SE504574C2 - Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter - Google Patents

Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter

Info

Publication number: SE504574C2
Authority: SE; Sweden
Prior art keywords: filter elements; pressure vessel; filter; equipment according; backwash liquid
Prior art date: 1994-09-13

Application number

SE9403052A

Other languages

English (en)

Swedish (sv)

Other versions

SE9403052D0 (sv

SE9403052L (sv

Inventor

Anita Markusson

Per Larsson

Magnus Ingelman

Hans-Aake Karlsson

Martin Wimby

Original Assignee

Caustec Ab

Priority date (The priority date 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 date listed.)

1994-09-13

Filing date

1994-09-13

Publication date

1997-03-10

1994-09-13 Application filed by Caustec Ab filed Critical Caustec Ab

1994-09-13 Priority to SE9403052A priority Critical patent/SE504574C2/sv

1994-09-13 Publication of SE9403052D0 publication Critical patent/SE9403052D0/xx

1995-09-07 Priority to ES95932267T priority patent/ES2158128T3/es

1995-09-07 Priority to AT95932267T priority patent/ATE199657T1/de

1995-09-07 Priority to CA002198849A priority patent/CA2198849A1/en

1995-09-07 Priority to EP95932267A priority patent/EP0781160B1/de

1995-09-07 Priority to DE69520363T priority patent/DE69520363D1/de

1995-09-07 Priority to PT95932267T priority patent/PT781160E/pt

1995-09-07 Priority to AU35361/95A priority patent/AU3536195A/en

1995-09-07 Priority to JP8510102A priority patent/JPH10505540A/ja

1995-09-07 Priority to PCT/SE1995/001002 priority patent/WO1996008300A1/en

1995-09-07 Priority to US08/793,996 priority patent/US5972228A/en

1996-03-14 Publication of SE9403052L publication Critical patent/SE9403052L/xx

1997-03-10 Publication of SE504574C2 publication Critical patent/SE504574C2/sv

1997-03-11 Priority to FI971020A priority patent/FI122097B/fi

Links

238000001914 filtration Methods 0.000 title claims abstract description 15
238000000034 method Methods 0.000 title claims abstract description 15
239000000725 suspension Substances 0.000 title claims description 7
239000007788 liquid Substances 0.000 claims abstract description 33
239000000706 filtrate Substances 0.000 claims abstract description 12
238000011010 flushing procedure Methods 0.000 claims abstract description 6
239000010802 sludge Substances 0.000 claims description 20
239000004744 fabric Substances 0.000 claims description 12
238000011001 backwashing Methods 0.000 claims description 8
238000001035 drying Methods 0.000 claims description 7
239000002002 slurry Substances 0.000 claims description 6
239000000126 substance Substances 0.000 claims description 4
229920002994 synthetic fiber Polymers 0.000 claims description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
238000007599 discharging Methods 0.000 claims 1
230000000977 initiatory effect Effects 0.000 claims 1
230000014759 maintenance of location Effects 0.000 claims 1
230000035699 permeability Effects 0.000 claims 1
238000011085 pressure filtration Methods 0.000 claims 1
238000000926 separation method Methods 0.000 claims 1
230000008901 benefit Effects 0.000 description 10
239000002184 metal Substances 0.000 description 4
230000008569 process Effects 0.000 description 4
238000012856 packing Methods 0.000 description 3
238000010276 construction Methods 0.000 description 2
238000010790 dilution Methods 0.000 description 2
239000012895 dilution Substances 0.000 description 2
238000005086 pumping Methods 0.000 description 2
125000006850 spacer group Chemical group 0.000 description 2
239000002699 waste material Substances 0.000 description 2
238000010521 absorption reaction Methods 0.000 description 1
230000009471 action Effects 0.000 description 1
150000001447 alkali salts Chemical class 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
239000000945 filler Substances 0.000 description 1
238000009499 grossing Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
239000000155 melt Substances 0.000 description 1
230000008439 repair process Effects 0.000 description 1
239000000243 solution Substances 0.000 description 1
239000002904 solvent Substances 0.000 description 1
230000007480 spreading Effects 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
- B01D35/16—Cleaning-out devices, e.g. for removing the cake from the filter casing or for evacuating the last remnants of liquid
- 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
- B01D29/114—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 inward flow filtration
- 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
- B01D29/50—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 multiple filtering elements, characterised by their mutual disposition
- B01D29/52—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 multiple filtering elements, characterised by their mutual disposition in parallel connection
- 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
- B01D29/62—Regenerating the filter material in the filter
- B01D29/66—Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps
- 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
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/92—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate
- B01D29/925—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging filtrate containing liquid displacement elements or cores
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2201/00—Details relating to filtering apparatus
- B01D2201/04—Supports for the filtering elements
- B01D2201/0469—Filter tubes connected to collector tubes
- B01D2201/0476—Filter tubes connected to collector tubes mounted substantially vertically on collector tubes at the lower side of the filter elements

