NO167190C - Stige-taktstyring av filtre med granuloest medium og av typen pulset-leiet. - Google Patents

Stige-taktstyring av filtre med granuloest medium og av typen pulset-leiet.

Info

Publication number: NO167190C
Authority: NO; Norway
Prior art keywords: solids; rise rate; bed; liquid level; medium
Prior art date: 1987-01-28

Application number

NO873747A

Other languages

English (en)

Norwegian (no)

Other versions

NO873747D0 (no

NO167190B (no

NO873747L (no

Inventor

Gary August Garzonetti

Original Assignee

Zimpro Passavant Inc

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.)

1987-01-28

Filing date

1987-09-08

Publication date

1991-10-16

1987-09-08 Application filed by Zimpro Passavant Inc filed Critical Zimpro Passavant Inc

1987-09-08 Publication of NO873747D0 publication Critical patent/NO873747D0/no

1988-07-29 Publication of NO873747L publication Critical patent/NO873747L/no

1991-07-08 Publication of NO167190B publication Critical patent/NO167190B/no

1991-10-16 Publication of NO167190C publication Critical patent/NO167190C/no

Links

239000007788 liquid Substances 0.000 abstract 5
238000001914 filtration Methods 0.000 abstract 3
239000007787 solid Substances 0.000 abstract 3
238000011001 backwashing Methods 0.000 abstract 2
230000003247 decreasing effect Effects 0.000 abstract 1
239000012530 fluid Substances 0.000 abstract 1
238000000034 method Methods 0.000 abstract 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/02—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration
- B01D24/20—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed stationary during the filtration the filtering material being provided in an open container
- B01D24/22—Downward filtration, the filter material being supported by pervious surfaces
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/38—Feed or discharge devices
- B01D24/40—Feed or discharge devices for feeding
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4869—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by level measuring

Landscapes

Chemical Kinetics & Catalysis (AREA)
Chemical & Material Sciences (AREA)
Filtration Of Liquid (AREA)
Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
Filtering Of Dispersed Particles In Gases (AREA)
Control Of Heat Treatment Processes (AREA)
Lock And Its Accessories (AREA)
Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Networks Using Active Elements (AREA)
Polyurethanes Or Polyureas (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Mushroom Cultivation (AREA)
Polymerisation Methods In General (AREA)

NO873747A 1987-01-28 1987-09-08 Stige-taktstyring av filtre med granuloest medium og av typen pulset-leiet. NO167190C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/008,020 US4693831A (en)	1987-01-28	1987-01-28	Rise-rate control of pulsed-bed granular medium filters

Publications (4)

Publication Number	Publication Date
NO873747D0 NO873747D0 (no)	1987-09-08
NO873747L NO873747L (no)	1988-07-29
NO167190B NO167190B (no)	1991-07-08
NO167190C true NO167190C (no)	1991-10-16

Family

ID=21729391

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO873747A NO167190C (no)	1987-01-28	1987-09-08	Stige-taktstyring av filtre med granuloest medium og av typen pulset-leiet.

Country Status (10)

