ATE139138T1 - Düsenfreies underdrainelement für körniges filtrationssystem - Google Patents

Düsenfreies underdrainelement für körniges filtrationssystem

Info

Publication number
ATE139138T1
ATE139138T1 AT92118175T AT92118175T ATE139138T1 AT E139138 T1 ATE139138 T1 AT E139138T1 AT 92118175 T AT92118175 T AT 92118175T AT 92118175 T AT92118175 T AT 92118175T AT E139138 T1 ATE139138 T1 AT E139138T1
Authority
AT
Austria
Prior art keywords
inclined walls
pair
underdrain
walls
recesses
Prior art date
Application number
AT92118175T
Other languages
English (en)
Inventor
Edward M Shea
Holland J Scott
Original Assignee
Baker Hughes 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.)
Filing date
Publication date
Application filed by Baker Hughes Inc filed Critical Baker Hughes Inc
Application granted granted Critical
Publication of ATE139138T1 publication Critical patent/ATE139138T1/de

Links

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
    • 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
    • B01D24/24—Downward filtration, the container having distribution or collection headers or pervious conduits
    • 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
    • B01D24/4626—Construction of spray heads specially adapted for regeneration of the filter material or for filtrate discharging
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtration Of Liquid (AREA)
  • Cyclones (AREA)
  • Treatment Of Sludge (AREA)
  • Centrifugal Separators (AREA)
  • Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
AT92118175T 1991-10-25 1992-10-23 Düsenfreies underdrainelement für körniges filtrationssystem ATE139138T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/782,136 US5332497A (en) 1991-10-25 1991-10-25 Nozzleless underdrain for granular filtration system

Publications (1)

Publication Number Publication Date
ATE139138T1 true ATE139138T1 (de) 1996-06-15

Family

ID=25125101

Family Applications (1)

Application Number Title Priority Date Filing Date
AT92118175T ATE139138T1 (de) 1991-10-25 1992-10-23 Düsenfreies underdrainelement für körniges filtrationssystem

Country Status (7)

