JP2001518995A - 希釈液供給手段を有するスクリーニング装置 - Google Patents
希釈液供給手段を有するスクリーニング装置Info
- Publication number
- JP2001518995A JP2001518995A JP54380798A JP54380798A JP2001518995A JP 2001518995 A JP2001518995 A JP 2001518995A JP 54380798 A JP54380798 A JP 54380798A JP 54380798 A JP54380798 A JP 54380798A JP 2001518995 A JP2001518995 A JP 2001518995A
- Authority
- JP
- Japan
- Prior art keywords
- screen
- screening device
- wall
- stationary
- diluent
- 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.)
- Granted
Links
- 239000003085 diluting agent Substances 0.000 title claims abstract description 32
- 238000012216 screening Methods 0.000 title claims abstract description 18
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 239000000725 suspension Substances 0.000 claims abstract description 21
- 230000007717 exclusion Effects 0.000 claims description 16
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 7
- 230000004323 axial length Effects 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 238000007865 diluting Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 5
- 239000000356 contaminant Substances 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010061876 Obstruction Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/117—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration
- B01D29/118—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements arranged for outward flow filtration open-ended
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/78—Handling the filter cake in the filter for purposes other than for regenerating for washing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/76—Handling the filter cake in the filter for purposes other than for regenerating
- B01D29/86—Retarding cake deposition on the filter during the filtration period, e.g. using stirrers
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.ハウジング(2)と、分離される繊維懸濁液をハウジングの内部へ入れる入 口(3)と、静止管状スクリーンの一端で入口からの繊維懸濁液を受け取る中央 室(5)と静止管状スクリーンを通過した繊維懸濁液の許容部分を受け取る外側 許容室(6)とにハウジングの内部を分割する静止環状スクリーン(4)と、ハ ウジングにジャーナルされ中央室の中で静止管状スクリーンと同軸に配置された ロータ(7)と、生じた排除部分を静止管状スクリーンの他端から受け取る排除 室(12)と、希釈液を中央室へ供給する希釈液供給手段(15〜20)とを具 備する繊維懸濁液を分離するスクリーニング装置(1)であって、希釈液供給手 段が、ロータの回転対称エレメント(15)及び対向する静止環状壁部(19) を含み、前記エレメント及び壁部が希釈液用の環状通路(20)を規定すること を特徴とする、スクリーニング装置。 2.環状通路(20)が、静止管状スクリーン(4)の中へ開口している、請求 項1に記載のスクリーニング装置。 3.環状通路(20)が、静止管状スクリーンの前記他端から 静止管状スクリーンの軸方向の長さの約5〜50%の距離のところで、静止管状 スクリーン(4)の中へ開口している、請求項2に記載のスクリーニング装置。 4.ロータ(7)が、外周壁(13)及び外周壁の端部に接続された半径方向壁 (14)を含み、回転対称エレメント(15)が前記半径方向壁(14)の一部 を形成する、請求項1から3のいずれか一項に記載のスクリーニング装置。 5.希釈液供給手段が、ロータ(7)の外周壁(13)と同一平面にあり且つ静 止環状壁部(19)へ接続された静止外周壁(16)を含み、静止外周壁(16 )と環状壁部(19)が、環状通路(20)と流体連絡する希釈液室(17)を 規定する、請求項4に記載のスクリーニング装置。 6.ロータ(7)及び液体供給室(17)の外周壁(13、16)が、静止管状 スクリーン(4)の前記一端に向かう方向でしだいに細くなっている、請求項5 に記載のスクリーニング装置。 7.回転対称エレメント(15)が、環状通路(20)の中に伸びているが静止 壁部(19)から離れている少なくとも1つの突起(21)を設けられている、 請求項1から6のいずれか 一項に記載のスクリーニング装置。 8.環状通路(20)の軸方向の幅が、外周方向で変化する、請求項1から7の いずれか一項に記載のスクリーニング装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9701368-4 | 1997-04-14 | ||
SE9701368A SE509134C2 (sv) | 1997-04-14 | 1997-04-14 | Silanordning med rejektutspädning |
PCT/SE1998/000650 WO1998046821A1 (en) | 1997-04-14 | 1998-04-08 | Screening apparatus with dilution liquid supply means |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001518995A true JP2001518995A (ja) | 2001-10-16 |
JP4068665B2 JP4068665B2 (ja) | 2008-03-26 |
Family
