IT1201808B - Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento - Google Patents

Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento

Info

Publication number
IT1201808B
IT1201808B IT83401/86A IT8340186A IT1201808B IT 1201808 B IT1201808 B IT 1201808B IT 83401/86 A IT83401/86 A IT 83401/86A IT 8340186 A IT8340186 A IT 8340186A IT 1201808 B IT1201808 B IT 1201808B
Authority
IT
Italy
Prior art keywords
paper
sheet
procedure
pulp
dehydration process
Prior art date
Application number
IT83401/86A
Other languages
English (en)
Other versions
IT8683401A0 (it
Inventor
Glauco Corbellini
Original Assignee
Awe Anti Wear Eng Srl
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 Awe Anti Wear Eng Srl filed Critical Awe Anti Wear Eng Srl
Priority to IT83401/86A priority Critical patent/IT1201808B/it
Publication of IT8683401A0 publication Critical patent/IT8683401A0/it
Priority to EP87201475A priority patent/EP0258918B1/en
Priority to AT87201475T priority patent/ATE63767T1/de
Priority to DE8787201475T priority patent/DE3770220D1/de
Priority to ES87201475T priority patent/ES2018458B3/es
Priority to CA000544031A priority patent/CA1283572C/en
Priority to US07/090,769 priority patent/US4895623A/en
Priority to FI873767A priority patent/FI86751C/fi
Application granted granted Critical
Publication of IT1201808B publication Critical patent/IT1201808B/it

Links

Classifications

    • 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
    • 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
    • D21F1/48—Suction apparatus

Landscapes

  • Paper (AREA)
  • Recording Measured Values (AREA)
  • Electroluminescent Light Sources (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Wrapping Of Specific Fragile Articles (AREA)
IT83401/86A 1986-09-05 1986-09-05 Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento IT1201808B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT83401/86A IT1201808B (it) 1986-09-05 1986-09-05 Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento
EP87201475A EP0258918B1 (en) 1986-09-05 1987-08-04 Method to dewater pulp for paper with simultaneous formation of sheet in a two-wire system, and apparatus which employs such method
AT87201475T ATE63767T1 (de) 1986-09-05 1987-08-04 Verfahren zum entwaessern eines papierbreis und zur gleichzeitigen formung einer bahn in einem zweisiebesystem und vorrichtung zur durchfuehrung des verfahrens.
DE8787201475T DE3770220D1 (de) 1986-09-05 1987-08-04 Verfahren zum entwaessern eines papierbreis und zur gleichzeitigen formung einer bahn in einem zweisiebesystem und vorrichtung zur durchfuehrung des verfahrens.
ES87201475T ES2018458B3 (es) 1986-09-05 1987-08-04 Metodo de secado de pulpa para fabricacion de papel, con formacion simultanea de una hoja por el sistema de dos hilos, y planta que emplea dicho metodo
CA000544031A CA1283572C (en) 1986-09-05 1987-08-07 Method to dewater pulp for paper with simultaneous formation of sheet in a two-wire system, and plant which employs such method
US07/090,769 US4895623A (en) 1986-09-05 1987-08-26 Method to de-water pulp for paper using a siphon with simultaneous formation of sheet in a two-wire system, and apparatus which employs such method
FI873767A FI86751C (fi) 1986-09-05 1987-08-31 Foerfarande foer avvattning av pappersmassa, som inkluderar samtidigt formning av pappersbana i ett horisontalnivao verkande tvaovirasystem och en anordning tillaempande ett dylik foerfarande

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT83401/86A IT1201808B (it) 1986-09-05 1986-09-05 Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento

Publications (2)

Publication Number Publication Date
IT8683401A0 IT8683401A0 (it) 1986-09-05
IT1201808B true IT1201808B (it) 1989-02-02

Family

ID=11321336

Family Applications (1)

Application Number Title Priority Date Filing Date
IT83401/86A IT1201808B (it) 1986-09-05 1986-09-05 Procedimento di disidratazione della pasta per carta e contemporanea formazione del foglio in un sistema a doppia tela ed impianto adottante tale procedimento

Country Status (8)

