CA1003760A - Process and apparatus for filtering cellulose fiber suspensions - Google Patents

Process and apparatus for filtering cellulose fiber suspensions

Info

Publication number
CA1003760A
CA1003760A CA106,782A CA106782A CA1003760A CA 1003760 A CA1003760 A CA 1003760A CA 106782 A CA106782 A CA 106782A CA 1003760 A CA1003760 A CA 1003760A
Authority
CA
Canada
Prior art keywords
cellulose fiber
fiber suspensions
filtering
filtering cellulose
suspensions
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
CA106,782A
Other versions
CA106782S (en
Inventor
Nils A.L. Wikdahl
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA1003760A publication Critical patent/CA1003760A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B01D29/50—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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
  • Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
CA106,782A 1970-03-04 1971-03-03 Process and apparatus for filtering cellulose fiber suspensions Expired CA1003760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE2845/70A SE343621B (en) 1970-03-04 1970-03-04

Publications (1)

Publication Number Publication Date
CA1003760A true CA1003760A (en) 1977-01-18

Family

ID=20260833

Family Applications (1)

Application Number Title Priority Date Filing Date
CA106,782A Expired CA1003760A (en) 1970-03-04 1971-03-03 Process and apparatus for filtering cellulose fiber suspensions

Country Status (8)

Country Link
JP (1) JPS5620056B1 (en)
CA (1) CA1003760A (en)
DE (1) DE2109663C3 (en)
FI (1) FI47673C (en)
FR (1) FR2084180A5 (en)
GB (1) GB1327678A (en)
SE (1) SE343621B (en)
SU (1) SU538668A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4207233A1 (en) * 1992-03-07 1993-11-18 Geier Henninger Kurt Prodn. of porous filter body for exhaust gas - by saturating paper and/or cardboard material with water, stirring and drying or hardening obtd. foamed pulp
SE502688C2 (en) * 1994-04-21 1995-12-11 Kvaerner Pulping Tech Device for thickening and / or washing a suspension

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE39217C (en) * R. KRÖN in Golzern, Sachsen Sorting apparatus for paper pulp and other fibrous or granular substances suspended in liquids
FR389323A (en) * 1908-04-17 1908-09-05 Frederic Paul Vidal Constant pressure filter for wines and spirits
US2002404A (en) * 1932-08-29 1935-05-21 Lamort E & M Pulp strainer
FR912705A (en) * 1944-06-10 1946-08-19 Ekstroems Maskinaffaer Ab Method and apparatus for sorting, dehydrating or washing suspensions of solid particles, in particular suspensions of fibrous materials
US2514159A (en) * 1944-08-18 1950-07-04 Jonsson Nils Walfrid Apparatus for screening fibrous suspensions
FR1322418A (en) * 1962-01-19 1963-03-29 Leje & Thurne Ab Method and apparatus for dehydrating suspensions and dry compressing the substance contained therein
US3223436A (en) * 1963-04-22 1965-12-14 Hollis V Becker Method of binding books and product thereof
US3410409A (en) * 1966-01-18 1968-11-12 Bird Machine Co Screening apparatus control

Also Published As

Publication number Publication date
JPS5620056B1 (en) 1981-05-11
DE2109663A1 (en) 1971-09-16
FI47673B (en) 1973-10-31
FR2084180A5 (en) 1971-12-17
DE2109663B2 (en) 1980-09-11
SE343621B (en) 1972-03-13
SU538668A3 (en) 1976-12-05
FI47673C (en) 1974-02-11
DE2109663C3 (en) 1981-08-06
GB1327678A (en) 1973-08-22

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