CA955563A - Cylindrical screen with centrifugal-rotor-pumped rejects recirculation - Google Patents

Cylindrical screen with centrifugal-rotor-pumped rejects recirculation

Info

Publication number
CA955563A
CA955563A CA129,668A CA129668A CA955563A CA 955563 A CA955563 A CA 955563A CA 129668 A CA129668 A CA 129668A CA 955563 A CA955563 A CA 955563A
Authority
CA
Canada
Prior art keywords
rejects
recirculation
pumped
centrifugal
rotor
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
Application number
CA129,668A
Other versions
CA129668S (en
Inventor
Joseph A. Bolton (Iii)
Peter E. Leblanc
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.)
Bird Machine Co Inc
Original Assignee
Bird Machine Co 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
Application filed by Bird Machine Co Inc filed Critical Bird Machine Co Inc
Application granted granted Critical
Publication of CA955563A publication Critical patent/CA955563A/en
Expired legal-status Critical Current

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
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
    • B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
    • 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
    • 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
    • B07B2230/00—Specific aspects relating to the whole B07B subclass
    • B07B2230/01—Wet separation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
CA129,668A 1970-12-16 1971-12-08 Cylindrical screen with centrifugal-rotor-pumped rejects recirculation Expired CA955563A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9873870A 1970-12-16 1970-12-16

Publications (1)

Publication Number Publication Date
CA955563A true CA955563A (en) 1974-10-01

Family

ID=22270684

Family Applications (1)

Application Number Title Priority Date Filing Date
CA129,668A Expired CA955563A (en) 1970-12-16 1971-12-08 Cylindrical screen with centrifugal-rotor-pumped rejects recirculation

Country Status (7)

Country Link
US (1) US3726401A (en)
JP (1) JPS5024739B1 (en)
CA (1) CA955563A (en)
FI (1) FI51514C (en)
GB (1) GB1329905A (en)
IT (1) IT945819B (en)
SE (1) SE375567B (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466862A (en) * 1981-03-23 1984-08-21 International Paper Company Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying
USRE32182E (en) * 1981-03-23 1986-06-17 International Paper Co. Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying
DE3606447A1 (en) * 1985-03-04 1986-09-04 Kamyr Ab, Karlstad SCREEN DEVICE
DE3617871A1 (en) * 1985-06-18 1986-12-18 Kamyr Ab, Karlstad DEVICE FOR SCREENING CELLULAR OR. PAPER-FREE

