CA1157303A - Headbox for a paper machine - Google Patents

Headbox for a paper machine

Info

Publication number
CA1157303A
CA1157303A CA000375121A CA375121A CA1157303A CA 1157303 A CA1157303 A CA 1157303A CA 000375121 A CA000375121 A CA 000375121A CA 375121 A CA375121 A CA 375121A CA 1157303 A CA1157303 A CA 1157303A
Authority
CA
Canada
Prior art keywords
headbox
segments
lip
turbulence
paper
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA000375121A
Other languages
English (en)
French (fr)
Inventor
Alvi Kirjavainen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Valmet Oy
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
Application granted granted Critical
Publication of CA1157303A publication Critical patent/CA1157303A/en
Expired legal-status Critical Current

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
    • 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
    • D21F1/026—Details of the turbulence section
    • 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
    • D21F1/028—Details of the nozzle section
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F9/00—Complete machines for making continuous webs of paper
    • D21F9/003—Complete machines for making continuous webs of paper of the twin-wire type
    • D21F9/006—Complete machines for making continuous webs of paper of the twin-wire type paper or board consisting of two or more layers

Landscapes

  • Paper (AREA)
CA000375121A 1980-04-11 1981-04-09 Headbox for a paper machine Expired CA1157303A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI801167A FI69664C (fi) 1980-04-11 1980-04-11 Inloppslaoda foer en pappersmaskin
FI801167 1980-04-11

Publications (1)

Publication Number Publication Date
CA1157303A true CA1157303A (en) 1983-11-22

Family

ID=8513406

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000375121A Expired CA1157303A (en) 1980-04-11 1981-04-09 Headbox for a paper machine

Country Status (9)

Country Link
EP (1) EP0049254A1 (it)
JP (1) JPS57500515A (it)
BR (1) BR8108308A (it)
CA (1) CA1157303A (it)
ES (1) ES501265A0 (it)
FI (1) FI69664C (it)
IT (1) IT1194781B (it)
SU (1) SU1218929A3 (it)
WO (1) WO1981002903A1 (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI78750B (fi) * 1982-07-20 1989-05-31 Escher Wyss Gmbh Flerskiktsinloppslaoda foer matande av pappersmassa till en vira.
AT374843B (de) * 1982-07-23 1984-06-12 Escher Wyss Gmbh Mehrlagenstoffauflauf fuer insbesondere papiermaschinen
CH672515A5 (it) * 1987-02-02 1989-11-30 Escher Wyss Gmbh
DE4328997C2 (de) * 1993-08-28 1998-07-02 Voith Gmbh J M Naßpartie eines Doppelsieb-GAP-Formers
ATE222971T1 (de) * 1994-04-29 2002-09-15 Voith Paper Patent Gmbh Mehrschichten-stoffauflauf
DE19624052A1 (de) * 1996-06-17 1996-12-12 Voith Sulzer Papiermasch Gmbh Dreischichtenstoffauflauf
DE29701032U1 (de) * 1997-01-22 1997-03-13 Voith Sulzer Papiermasch Gmbh 3-Schicht-Stoffauflauf
DE10159412A1 (de) * 2001-12-04 2003-06-12 Voith Paper Patent Gmbh Stoffauflauf

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598696A (en) * 1968-02-14 1971-08-10 Beloit Corp Multiple stage hydraulic headbox
US3802966A (en) * 1969-08-22 1974-04-09 Ethyl Corp Apparatus for delivering a fluid suspension to a forming unit clear reactor power plant
US3839143A (en) * 1972-06-08 1974-10-01 Beloit Corp Multi-ply two wire former wherein multiple headboxes are used and inflatable air bellows provide adjustments therebetween
FI379674A (it) * 1974-01-17 1975-07-18 Beloit Corp
US4141788A (en) * 1978-05-02 1979-02-27 Beloit Corporation Method of and means for forming multi-ply paper webs from a single headbox

Also Published As

Publication number Publication date
ES8300910A1 (es) 1982-11-01
BR8108308A (pt) 1982-03-09
IT8121066A0 (it) 1981-04-10
ES501265A0 (es) 1982-11-01
FI69664C (fi) 1986-03-10
JPS57500515A (it) 1982-03-25
FI801167A (fi) 1981-10-12
EP0049254A1 (en) 1982-04-14
IT1194781B (it) 1988-09-28
WO1981002903A1 (en) 1981-10-15
FI69664B (fi) 1985-11-29
SU1218929A3 (ru) 1986-03-15
IT8121066A1 (it) 1982-10-10

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Legal Events

Date Code Title Description
MKEX Expiry