SE7904558L - Forfarande och anordning for behandling av fibersuspensioner - Google Patents

Forfarande och anordning for behandling av fibersuspensioner

Info

Publication number
SE7904558L
SE7904558L SE7904558A SE7904558A SE7904558L SE 7904558 L SE7904558 L SE 7904558L SE 7904558 A SE7904558 A SE 7904558A SE 7904558 A SE7904558 A SE 7904558A SE 7904558 L SE7904558 L SE 7904558L
Authority
SE
Sweden
Prior art keywords
suspension
screen
fluidizing
radially extending
foreign particles
Prior art date
Application number
SE7904558A
Other languages
English (en)
Other versions
SE436652C (sv
SE436652B (sv
Inventor
J E Gullichsen
Original Assignee
Ahlstroem Oy
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 Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of SE7904558L publication Critical patent/SE7904558L/sv
Publication of SE436652B publication Critical patent/SE436652B/sv
Publication of SE436652C publication Critical patent/SE436652C/sv

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/272Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces
    • B01F27/2722Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces provided with ribs, ridges or grooves on one surface
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62Regenerating the filter material in the filter
    • B01D29/70Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D29/72Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D29/00Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11Filters 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
    • B01D29/114Filters 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
    • B01D29/115Filters 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D33/00Filters with filtering elements which move during the filtering operation
    • B01D33/06Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/50Mixing liquids with solids
    • B01F23/53Mixing liquids with solids using driven stirrers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/27Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
    • B01F27/272Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces
    • B01F27/2723Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed axially between the surfaces of the rotor and the stator, e.g. the stator rotor system formed by conical or cylindrical surfaces the surfaces having a conical shape
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J4/00Feed or outlet devices; Feed or outlet control devices
    • B01J4/001Feed or outlet devices as such, e.g. feeding tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/02Straining or screening the pulp
    • D21D5/023Stationary screen-drums
    • D21D5/026Stationary screen-drums with rotating cleaning foils
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force
    • D21D5/22Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force in apparatus with a vertical axis
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21DTREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/26De-aeration of paper stock
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00Wet end of machines for making continuous webs of paper
    • D21F1/0018Devices for dispensing fibres in a fluid
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00Wet end of machines for making continuous webs of paper
    • D21F1/66Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2201/00Details relating to filtering apparatus
    • B01D2201/28Position of the filtering element
    • B01D2201/287Filtering elements with a vertical or inclined rotation or symmetry axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91Direction of flow or arrangement of feed and discharge openings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F2025/91Direction of flow or arrangement of feed and discharge openings
    • B01F2025/911Axial flow
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/80Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/004Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with internal filters, in the cyclone chamber or in the vortex finder
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B04CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04CAPPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/007Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with internal rotors, e.g. impeller, ventilator, fan, blower, pump

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Paper (AREA)
  • Cyclones (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Centrifugal Separators (AREA)
SE7904558A 1978-06-06 1979-05-23 Forfarande och anordning for behandling av hogkoncentrerade fibersuspensioner SE436652C (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI781789A FI62872C (fi) 1978-06-06 1978-06-06 Anordning foer silning av fibersuspensioner

Publications (3)

Publication Number Publication Date
SE7904558L true SE7904558L (sv) 1979-12-07
SE436652B SE436652B (sv) 1985-01-14
SE436652C SE436652C (sv) 1986-05-26

Family

ID=8511780

Family Applications (3)

Application Number Title Priority Date Filing Date
SE7904558A SE436652C (sv) 1978-06-06 1979-05-23 Forfarande och anordning for behandling av hogkoncentrerade fibersuspensioner
SE8404337A SE463034B (sv) 1978-06-06 1984-08-30 Silanordning
SE8404336A SE463033B (sv) 1978-06-06 1984-08-30 Virvelrenare

Family Applications After (2)

Application Number Title Priority Date Filing Date
SE8404337A SE463034B (sv) 1978-06-06 1984-08-30 Silanordning
SE8404336A SE463033B (sv) 1978-06-06 1984-08-30 Virvelrenare

Country Status (9)