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Filtration Of Liquid (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Filtering Materials (AREA)
Treatment Of Sludge (AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Glass Compositions (AREA)

SE9403052A 1994-09-13 1994-09-13 Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter SE504574C2 (sv)

Priority Applications (12)

Application Number	Priority Date	Filing Date	Title
SE9403052A SE504574C2 (sv)	1994-09-13	1994-09-13	Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter
US08/793,996 US5972228A (en)	1994-09-13	1995-09-07	Filters employing "filling bodies" to reduce the amount of backwashing fluid remaining in the filters after backwashing
PT95932267T PT781160E (pt)	1994-09-13	1995-09-07	Processo e equipamento para filtragem
AT95932267T ATE199657T1 (de)	1994-09-13	1995-09-07	Verfahren und vorrichtung zur filtration
CA002198849A CA2198849A1 (en)	1994-09-13	1995-09-07	Process and equipment for filtration
EP95932267A EP0781160B1 (de)	1994-09-13	1995-09-07	Verfahren und vorrichtung zur filtration
DE69520363T DE69520363D1 (de)	1994-09-13	1995-09-07	Verfahren und vorrichtung zur filtration
ES95932267T ES2158128T3 (es)	1994-09-13	1995-09-07	Procedimiento y equipo para filtracion.
AU35361/95A AU3536195A (en)	1994-09-13	1995-09-07	Process and equipment for filtration
JP8510102A JPH10505540A (ja)	1994-09-13	1995-09-07	濾過方法及びその装置
PCT/SE1995/001002 WO1996008300A1 (en)	1994-09-13	1995-09-07	Process and equipment for filtration
FI971020A FI122097B (fi)	1994-09-13	1997-03-11	Suodatusprosessi ja -laitteisto

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE9403052A SE504574C2 (sv)	1994-09-13	1994-09-13	Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter

Publications (3)

Publication Number	Publication Date
SE9403052D0 SE9403052D0 (sv)	1994-09-13
SE9403052L SE9403052L (sv)	1996-03-14
SE504574C2 true SE504574C2 (sv)	1997-03-10

Family

ID=20395218

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE9403052A SE504574C2 (sv)	1994-09-13	1994-09-13	Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter

Country Status (12)

