FI874854A - Foerfarande och anordning foer utfaellning av fibersuspension. - Google Patents

Foerfarande och anordning foer utfaellning av fibersuspension. Download PDF

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Publication number
FI874854A
FI874854A FI874854A FI874854A FI874854A FI 874854 A FI874854 A FI 874854A FI 874854 A FI874854 A FI 874854A FI 874854 A FI874854 A FI 874854A FI 874854 A FI874854 A FI 874854A
Authority
FI
Finland
Prior art keywords
drainage
drained
pulp
suspension
head box
Prior art date
Application number
FI874854A
Other languages
English (en)
Other versions
FI874854A0 (fi
FI86151C (fi
FI86151B (fi
Inventor
Kaj Henricson
Mika Maekelae
Olavi Pikka
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 FI874854A0 publication Critical patent/FI874854A0/fi
Priority to FI874854A priority Critical patent/FI86151C/fi
Priority to DE3888409T priority patent/DE3888409T2/de
Priority to AT88110948T priority patent/ATE103021T1/de
Priority to JP63170746A priority patent/JPH089838B2/ja
Priority to US07/216,842 priority patent/US4975204A/en
Priority to CA000571538A priority patent/CA1330174C/en
Priority to EP88110948A priority patent/EP0298499B1/en
Publication of FI874854A publication Critical patent/FI874854A/fi
Priority to US07/573,334 priority patent/US5156750A/en
Application granted granted Critical
Publication of FI86151B publication Critical patent/FI86151B/fi
Publication of FI86151C publication Critical patent/FI86151C/fi

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FI874854A 1987-07-08 1987-11-04 Foerfarande och anordning foer avvattning av fibersuspension. FI86151C (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI874854A FI86151C (fi) 1987-11-04 1987-11-04 Foerfarande och anordning foer avvattning av fibersuspension.
US07/216,842 US4975204A (en) 1987-07-08 1988-07-08 Method and apparatus for thickening fiber suspension
AT88110948T ATE103021T1 (de) 1987-07-08 1988-07-08 Verfahren und vorrichtung zum eindicken einer faseraufschwemmung.
JP63170746A JPH089838B2 (ja) 1987-07-08 1988-07-08 繊維懸濁液を濃化する方法と装置
DE3888409T DE3888409T2 (de) 1987-07-08 1988-07-08 Verfahren und Vorrichtung zum Eindicken einer Faseraufschwemmung.
CA000571538A CA1330174C (en) 1987-07-08 1988-07-08 Method and apparatus for thickening fiber suspension
EP88110948A EP0298499B1 (en) 1987-07-08 1988-07-08 Method and apparatus for thickening fiber suspension
US07/573,334 US5156750A (en) 1987-07-08 1990-08-24 Method and apparatus for thickening a fiber suspension and removing fine particles therefrom

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI874854A FI86151C (fi) 1987-11-04 1987-11-04 Foerfarande och anordning foer avvattning av fibersuspension.
FI874854 1987-11-04

Publications (4)

Publication Number Publication Date
FI874854A0 FI874854A0 (fi) 1987-11-04
FI874854A true FI874854A (fi) 1989-05-05
FI86151B FI86151B (fi) 1992-04-15
FI86151C FI86151C (fi) 1992-07-27

Family

ID=8525346

Family Applications (1)

Application Number Title Priority Date Filing Date
FI874854A FI86151C (fi) 1987-07-08 1987-11-04 Foerfarande och anordning foer avvattning av fibersuspension.

Country Status (1)

Country Link
FI (1) FI86151C (fi)

Also Published As

Publication number Publication date
FI874854A0 (fi) 1987-11-04
FI86151C (fi) 1992-07-27
FI86151B (fi) 1992-04-15

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: AHLSTROM MACHINERY OY