Country Link
US (1) US4594152A (sv)
JP (1) JPS5526283A (sv)
AT (1) AT372992B (sv)
BR (1) BR7903506A (sv)
CA (1) CA1102604A (sv)
DE (4) DE2920337A1 (sv)
FI (1) FI62872C (sv)
FR (1) FR2428105B1 (sv)
SE (3) SE436652C (sv)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE445052C (sv) * 1980-03-13 1987-11-09 Sunds Defibrator Sett och anordning for kontinuerlig inblandning av gas- och/eller vetskeformiga behandlingsmedel i en massasuspension
US4410337A (en) * 1980-04-07 1983-10-18 A. Ahlstrom Osakeyhtio Method and an apparatus for separating a gas from a fibre suspension
US4435193A (en) 1980-04-07 1984-03-06 Kamyr Ab Controlling operation of a centrifugal pump
FR2520632B1 (fr) * 1982-02-01 1988-05-13 Diffusion Materiels Pour Fluid Procede de filtration et microfiltration tangentielle sur surface filtrante de revolution et filtre pour sa mise en oeuvre
DE3211346A1 (de) * 1982-03-27 1983-09-29 Supraton F.J. Zucker GmbH, 4040 Neuss Verfahren und vorrichtung zum defibrillieren von faserstoffsuspensionen
US4543181A (en) * 1982-12-16 1985-09-24 Kamyr, Inc. Medium consistency flat disk pressure screen
JPS60226467A (ja) * 1984-04-20 1985-11-11 日本セメント株式会社 パ−ライト系左官用材料
US4577974A (en) * 1984-05-04 1986-03-25 Kamyr, Inc. Medium consistency mixer rotor and stator construction
FI75882C (sv) * 1985-07-18 1988-08-08 Kamyr Ab Anordning för inblandning av kemikalier i fibersuspensioner
DE3610940A1 (de) * 1986-03-04 1987-09-10 Escher Wyss Gmbh Hochtemperatur-hochkonsistenz-schnellbleiche
FI78131C (sv) * 1986-12-17 1993-11-15 Ahlstroem Oy Förfarande för uppvärmning eller avkylning av massor och värmeväxlare för utförande av förfarandet
JPS63123697U (sv) * 1987-01-30 1988-08-11
FI88536C (sv) * 1987-07-02 1995-05-24 Ahlstroem Oy Förfarande och anordning för pumpning av högkonsistent massa
US5156750A (en) * 1987-07-08 1992-10-20 A. Ahlstrom Corporation Method and apparatus for thickening a fiber suspension and removing fine particles therefrom
JPH089838B2 (ja) * 1987-07-08 1996-01-31 エイ.アフルストロム コ−ポレ−ション 繊維懸濁液を濃化する方法と装置
SE461280B (sv) * 1988-06-06 1990-01-29 Kamyr Ab Behandling av ett fiberhaltigt material foere kokning till massa
FI82082C (sv) * 1989-03-29 1991-12-10 Ahlstroem Oy Förfarande och anordning för behandling av massa
FI89516B (fi) * 1989-05-10 1993-06-30 Ahlstroem Oy Foerfarande foer blekning av cellulosamassa med otson
FI82495C (sv) * 1989-06-08 1991-03-11 Ahlstroem Oy Förfarande och anordning för separering av tunga föroreningar från fib ersuspensioner i samband med pumpning
JP2509374B2 (ja) * 1990-07-23 1996-06-19 株式会社クボタ 粉粒体分級装置
SE468789B (sv) 1991-09-05 1993-03-22 Sunds Defibrator Ind Ab Foerfarande och anordning foer inblandning av behandlingsmedium i en massasuspension
FI95821B (sv) * 1991-10-18 1995-12-15 Ahlstroem Oy Förfarande och anordning för inblandning av gas i ett medium samt förfarandet tillämpande blekningsprocess
US5298016A (en) * 1992-03-02 1994-03-29 Advanced Haemotechnologies Apparatus for separating plasma and other wastes from blood
US5263774A (en) * 1992-03-04 1993-11-23 Kamyr, Inc. Rotor for increasing mixing efficiency in a medium consistency mixer
FI93748B (sv) * 1992-06-08 1995-02-15 Ahlstroem Oy Sätt och anordning för behandling av fibersuspension
EP0586747A1 (en) * 1992-09-10 1994-03-16 The Procter & Gamble Company Heat exchanger system with turbulator for particle-in-liquid dispersion
US5813758A (en) * 1993-12-10 1998-09-29 Ahlstrom Machinery Inc. Concentric ring fluidizing mixer
CA2158522C (en) * 1994-09-19 2001-04-10 Daniel R. Roll Mixer for mixing multi-phase fluids
DE19616623B4 (de) * 1996-04-25 2004-12-23 Der Grüne Punkt - Duales System Deutschland Ag Vorrichtung zur Trennung von zähelastischen Materialien wie Kunststoffen und von unter mechanischer Beanspruchung zerfasernden Stoffen wie Papier
US6852219B2 (en) * 2002-07-22 2005-02-08 John M. Hammond Fluid separation and delivery apparatus and method
US20040020866A1 (en) * 2002-07-22 2004-02-05 Xerox Corporation Liquid dispersion filtration and delivery apparatus and method
US7410574B2 (en) * 2004-03-03 2008-08-12 Patent Innovations Llc Magnetic particle filtration apparatus
AT413656B (de) * 2004-07-21 2006-04-15 Lenzing Technik Gmbh & Cokg Verfahren zum mischen, vorrichtung hierzu und deren verwendung
DE102011012236A1 (de) * 2011-02-24 2012-08-30 Voith Patent Gmbh Stofflöser zum Zerkleinern und Suspendieren von Papierstoff
DE102018127914A1 (de) * 2018-11-08 2020-05-14 Voith Patent Gmbh Rotor für ein Heizaggregat
DE102021211856B4 (de) 2021-10-21 2024-05-08 W. Lange GmbH Engineering & Screening Components Stofflöser zum Erzeugen einer Stoffsuspension aus festen Partikeln und einem fließfähigen Medium

