FI50650C - Paperikoneen hydraulinen perälaatikko. - Google Patents

Paperikoneen hydraulinen perälaatikko.

Info

Publication number
FI50650C
FI50650C FI750541A FI750541A FI50650C FI 50650 C FI50650 C FI 50650C FI 750541 A FI750541 A FI 750541A FI 750541 A FI750541 A FI 750541A FI 50650 C FI50650 C FI 50650C
Authority
FI
Finland
Prior art keywords
paper machine
hydraulic headbox
headbox
hydraulic
paper
Prior art date
Application number
FI750541A
Other languages
English (en)
Swedish (sv)
Other versions
FI50650B (fi
Inventor
Alvi Kirjavainen
Jouni Koskimies
Original Assignee
Valmet 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 Valmet Oy filed Critical Valmet Oy
Priority to FI750541A priority Critical patent/FI50650C/fi
Application granted granted Critical
Publication of FI50650B publication Critical patent/FI50650B/fi
Priority to NO760456A priority patent/NO145018C/no
Priority to US05/659,238 priority patent/US4063997A/en
Priority to DE2607310A priority patent/DE2607310C3/de
Priority to BR7601128A priority patent/BR7601128A/pt
Priority to SE7602255A priority patent/SE416829B/xx
Priority to CA246,427A priority patent/CA1042696A/en
Priority to JP1902376A priority patent/JPS5620397B2/ja
Publication of FI50650C publication Critical patent/FI50650C/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
    • D21F1/024—Details of the feed chamber
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/02—Head boxes of Fourdrinier machines
FI750541A 1975-02-25 1975-02-25 Paperikoneen hydraulinen perälaatikko. FI50650C (fi)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FI750541A FI50650C (fi) 1975-02-25 1975-02-25 Paperikoneen hydraulinen perälaatikko.
NO760456A NO145018C (no) 1975-02-25 1976-02-12 Hydraulisk innloepskasse i en papirmaskin.
US05/659,238 US4063997A (en) 1975-02-25 1976-02-19 Hydraulic headbox and a gas enclosure communicating therewith
DE2607310A DE2607310C3 (de) 1975-02-25 1976-02-23 Geschlossener Stoffauflauf für eine Papiermaschine
BR7601128A BR7601128A (pt) 1975-02-25 1976-02-23 Masselote hidraulico em maquina para fabricar papel
SE7602255A SE416829B (sv) 1975-02-25 1976-02-24 Hydraulisk inloppslada i pappersmaskin
CA246,427A CA1042696A (en) 1975-02-25 1976-02-24 Paper machine having a hydraulic headbox and a gas enclosure communicating therewith
JP1902376A JPS5620397B2 (fi) 1975-02-25 1976-02-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI750541A FI50650C (fi) 1975-02-25 1975-02-25 Paperikoneen hydraulinen perälaatikko.

Publications (2)

Publication Number Publication Date
FI50650B FI50650B (fi) 1976-02-02
FI50650C true FI50650C (fi) 1976-05-10

Family

ID=8509006

Family Applications (1)

Application Number Title Priority Date Filing Date
FI750541A FI50650C (fi) 1975-02-25 1975-02-25 Paperikoneen hydraulinen perälaatikko.

Country Status (8)

Country Link
US (1) US4063997A (fi)
JP (1) JPS5620397B2 (fi)
BR (1) BR7601128A (fi)
CA (1) CA1042696A (fi)
DE (1) DE2607310C3 (fi)
FI (1) FI50650C (fi)
NO (1) NO145018C (fi)
SE (1) SE416829B (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI57281C (fi) * 1976-10-05 1980-07-10 Valmet Oy Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin
FI771209A (fi) * 1977-04-15 1978-10-16 Valmet Oy Inloppslaoda i pappersmaskin foersett med luftbehaollare foer utjaemning av tryckvariationer i massasuspensionstroemmen
FI60256C (fi) * 1978-03-02 1981-12-10 Valmet Oy Snabbfastlaosningsanordning foer luftdynadaempare lock bottenplattor eller dylika hos inloppslaodan i en pappersmaskin
DE3514554C3 (de) * 1984-09-19 1998-01-08 Escher Wyss Gmbh Stoffauflauf-Vorrichtung für eine Papiermaschine und Verfahren zu deren Betrieb
US4863564A (en) * 1987-12-23 1989-09-05 Virginia Chemicals Inc. Method of bleaching high yield pulp by using dithionite ion and excluding oxygen

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2934142A (en) * 1955-06-14 1960-04-26 Valmet Oy Method and apparatus for feeding substantially gas-free paper pulp into a paper making machine
US2973034A (en) * 1958-03-03 1961-02-28 Black Clawson Co Paper machinery
NO119299B (fi) * 1962-04-12 1970-04-27 Karlstad Mekaniska Ab
US3461031A (en) * 1965-09-28 1969-08-12 Rice Barton Corp Apparatus for regulating stock level in a headbox
US3536581A (en) * 1966-03-16 1970-10-27 Voith Gmbh J M Overflow control for breast box of a paper making machine
DE2307849B1 (de) * 1973-02-17 1974-06-20 Voith Gmbh J M Stoffauflauf fuer eine Papiermaschine
US3853697A (en) * 1973-03-08 1974-12-10 Beloit Corp Papermaking machine headbox with an upwardly inclined slice chamber portion, an arcuate portion, and a downwardly inclined portion and containing flexible trailing members

Also Published As

Publication number Publication date
NO145018B (no) 1981-09-14
NO760456L (fi) 1976-08-26
JPS5620397B2 (fi) 1981-05-13
CA1042696A (en) 1978-11-21
SE7602255L (sv) 1976-08-26
SE416829B (sv) 1981-02-09
FI50650B (fi) 1976-02-02
JPS51109311A (fi) 1976-09-28
DE2607310C3 (de) 1981-07-16
US4063997A (en) 1977-12-20
NO145018C (no) 1981-12-28
DE2607310B2 (de) 1980-11-20
BR7601128A (pt) 1976-09-14
DE2607310A1 (de) 1976-09-16

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: VALMET OY