FI42789C - Screening apparatus for screening pulp or the like - Google Patents

Screening apparatus for screening pulp or the like

Info

Publication number
FI42789C
FI42789C FI641032A FI103264A FI42789C FI 42789 C FI42789 C FI 42789C FI 641032 A FI641032 A FI 641032A FI 103264 A FI103264 A FI 103264A FI 42789 C FI42789 C FI 42789C
Authority
FI
Finland
Prior art keywords
screening
pulp
screening apparatus
screening pulp
Prior art date
Application number
FI641032A
Other languages
Finnish (fi)
Other versions
FI42789B (en
Inventor
Dick George Mckinstry
Original Assignee
Canadian Ingersoll Rand Comp L
Bird Machine Comp
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 Canadian Ingersoll Rand Comp L, Bird Machine Comp filed Critical Canadian Ingersoll Rand Comp L
Application granted granted Critical
Publication of FI42789B publication Critical patent/FI42789B/fi
Publication of FI42789C publication Critical patent/FI42789C/en

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
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/114—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration
    • B01D29/115—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for inward flow filtration open-ended, the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/117—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
    • B01D29/118—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration open-ended
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/15—Supported filter elements arranged for inward flow filtration
    • B01D29/17—Supported filter elements arranged for inward flow filtration open-ended the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/13—Supported filter elements
    • B01D29/23—Supported filter elements arranged for outward flow filtration
    • B01D29/25—Supported filter elements arranged for outward flow filtration open-ended the arrival of the mixture to be filtered and the discharge of the concentrated mixture are situated on both opposite sides of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B01D29/54—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection arranged concentrically or coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
    • B01D29/86—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
    • D21D5/06—Rotary screen-drums
    • 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)
  • Centrifugal Separators (AREA)
FI641032A 1963-05-17 1964-05-13 Screening apparatus for screening pulp or the like FI42789C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US281297A US3261468A (en) 1963-05-17 1963-05-17 Screen cleaning device

Publications (2)

Publication Number Publication Date
FI42789B FI42789B (en) 1970-06-30
FI42789C true FI42789C (en) 1970-10-12

Family

ID=23076703

Family Applications (1)

Application Number Title Priority Date Filing Date
FI641032A FI42789C (en) 1963-05-17 1964-05-13 Screening apparatus for screening pulp or the like

Country Status (5)

Country Link
US (1) US3261468A (en)
DE (1) DE1250726B (en)
FI (1) FI42789C (en)
GB (2) GB1032969A (en)
SE (2) SE313986B (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3387708A (en) * 1966-01-24 1968-06-11 Beloit Corp Paper machine screen
US3420373A (en) * 1966-04-01 1969-01-07 Allen Bruce Hunter Pulp screens
SE305197B (en) * 1966-12-19 1968-10-21 Celleco Ab
FI46642C (en) * 1972-02-03 1973-05-08 Yhtyneet Paperitehtaat Oy Pressure strainer.
US4097374A (en) * 1977-01-26 1978-06-27 Canadian Ingersoll-Rand Co. Ltd. Screening apparatus hydrofoil
US4396502A (en) * 1982-03-18 1983-08-02 Beloit Corporation Screening apparatus for a papermaking machine
FR2543183B1 (en) * 1983-03-25 1985-07-26 Lamort E & M METHOD AND DEVICE FOR SORTING A MIXTURE OF PAPER PULP AND IMPURITIES
DE3635767A1 (en) * 1986-10-21 1988-04-28 Albert Baehr PRE-DRAINAGE LEVEL FOR DRAINING SLUDGE AND SIMILAR SUBSTANCES
DE3734974A1 (en) * 1986-10-21 1989-04-20 Baehr Albert DEVICE FOR DRAINING SLUDGE AND SIMILAR SUBSTANCES
FI80736B (en) * 1989-02-16 1990-03-30 Tampella Oy Ab FOERFARANDE FOER SORTERING AV MASSASUSPENSION OCH SORTERINGSAPPARAT.
DE29515338U1 (en) * 1995-09-25 1995-11-23 Heinrich Fiedler GmbH & Co. KG, 93057 Regensburg Wings for sorting devices
US6030531A (en) * 1997-09-02 2000-02-29 Gershenson; Moshe Filter element assembly
US6511598B2 (en) 1997-09-02 2003-01-28 Moshe Gershenson Concentrically arranged filter element assembly
JP3396456B2 (en) 2000-02-04 2003-04-14 三菱重工業株式会社 Stock selection equipment
US20040124129A1 (en) * 2002-12-31 2004-07-01 H-Tech, Inc. Filter element assembly and parts therefor
TWI387478B (en) 2005-08-31 2013-03-01 Eaton Corp Fluid filter
FI125599B (en) 2010-11-12 2015-12-15 Valmet Technologies Inc Sheet of fiber pulp sorting machine, fiber pulp sorting machine and method for sorting fiber pulp
CN113584923A (en) * 2021-09-01 2021-11-02 安德里茨（中国）有限公司 Pulp screening machine

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE24801C (en) * H. BETCHE in Berlin, Hollmannstr. 6 pt Device for removing the suspended matter that accumulates on the walls of centrifuges for cleaning waste water
US439700A (en) * 1890-11-04 Centrifugal pulp-drier
US641773A (en) * 1899-05-13 1900-01-23 Henry Hoeschen Centrifugal machine.
AT28226B (en) * 1904-10-31 1907-04-25 Hans Stub Centrifugal sorter for wood pulp or the like.
BE427532A (en) * 1937-04-15
NL51130C (en) * 1937-05-11
US2868500A (en) * 1949-02-15 1959-01-13 Boulet George Cooling of blades in machines where blading is employed
DE822325C (en) * 1950-08-20 1951-11-26 F H Schule G M B H Separating classifier with vertical classifier
US2796809A (en) * 1954-07-06 1957-06-25 Nat Gypsum Co Pulp screening apparatus
GB773742A (en) * 1954-07-19 1957-05-01 Luwa Ag A thin-layer evaporator with high-speed agitating means
US2975899A (en) * 1957-04-16 1961-03-21 Bird Machine Co Screening device

Also Published As

Publication number Publication date
GB1032969A (en) 1966-06-15
SE313986B (en) 1969-08-25
GB1032970A (en) 1966-06-15
SE339613B (en) 1971-10-11
US3261468A (en) 1966-07-19
DE1250726B (en) 1967-09-21
FI42789B (en) 1970-06-30

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