Country	Link
US (1)	US5972228A (de)
EP (1)	EP0781160B1 (de)
JP (1)	JPH10505540A (de)
AT (1)	ATE199657T1 (de)
AU (1)	AU3536195A (de)
CA (1)	CA2198849A1 (de)
DE (1)	DE69520363D1 (de)
ES (1)	ES2158128T3 (de)
FI (1)	FI122097B (de)
PT (1)	PT781160E (de)
SE (1)	SE504574C2 (de)
WO (1)	WO1996008300A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6461525B2 (en)	2000-08-01	2002-10-08	Tetra Process Technologies	Method for backwashing granular media filters and bioreactors
US6576146B2 (en) *	2001-10-05	2003-06-10	Nmw, Incorporated	Filtration element employing improved backwash feature and method of utilizing same
US8309711B2 (en) *	2009-08-07	2012-11-13	Corn Products Development Inc.	Filtration of corn starch followed by washing and collection of the resultant corn starch cake
CN104174211A (zh) *	2014-07-31	2014-12-03	成都易态科技有限公司	液体过滤器的反冲洗系统及用于该系统的反冲洗装置
AU2016320582A1 (en) *	2015-09-10	2018-04-26	1934612 Ontario Inc.	Methods and systems for dewatering solid particles in a contaminated liquid mixture
ES3008960T3 (en)	2017-04-07	2025-03-25	H Lundbeck As	Apparatus and method for isolation and/or preparation of particles
EP3806975B1 (de) *	2018-06-13	2024-12-04	Cargill, Incorporated	Filtrationsverfahren
US12168190B2 (en)	2019-06-05	2024-12-17	Ceco Environmental Ip Inc.	Self-cleaning filter
KR20230039690A (ko) *	2020-07-13	2023-03-21	에보쿠아 워터 테크놀로지스 엘엘씨	흐름 확산기를 구비한 재생 매체 필터
US11612837B2 (en)	2020-09-18	2023-03-28	Pall Corporation	Filter with interconnected hollow elements and method of use
US20220088541A1 (en) *	2020-09-18	2022-03-24	Pall Corporation	Filter with interconnected hollow elements and method of use
US12215555B2 (en) *	2023-03-21	2025-02-04	Saudi Arabian Oil Company	Systems and methods for operating candle filters to recover glycols from drilling operations

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SE153999C1 (de) *
CH596872A5 (en) *	1975-03-20	1978-03-31	Emil A Faude	Filter element with bag open at one end
DE2704672A1 (de) *	1977-02-04	1978-08-10	Georg Hoffmann	Anschwemmfilter
DE2828976C2 (de) *	1978-07-01	1983-06-01	Bergwerksverband Gmbh, 4300 Essen	Anschwemmkerzenfilter-Vorrichtung für Trockenaustrag und Verfahren zur Reinigung der Vorrichtung
US4210536A (en) *	1978-09-19	1980-07-01	Albany International Corp.	Hollow filament separatory module
US4289630A (en) *	1979-12-10	1981-09-15	Industrial Filter & Pump Mfg. Co.	Filter cake removal method and apparatus
FI65918C (fi) *	1980-05-29	1984-08-10	Enso Gutzeit Oy	Foerfarande foer att avskilja sodasediment fraon groenlutsuspension genom filtrering
US4547296A (en) *	1983-09-15	1985-10-15	Croll-Reynolds Engineering Co., Inc.	Heel recovery filtration process and apparatus
US5013457A (en) *	1987-05-15	1991-05-07	Uddo-Mims International	Pressurized backwash filter
US4818420A (en) *	1987-05-15	1989-04-04	Uddo Mims International, Inc.	Backwash filter
US4923068A (en) *	1989-02-07	1990-05-08	Cdp Product Development Corporation	Automatic filter system
SE501068C2 (sv) *	1989-10-04	1994-11-07	Caustec Ab	Förfarande och anordning för filtrering av en suspension
FI97695C (fi) *	1993-11-02	2000-05-03	Ahlstrom Machinery Oy	Suodatusmenetelmä ja -laite
US5618443A (en) *	1995-05-04	1997-04-08	Ahlstrom Machinery Oy	Clarification of green liquor by falling film cross-flow filtration

