ATE335878T1 - Pressenvorrichtung mit einer membrane - Google Patents

Pressenvorrichtung mit einer membrane

Info

Publication number
ATE335878T1
ATE335878T1 AT00121132T AT00121132T ATE335878T1 AT E335878 T1 ATE335878 T1 AT E335878T1 AT 00121132 T AT00121132 T AT 00121132T AT 00121132 T AT00121132 T AT 00121132T AT E335878 T1 ATE335878 T1 AT E335878T1
Authority
AT
Austria
Prior art keywords
continuous web
chamber
rollers
membrane
nips
Prior art date
Application number
AT00121132T
Other languages
English (en)
Inventor
David Beck
Original Assignee
Voith Paper Patent Gmbh
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
Priority claimed from US09/409,794 external-priority patent/US6645420B1/en
Priority claimed from US09/409,287 external-priority patent/US6416631B1/en
Application filed by Voith Paper Patent Gmbh filed Critical Voith Paper Patent Gmbh
Application granted granted Critical
Publication of ATE335878T1 publication Critical patent/ATE335878T1/de

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0209—Wet presses with extended press nip
    • D21F3/0254—Cluster presses, i.e. presses comprising a press chamber defined by at least three rollers
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0209—Wet presses with extended press nip
    • D21F3/0254—Cluster presses, i.e. presses comprising a press chamber defined by at least three rollers
    • D21F3/0263—Sealing arrangements therefor
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/0272—Wet presses in combination with suction or blowing devices
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F3/00—Press section of machines for making continuous webs of paper
    • D21F3/02—Wet presses
    • D21F3/029—Wet presses using special water-receiving belts

Landscapes

  • Paper (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
AT00121132T 1999-09-30 2000-09-28 Pressenvorrichtung mit einer membrane ATE335878T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/409,794 US6645420B1 (en) 1999-09-30 1999-09-30 Method of forming a semipermeable membrane with intercommunicating pores for a pressing apparatus
US09/409,287 US6416631B1 (en) 1998-10-29 1999-09-30 Pressing apparatus having semipermeable membrane

Publications (1)

Publication Number Publication Date
ATE335878T1 true ATE335878T1 (de) 2006-09-15

Family

ID=27020584

Family Applications (1)

Application Number Title Priority Date Filing Date
AT00121132T ATE335878T1 (de) 1999-09-30 2000-09-28 Pressenvorrichtung mit einer membrane

Country Status (3)

Country Link
EP (1) EP1088934B1 (de)
AT (1) ATE335878T1 (de)
DE (1) DE60029892T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6702924B2 (en) 2001-09-27 2004-03-09 Voith Paper Patent Gmbh Main roll for an air press of a papermaking machine
US6875310B2 (en) 2003-03-26 2005-04-05 Voith Paper Patent Gmbh Roll configuration for an air press of a papermaking machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH563867A5 (de) * 1973-03-01 1975-07-15 Escher Wyss Gmbh
FI772143A (fi) * 1977-07-08 1979-01-09 Tampella Oy Ab Laongzonspress foer pappersmaskin
US4675079A (en) * 1982-12-14 1987-06-23 Webster David R Multi-nip suction press with a four roller closed train
US5700356A (en) * 1996-01-19 1997-12-23 Lefkowitz; Leonard R. Air permeable belt for dewatering web in press nip

Also Published As

Publication number Publication date
EP1088934A2 (de) 2001-04-04
DE60029892D1 (de) 2006-09-21
EP1088934A3 (de) 2003-03-12
EP1088934B1 (de) 2006-08-09
DE60029892T2 (de) 2007-02-15

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