FI890988A0 - Menetelmä ja laite kuitususpension saostamiseksi - Google Patents
Menetelmä ja laite kuitususpension saostamiseksiInfo
- Publication number
- FI890988A0 FI890988A0 FI890988A FI890988A FI890988A0 FI 890988 A0 FI890988 A0 FI 890988A0 FI 890988 A FI890988 A FI 890988A FI 890988 A FI890988 A FI 890988A FI 890988 A0 FI890988 A0 FI 890988A0
- Authority
- FI
- Finland
- Prior art keywords
- precipitating
- fiber suspension
- suspension
- fiber
- Prior art date
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
- D21D5/02—Straining or screening the pulp
- D21D5/16—Cylinders and plates for screens
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
-
- 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
- D21F1/74—Pulp catching, de-watering, or recovering; Re-use of pulp-water using cylinders
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Filtering Materials (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI890988A FI91171C (fi) | 1989-03-02 | 1989-03-02 | Menetelmä ja laite kuitususpension saostamiseksi |
JP2503611A JPH03505759A (ja) | 1989-03-02 | 1990-02-28 | 繊維懸濁液を濃縮する方法及び装置 |
EP90903595A EP0461138A1 (en) | 1989-03-02 | 1990-02-28 | Method and apparatus for thickening fiber suspension |
CA002047749A CA2047749A1 (en) | 1989-03-02 | 1990-02-28 | Method and apparatus for thickening fiber suspension |
PCT/FI1990/000056 WO1990010110A1 (en) | 1989-03-02 | 1990-02-28 | Method and apparatus for thickening fiber suspension |
KR1019900702372A KR920700330A (ko) | 1989-03-02 | 1990-02-28 | 섬유 현탁액의 농축 방법 및 장치 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI890988A FI91171C (fi) | 1989-03-02 | 1989-03-02 | Menetelmä ja laite kuitususpension saostamiseksi |
FI890988 | 1989-03-02 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI890988A0 true FI890988A0 (fi) | 1989-03-02 |
FI890988A FI890988A (fi) | 1990-09-03 |
FI91171B FI91171B (fi) | 1994-02-15 |
FI91171C FI91171C (fi) | 1994-05-25 |
Family
ID=8527986
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI890988A FI91171C (fi) | 1989-03-02 | 1989-03-02 | Menetelmä ja laite kuitususpension saostamiseksi |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP0461138A1 (fi) |
JP (1) | JPH03505759A (fi) |
KR (1) | KR920700330A (fi) |
CA (1) | CA2047749A1 (fi) |
FI (1) | FI91171C (fi) |
WO (1) | WO1990010110A1 (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2515808Y2 (ja) * | 1990-10-01 | 1996-10-30 | 相川鉄工株式会社 | 製紙用ストレーナ |
US5624558A (en) * | 1994-08-04 | 1997-04-29 | Cae Screenplates Inc. | Method and apparatus for screening a fiber suspension |
CA2426644A1 (en) * | 2000-10-24 | 2002-05-02 | Advanced Fiber Technologies (Aft) Trust | Screen cylinder with performance boosting configuration |
US7168570B2 (en) | 2001-10-24 | 2007-01-30 | Advanced Fiber Technologies | Screen cylinder with performance boosting configuration |
US7987991B2 (en) | 2006-08-30 | 2011-08-02 | Voith Patent Gmbh | Pulper with screen plate having maximum defibering edges |
JP7075118B2 (ja) * | 2018-07-09 | 2022-05-25 | 株式会社大善 | 含水パルプ系原料処理機 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988009843A1 (en) * | 1987-06-11 | 1988-12-15 | A. Ahlstrom Corporation | Pulp screening apparatus |
FI67588C (fi) * | 1983-01-26 | 1985-04-10 | Ahlstroem Oy | Silplaot |
KR890701835A (ko) * | 1987-06-26 | 1989-12-21 | 스벤 웨스터홀름, 카제 헨릭슨 | 펄프 스크리닝 장치 및 펄프 현탁액의 스크리닝 방법 |
CA1330174C (en) * | 1987-07-08 | 1994-06-14 | Toivo Niskanen | Method and apparatus for thickening fiber suspension |
-
1989
- 1989-03-02 FI FI890988A patent/FI91171C/fi not_active IP Right Cessation
-
1990
- 1990-02-28 JP JP2503611A patent/JPH03505759A/ja active Pending
- 1990-02-28 EP EP90903595A patent/EP0461138A1/en not_active Ceased
- 1990-02-28 KR KR1019900702372A patent/KR920700330A/ko not_active Application Discontinuation
- 1990-02-28 WO PCT/FI1990/000056 patent/WO1990010110A1/en not_active Application Discontinuation
- 1990-02-28 CA CA002047749A patent/CA2047749A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP0461138A1 (en) | 1991-12-18 |
KR920700330A (ko) | 1992-02-19 |
FI91171B (fi) | 1994-02-15 |
FI890988A (fi) | 1990-09-03 |
CA2047749A1 (en) | 1990-09-03 |
JPH03505759A (ja) | 1991-12-12 |
WO1990010110A1 (en) | 1990-09-07 |
FI91171C (fi) | 1994-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |
Owner name: AHLSTROM MACHINERY OY |