DE69710453D1 - Trägersystem für fluidbehandlungsmedien - Google Patents

Trägersystem für fluidbehandlungsmedien

Info

Publication number
DE69710453D1
DE69710453D1 DE69710453T DE69710453T DE69710453D1 DE 69710453 D1 DE69710453 D1 DE 69710453D1 DE 69710453 T DE69710453 T DE 69710453T DE 69710453 T DE69710453 T DE 69710453T DE 69710453 D1 DE69710453 D1 DE 69710453D1
Authority
DE
Germany
Prior art keywords
support system
fluid treatment
treatment media
media
fluid
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.)
Expired - Lifetime
Application number
DE69710453T
Other languages
English (en)
Inventor
Stuart Savage
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tetra Technologies Inc
Tetra Tech Inc
Original Assignee
Tetra Technologies Inc
Tetra Tech 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 Tetra Technologies Inc, Tetra Tech Inc filed Critical Tetra Technologies Inc
Application granted granted Critical
Publication of DE69710453D1 publication Critical patent/DE69710453D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B01D24/4631—Counter-current flushing, e.g. by air

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Materials (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Filtration Of Liquid (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
DE69710453T 1996-04-26 1997-04-24 Trägersystem für fluidbehandlungsmedien Expired - Lifetime DE69710453D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1705296P 1996-04-26 1996-04-26
PCT/US1997/006800 WO1997040907A1 (en) 1996-04-26 1997-04-24 Fluid treatment media support system

Publications (1)

Publication Number Publication Date
DE69710453D1 true DE69710453D1 (de) 2002-03-21

Family

ID=21780444

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69710453T Expired - Lifetime DE69710453D1 (de) 1996-04-26 1997-04-24 Trägersystem für fluidbehandlungsmedien

Country Status (10)

Country Link
US (2) US6261453B1 (de)
EP (1) EP0900114B1 (de)
JP (1) JP4002611B2 (de)
KR (1) KR100348523B1 (de)
CN (1) CN1079271C (de)
AU (1) AU2808897A (de)
BR (1) BR9708820A (de)
CA (1) CA2252532C (de)
DE (1) DE69710453D1 (de)
WO (1) WO1997040907A1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6190568B1 (en) * 1998-03-19 2001-02-20 Tetra Process Technologies Div Of Capital Controls, A Severn Trent Services Co Method for retrofitting a false bottom underdrain filter system
US7138056B2 (en) 1999-04-30 2006-11-21 Hambley David M Filter underdrain system for backwash flow and method for measuring same
MXPA01011035A (es) * 1999-04-30 2004-04-21 Hambley Philip Sistema de desague inferior de filtro para flujo a contracorriente y metodo para medir el mismo.
US6110366A (en) * 1999-05-13 2000-08-29 Tetra Process Technologies Anchor for an underdrain block
US7063787B2 (en) 2001-06-06 2006-06-20 Usfilter Corporation Filter media retaining cap and hold down grid
CN1315558C (zh) * 2001-10-19 2007-05-16 泰特拉处理技术,塞温塔兰托服务公司 互锁底盘布水装置
US6921481B2 (en) * 2002-06-18 2005-07-26 Ondeo Degremont, Inc. Automatic backwash filter system
US7090771B2 (en) * 2002-06-18 2006-08-15 Infilco Degremont, Inc. Filtration system underdrain
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
US20060186062A1 (en) * 2005-02-22 2006-08-24 Usfilter Corporation Filter support member and methods of use and fabrication
US8357295B2 (en) * 2006-07-13 2013-01-22 Xylem Water Solutions Zelienople Llc Adjustable anchor rod
JP5124318B2 (ja) * 2008-03-19 2013-01-23 株式会社神鋼環境ソリューション 濾過装置の製造方法
US20100213134A1 (en) * 2009-02-11 2010-08-26 Campbell Robert M Ion exchange apparatus having increased efficiency
WO2010144109A1 (en) * 2009-06-12 2010-12-16 Severn Trent Water Purification, Inc. Underdrain apparatus
US8657122B2 (en) * 2009-09-30 2014-02-25 Xylem Water Solutions Zelienople Llc Clog resistant media retainer assembly
CN101817568B (zh) * 2010-05-11 2012-06-27 浙江联池水务设备有限公司 不锈钢滤头板
US9199186B2 (en) 2010-09-21 2015-12-01 Xylem Water Solutions Zelienople Llc Underdrain flume plate
US9108126B2 (en) 2011-08-05 2015-08-18 Hayward Industries, Inc. Unitary filter tank and an underdrain for filtering a body of water
US8936721B2 (en) * 2011-08-05 2015-01-20 Hayward Industries, Inc. Unitary filter tank and an underdrain for filtering a body of water
CN102772945A (zh) * 2012-09-04 2012-11-14 昆山市圣吉川工业自动化设备有限公司 过滤器安装铝材
JP6153365B2 (ja) * 2013-03-29 2017-06-28 株式会社クボタ 集水装置の施工方法
JP2015226886A (ja) * 2014-06-02 2015-12-17 日水産業株式会社 下向流濾過槽、下向流濾過槽の製造方法、下向流濾過槽の改修方法
AT516276B1 (de) * 2015-03-19 2016-04-15 Egon Gruber Filtereinrichtung
KR101766544B1 (ko) * 2015-12-16 2017-08-09 주식회사 포스코 이온 교환 수지탑용 스트레이너 장치
US10449471B1 (en) 2016-09-20 2019-10-22 W. Keith Dobie Underdrain assembly for wastewater treatment
KR101817292B1 (ko) * 2017-09-08 2018-01-11 효림산업주식회사 딤플 구조를 갖는 유공블록형 하부집수장치
KR101838692B1 (ko) * 2017-09-08 2018-03-14 효림산업주식회사 하부집수장치용 딤플형 다공판
CN108999271A (zh) * 2018-10-11 2018-12-14 深圳深恒环保产业有限公司 一种盖板、盖板组件及堆料仓

