JPH08506861A - 濾過装置 - Google Patents
濾過装置Info
- Publication number
- JPH08506861A JPH08506861A JP6518870A JP51887094A JPH08506861A JP H08506861 A JPH08506861 A JP H08506861A JP 6518870 A JP6518870 A JP 6518870A JP 51887094 A JP51887094 A JP 51887094A JP H08506861 A JPH08506861 A JP H08506861A
- Authority
- JP
- Japan
- Prior art keywords
- strainer
- burst
- rod
- trainer
- elements
- 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
- 238000001914 filtration Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000009835 boiling Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims abstract description 7
- 229920001131 Pulp (paper) Polymers 0.000 claims abstract description 5
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 238000004140 cleaning Methods 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 4
- 238000010411 cooking Methods 0.000 claims description 3
- 238000010025 steaming Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000008030 elimination Effects 0.000 abstract description 3
- 238000003379 elimination reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 9
- 238000009434 installation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004061 bleaching Methods 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Classifications
-
- 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
- D21C7/00—Digesters
- D21C7/14—Means for circulating the lye
-
- 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
- B01D29/01—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 flat filtering elements
- B01D29/05—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 flat filtering elements supported
-
- 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
- B01D29/01—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 flat filtering elements
- B01D29/05—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 flat filtering elements supported
- B01D29/07—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 flat filtering elements supported with corrugated, folded or wound filtering sheets
- B01D29/071—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 flat filtering elements supported with corrugated, folded or wound filtering sheets with curved filtering elements
-
- 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
- B01D29/44—Edge filtering elements, i.e. using contiguous impervious surfaces
- B01D29/445—Bar screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/10—Filtration under gravity in large open drainage basins
Landscapes
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Paper (AREA)
- Massaging Devices (AREA)
- Surgical Instruments (AREA)
- Centrifugal Separators (AREA)
- Eye Examination Apparatus (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Glass Compositions (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Threshing Machine Elements (AREA)
- Separation By Low-Temperature Treatments (AREA)
- Dairy Products (AREA)
- Food-Manufacturing Devices (AREA)
- Sink And Installation For Waste Water (AREA)
