FI882569A - Sil. - Google Patents

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Info

Publication number
FI882569A
FI882569A FI882569A FI882569A FI882569A FI 882569 A FI882569 A FI 882569A FI 882569 A FI882569 A FI 882569A FI 882569 A FI882569 A FI 882569A FI 882569 A FI882569 A FI 882569A
Authority
FI
Finland
Prior art keywords
sil
Prior art date
Application number
FI882569A
Other languages
English (en)
Other versions
FI882569A0 (fi
Inventor
Frey Frejborg
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
Priority claimed from US07/061,594 external-priority patent/US4880540A/en
Application filed by Ahlstroem Oy filed Critical Ahlstroem Oy
Publication of FI882569A0 publication Critical patent/FI882569A0/fi
Publication of FI882569A publication Critical patent/FI882569A/fi

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
    • 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
    • D21D5/16—Cylinders and plates for screens

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
FI882569A 1987-06-11 1988-06-01 Sil. FI882569A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/061,594 US4880540A (en) 1983-01-26 1987-06-11 Pulp screening apparatus

Publications (2)

Publication Number Publication Date
FI882569A0 FI882569A0 (fi) 1988-06-01
FI882569A true FI882569A (fi) 1988-12-12

Family

ID=22036818

Family Applications (1)

Application Number Title Priority Date Filing Date
FI882569A FI882569A (fi) 1987-06-11 1988-06-01 Sil.

Country Status (5)

Country Link
EP (1) EP0294832B1 (fi)
BR (1) BR8807561A (fi)
DE (2) DE3862433D1 (fi)
FI (1) FI882569A (fi)
WO (1) WO1988009843A1 (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI91171C (fi) * 1989-03-02 1994-05-25 Ahlstroem Oy Menetelmä ja laite kuitususpension saostamiseksi
EP0504161B1 (en) * 1989-10-23 1993-09-01 Beloit Technologies, Inc. Basket profile for screens
US5200072A (en) 1990-08-16 1993-04-06 Ahlstrom Screen Plates Inc. Screen plates and methods of manufacture
DE59506189D1 (de) * 1995-02-03 1999-07-15 Finckh Maschf Drucksortierer zum sortieren von fasersuspensionen sowie sieb für einen solchen drucksortierer
SE504657C2 (sv) * 1995-07-03 1997-03-24 Sunds Defibrator Ind Ab Tätningsanordning
ES2155410B1 (es) * 1999-08-24 2001-12-01 Perez Ernesto Pastor Depurador de pasta de papel.
FI20022055A (fi) * 2002-11-19 2004-05-20 Advanced Fiber Tech Aft Trust Menetelmä ja laite kuitususpension käsittelemiseksi
CN101171390B (zh) 2005-05-09 2011-04-13 纺织过滤材料股份有限公司 筛网筐及装配筛网筐的方法
MX2010005202A (es) 2007-11-14 2010-11-12 Filtration Fibrewall Inc Canasta de filtro.
FI121794B (fi) * 2009-10-23 2011-04-15 Andritz Oy Laite kuitususpension käsittelemiseksi

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363759A (en) * 1964-04-29 1968-01-16 Bird Machine Co Screening apparatus with rotary pulsing member
US3400820A (en) * 1965-03-30 1968-09-10 Bird Machine Co Screening apparatus with rotary pulsing member
NL7210202A (fi) * 1972-07-24 1974-01-28
SE374148B (fi) * 1972-08-31 1975-02-24 S E E Ahlfors
DE2712749A1 (de) * 1977-03-23 1979-02-08 Finckh Maschf Sortierer zum sichten von fasersuspensionen
FR2516563A1 (fr) * 1981-11-18 1983-05-20 Lamort E & M Perfectionnements aux epurateurs de pate a papier et a leurs tamis
FI67588C (fi) * 1983-01-26 1985-04-10 Ahlstroem Oy Silplaot
WO1986003688A1 (en) * 1984-12-25 1986-07-03 Mitsubishi Jukogyo Kabushiki Kaisha Pressure slit screen
FI77481C (fi) * 1985-05-29 1989-03-10 Ahlstroem Oy Sil.
US4855038A (en) * 1985-06-20 1989-08-08 Beloit Corporation High consistency pressure screen and method of separating accepts and rejects

Also Published As

Publication number Publication date
EP0294832B1 (en) 1991-04-17
FI882569A0 (fi) 1988-06-01
EP0294832A3 (en) 1989-03-08
EP0294832A2 (en) 1988-12-14
WO1988009843A1 (en) 1988-12-15
DE294832T1 (de) 1989-07-13
DE3862433D1 (de) 1991-05-23
BR8807561A (pt) 1990-04-17

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: A. AHLSTROEM OSAKEYHTIOE