Country Link
US (2) US5332497A (de)
EP (1) EP0538876B1 (de)
AT (1) ATE139138T1 (de)
AU (1) AU655744B2 (de)
CA (1) CA2080096C (de)
DE (1) DE69211478T2 (de)
ES (1) ES2090452T3 (de)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5332497A (en) * 1991-10-25 1994-07-26 Baker Hughes Incorporated Nozzleless underdrain for granular filtration system
ES2208853T3 (es) * 1997-07-03 2004-06-16 Va Tech Wabag Schweiz Ag Elemento de drenaje para tanques de filtrado lavables por contracorriente.
US5976370A (en) * 1997-07-07 1999-11-02 Westech Engineering, Inc. Underdrain structure for media filters
US6740237B1 (en) 1997-09-22 2004-05-25 Rg Delaware, Inc. Low profile extruded underdrain
US6090284A (en) * 1998-10-13 2000-07-18 Enviroquip, Inc. Underdrain unit for granular filtration system
ATE253966T1 (de) * 1999-04-30 2003-11-15 Philip Hambley Filterunterdrainagesystem
US7138056B2 (en) 1999-04-30 2006-11-21 Hambley David M Filter underdrain system for backwash flow and method for measuring same
US6110366A (en) * 1999-05-13 2000-08-29 Tetra Process Technologies Anchor for an underdrain block
US6398456B1 (en) * 2000-08-23 2002-06-04 John P. Williams W-beam deck drain
US6569328B1 (en) 2000-11-02 2003-05-27 Gary D. Haggard Underdrain filtration system with stamped perforations
US6569327B2 (en) * 2001-01-23 2003-05-27 Rg Delaware, Inc. Apparatus for directing fluids through a filter system
US7063787B2 (en) 2001-06-06 2006-06-20 Usfilter Corporation Filter media retaining cap and hold down grid
US8052871B2 (en) * 2001-09-10 2011-11-08 Rg Delaware, Inc. Underdrain system
US6991726B2 (en) * 2002-07-01 2006-01-31 Usfilter Corporation Filter having a media retaining plate
US6830684B2 (en) * 2002-07-10 2004-12-14 U.S. Filter Corporation Integrated liquid and gas distribution device for underdrain block laterals
US7788867B2 (en) * 2004-10-13 2010-09-07 General Electric Company Floor tile debris interceptor and transition plenum in a nuclear power plant
US20060186062A1 (en) * 2005-02-22 2006-08-24 Usfilter Corporation Filter support member and methods of use and fabrication
US7820043B2 (en) 2006-04-10 2010-10-26 Rg Delaware Inc. Underdrain system
US8070946B2 (en) * 2007-09-14 2011-12-06 Rg Delaware, Inc. Underdrain for a filter system for filtering water or wastewater and a method of washing the filter system
US8323514B2 (en) * 2009-03-18 2012-12-04 Xylem Water Solutions Zelienople Llc Method and system for cleaning filter media support structures
US8333889B2 (en) 2009-05-29 2012-12-18 Rg Delaware, Inc. Flume system for a filter system including at least one filter having a filter bed that is periodically washed with liquid, gas or a combination thereof
EP2440305A4 (de) * 2009-06-12 2013-10-16 Sev Trent Water Purification Inc Abflussvorrichtung
CN101658762B (zh) * 2009-09-21 2011-12-21 江苏金山环保工程集团有限公司 中空纤维超滤膜过滤装置
US8657122B2 (en) * 2009-09-30 2014-02-25 Xylem Water Solutions Zelienople Llc Clog resistant media retainer assembly
US9199186B2 (en) * 2010-09-21 2015-12-01 Xylem Water Solutions Zelienople Llc Underdrain flume plate
US8871093B2 (en) * 2012-01-12 2014-10-28 Xylem Water Solutions Zelienople Llc Filter media retainer assembly
US9072989B2 (en) 2012-05-21 2015-07-07 Roberts Marketing De, Inc. Underdrain for a filter system for filtering water or wastewater
CA2882628A1 (en) 2012-09-14 2014-03-20 Xylem Water Solutions Zelienople Llc Filter system with integral media retainer seal
ES2770692T3 (es) 2013-03-05 2020-07-02 Xylem Water Solutions Zelienople Llc Drenaje inferior y procedimiento para transferir fuerzas y dirigir el flujo
US10913014B2 (en) 2015-03-05 2021-02-09 Xylem Water Solutions Zelienople Llc Multiple rate filter underdrain lateral gas metering plate
US10406456B1 (en) 2016-11-22 2019-09-10 Intuitech, Inc. Modular distribution and collection assemblies, filter assemblies, and related methods
RU174153U1 (ru) * 2017-04-11 2017-10-04 Общество с ограниченной ответственностью "СПЕЦМАШ" (ООО "СПЕЦМАШ") Дренажно-распределительное устройство
US10881989B2 (en) 2017-05-16 2021-01-05 Xylem Water Solutions Zelienople Llc Self-cleaning, groutless, filter underdrain
WO2018213563A1 (en) 2017-05-17 2018-11-22 Xylem Water Solutions Zelienople Llc Filter media retainer and underdrain system having a filter media retainer