1994
- 1994-09-13 SE SE9403052A patent/SE504574C2/sv not_active IP Right Cessation
1995
- 1995-09-07 JP JP8510102A patent/JPH10505540A/ja active Pending
- 1995-09-07 AT AT95932267T patent/ATE199657T1/de not_active IP Right Cessation
- 1995-09-07 EP EP95932267A patent/EP0781160B1/de not_active Expired - Lifetime
- 1995-09-07 ES ES95932267T patent/ES2158128T3/es not_active Expired - Lifetime
- 1995-09-07 PT PT95932267T patent/PT781160E/pt unknown
- 1995-09-07 CA CA002198849A patent/CA2198849A1/en not_active Abandoned
- 1995-09-07 AU AU35361/95A patent/AU3536195A/en not_active Abandoned
- 1995-09-07 US US08/793,996 patent/US5972228A/en not_active Expired - Lifetime
- 1995-09-07 DE DE69520363T patent/DE69520363D1/de not_active Expired - Lifetime
- 1995-09-07 WO PCT/SE1995/001002 patent/WO1996008300A1/en not_active Ceased
1997
- 1997-03-11 FI FI971020A patent/FI122097B/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
US5972228A (en)	1999-10-26
WO1996008300A1 (en)	1996-03-21
AU3536195A (en)	1996-03-29
EP0781160B1 (de)	2001-03-14
DE69520363D1 (de)	2001-04-19
FI122097B (fi)	2011-08-31
JPH10505540A (ja)	1998-06-02
FI971020A0 (fi)	1997-03-11
ATE199657T1 (de)	2001-03-15
FI971020L (fi)	1997-03-11
EP0781160A1 (de)	1997-07-02
SE9403052D0 (sv)	1994-09-13
SE9403052L (sv)	1996-03-14
CA2198849A1 (en)	1996-03-21
PT781160E (pt)	2001-08-30
ES2158128T3 (es)	2001-09-01

Legal Events

Date	Code	Title	Description
2014-11-04	NUG	Patent has lapsed

Publication	Publication Date	Title
JP4042967B2 (ja)	2008-02-06	濾過装置の逆洗方法
CN1265867C (zh)	2006-07-26	清洗薄膜过滤组件的方法
FI71068B (fi)	1986-08-14	Motskoeljbart ljusskoeljningsfilter
SE504574C2 (sv)	1997-03-10	Förfarande och anordning för filtrering av en suspension i diskontinuerligt arbetande tryckfilter
US7537689B2 (en)	2009-05-26	Tertiary filter
US3280978A (en)	1966-10-25	Filtering process
SE501068C2 (sv)	1994-11-07	Förfarande och anordning för filtrering av en suspension
US4528103A (en)	1985-07-09	Pressure filter
US4547296A (en)	1985-10-15	Heel recovery filtration process and apparatus
JP3987801B2 (ja)	2007-10-10	ビールフィルタ
JP3376733B2 (ja)	2003-02-10	中空糸型膜モジュール
US5925258A (en)	1999-07-20	Upright tubular filter unit and method of separation using the filter unit
US2353489A (en)	1944-07-11	Apparatus for releasing the fibers from straw or other fibrous material
JPH07251041A (ja)	1995-10-03	膜分離装置及びその洗浄方法
US1752758A (en)	1930-04-01	Apparatus for separating solids from liquids or liquors by filtration
US2732948A (en)	1956-01-31	Filters
US1776883A (en)	1930-09-30	Filtration process and apparatus
US1334692A (en)	1920-03-23	Bag-filter
JPH08206656A (ja)	1996-08-13	膜濾過装置の洗浄排水処理装置
US1189521A (en)	1916-07-04	Underdrain filtration system.
RU2441920C2 (ru)	2012-02-10	Патронный фильтр
FI112957B (fi)	2004-02-13	Menetelmä ja laite massan pesemiseksi
JP2737787B2 (ja)	1998-04-08	プレコート濾過用筒状濾過体
JP2001129369A (ja)	2001-05-15	中空糸膜の洗浄方法及び中空糸膜ろ過装置
US929636A (en)	1909-07-27	Pressure-filter.