CA2340438C - Procede et appareil pour le pretraitement de la pate a papier - Google Patents
Procede et appareil pour le pretraitement de la pate a papier Download PDFInfo
- Publication number
- CA2340438C CA2340438C CA002340438A CA2340438A CA2340438C CA 2340438 C CA2340438 C CA 2340438C CA 002340438 A CA002340438 A CA 002340438A CA 2340438 A CA2340438 A CA 2340438A CA 2340438 C CA2340438 C CA 2340438C
- Authority
- CA
- Canada
- Prior art keywords
- gas separation
- separation tank
- paper pulp
- white water
- pulp
- 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.)
- Expired - Fee Related
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)
Abstract
L'invention concerne un procédé et un appareil pour le prétraitement de la pâte à papier. Le procédé et l'appareil selon l'invention sont destinés à être utilisés de préférence dans un système d'approche d'une machine à papier produisant des qualités de papier contenant des charges. Une caractéristique du procédé et de l'appareil réside dans le fait qu'il est prévu une pompe à vis utilisée comme pompe d'alimentation (120) d'un réservoir de séparation des gaz (16).
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI981798A FI105489B (fi) | 1998-08-21 | 1998-08-21 | Menetelmä ja laitteisto paperimassan esikäsittelemiseksi |
FI981798 | 1998-08-21 | ||
PCT/FI1999/000684 WO2000011265A1 (fr) | 1998-08-21 | 1999-08-18 | Procédé et appareil pour le prétraitement de la pâte à papier |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2340438A1 CA2340438A1 (fr) | 2000-03-02 |
CA2340438C true CA2340438C (fr) | 2008-01-15 |
Family
ID=8552339
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002340438A Expired - Fee Related CA2340438C (fr) | 1998-08-21 | 1999-08-18 | Procede et appareil pour le pretraitement de la pate a papier |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP1121483B1 (fr) |
JP (1) | JP2002523642A (fr) |
KR (1) | KR20010072847A (fr) |
CN (1) | CN1134567C (fr) |
AT (1) | ATE260357T1 (fr) |
AU (1) | AU5374999A (fr) |
BR (1) | BR9913176B1 (fr) |
CA (1) | CA2340438C (fr) |
DE (1) | DE69915089T2 (fr) |
ES (1) | ES2214877T3 (fr) |
FI (1) | FI105489B (fr) |
WO (1) | WO2000011265A1 (fr) |
Families Citing this family (2)
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)
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 |
-
1998
- 1998-08-21 FI FI981798A patent/FI105489B/fi not_active IP Right Cessation
-
1999
- 1999-08-18 WO PCT/FI1999/000684 patent/WO2000011265A1/fr not_active Application Discontinuation
- 1999-08-18 ES ES99939465T patent/ES2214877T3/es not_active Expired - Lifetime
- 1999-08-18 JP JP2000566506A patent/JP2002523642A/ja active Pending
- 1999-08-18 CA CA002340438A patent/CA2340438C/fr not_active Expired - Fee Related
- 1999-08-18 CN CNB99809921XA patent/CN1134567C/zh not_active Expired - Fee Related
- 1999-08-18 DE DE69915089T patent/DE69915089T2/de not_active Expired - Lifetime
- 1999-08-18 AT AT99939465T patent/ATE260357T1/de active
- 1999-08-18 AU AU53749/99A patent/AU5374999A/en not_active Abandoned
- 1999-08-18 EP EP99939465A patent/EP1121483B1/fr not_active Expired - Lifetime
- 1999-08-18 BR BRPI9913176-5A patent/BR9913176B1/pt not_active IP Right Cessation
- 1999-08-18 KR KR1020017002243A patent/KR20010072847A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
EP1121483A1 (fr) | 2001-08-08 |
EP1121483B1 (fr) | 2004-02-25 |
DE69915089D1 (de) | 2004-04-01 |
FI981798A0 (fi) | 1998-08-21 |
ES2214877T3 (es) | 2004-09-16 |
CA2340438A1 (fr) | 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 |
FI105489B (fi) | 2000-08-31 |
AU5374999A (en) | 2000-03-14 |
ATE260357T1 (de) | 2004-03-15 |
WO2000011265A1 (fr) | 2000-03-02 |
DE69915089T2 (de) | 2004-09-09 |
BR9913176A (pt) | 2001-05-15 |
BR9913176B1 (pt) | 2009-05-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed |
Effective date: 20180820 |