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US1069737A (en) * 1911-03-13 1913-08-12 William A Stevenson Method of cleaning filter-beds.
GB123152A (en) * 1918-02-12 1919-02-12 Pulsometer Eng Co Improvements in or relating to Filters.
US1773417A (en) * 1927-10-29 1930-08-19 Donald D Whitacre Filter floor
US1871122A (en) * 1928-12-27 1932-08-09 Kretzschmar Alfred Filter for liquids
DE669712C (de) * 1933-12-19 1939-01-02 Dipl Raufmann Karl Gerhard Men Offenes oder geschlossenes Schnellfilter fuer Fluessigkeiten
GB695751A (en) * 1949-07-27 1953-08-19 Bamag Meguin Ag Zweigniederlas Improved filtering plant capable of being back flushed with a mixture of gas and liquid
CH298867A (de) * 1952-01-23 1954-05-31 Comment Joseph Flüssigkeitsfilter.
US2767852A (en) * 1952-05-13 1956-10-23 Ellila Karl Lauri Filter apparatus
US3110667A (en) * 1959-10-16 1963-11-12 Leopold Co Inc F B Filter bottom
DE1153346B (de) * 1960-07-16 1963-08-29 Hansjoerg Lang Dipl Ing Filterboden fuer die Reinigung von Fluessigkeiten
US3613888A (en) * 1970-04-13 1971-10-19 Contra Costa County Water Dist Filter-backwashing method
FR2161183A5 (de) * 1971-11-16 1973-07-06 Laminage Continu Lorrain
US3956134A (en) * 1973-07-19 1976-05-11 Hi-Ran, Ltd. Underdrain for water filtration system
US4065391A (en) * 1975-09-08 1977-12-27 Sybron Corporation Fluid distributor
US4064050A (en) * 1976-02-27 1977-12-20 Dravo Corporation Filter bottom
US4118322A (en) * 1976-05-17 1978-10-03 Hydrotechnic Corporation Filtering apparatus for liquids
US4133766A (en) * 1977-03-11 1979-01-09 Koppers Company, Inc. Filter media support and containment system
JPS5635219Y2 (de) * 1977-08-12 1981-08-19
US4196079A (en) * 1978-12-29 1980-04-01 Harsco Corporation Pleated filter underdrain, method and apparatus
US4331542A (en) * 1980-08-01 1982-05-25 Enviroquip, Inc. Underdrain unit with air/water backwash for granular filtration system
US4536287A (en) * 1984-04-18 1985-08-20 Himsley Engineering Limited Piping for use in liquid collection and distribution
US4619765A (en) * 1984-10-10 1986-10-28 Roberts Filter Manufacturing Company Filter bottom construction
FR2641588B1 (fr) * 1989-01-09 1991-03-22 Degremont Dispositif pour la mise en place et la fixation, sur le plancher d'un filtre, d'organes assurant le transit de fluides a travers le plancher
US5019259A (en) * 1989-06-15 1991-05-28 Hambley John B Filter underdrain apparatus with partitioned distributor conduits
US5118419A (en) * 1989-06-15 1992-06-02 Johnson Filtration Systems Inc. Slotted scallop-shaped underdrain screened lateral elements
US5068034A (en) * 1990-05-03 1991-11-26 Unilift Corporation Purification underdrain with means to compensate for flow and pressure differences between laterals
US5108627A (en) * 1991-02-01 1992-04-28 F.B. Leopold Company, Inc. Filter underdrain block
US5269920A (en) * 1991-04-03 1993-12-14 The F. B. Leopold Co., Inc. Cap system for underdrains in gravity filters
US5156738A (en) * 1991-06-21 1992-10-20 Johnson Filtration Systems Inc. Apparatus for uniformly distributing gas and/or liquid in an underdrain lateral system
US5087362A (en) * 1991-07-26 1992-02-11 F.B. Leopold Company, Inc. Flume distribution system with removable block
US5332497A (en) * 1991-10-25 1994-07-26 Baker Hughes Incorporated Nozzleless underdrain for granular filtration system

Also Published As

Publication number Publication date
CA2080096A1 (en) 1993-04-26
ES2090452T3 (es) 1996-10-16
US5332497A (en) 1994-07-26
AU655744B2 (en) 1995-01-05
US5865999A (en) 1999-02-02
AU2625092A (en) 1993-04-29
DE69211478T2 (de) 1996-10-24
DE69211478D1 (de) 1996-07-18
EP0538876A1 (de) 1993-04-28
CA2080096C (en) 1998-12-01
EP0538876B1 (de) 1996-06-12

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee