NO773383L - System for dempning av trykkvariasjoner i en papirmaskin - Google Patents

System for dempning av trykkvariasjoner i en papirmaskin

Info

Publication number
NO773383L
NO773383L NO773383A NO773383A NO773383L NO 773383 L NO773383 L NO 773383L NO 773383 A NO773383 A NO 773383A NO 773383 A NO773383 A NO 773383A NO 773383 L NO773383 L NO 773383L
Authority
NO
Norway
Prior art keywords
lid
inlet box
damping system
inlet
equalization chamber
Prior art date
Application number
NO773383A
Other languages
English (en)
Norwegian (no)
Inventor
Alvi Kirjavainen
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 NO773383L publication Critical patent/NO773383L/no

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
    • D21F1/06—Regulating pulp flow

Landscapes

  • Paper (AREA)
  • Motor Or Generator Frames (AREA)
NO773383A 1976-10-05 1977-10-04 System for dempning av trykkvariasjoner i en papirmaskin NO773383L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI762827A FI57281C (fi) 1976-10-05 1976-10-05 Daempningssystem foer tryckvariationer i massasuspensionsstroemningen i den hydrauliska inloppslaodan hos en pappersmaskin

Publications (1)

Publication Number Publication Date
NO773383L true NO773383L (no) 1978-04-06

Family

ID=8510307

Family Applications (1)

Application Number Title Priority Date Filing Date
NO773383A NO773383L (no) 1976-10-05 1977-10-04 System for dempning av trykkvariasjoner i en papirmaskin

Country Status (13)

Country Link
US (1) US4166759A (fi)
JP (1) JPS5370106A (fi)
AT (1) AT361771B (fi)
BR (1) BR7706646A (fi)
CA (1) CA1092404A (fi)
DE (1) DE2744512A1 (fi)
FI (1) FI57281C (fi)
FR (1) FR2367142A1 (fi)
GB (1) GB1559033A (fi)
IT (1) IT1088956B (fi)
NO (1) NO773383L (fi)
SE (1) SE7711097L (fi)
SU (1) SU694087A3 (fi)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI771209A (fi) * 1977-04-15 1978-10-16 Valmet Oy Inloppslaoda i pappersmaskin foersett med luftbehaollare foer utjaemning av tryckvariationer i massasuspensionstroemmen
FI61737C (fi) * 1980-12-17 1982-09-10 Valmet Oy Reglerbar inloppslaoda foer pappersmaskin
FI61056C (fi) * 1981-01-26 1982-05-10 Ahlstroem Oy Daempningssystem foer en inloppslaoda i en pappersmaskin
IT1190988B (it) * 1982-09-07 1988-02-24 Mondadori Editore Spa Dispositivo e procedimento di attenuazione di pulsazioni di pressione in fluidi,in particolare per macchine continue di produzione di nastri di carta
FI84920C (fi) * 1988-05-27 1992-02-10 Valmet Ahlstroem Inc Hydraulisk inloppslaoda i pappers- eller kartongmaskin.
DE4237308A1 (en) * 1992-11-05 1993-04-08 Voith Gmbh J M Paper-making stock inlet - has a membrane in hollow zone to form another zone filled with dampening medium to suppress pulsation
DE19718034A1 (de) * 1997-04-29 1998-11-05 Voith Sulzer Papiermasch Gmbh Stoffauflauf mit Dämpfungsverteiler
SE530972C2 (sv) * 2007-03-01 2008-11-04 Metso Paper Inc Fördelningsenhet i en inloppslåda till en avvattningspress och dess användning
EP3757288B1 (en) 2019-06-28 2022-04-27 Wetend Technologies Oy A method of and an arrangement for adding a chemical to an approach flow system of a fiber web machine
WO2023198545A2 (de) 2022-04-12 2023-10-19 Voith Patent Gmbh Dämpfungsvorrichtung und membrane für einen stoffauflauf einer maschine zur herstellung einer faserstoffbahn

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448118A (en) * 1945-05-18 1948-08-31 Gulf Oil Corp Pulsation absorber
US2535732A (en) * 1946-02-13 1950-12-26 Beloit Iron Works Sealed wet end for paper machines
US3130751A (en) * 1962-05-16 1964-04-28 Time Inc Apparatus for damping pulses in a fluid
US3563852A (en) * 1967-08-11 1971-02-16 Black Clawson Co Headbox for twin wire paper making apparatus
SE365009B (fi) * 1968-09-24 1974-03-11 Ahlstroem Oy
US3573160A (en) * 1969-01-29 1971-03-30 Kasimir Lopas Tapered manifold stock distribution system for a papermaking machine with movable wall therein
US3802960A (en) * 1972-04-12 1974-04-09 Scott Paper Co Method and apparatus for conditioning paper stock flowing to papermaking machine
US4030971A (en) * 1974-12-13 1977-06-21 Beloit Corporation System compensating for pressure fluctuations in a paper machine headbox
FI50650C (fi) * 1975-02-25 1976-05-10 Valmet Oy Paperikoneen hydraulinen perälaatikko.

Also Published As

Publication number Publication date
ATA700677A (de) 1980-08-15
FI762827A (fi) 1978-04-06
US4166759A (en) 1979-09-04
SE7711097L (sv) 1978-04-06
FI57281B (fi) 1980-03-31
DE2744512A1 (de) 1978-04-06
FI57281C (fi) 1980-07-10
CA1092404A (en) 1980-12-30
SU694087A3 (ru) 1979-10-25
BR7706646A (pt) 1978-06-27
AT361771B (de) 1981-03-25
IT1088956B (it) 1985-06-10
GB1559033A (en) 1980-01-09
FR2367142A1 (fr) 1978-05-05
JPS5370106A (en) 1978-06-22

Similar Documents

Publication Publication Date Title
NO773383L (no) System for dempning av trykkvariasjoner i en papirmaskin
US2881674A (en) Papermaking machine
US3595744A (en) Pulp-forming machine
JPS5990624A (ja) 流動床処理方法および装置
KR19990036353A (ko) 제지 기계용 롤 및 블레이드 트윈-와이어 간극 성형장치
NO772881L (no) System for stabilisering av massesuspensjonsstroemmen i en hydraulisk innloepskasse i en papirmaskin
NO790369L (no) Formingsparti med dobbelt vire.
NO773982L (no) Anordning i tilfoerselsledningen til en hydraulisk innloepskasse i en papirmaskin for demping av trykk- og volumforstyrrelser
EP0251985B1 (en) Web forming apparatus
SE409128B (sv) Sett att avgasa pappersmeld och anordning for genomforande av settet
US3943035A (en) Breast box having an adjustable lip in a paper making machine
NO147802B (no) Innloepskasse i papirmaskin utstyrt med luftbeholder for utjevning av trykkvariasjoner i massesuspensjonsstroemmen
US4024016A (en) Cylinder mold former with flow box and pressure lid
US2934142A (en) Method and apparatus for feeding substantially gas-free paper pulp into a paper making machine
US477909A (en) Process of and apparatus for dampening grain preparatory to grinding
NO773382L (no) Anordning for dempning av trykkforstyrrelser i en papirmaskin
US2105126A (en) Classification
US1577897A (en) Paper-making machine
NO145018B (no) Hydraulisk innloepskasse i en papirmaskin.
SE438027B (sv) Med fluidiserad bedd arbetande forbrenningsanordning
US476138A (en) Wheat-steamer
US2934141A (en) Apparatus for feeding paper pulp at a continuous rate into a paper making machine
US2970938A (en) Control of stock supply in paper making machines
FI64822B (fi) Fraktioneringsapparat
US339566A (en) Feeder for roller-mills