Family Cites Families (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE290357C (sv) *
US2230647A (en) * 1938-07-09 1941-02-04 Nelson M Knight Pulp screening machine
FR951068A (fr) * 1946-06-06 1949-10-14 Price Brothers & Company Ltd Procédé et appareil pour le traitement des pâtes fibreuses
FR1167033A (fr) * 1955-01-31 1958-11-19 S I S Soc D Investissements Co Procédé de traitement de matière fibreuse
US3009659A (en) * 1960-04-21 1961-11-21 Ed Jones Corp Refining apparatus
US3138336A (en) * 1960-07-13 1964-06-23 Lejeune Emile Pulping machine
US3363759A (en) 1964-04-29 1968-01-16 Bird Machine Co Screening apparatus with rotary pulsing member
US3323733A (en) * 1964-08-28 1967-06-06 Fibers Unltd Inc Coaxial disc and cylindrical rotor refining apparatus
US3400820A (en) * 1965-03-30 1968-09-10 Bird Machine Co Screening apparatus with rotary pulsing member
DE1461021A1 (de) * 1965-10-12 1969-01-02 Ohe Ernst Von Der Dickstoff-Wirbel-Verfahren und Vorrichtung zum Aufbereiten von Roh- und Halbstoffen,insbesondere von Altpapier fuer die Herstellung von Papier,Pappen und aehnlichen Erzeugnissen
US3458038A (en) * 1966-06-02 1969-07-29 Ingersoll Rand Canada Screening apparatus
US3411721A (en) * 1966-09-02 1968-11-19 Ingersoll Rand Canada Refining and screening apparatus
US3427690A (en) * 1966-10-17 1969-02-18 Marie J Doyle Apparatus for working fibrous materials
DK123146B (da) * 1966-12-19 1972-05-23 H Larsen Apparat til indføring af et første fluidum i et andet.
US3586172A (en) * 1968-04-16 1971-06-22 Ingersoll Rand Canada Screening apparatus
US3499528A (en) * 1968-05-21 1970-03-10 Beloit Corp Pressurized knotter screen
US3585742A (en) * 1969-06-02 1971-06-22 Sybron Corp Control instrument housing
US3680696A (en) * 1970-03-23 1972-08-01 Bird Machine Co Screening
SE362458B (sv) * 1972-04-21 1973-12-10 Ahlstroem Oy
SE385029B (sv) * 1973-11-23 1976-05-31 Ahlstroem Oy Sett att forma en kontinuerlig materialbana av fibrosa partiklar och anordning derfor
CH576820A5 (sv) * 1974-04-16 1976-06-30 Escher Wyss Gmbh
DE2428588C2 (de) * 1974-06-14 1985-10-17 Fritz Lödige Vorrichtung zum Beleimen von Spänen
US4105543A (en) * 1974-08-09 1978-08-08 The Black Clawson Company Method for screening paper fiber stock
FI53995C (fi) 1974-12-02 1978-09-11 Sunds Ab Silanordning
SE389351B (sv) * 1975-03-14 1976-11-01 Kamyr Ab Sett och anordning for fordelning och inblandning av gas och/eller vetska i massasuspensioner av hog koncentration.
DE2611885C3 (de) * 1976-03-20 1982-05-27 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Gerät zur Reinigung von Faserstoffsuspensionen
DE2611886C3 (de) * 1976-03-20 1981-09-03 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Gerät zum Sortieren und Entstippen von Fasersuspensionen
FI61215B (fi) * 1976-11-23 1982-02-26 Defibrator Ab Saett och anordning att kontinuerligt framstaella lignocellulosahaltiga fibermaterial
US4155841A (en) * 1977-03-22 1979-05-22 The Black Clawson Company High turbulence screen