ID=20406551
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP54380798A Expired - Fee Related JP4068665B2 (ja) | 1997-04-14 | 1998-04-08 | 希釈液供給手段を有するスクリーニング装置 |
Country Status (8)
Country | Link |
---|---|
US (1) | US6290067B1 (ja) |
EP (1) | EP1012378B1 (ja) |
JP (1) | JP4068665B2 (ja) |
AT (1) | ATE229588T1 (ja) |
AU (1) | AU7091798A (ja) |
DE (1) | DE69810124T2 (ja) |
SE (1) | SE509134C2 (ja) |
WO (1) | WO1998046821A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9901148L (sv) | 1999-03-29 | 2000-06-12 | Valmet Fibertech Ab | Silanordning med ett roterbart och ett stationärt silorgan |
SE514071C2 (sv) | 1999-04-08 | 2000-12-18 | Valmet Fibertech Ab | Silanordning med axiellt förskjutbar spaltring |
AT413390B (de) * | 2003-03-27 | 2006-02-15 | Andritz Ag Maschf | Sortierer zur reinigung einer fasersuspension |
AT413391B (de) * | 2003-03-27 | 2006-02-15 | Andritz Ag Maschf | Sortierer zur reinigung einer fasersuspension |
SE526033C3 (sv) * | 2003-11-06 | 2009-12-08 | Metso Paper Inc | Silanordning och silkorg för silning av massasuspensioner |
SE534497C2 (sv) * | 2009-12-21 | 2011-09-13 | Metso Paper Inc | Silenhet, silanordning och metod för inspektion/justering av en axiell spalt |
FI126520B (en) * | 2016-03-16 | 2017-01-31 | Red Wire Oy | Method of screening and screening device |
KR101771371B1 (ko) | 2016-12-26 | 2017-08-24 | 나성주 | 제지 원료 정선을 위한 스크린 머신, 스크린 머신용 케이싱 바디 및 스크린 바스켓 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1294980A (ja) * | 1970-05-11 | 1972-11-01 | ||
US4267035A (en) * | 1979-08-27 | 1981-05-12 | The Black Clawson Company | Pressurized rotary screening apparatus |
US4851111A (en) * | 1985-08-09 | 1989-07-25 | The Black Clawson Company | Apparatus for screening paper fiber stock |
US4749474A (en) * | 1986-08-27 | 1988-06-07 | Ingersoll-Rand Company | Screening apparatus |
US5096127A (en) * | 1990-08-22 | 1992-03-17 | Ingersoll-Rand Company | Apparatus for pressurized screening of a fibrous material liquid suspension |
FI90792C (fi) * | 1992-05-19 | 1994-03-25 | Pom Dev Oy Ab | Menetelmä ja laite kuitususpension puhdistamiseksi |
JP3065202B2 (ja) * | 1993-10-20 | 2000-07-17 | 石川島播磨重工業株式会社 | 古紙パルプの選別方法および装置 |
SE507905C2 (sv) | 1995-10-11 | 1998-07-27 | Sunds Defibrator Ind Ab | Anordning för silning av massasuspensioner |
-
1997
- 1997-04-14 SE SE9701368A patent/SE509134C2/sv unknown
-
1998
- 1998-04-08 WO PCT/SE1998/000650 patent/WO1998046821A1/en active IP Right Grant
- 1998-04-08 DE DE69810124T patent/DE69810124T2/de not_active Expired - Lifetime
- 1998-04-08 AU AU70917/98A patent/AU7091798A/en not_active Abandoned
- 1998-04-08 JP JP54380798A patent/JP4068665B2/ja not_active Expired - Fee Related
- 1998-04-08 US US09/402,916 patent/US6290067B1/en not_active Expired - Lifetime
- 1998-04-08 AT AT98917868T patent/ATE229588T1/de active
- 1998-04-08 EP EP98917868A patent/EP1012378B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
SE509134C2 (sv) | 1998-12-07 |
SE9701368L (sv) | 1998-10-15 |
US6290067B1 (en) | 2001-09-18 |
DE69810124D1 (de) | 2003-01-23 |
ATE229588T1 (de) | 2002-12-15 |
WO1998046821A1 (en) | 1998-10-22 |
JP4068665B2 (ja) | 2008-03-26 |
AU7091798A (en) | 1998-11-11 |
SE9701368D0 (sv) | 1997-04-14 |
EP1012378A1 (en) | 2000-06-28 |
DE69810124T2 (de) | 2003-07-17 |
EP1012378B1 (en) | 2002-12-11 |
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