Country Link
US (1) US4895623A (it)
EP (1) EP0258918B1 (it)
AT (1) ATE63767T1 (it)
CA (1) CA1283572C (it)
DE (1) DE3770220D1 (it)
ES (1) ES2018458B3 (it)
FI (1) FI86751C (it)
IT (1) IT1201808B (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3842155A1 (de) * 1988-12-15 1990-06-21 Voith Gmbh J M Doppelsiebformer zur herstellung einer papierbahn
EP0439571B1 (en) * 1989-07-24 1995-11-29 RODRIGUEZ, Peter A. Improved system and method for forming and dewatering a web on a fourdrinier fabric
US5242547A (en) * 1989-07-24 1993-09-07 Glauco Corbellini Submerged drainage system for forming and dewatering a web on a fourdrinier fabric
EP0455784A4 (en) * 1989-11-03 1992-04-08 Peter A. Rodriguez Method and apparatus for recovering pulp solids from whitewater
US5196090A (en) * 1989-11-03 1993-03-23 Glauco Corbellini Method for recovering pulp solids from whitewater using a siphon
DE4026953C2 (de) * 1990-01-26 1995-11-30 Escher Wyss Gmbh Entwässerungsvorrichtung und Verfahren zur Entwässerung an einem Doppelsiebformer
DE4335304C2 (de) * 1993-10-16 1995-04-20 Voith Gmbh J M Verfahren zum Betreiben eines Doppelsiebformers
DE4400782A1 (de) * 1994-01-13 1995-07-20 Doerries Gmbh Doppelsieb-Former
DE4401761C2 (de) * 1994-01-22 1997-04-24 Voith Gmbh J M Verfahren und Vorrichtung zur Verbesserung der Papierqualität von Mehrschicht- und Mehrlagenpapieren
US5766419A (en) * 1996-07-23 1998-06-16 Valmet Corporation Twin-wire gap former in a paper machine
DE10107328A1 (de) * 2001-02-16 2002-08-29 Voith Paper Patent Gmbh Verfahren und Vorrichtung zum Abführen von Siebwasser

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB775988A (en) * 1954-04-06 1957-05-29 St Annes Board Mill Co Ltd Improved method and apparatus for de-watering pulp or stock on a fourdrinier type paper or board making machine
US2881676A (en) * 1955-05-18 1959-04-14 St Annes Board Mill Co Ltd Paper or board machine and method
US2893486A (en) * 1956-02-27 1959-07-07 Crown Zellerbach Corp Fourdrinier paper making machine
US3438854A (en) * 1964-10-29 1969-04-15 Time Inc Dual wire paper forming apparatus and suction box therefor
US3997390A (en) * 1965-08-14 1976-12-14 Valmet Oy Twin-wire paper machine and method for operating the same
US3595744A (en) * 1965-12-22 1971-07-27 Helge Natanael Skoldkvist Pulp-forming machine
FR1582914A (it) * 1967-08-02 1969-10-10
US3823062A (en) * 1972-02-28 1974-07-09 Int Paper Co Twin-wire papermaking employing stabilized stock flow and water filled seal(drainage)boxes
CH563496A5 (it) * 1973-03-29 1975-06-30 Escher Wyss Gmbh
ZA823543B (en) * 1981-06-19 1983-04-27 Albany Int Corp Vacuum control system for dewatering a web of paper
GB8307437D0 (en) * 1983-03-17 1983-04-27 Beloit Walmsley Ltd Apparatus for dewatering fibrous suspensions on paper forming machine
US4544449A (en) * 1983-10-11 1985-10-01 Beloit Walmsley Limited Apparatus for de-watering fibrous suspensions

Also Published As

Publication number Publication date
FI873767A0 (fi) 1987-08-31
FI86751C (fi) 1992-10-12
EP0258918B1 (en) 1991-05-22
CA1283572C (en) 1991-04-30
ES2018458B3 (es) 1992-01-01
IT8683401A0 (it) 1986-09-05
EP0258918A1 (en) 1988-03-09
FI86751B (fi) 1992-06-30
US4895623A (en) 1990-01-23
ATE63767T1 (de) 1991-06-15
DE3770220D1 (de) 1991-06-27
FI873767A (fi) 1988-03-06
ES2018458A4 (es) 1991-04-16

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19980331