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI51221C (en) * 1972-06-21 1976-11-10 Yhtyneet Paperitehtaat Oy Pressure sieve device.
CA1009583A (en) * 1973-03-23 1977-05-03 Sydney W.H. Hooper Two stage pressure pulp screen device with stationary cylindrical screen
US3970548A (en) * 1973-08-27 1976-07-20 The Black Clawson Company Apparatus for screening paper fiber stock
US3909400A (en) * 1973-08-28 1975-09-30 Black Clawson Co Apparatus for fractionating fiber suspensions in accordance with fiber length
US3905894A (en) * 1973-10-02 1975-09-16 Murskauskone Oy Apparatus for wet fine screening
US3912622A (en) * 1974-05-30 1975-10-14 Bird Machine Co Screening machine with lights removal
US4105543A (en) * 1974-08-09 1978-08-08 The Black Clawson Company Method for screening paper fiber stock
US4017387A (en) * 1975-08-11 1977-04-12 The Black Clawson Company Screening apparatus
DE2930475C2 (en) * 1979-07-27 1986-06-12 J.M. Voith Gmbh, 7920 Heidenheim Classifier for cleaning suspensions
EP0042015B1 (en) * 1980-06-13 1985-02-13 Jaguar Cars Limited Filter for particulate matter in fluids and its use in a circuit for liquid coolant
US4316768A (en) * 1980-07-18 1982-02-23 Beloit Corporation Pulse free stock screen and combination pump
FI67588C (en) * 1983-01-26 1985-04-10 Ahlstroem Oy SILPLAOT
FI67589C (en) * 1983-10-25 1985-04-10 Ahlstroem Oy SORTERARE WITH SEPARATION AV LAETT REJEKT
US4981583A (en) * 1985-06-20 1991-01-01 Beloit Corporation High consistency pressure screen and method of separating accepts and rejects
US4855038A (en) * 1985-06-20 1989-08-08 Beloit Corporation High consistency pressure screen and method of separating accepts and rejects
US5110456A (en) * 1985-06-20 1992-05-05 Beloit Corporation High consistency pressure screen and method of separating accepts and rejects
US4749474A (en) * 1986-08-27 1988-06-07 Ingersoll-Rand Company Screening apparatus
SE461104B (en) * 1988-05-05 1990-01-08 Kamyr Ab DEVICE FOR DIVISION OF A SUSPENSION OF A FIBER-CELLULOUS CELLULOSAMASSA
DE3911234A1 (en) * 1989-04-07 1990-10-11 Voith Gmbh J M Screen
FI88414C (en) * 1991-01-30 1993-05-10 Ahlstroem Oy Device for treating fiber suspension
DE59207688D1 (en) * 1992-06-20 1997-01-23 Finckh Maschf PRINT SORTER FOR FIBER SUSPENSIONS
FR2706495B1 (en) * 1993-06-16 1995-09-08 Lamort E & M Rotor for hydrodynamic purification under pressure of paper pulp, and device provided with this rotor.
US5624558A (en) * 1994-08-04 1997-04-29 Cae Screenplates Inc. Method and apparatus for screening a fiber suspension
US5566833A (en) * 1995-01-25 1996-10-22 Hermannfinckh Maschinenfabrik Gmbh & Co. Pressure sorter for fiber suspensions as well as a process for the preparation of fiber suspensions
US5607589A (en) * 1995-06-06 1997-03-04 Cae Screenplates Inc. Multiple contour screening
SE507905C2 (en) * 1995-10-11 1998-07-27 Sunds Defibrator Ind Ab Device for sieving pulp suspensions
JP4048258B2 (en) 1998-02-03 2008-02-20 株式会社Ｉｈｉ Waste paper pulp sorting equipment
DE19805448C2 (en) * 1998-02-11 2000-04-13 Voith Sulzer Papiertech Patent Method and device for cleaning and feeding a paper stock suspension into the headbox of a paper machine
DE19911884A1 (en) * 1999-03-17 2000-09-21 Voith Sulzer Papiertech Patent Pressure sorter for screening a paper pulp suspension and screen clearer for one
US20050077212A1 (en) * 2003-10-10 2005-04-14 Prince Jesse Jewell Separating machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2337113A (en) * 1941-10-22 1943-12-21 Wilfred B Mathewson Pulp screen
US3400820A (en) * 1965-03-30 1968-09-10 Bird Machine Co Screening apparatus with rotary pulsing member
US3410409A (en) * 1966-01-18 1968-11-12 Bird Machine Co Screening apparatus control
US3458038A (en) * 1966-06-02 1969-07-29 Ingersoll Rand Canada Screening apparatus

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4466862A (en) * 1981-03-23 1984-08-21 International Paper Company Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying
USRE32182E (en) * 1981-03-23 1986-06-17 International Paper Co. Method for screening, separating, and removing fiber bundles, lumps, knots and foreign matter from aqueous dispersions used in forming non-woven fabrics by wet-laying
DE3606447A1 (en) * 1985-03-04 1986-09-04 Kamyr Ab, Karlstad SCREEN DEVICE
US4680108A (en) * 1985-03-04 1987-07-14 Kamyr Ab Screening device
DE3617871A1 (en) * 1985-06-18 1986-12-18 Kamyr Ab, Karlstad DEVICE FOR SCREENING CELLULAR OR. PAPER-FREE
US4699324A (en) * 1985-06-18 1987-10-13 Kamyr Ab Combined screening and reject reduction

Also Published As

Publication number Publication date
GB1329905A (en) 1973-09-12
IT945819B (en) 1973-05-10
SE375567B (en) 1975-04-21
FI51514B (en) 1976-09-30
FI51514C (en) 1977-01-10
JPS5024739B1 (en) 1975-08-18
US3726401A (en) 1973-04-10

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