Also Published As

Publication number Publication date
JPS5526283A (en) 1980-02-25
DE2954408C2 (sv) 1990-03-29
FI781789A (fi) 1979-12-07
FI62872B (fi) 1982-11-30
FI62872C (fi) 1983-03-10
SE463033B (sv) 1990-10-01
DE2920337C2 (sv) 1988-09-08
SE436652C (sv) 1986-05-26
SE8404337L (sv) 1984-08-30
DE2954539C2 (sv) 1990-03-08
SE463034B (sv) 1990-10-01
DE2954409C2 (sv) 1988-07-21
SE8404336L (sv) 1984-08-30
DE2920337A1 (de) 1979-12-20
ATA386379A (de) 1983-04-15
FR2428105A1 (fr) 1980-01-04
US4594152A (en) 1986-06-10
CA1102604A (en) 1981-06-09
SE8404336D0 (sv) 1984-08-30
FR2428105B1 (fr) 1986-03-21
AT372992B (de) 1983-12-12
SE436652B (sv) 1985-01-14
BR7903506A (pt) 1980-01-22
SE8404337D0 (sv) 1984-08-30

Similar Documents

Publication Publication Date Title
SE7904558L (sv) Forfarande och anordning for behandling av fibersuspensioner
CA1159447A (en) Stepped, axially fed, rotor and housing type continuous mixer
SE8102118L (sv) Anordning och forfarande for separering av gas fran en fibersuspension
SE7511270L (sv) Sett och anordning for separering och tvettning av fint stoft i en vetska
ES8204618A1 (es) Centrifuga de camisa maciza para el intercambio de materias entre liquidos
JPH05500241A (ja) パルプを処理する方法及び装置
GB1216088A (en) Method and apparatus for cleaning and fractionating a pulp suspension
GB1518907A (en) Apparatus for treating fibrous supensions
SE8306091L (sv) Forfaringssett och apparat for silning av suspensioner av medelhog konsistens
SE7808424L (sv) Skivraffiner for malning och behandling av pappersmassa
SE8601606D0 (sv) Forfarande och anordning for raffinering av fibermaterial
SE8401846D0 (sv) Sett och anordning for behandling av materialsuspensioner
ES486139A1 (es) Dispositivo para la separacion de impurezas desde suspensio-nes de material fibroso
SE8503003L (sv) Silanordning med anordning for reduktion av rejekt
NO173399B (no) Apparat for oppdeling av en fibersuspensjon
EP0839226A1 (en) Method and device for treating a pulp suspension
OA06385A (fr) Procédé et dispositif d'attrition en voie humide.
FI63789C (fi) Anordning foer avlaegsnande av foeroreningar i fibersuspensioner
JPH0253990A (ja) 繊維セルロースパルプ懸濁液の選別装置
SE8401790D0 (sv) Fordelningsanordning for suspensioner
KR840005507A (ko) 폐지의 제조방법
SE8801703L (sv) Apparat foer uppdelning av en suspension av en fiberhaltig cellulosamassa
ATE320838T1 (de) Abspülbares filter
SU676834A1 (ru) Аэрофонтанна сушилка
SE9403587L (sv) Apparat för behandling av fibersuspension

Legal Events

Date Code Title Description
NAL Patent in force

Ref document number: 7904558-9

Format of ref document f/p: F

NUG Patent has lapsed

Ref document number: 7904558-9

Format of ref document f/p: F