Country	Link
US (1)	US4693831A (de)
EP (1)	EP0279975B1 (de)
JP (1)	JPS63185417A (de)
KR (1)	KR960001376B1 (de)
AT (1)	ATE69392T1 (de)
AU (1)	AU589028B2 (de)
CA (1)	CA1305073C (de)
DE (1)	DE3774564D1 (de)
ES (1)	ES2026546T3 (de)
NO (1)	NO167190C (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4818414A (en) *	1988-03-25	1989-04-04	Zimpro/Passavant Inc.	Slime control for primary filtration systems
DE3828821A1 (de) *	1988-08-25	1990-03-01	Bayer Ag	Verfahren zur erkennung der ueberflutung einer oberflaeche
US4976873A (en) *	1989-12-14	1990-12-11	Zimpro/Passavant Inc.	Pulsing portions of a filter cell to extend a filter run
FR2670682B1 (fr) *	1990-12-21	1993-10-15	Toulouse Inst Nal Sciences Appli	Procede et reacteur de traitement d'eau utilisant un lit granulaire adapte pour assurer une filtration ou une filtration associee a une epuration biologique de l'eau.
US5089147A (en) *	1991-05-01	1992-02-18	Zimpro Passavant Environmental Systems, Inc.	Underdrain for granular medium filter
DE4302321C1 (de) *	1993-01-28	1994-03-17	Envicon Klaertech Verwalt	Becken zur Elimination von Schwebeteilchen aus Abwässern
US5534202A (en) *	1994-04-05	1996-07-09	Roberts Filter Manufacturing Company	Air grid for underdrains and similar systems
JP2000503896A (ja) *	1996-08-19	2000-04-04	ヴォルフガングシェンクゲーエムベーハー	バイオリアクター
US5759387A (en) *	1996-09-26	1998-06-02	Essef Corporation	Grey water filter tank recovery system and filter backwashing system
AU747192B2 (en) *	1998-10-02	2002-05-09	Dennis Aldo Tull	Pump strainer cleaning apparatus
JP2002119807A (ja) *	2000-10-17	2002-04-23	Sumitomo Heavy Ind Ltd	濾過装置の逆洗方法
DE10106322B4 (de) *	2001-02-09	2005-11-17	Inka-Holding Und Immobilien Gmbh & Co. Kg	Wasserfilter
US7045067B2 (en) *	2004-08-05	2006-05-16	Eco-Tec Limited	Method and apparatus for increasing filter contaminant loading capacity
CN100412003C (zh) *	2006-09-25	2008-08-20	山东建筑大学	曝气生物滤池
ES2371192B1 (es) *	2009-12-17	2013-05-07	Ohl Medio Ambiente, Inima, S.A.U.	Filtro de pretratamiento y acondicionamiento de agua del tipo de lecho granular cerrado a presion con medios de lavado a contracorriente
CN103842046B (zh) *	2011-10-03	2016-01-13	株式会社石垣	不定形过滤介质层及具备其的过滤设备
CN103316511B (zh) *	2013-07-08	2015-05-20	山东金博士环境科技有限公司	一种o型滤池
US20160045844A1 (en) *	2014-08-13	2016-02-18	Samuel N. Tyler	Pulsed Backwash Method and Apparatus
US20170355620A1 (en) *	2014-10-01	2017-12-14	Nexus Ewater Pty Ltd	Method of filtering waste water
WO2019034607A1 (en) *	2017-08-15	2019-02-21	Unilever N.V.	APPARATUS AND METHOD FOR FILTRATION OF AQUEOUS LIQUID
US10906818B2 (en)	2017-12-22	2021-02-02	Ozono Polaris, S.A. de C.V.	Process for back-and-forth washing of adsorptive media
CN112915641B (zh) *	2021-03-18	2022-06-14	上海威派格智慧水务股份有限公司	一种滤池反冲洗控制方法
SE545635C2 (en) *	2022-02-24	2023-11-21	Zeo Concept Ece Ab	A filter system for purification of a fluid comprising an acoustic wave creating arrangement

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR349450A (fr) *	1904-12-01	1905-05-29	Frank Candy	Filtre à courant montant
BE471545A (de) *	1946-10-16
GB966394A (en) *	1962-01-30	1964-08-12	Candy Filter Company Ltd	Improvements relating to gravity filters
US3459302A (en) *	1967-04-25	1969-08-05	Hydro Clear Corp	Apparatus and method of filtering solids from a liquid effluent
US3717251A (en) *	1970-09-03	1973-02-20	Q Hampton	Method and apparatus for filtering solids
US3817378A (en) *	1971-06-22	1974-06-18	Hydro Clear Corp	Method and apparatus for filtering solids from a liquid effluent
US4019985A (en) *	1975-07-30	1977-04-26	Texaco Inc.	Methods for fluidizing a filter media
US4627923A (en) *	1984-09-20	1986-12-09	International Tectonics Incorporated	Apparatus and method of filtering solids from a liquid effluent

