FR2362237A1 - Systeme pour stabiliser l'ecoulement provenant du cuvier de stockage de pate dans la caisse de tete hydraulique d'une machine a papier - Google Patents

Systeme pour stabiliser l'ecoulement provenant du cuvier de stockage de pate dans la caisse de tete hydraulique d'une machine a papier

Info

Publication number
FR2362237A1
FR2362237A1 FR7725424A FR7725424A FR2362237A1 FR 2362237 A1 FR2362237 A1 FR 2362237A1 FR 7725424 A FR7725424 A FR 7725424A FR 7725424 A FR7725424 A FR 7725424A FR 2362237 A1 FR2362237 A1 FR 2362237A1
Authority
FR
France
Prior art keywords
flow
head box
stabilizing
paper machine
storage tank
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.)
Granted
Application number
FR7725424A
Other languages
English (en)
Other versions
FR2362237B3 (fr
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
Publication of FR2362237A1 publication Critical patent/FR2362237A1/fr
Application granted granted Critical
Publication of FR2362237B3 publication Critical patent/FR2362237B3/fr
Granted 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

Abstract

Système pour stabiliser l'écoulement dans la caisse de tête d'une machine à papier, ladite caisse de tête comprenant successivement, dans le sens d'écoulement, une chambre d'égalisation, un point d'étranglement, un système de passages à turbulence et une section conique à lèvres. Il est prévu des lames de guidage 21 ou des organes de guidage equivalents, disposés suivant la direction principale de l'écoulement F et traversant ledit point d'étranglement, telle la plaque perforée 20. Application à la fabrication du papier.
FR7725424A 1976-08-20 1977-08-19 Systeme pour stabiliser l'ecoulement provenant du cuvier de stockage de pate dans la caisse de tete hydraulique d'une machine a papier Granted FR2362237A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI762393A FI56987C (fi) 1976-08-20 1976-08-20 System foer stabilisering av massasuspensionstroemmen i en hydraulisk inloppslaoda i en pappersmaskin

Publications (2)

Publication Number Publication Date
FR2362237A1 true FR2362237A1 (fr) 1978-03-17
FR2362237B3 FR2362237B3 (fr) 1980-06-20

Family

ID=8510196

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725424A Granted FR2362237A1 (fr) 1976-08-20 1977-08-19 Systeme pour stabiliser l'ecoulement provenant du cuvier de stockage de pate dans la caisse de tete hydraulique d'une machine a papier

Country Status (8)

Country Link
US (1) US4104116A (fr)
CA (1) CA1076864A (fr)
DE (1) DE2737559A1 (fr)
FI (1) FI56987C (fr)
FR (1) FR2362237A1 (fr)
GB (1) GB1546292A (fr)
NO (1) NO772881L (fr)
SE (1) SE7709283L (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE446889B (sv) * 1980-08-05 1986-10-13 Mitsubishi Heavy Ind Ltd Inloppslada vid en pappersmaskin
AT376721B (de) * 1980-11-26 1984-12-27 Escher Wyss Gmbh Stoffauflauf fuer eine papiermaschine
DE3144066C2 (de) * 1981-11-06 1985-10-31 J.M. Voith Gmbh, 7920 Heidenheim "Stoffauflauf für eine Papiermaschine"
US5019215A (en) * 1988-10-17 1991-05-28 Groupe Laperrier & Verreault, Inc. Headbox with conduits having multiply connected domains
DE4323050C1 (de) * 1993-07-12 1995-02-16 Voith Gmbh J M Düse eines Mehrschichtenstoffauflaufes und Verfahren zum vermischungsarmen Zusammenführen mindestens zweier Stoffsuspensionsströme
US5510005A (en) * 1994-07-25 1996-04-23 Westvaco Corporation Venturi headbox for a papermaking machine
DE4433445C1 (de) * 1994-09-20 1996-03-28 Voith Gmbh J M Stoffauflauf einer Papiermaschine
FR2732111B1 (fr) * 1995-03-21 1997-05-09 Inst Francais Du Petrole Capteur de surveillance du liquide de refroidissement de circuits echangeur de chaleur
US6406595B1 (en) * 1995-10-20 2002-06-18 Institute Of Paper Science And Technology, Inc. Methods and apparatus to enhance paper and board forming qualities
DE19728599A1 (de) * 1997-07-04 1999-01-07 Voith Sulzer Papiermasch Gmbh Stoffauflauf
WO1999057366A2 (fr) * 1998-04-30 1999-11-11 Voith Sulzer Papiertechnik Patent Gmbh Caisse de tete avec canaux a turbulences
DE19819330A1 (de) * 1998-04-30 1999-11-04 Voith Sulzer Papiertech Patent Drallbrecher

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO119299B (fr) * 1962-04-12 1970-04-27 Karlstad Mekaniska Ab
US3328236A (en) * 1964-06-22 1967-06-27 Black Clawson Co Bunched tube approach to a headbox of a papermaking machine
US3514372A (en) * 1966-11-29 1970-05-26 Beloit Corp Headbox method and means for blending of multiple jets
US3846229A (en) * 1972-01-28 1974-11-05 Lodding Engineering Corp Flow systems for inducing fine-scale turbulence

Also Published As

Publication number Publication date
NO772881L (no) 1978-02-21
FI762393A (fi) 1978-02-21
FR2362237B3 (fr) 1980-06-20
SE7709283L (sv) 1978-02-21
FI56987C (fi) 1980-05-12
CA1076864A (fr) 1980-05-06
FI56987B (fi) 1980-01-31
GB1546292A (en) 1979-05-23
DE2737559A1 (de) 1978-02-23
US4104116A (en) 1978-08-01

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Legal Events

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