IT1222477B - Apparecchiatura di vagliatura - Google Patents

Apparecchiatura di vagliatura

Info

Publication number
IT1222477B
IT1222477B IT21628/87A IT2162887A IT1222477B IT 1222477 B IT1222477 B IT 1222477B IT 21628/87 A IT21628/87 A IT 21628/87A IT 2162887 A IT2162887 A IT 2162887A IT 1222477 B IT1222477 B IT 1222477B
Authority
IT
Italy
Prior art keywords
screening equipment
screening
equipment
Prior art date
Application number
IT21628/87A
Other languages
English (en)
Other versions
IT8721628A0 (it
Inventor
Douglas L G Young
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of IT8721628A0 publication Critical patent/IT8721628A0/it
Application granted granted Critical
Publication of IT1222477B publication Critical patent/IT1222477B/it

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Filtration Of Liquid (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
IT21628/87A 1986-08-27 1987-08-10 Apparecchiatura di vagliatura IT1222477B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/900,714 US4749474A (en) 1986-08-27 1986-08-27 Screening apparatus

Publications (2)

Publication Number Publication Date
IT8721628A0 IT8721628A0 (it) 1987-08-10
IT1222477B true IT1222477B (it) 1990-09-05

Family

ID=25412971

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21628/87A IT1222477B (it) 1986-08-27 1987-08-10 Apparecchiatura di vagliatura

Country Status (9)

Country Link
US (1) US4749474A (it)
JP (1) JPS6359323A (it)
AT (1) AT396753B (it)
BR (1) BR8704386A (it)
CA (1) CA1278777C (it)
FI (1) FI89815C (it)
GB (1) GB2194168B (it)
IT (1) IT1222477B (it)
SE (1) SE467417B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
SE461104B (sv) * 1988-05-05 1990-01-08 Kamyr Ab Apparat foer uppdelning av en suspension av en fiberhaltig cellulosamassa
SE466269B (sv) * 1990-05-25 1992-01-20 Sunds Defibrator Ind Ab Anordning foer silning av massasuspensioner
US5096127A (en) * 1990-08-22 1992-03-17 Ingersoll-Rand Company Apparatus for pressurized screening of a fibrous material liquid suspension
FI90792C (fi) * 1992-05-19 1994-03-25 Pom Dev Oy Ab Menetelmä ja laite kuitususpension puhdistamiseksi
US5307939A (en) * 1992-07-13 1994-05-03 Ingersoll-Rand Company Screening apparatus for papermaking pulp
US5323913A (en) * 1992-12-08 1994-06-28 Bird Escher Wyss Inc. Pressure screening apparatus with baffle
US5624558A (en) * 1994-08-04 1997-04-29 Cae Screenplates Inc. Method and apparatus for screening a fiber suspension
FI97631C (sv) * 1994-11-21 1997-01-27 Pom Technology Oy Ab Anordning och förfarande för att sila en fibersuspension
US5607589A (en) * 1995-06-06 1997-03-04 Cae Screenplates Inc. Multiple contour screening
SE509134C2 (sv) * 1997-04-14 1998-12-07 Sunds Defibrator Ind Ab Silanordning med rejektutspädning
SE511142C2 (sv) * 1997-12-19 1999-08-09 Sunds Defibrator Ind Ab Anordning med spädvätsketillförsel för silning av fibersuspensioner
SE511148C2 (sv) * 1997-12-19 1999-08-09 Sunds Defibrator Ind Ab Silanordning för fibersuspension
DE19911884A1 (de) * 1999-03-17 2000-09-21 Voith Sulzer Papiertech Patent Drucksortierer zum Sieben einer Papierfaserstoffsuspension und Siebräumer für einen solchen
SE9901148L (sv) 1999-03-29 2000-06-12 Valmet Fibertech Ab Silanordning med ett roterbart och ett stationärt silorgan
SE514071C2 (sv) 1999-04-08 2000-12-18 Valmet Fibertech Ab Silanordning med axiellt förskjutbar spaltring
GB2383001B (en) * 2001-12-12 2004-01-28 Shih-Chang Chang A filtration device with cross-flow function and a filtration method
ITVI20040230A1 (it) * 2004-09-29 2004-12-29 Comer Spa Epuratore perfezionato per la depurazione di sospensioni fibrose
US20070287822A1 (en) * 2006-06-13 2007-12-13 Eastman Chemical Company Light absorbing compositions
US8011515B2 (en) * 2009-05-12 2011-09-06 Ovivo Luxembourg S.á.r.l. Two stage pulp screening device with two stationary cylindrical screens
FI126520B (en) 2016-03-16 2017-01-31 Red Wire Oy Method of screening and screening device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3245535A (en) * 1963-05-23 1966-04-12 Cowan Ben Vertical pressure type pulp screen
US3586172A (en) * 1968-04-16 1971-06-22 Ingersoll Rand Canada Screening apparatus
US3726401A (en) * 1970-12-16 1973-04-10 Bird Machine Co Screening machine
DE2611886C3 (de) * 1976-03-20 1981-09-03 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Gerät zum Sortieren und Entstippen von Fasersuspensionen
CH621489A5 (it) * 1977-06-09 1981-02-13 Lonza Ag
DE2830386C2 (de) * 1978-07-11 1982-09-02 Hermann Finckh, Maschinenfabrik GmbH & Co, 7417 Pfullingen Verfahren zum Sortieren von Fasersuspensionen sowie Drucksortierer zur Durchführung des Verfahrens
US4222863A (en) * 1979-01-22 1980-09-16 Ingersoll-Rand Canada Inc. Screening apparatus and method
FI67589C (fi) * 1983-10-25 1985-04-10 Ahlstroem Oy Sorterare med separering av laett rejekt
DE3341666A1 (de) * 1983-11-18 1985-05-30 Kurt 5203 Much Sistig Vorrichtung zum kontinuierlichen filtern feststoffbeladener fluessigkeiten
US5363759A (en) * 1993-10-12 1994-11-15 Ambrosio George A D Hand-operated can press

Also Published As

Publication number Publication date
FI873377A (fi) 1988-02-28
US4749474A (en) 1988-06-07
SE8703122L (sv) 1988-02-28
JPH0427885B2 (it) 1992-05-13
FI89815C (fi) 1993-11-25
BR8704386A (pt) 1988-04-19
SE467417B (sv) 1992-07-13
FI89815B (fi) 1993-08-13
GB8718660D0 (en) 1987-09-09
GB2194168B (en) 1989-12-13
CA1278777C (en) 1991-01-08
AT396753B (de) 1993-11-25
JPS6359323A (ja) 1988-03-15
GB2194168A (en) 1988-03-02
SE8703122D0 (sv) 1987-08-11
ATA216287A (de) 1993-04-15
IT8721628A0 (it) 1987-08-10
FI873377A0 (fi) 1987-08-04

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970827