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US667005A (en) 1900-09-28 1901-01-29 John Davis Filter-bottom.
FR541011A (fr) * 1921-09-12 1922-07-21 Chabal & Cie H Dispositif de supports de surfaces filtrantes avec tuyaux en ciment armé pour le soufflage de l'air comprimé
US1891061A (en) 1931-06-27 1932-12-13 Friend Robert Owen Water treating device
US2267918A (en) * 1940-03-27 1941-12-30 Gen Motors Corp Porous article and method of making same
USRE23009E (en) * 1940-06-24 1948-06-29 Filtration apparatus
US3178026A (en) * 1961-12-22 1965-04-13 Christy Fire Brick Company Porous floor structure and sealing means therefor
FR2554009B1 (fr) * 1983-10-27 1988-12-09 Marseille Sa Eaux Dispositif de microtamisage des eaux filtrees de distribution publique
US4564450A (en) * 1984-11-14 1986-01-14 Dehydro Corporation Rigid filter elements, related apparatus and methods
US4783261A (en) * 1987-07-24 1988-11-08 Lingle E Arnold Rigid filter plate and method for producing same
US4882053A (en) 1988-03-24 1989-11-21 Ferri Joseph E Porous filter media support plate
US5154827A (en) * 1990-01-22 1992-10-13 Parker-Nannifin Corporation Laminated microporous fluorocarbon membrane and fluorocarbon filter cartridge using same
US5149427A (en) * 1991-04-03 1992-09-22 The F.B. Leopold Company, Inc. Cap for underdrains in gravity filters
US5232592A (en) 1991-04-03 1993-08-03 The F. B. Leopold Company, Inc. Cap for underdrains in gravity filters
RU2038217C1 (ru) 1992-12-07 1995-06-27 Лев Хатевич Певзнер Слоистый пористый материал

Also Published As

Publication number Publication date
JP4002611B2 (ja) 2007-11-07
JP2000508975A (ja) 2000-07-18
CA2252532A1 (en) 1997-11-06
KR20000065024A (ko) 2000-11-06
CA2252532C (en) 2002-08-13
WO1997040907A1 (en) 1997-11-06
CN1216479A (zh) 1999-05-12
BR9708820A (pt) 2000-01-04
EP0900114B1 (de) 2002-02-13
CN1079271C (zh) 2002-02-20
AU2808897A (en) 1997-11-19
EP0900114A1 (de) 1999-03-10
KR100348523B1 (ko) 2002-09-18
US20010032813A1 (en) 2001-10-25
US6261453B1 (en) 2001-07-17

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Legal Events

Date Code Title Description
8332 No legal effect for de