BR9913176B1 - processo e aparelho para pré-tratamento de polpa de papel. - Google Patents

processo e aparelho para pré-tratamento de polpa de papel.

Info

Publication number
BR9913176B1
BR9913176B1 BRPI9913176-5A BR9913176A BR9913176B1 BR 9913176 B1 BR9913176 B1 BR 9913176B1 BR 9913176 A BR9913176 A BR 9913176A BR 9913176 B1 BR9913176 B1 BR 9913176B1
Authority
BR
Brazil
Prior art keywords
paper pulp
pretreatment process
pulp pretreatment
paper
pump
Prior art date
Application number
BRPI9913176-5A
Other languages
English (en)
Portuguese (pt)
Other versions
BR9913176A (pt
Inventor
Jouni Matula
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 filed Critical
Publication of BR9913176A publication Critical patent/BR9913176A/pt
Publication of BR9913176B1 publication Critical patent/BR9913176B1/pt

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/26—De-aeration of paper stock
    • 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
    • D21F1/66—Pulp catching, de-watering, or recovering; Re-use of pulp-water

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Paper (AREA)
  • Preliminary Treatment Of Fibers (AREA)
BRPI9913176-5A 1998-08-21 1999-08-18 processo e aparelho para pré-tratamento de polpa de papel. BR9913176B1 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981798A FI105489B (fi) 1998-08-21 1998-08-21 Menetelmä ja laitteisto paperimassan esikäsittelemiseksi
PCT/FI1999/000684 WO2000011265A1 (en) 1998-08-21 1999-08-18 Method and apparatus for pretreating paper pulp

Publications (2)

Publication Number Publication Date
BR9913176A BR9913176A (pt) 2001-05-15
BR9913176B1 true BR9913176B1 (pt) 2009-05-05

Family

ID=8552339

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9913176-5A BR9913176B1 (pt) 1998-08-21 1999-08-18 processo e aparelho para pré-tratamento de polpa de papel.

Country Status (12)

Country Link
EP (1) EP1121483B1 (fi)
JP (1) JP2002523642A (fi)
KR (1) KR20010072847A (fi)
CN (1) CN1134567C (fi)
AT (1) ATE260357T1 (fi)
AU (1) AU5374999A (fi)
BR (1) BR9913176B1 (fi)
CA (1) CA2340438C (fi)
DE (1) DE69915089T2 (fi)
ES (1) ES2214877T3 (fi)
FI (1) FI105489B (fi)
WO (1) WO2000011265A1 (fi)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI122916B (fi) * 2007-04-03 2012-08-31 Andritz Oy Laitteisto kaasun poistamiseksi paperikoneen tai vastaavan yhteydessä
DE102009006715A1 (de) * 2009-01-29 2010-08-05 Voith Patent Gmbh Ausschussaufbereitung

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4219340A (en) * 1978-12-14 1980-08-26 Clark & Vicario Corporation Method and apparatus for outflowing liquids from chamber maintained under vacuum
FI89728C (fi) * 1992-05-19 1993-11-10 Pom Dev Oy Ab Foerfarande och anlaeggning foer cirkulation av processvattnet i en pappersmaskin
FI97332B (fi) * 1993-12-23 1996-08-30 Pom Technology Oy Ab Laite ja menetelmä kaasun ja nesteen muodostaman seoksen pumppaamiseksi ja erottamiseksi

Also Published As

Publication number Publication date
EP1121483A1 (en) 2001-08-08
EP1121483B1 (en) 2004-02-25
DE69915089D1 (de) 2004-04-01
FI981798A0 (fi) 1998-08-21
ES2214877T3 (es) 2004-09-16
CA2340438A1 (en) 2000-03-02
CN1313917A (zh) 2001-09-19
CN1134567C (zh) 2004-01-14
FI981798A (fi) 2000-02-22
KR20010072847A (ko) 2001-07-31
JP2002523642A (ja) 2002-07-30
CA2340438C (en) 2008-01-15
FI105489B (fi) 2000-08-31
AU5374999A (en) 2000-03-14
ATE260357T1 (de) 2004-03-15
WO2000011265A1 (en) 2000-03-02
DE69915089T2 (de) 2004-09-09
BR9913176A (pt) 2001-05-15

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Legal Events

Date Code Title Description
B25D Requested change of name of applicant approved
B25G Requested change of headquarter approved
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 18/08/1999, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time
B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2475 DE 12-06-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.