-09-30
FI70614B FI70614B (fi) 1986-06-06
FI70614C true FI70614C (fi) 1986-09-24

Family

ID=21825130

Family Applications (1)

Application Number Title Priority Date Filing Date
FI800063A FI70614C (fi) 1979-03-29 1980-01-09 Anordning foer silning av fibroest material

Country Status (5)

Country Link
US (1) US4234417A (sv)
JP (1) JPS55159819A (sv)
CA (1) CA1128012A (sv)
FI (1) FI70614C (sv)
SE (1) SE437040B (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374728A (en) * 1981-07-29 1983-02-22 Gauld W Thomas Apparatus for screening fibrous stock
US4462901A (en) * 1981-12-28 1984-07-31 Gauld W Thomas Apparatus for screening fibrous stock
CH647547A5 (de) * 1982-02-12 1985-01-31 Chemap Ag Verfahren und vorrichtung zum zuechten von mikroorganismen.
US4622152A (en) * 1983-12-08 1986-11-11 Littleford Bros., Inc. Combined mixing, reacting, drying and filtering device
IT1218840B (it) * 1984-01-10 1990-04-24 Fibropolimeri Srl Lavatrice per il lavaggio o separazione del film di plastica dalle fibre di carta o cellulosa e procedimento relativo
DE3519373A1 (de) * 1985-05-30 1986-12-04 J.M. Voith Gmbh, 7920 Heidenheim Sortiergeraet
US4744894A (en) * 1986-06-30 1988-05-17 Gauld W Thomas Fibrous stock screening apparatus
FI77279C (sv) * 1987-04-30 1989-02-10 Ahlstroem Oy Förfarande och anordning för behandling av fibersuspension.
US5172813A (en) * 1989-05-17 1992-12-22 A. Ahlstrom Corporation Method and an apparatus for treating fiber suspension
US5061370A (en) * 1990-03-20 1991-10-29 Quebec And Ontario Paper Company Ltd. Screening device for slurries with improved rotor and hub design
US5119953A (en) * 1990-04-02 1992-06-09 Celleco Hedemora Ab Pulp suspension screening and fractionation apparatus
FR2666598B1 (fr) * 1990-09-10 1994-05-27 Escher Wyss Gmbh Procede de separation, notamment de tri ou de fractionnement d'une suspension de pate a papier.
FI88414C (sv) * 1991-01-30 1993-05-10 Ahlstroem Oy Anordning för behandling av fibersuspension
US5601690A (en) * 1994-07-11 1997-02-11 Gauld Equipment Company Method for screening pulp
SE507481C2 (sv) * 1996-05-02 1998-06-15 Alfa Laval Ab Anordning för separering av föroreningar från fibermassasuspensioner
US6155427A (en) * 1996-11-14 2000-12-05 Thermo Black Clawson Inc. Zoned pressure screen
FI4401U1 (sv) 1999-11-29 2000-04-27 Ahlstrom Machinery Oy Arrangemang för silning av massa
FI20022055A (sv) * 2002-11-19 2004-05-20 Advanced Fiber Tech Aft Trust Förfarande och anordning för behandling av fibersuspension
US6942104B2 (en) * 2003-09-02 2005-09-13 Gl&V Management Hungary Kft. Rotor with multiple foils for screening apparatus for papermaking pulp
JP2007146350A (ja) * 2005-11-25 2007-06-14 Eiko Son 礼服及び汎用型礼服システム
US8092909B2 (en) * 2006-09-07 2012-01-10 Columbia Insurance Company Color foundation coat and color top coat paint system

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US987657A (en) * 1909-02-27 1911-03-21 Jens Orten Boeving Pulp-strainer.
US1973864A (en) * 1931-09-05 1934-09-18 Biffar Andreas Centrifugal sieving machine
US2678732A (en) * 1949-06-08 1954-05-18 Banks John Fluid strainer
US2796809A (en) * 1954-07-06 1957-06-25 Nat Gypsum Co Pulp screening apparatus
US3145165A (en) * 1961-10-23 1964-08-18 Sandison Alexander Greswolde Pulp screens
US3245535A (en) * 1963-05-23 1966-04-12 Cowan Ben Vertical pressure type pulp screen
US3367506A (en) * 1965-06-21 1968-02-06 Rosaen Filter Co Self-cleaning filter device
DE1607642A1 (de) * 1966-10-22 1969-09-18 Miag Muehlenbau & Ind Gmbh Verfahren und Vorrichtung zum Abtrennen einer Grobfraktion aus einem pneumatisch gefoerderten Schuettgutstrom
CA889156A (en) * 1969-09-19 1971-12-28 Cowan Ben Screen impeller
GB1294980A (sv) * 1970-05-11 1972-11-01
DE2140904C3 (de) * 1971-08-16 1974-05-09 Hermann Finckh, Metalltuch- Und Maschinenfabrik, 7410 Reutlingen Drucksortierer für Faserstoffsuspensionen
CA981215A (en) * 1972-08-31 1976-01-06 Highratio Screens Ltd. Pulp stock pressure screen

Also Published As

Publication number Publication date
JPS55159819A (en) 1980-12-12
CA1128012A (en) 1982-07-20
FI800063A (fi) 1980-09-30
FI70614B (fi) 1986-06-06
JPS6246203B2 (sv) 1987-10-01
SE437040B (sv) 1985-02-04
US4234417A (en) 1980-11-18
SE7910465L (sv) 1980-09-30

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Legal Events

Date Code Title Description
MA Patent expired

Owner name: GAULD EQUIPMENT MANUFACTURING CO.