- Filtration Of Liquid (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.化学パルプを製造するための連続的な蒸煮がま(1)内の煮沸液の排出に 関連するパルプ層を通る液体の排除のためのストレーナであって、その濾過装置 (2)は長方形であることが好ましく、そして平行に配置されている幾つかのバ ーストレーナ(3)から成り、該バーストレーナ(3)は、金属製の前記バース トレーナ(3)の縦方向の延長部に対して横方向に配置されている少なくとも2 つのロッド要素(4)に固定されているストレーナにおいて、前記ロッド要素( 4)は非常に優れた強度の金属、好ましくはステンレス鋼で作られており、そし て200MPAを越え、好ましくは300MPA、より好ましくは350MPA において、100℃で強度RP0.2を有し、かつ前記バーストレーナ(3)の 縦方向の前記延長部に対し横方向に延びている前記ロッド要素(4)の長さは8 00mmより短く、好ましくは650mm、より好ましくは550mmであり、 また前記ロッド要素(4)の横断面の面積は500mm2を越え、そして前記各 ロッド要素(4)の各端末部分は、支持要素(7)と相互作用するようになって いることを特徴とするストレーナ。 2.前記ロッド要素(4)の横断面の面積は700mm2を越える請求項1記 載のストレーナ。 3.前記バーストレーナ(3)の端末に2つの端末のロッド(5)が配置され ており、該ロッド(5)は傾斜面(5B)を有し、前記各傾斜面(5B)はそれ ぞれ法平面(5C)を有しており、そして該法平面(5C)は濾過装置(2)の 正面の前の区域において反対側の端末のロッドの対応する法平面と交差する請求 項1または2記載のストレーナ。 4.前記蒸煮がま外板(1A)と、該蒸煮がま外板(1A)に固定されている ことが好ましい前記各ストレーナとの間には、前記各ロッド要素(4)のそれぞ れの端末部の支持部を形成する少なくとも2つの支持要素(7)が配置されてい る請求項1記載のストレーナを備えた蒸煮がま。 5.前記支持要素(7)は、前記濾過装置の垂直に延びている端末部に配置さ れており、そして前記支持要素(7)は、互いに並列に取り付けられている2つ の濾過装置(2)を充分支えることができる水平の延長部を有することが好まし い請求項4記載のストレーナを備えた蒸煮がま。 6.清掃口扉(11)が各濾過装置(2)に密接して配置されている請求項4 記載のストレーナを備えた蒸煮がま。 7.前記各バーストレーナ(3)は、その幅(b)を相当に越える高さ(h) を有し、該関係は前記高さ (h)が前記幅の2倍(2b)より大きくなっていることが望ましい請求項1記 載の濾過装置。 8.前記各濾過装置は、前記バーストレーナが配置されている平面(4A)を 少なくとも1つ有する幾つかの中間のバー(4)を有しており、前記中間のバー は隅肉溶接(8)によって、互いに200mmを越える間隔を置いて配置される ことが好ましい請求項1記載の濾過装置。 9.前記要素は電解研磨されている請求項1記載の濾過装置。 10.前記清掃口扉は、濾過装置(2)に属する構成部材(12)、好ましく は底部に取り付けられたプレート(12)に配置されている請求項6記載の濾過 装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9300504-9 | 1993-02-16 | ||
SE9300504A SE500959C2 (sv) | 1993-02-16 | 1993-02-16 | Silanordning i en kontinuerlig kokare |
PCT/SE1994/000020 WO1994019533A1 (en) | 1993-02-16 | 1994-01-14 | Straining device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH08506861A true JPH08506861A (ja) | 1996-07-23 |
JP3288707B2 JP3288707B2 (ja) | 2002-06-04 |
Family
ID=20388911
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51887094A Expired - Fee Related JP3288707B2 (ja) | 1993-02-16 | 1994-01-14 | 濾過装置 |
Country Status (17)
Country | Link |
---|---|
US (1) | US5744005A (ja) |
EP (1) | EP0685015B1 (ja) |
JP (1) | JP3288707B2 (ja) |
CN (1) | CN1034824C (ja) |
AT (1) | ATE158624T1 (ja) |
AU (1) | AU669274B2 (ja) |
BR (1) | BR9406145A (ja) |
CA (1) | CA2156175C (ja) |
DE (1) | DE69405855T2 (ja) |
ES (1) | ES2108430T3 (ja) |
FI (1) | FI110877B (ja) |
NO (1) | NO953100D0 (ja) |
NZ (1) | NZ261923A (ja) |
RU (1) | RU2102548C1 (ja) |
SE (1) | SE500959C2 (ja) |
WO (1) | WO1994019533A1 (ja) |
ZA (1) | ZA941060B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011505503A (ja) * | 2007-11-30 | 2011-02-24 | メッツオ ファイバー カルルスタード アクチボラグ | 連続セルロースパルプ蒸解窯用の蒸解窯スクリーン |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6165323A (en) * | 1999-02-10 | 2000-12-26 | Andritz-Ahlstrom Inc. | Screen plate having a plurality of inclined slots in a digester |
FI118476B (fi) | 1999-10-26 | 2007-11-30 | Metso Paper Inc | Tankosihti |
CN104053834B (zh) * | 2012-01-12 | 2016-04-06 | 维美德公司 | 用于蒸煮器容器的异型棒条筛 |
CN102619122A (zh) * | 2012-04-25 | 2012-08-01 | 湖南骏泰浆纸有限责任公司 | 立式连续蒸煮器上循环装置 |
SE538326C2 (en) * | 2014-09-01 | 2016-05-17 | Valmet Oy | Profile bar screen for digester vessels |
CN105019290B (zh) * | 2015-08-03 | 2017-01-11 | 海南金海浆纸业有限公司 | 一种制浆造纸蒸解釜筛板处理方法 |
