FI77280C - Foerfarande och anordning foer behandling av fibersuspension. - Google Patents
Foerfarande och anordning foer behandling av fibersuspension. Download PDFInfo
- Publication number
- FI77280C FI77280C FI874498A FI874498A FI77280C FI 77280 C FI77280 C FI 77280C FI 874498 A FI874498 A FI 874498A FI 874498 A FI874498 A FI 874498A FI 77280 C FI77280 C FI 77280C
- Authority
- FI
- Finland
- Prior art keywords
- zone
- treatment
- reject
- suspension
- rotor
- Prior art date
Links
- 239000000725 suspension Substances 0.000 title claims description 29
- 238000000034 method Methods 0.000 title claims description 26
- 239000000835 fiber Substances 0.000 title claims description 8
- 239000000463 material Substances 0.000 claims description 5
- 238000012216 screening Methods 0.000 description 14
- 230000007423 decrease Effects 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000013316 zoning Methods 0.000 description 1
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
- D21D5/023—Stationary screen-drums
- D21D5/026—Stationary screen-drums with rotating cleaning foils
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Filtration Of Liquid (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI874498A FI77280C (fi) | 1987-10-13 | 1987-10-13 | Foerfarande och anordning foer behandling av fibersuspension. |
| US07/256,694 US4915822A (en) | 1987-10-13 | 1988-10-02 | Method and apparatus for treating fiber suspension |
| DE8888309446T DE3878819T2 (de) | 1987-10-13 | 1988-10-10 | Verfahren und vorrichtung zur behandlung einer fasersuspension. |
| EP88309446A EP0312273B1 (en) | 1987-10-13 | 1988-10-10 | Method and apparatus for treating fiber suspension |
| CA000579878A CA1318283C (en) | 1987-10-13 | 1988-10-12 | Method and apparatus for treating fiber suspension |
| JP63258310A JPH01132892A (ja) | 1987-10-13 | 1988-10-13 | 繊維質懸濁液の処理方法及びその装置 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI874498 | 1987-10-13 | ||
| FI874498A FI77280C (fi) | 1987-10-13 | 1987-10-13 | Foerfarande och anordning foer behandling av fibersuspension. |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI874498A0 FI874498A0 (fi) | 1987-10-13 |
| FI77280B FI77280B (fi) | 1988-10-31 |
| FI77280C true FI77280C (fi) | 1989-02-10 |
Family
ID=8525223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI874498A FI77280C (fi) | 1987-10-13 | 1987-10-13 | Foerfarande och anordning foer behandling av fibersuspension. |
Country Status (6)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5575395A (en) * | 1994-07-15 | 1996-11-19 | A. Ahlstrom Corporation | Method and apparatus for screening fibrous suspensions |
| US6155427A (en) * | 1996-11-14 | 2000-12-05 | Thermo Black Clawson Inc. | Zoned pressure screen |
| SE515896C2 (sv) * | 2000-02-08 | 2001-10-22 | Valmet Fibertech Ab | Silanordning för fibersuspensioner samt en rotor för användning i en silanordning |
| KR100776455B1 (ko) * | 2003-11-14 | 2007-11-28 | 악조 노벨 엔.브이. | 제지공정을 감시하는 방법 및 시스템 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2796809A (en) * | 1954-07-06 | 1957-06-25 | Nat Gypsum Co | Pulp screening apparatus |
| SE308445B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1961-02-09 | 1969-02-10 | N Nilsson | |
| FI46642C (fi) * | 1972-02-03 | 1973-05-08 | Yhtyneet Paperitehtaat Oy | Painesihtilaite. |
| FI51221C (fi) * | 1972-06-21 | 1976-11-10 | Yhtyneet Paperitehtaat Oy | Painesihtilaite. |
| US4127479A (en) * | 1973-11-08 | 1978-11-28 | J. M. Voith G.M.B.H. | Apparatus for straining suspensions |