1987
- 1987-01-28 US US07/008,020 patent/US4693831A/en not_active Expired - Fee Related
- 1987-08-07 AU AU76700/87A patent/AU589028B2/en not_active Ceased
- 1987-09-08 NO NO873747A patent/NO167190C/no unknown
- 1987-09-09 EP EP87307949A patent/EP0279975B1/de not_active Expired - Lifetime
- 1987-09-09 DE DE8787307949T patent/DE3774564D1/de not_active Expired - Fee Related
- 1987-09-09 ES ES198787307949T patent/ES2026546T3/es not_active Expired - Lifetime
- 1987-09-09 AT AT87307949T patent/ATE69392T1/de not_active IP Right Cessation
- 1987-09-14 JP JP62230865A patent/JPS63185417A/ja active Pending
- 1987-09-25 CA CA000547917A patent/CA1305073C/en not_active Expired - Fee Related
- 1987-10-30 KR KR1019870012097A patent/KR960001376B1/ko not_active Expired - Lifetime

Also Published As

Publication number	Publication date
ES2026546T3 (es)	1992-05-01
AU7670087A (en)	1988-08-04
NO873747D0 (no)	1987-09-08
NO167190B (no)	1991-07-08
EP0279975B1 (de)	1991-11-13
KR890006278A (ko)	1989-06-12
CA1305073C (en)	1992-07-14
AU589028B2 (en)	1989-09-28
US4693831A (en)	1987-09-15
NO873747L (no)	1988-07-29
KR960001376B1 (ko)	1996-01-26
ATE69392T1 (de)	1991-11-15
DE3774564D1 (de)	1991-12-19
JPS63185417A (ja)	1988-08-01
EP0279975A1 (de)	1988-08-31

Publication	Publication Date	Title
NO167190C (no)	1991-10-16	Stige-taktstyring av filtre med granuloest medium og av typen pulset-leiet.
US3817378A (en)	1974-06-18	Method and apparatus for filtering solids from a liquid effluent
US4976873A (en)	1990-12-11	Pulsing portions of a filter cell to extend a filter run
DE69102372D1 (de)	1994-07-14	Verfahren zum Steuern der Betriebsarten einer automatischen Wasserfiltervorrichtung mit rohrförmigen Membranen.
US4836936A (en)	1989-06-06	Batch filtering method
CA2026947A1 (en)	1992-02-02	Turbidity monitoring apparatus and methods
DE69222187D1 (de)	1997-10-16	Filtrationsvorrichtung
US5089147A (en)	1992-02-18	Underdrain for granular medium filter
KR890014393A (ko)	1989-10-23	일차 여과 시스템에서의 슬라임 제어
JP3538953B2 (ja)	2004-06-14	濾過装置
EP0150919A2 (de)	1985-08-07	Verfahren und Anlage zum Steuern einer Filterrückspülung
JPH03114584A (ja)	1991-05-15	生物活性炭ろ過装置
JPH0338205A (ja)	1991-02-19	急速濾過装置
US4983308A (en)	1991-01-08	Automatic chemical cleaning of granular medium filters
JPH0634881B2 (ja)	1994-05-11	濾過層の洗浄方法
JPS60139306A (ja)	1985-07-24	排水処理用濾過器の運転制御方法
SU1377137A1 (ru)	1988-02-28	Способ управлени процессом фильтровани в группе фильтров-сгустителей периодического действи
Fitzpatrick	1991	Detachment of deposits by fluid shear during filter backwashing
JPS57107207A (en)	1982-07-03	Method and device for filtering microsuspended solids
JPH04131191A (ja)	1992-05-01	生物濾過装置
DE59102655D1 (de)	1994-09-29	Verfahren zur regelung des durchsatzes bei der elektrochemischen regeneration von chromschwefelsäure.
Kulsky et al.	1984	Effect of xi-potential of granular filter media on their retentivity in water treatment.
ES2074401A1 (es)	1995-09-01	Filtro de depuradora de agua potable.
Burt	1994	Media tanks for filtration, Part II: Underdrains, installations and adjustments
JPS6415111A (en)	1989-01-19	Filter device for sludge, or the like