SE539453C2 (en) * | 2015-12-09 | 2017-09-26 | Valmet Oy | Screen arrangement for withdrawing treatment liquors in treatment vessels |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US375319A (en) * | 1887-12-20 | ferausson | ||
US828715A (en) * | 1906-03-27 | 1906-08-14 | William F Cook | Strainer. |
US2998064A (en) * | 1957-12-11 | 1961-08-29 | Improved Machinery Inc | Strainer construction |
SE354088B (ja) * | 1970-09-24 | 1973-02-26 | Kamyr Ab | |
US4826589A (en) * | 1988-06-30 | 1989-05-02 | Gene Hirs | Bar screen filter |
SE500455C2 (sv) * | 1992-11-18 | 1994-06-27 | Kamyr Ab | Förfarande vid kontinuerlig kokning under förhöjt tryck och temperatur av fibermateral i en vertikal kokare |
SE9304177L (sv) * | 1993-12-16 | 1994-12-19 | Kvaerner Pulping Tech | Silanordning |
-
1993
- 1993-02-16 SE SE9300504A patent/SE500959C2/sv not_active IP Right Cessation
-
1994
- 1994-01-14 US US08/501,070 patent/US5744005A/en not_active Expired - Fee Related
- 1994-01-14 AT AT94907739T patent/ATE158624T1/de not_active IP Right Cessation
- 1994-01-14 JP JP51887094A patent/JP3288707B2/ja not_active Expired - Fee Related
- 1994-01-14 WO PCT/SE1994/000020 patent/WO1994019533A1/en active IP Right Grant
- 1994-01-14 ES ES94907739T patent/ES2108430T3/es not_active Expired - Lifetime
- 1994-01-14 AU AU61181/94A patent/AU669274B2/en not_active Ceased
- 1994-01-14 CN CN94191190A patent/CN1034824C/zh not_active Expired - Fee Related
- 1994-01-14 DE DE69405855T patent/DE69405855T2/de not_active Expired - Fee Related
- 1994-01-14 NZ NZ261923A patent/NZ261923A/en not_active IP Right Cessation
- 1994-01-14 CA CA002156175A patent/CA2156175C/en not_active Expired - Fee Related
- 1994-01-14 EP EP94907739A patent/EP0685015B1/en not_active Expired - Lifetime
- 1994-01-14 RU RU95121654A patent/RU2102548C1/ru active
- 1994-01-14 BR BR9406145A patent/BR9406145A/pt not_active IP Right Cessation
- 1994-02-16 ZA ZA941060A patent/ZA941060B/xx unknown
-
1995
- 1995-08-07 NO NO953100A patent/NO953100D0/no not_active Application Discontinuation
- 1995-08-15 FI FI953848A patent/FI110877B/fi active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011505503A (ja) * | 2007-11-30 | 2011-02-24 | メッツオ ファイバー カルルスタード アクチボラグ | 連続セルロースパルプ蒸解窯用の蒸解窯スクリーン |
Also Published As
Publication number | Publication date |
---|---|
AU6118194A (en) | 1994-09-14 |
JP3288707B2 (ja) | 2002-06-04 |
NO953100L (no) | 1995-08-07 |
SE500959C2 (sv) | 1994-10-10 |
ES2108430T3 (es) | 1997-12-16 |
SE9300504D0 (sv) | 1993-02-16 |
EP0685015B1 (en) | 1997-09-24 |
AU669274B2 (en) | 1996-05-30 |
CN1117746A (zh) | 1996-02-28 |
BR9406145A (pt) | 1996-02-13 |
CA2156175A1 (en) | 1994-09-01 |
ZA941060B (en) | 1994-08-29 |
RU2102548C1 (ru) | 1998-01-20 |
NZ261923A (en) | 1996-09-25 |
EP0685015A1 (en) | 1995-12-06 |
CN1034824C (zh) | 1997-05-07 |
DE69405855D1 (de) | 1997-10-30 |
FI953848A0 (fi) | 1995-08-15 |
DE69405855T2 (de) | 1998-01-29 |
SE9300504L (sv) | 1994-08-17 |
US5744005A (en) | 1998-04-28 |
CA2156175C (en) | 2003-06-10 |
ATE158624T1 (de) | 1997-10-15 |
FI953848A (fi) | 1995-08-15 |
NO953100D0 (no) | 1995-08-07 |
WO1994019533A1 (en) | 1994-09-01 |
FI110877B (fi) | 2003-04-15 |
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