| DE2930475C2 (de) * | 1979-07-27 | 1986-06-12 | J.M. Voith Gmbh, 7920 Heidenheim | Sichter zum Reinigen von Suspensionen |
| US4374728A (en) * | 1981-07-29 | 1983-02-22 | Gauld W Thomas | Apparatus for screening fibrous stock |
| DE3217824C2 (de) * | 1982-05-12 | 1985-10-24 | J.M. Voith Gmbh, 7920 Heidenheim | Rotor für Sortierer zur Reinigung von Fasersuspensionen, insbesondere aus Altpapier |
| US4642189A (en) * | 1983-12-12 | 1987-02-10 | Uniweld Inc. | Rotary screen of the vertical pressure type having pulp stock feed at different axial positions on the screen |
| US4744894A (en) * | 1986-06-30 | 1988-05-17 | Gauld W Thomas | Fibrous stock screening apparatus |
-
1987
- 1987-10-13 FI FI874498A patent/FI77280C/fi not_active IP Right Cessation
-
1988
- 1988-10-02 US US07/256,694 patent/US4915822A/en not_active Expired - Lifetime
- 1988-10-10 EP EP88309446A patent/EP0312273B1/en not_active Expired - Lifetime
- 1988-10-10 DE DE8888309446T patent/DE3878819T2/de not_active Expired - Fee Related
- 1988-10-12 CA CA000579878A patent/CA1318283C/en not_active Expired - Lifetime
- 1988-10-13 JP JP63258310A patent/JPH01132892A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3878819T2 (de) | 1993-06-24 |
| EP0312273B1 (en) | 1993-03-03 |
| FI874498A0 (fi) | 1987-10-13 |
| EP0312273A2 (en) | 1989-04-19 |
| CA1318283C (en) | 1993-05-25 |
| JPH0345153B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-07-10 |
| JPH01132892A (ja) | 1989-05-25 |
| DE3878819D1 (de) | 1993-04-08 |
| FI77280B (fi) | 1988-10-31 |
| EP0312273A3 (en) | 1990-05-23 |
| US4915822A (en) | 1990-04-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI67588C (fi) | Silplaot | |
| SE437041B (sv) | Sett att sila en pappersmassasuspension samt silapparat for utovning av settet | |
| US3865243A (en) | Pressure strainer device | |
| FI70058B (fi) | Foerfarande foer sortering av fibersuspensioner samt trycksorterare foer utfoerande av foerfarandet | |
| SE524527C2 (sv) | Flerstegssilanordning för silning av massasuspensioner | |
| GB2195911A (en) | Screening apparatus for pulp | |
| FI77280C (fi) | Foerfarande och anordning foer behandling av fibersuspension. | |
| US4268382A (en) | Sieve and sieving apparatus for separating solids from a suspension | |
| DE69512073T2 (de) | Verfahren und vorrichtung zum sortieren einer fasersuspension | |
| SE462687B (sv) | Flerskiktsinloppslaada | |
| CN106111544B (zh) | 球磨机研磨体分选装置 | |
| CN101300387B (zh) | 筛鼓 | |
| DE50007034D1 (de) | Drucksortierer zum Sieben einer Papierfaserstoffsuspension und Siebräumer für einen solchen | |
| JPS6136987B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| CA2232665C (en) | Screening arrangement | |
| US3506121A (en) | Method and device for screening of a fiber suspension | |
| FI84191B (fi) | Foerfarande och anordning foer behandling av fibersuspension. | |
| SU1058514A3 (ru) | Шлицевое цилиндрическое сито узлоловител дл очистки бумажной массы | |
| DE4006633A1 (de) | Apparat zum fraktionieren von fasersuspension | |
| US9855585B2 (en) | Pressure screen | |
| WO2000066832A1 (en) | Method and apparatus for recovering fibres from white water of paper mill | |
| DE102004047948B4 (de) | Sortierer | |
| WO1987004474A1 (en) | Screen cylinder | |
| KR930011078B1 (ko) | 현탁액용 정제장치 | |
| FI103734B (fi) | Menetelmä ja laitteisto kuitususpension käsittelemiseksi |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG | Patent granted |
Owner name: AHLSTROM MACHINERY OY |
|
| MA | Patent expired |