JP4724300B2 - 濾材システムの暗渠ブロック - Google Patents

濾材システムの暗渠ブロック Download PDF

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Publication number
JP4724300B2
JP4724300B2 JP2000589264A JP2000589264A JP4724300B2 JP 4724300 B2 JP4724300 B2 JP 4724300B2 JP 2000589264 A JP2000589264 A JP 2000589264A JP 2000589264 A JP2000589264 A JP 2000589264A JP 4724300 B2 JP4724300 B2 JP 4724300B2
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JP
Japan
Prior art keywords
wall
block
culvert
separation wall
inches
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 - Fee Related
Application number
JP2000589264A
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English (en)
Japanese (ja)
Other versions
JP2002532240A (ja
JP2002532240A5 (enExample
Inventor
ヤンシュ，スティーブ
ハンケル，ゲリー
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.)
Severn Trent Water Purification Inc
Original Assignee
Severn Trent Water Purification 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 Severn Trent Water Purification Inc filed Critical Severn Trent Water Purification Inc
Publication of JP2002532240A publication Critical patent/JP2002532240A/ja
Publication of JP2002532240A5 publication Critical patent/JP2002532240A5/ja
Application granted granted Critical
Publication of JP4724300B2 publication Critical patent/JP4724300B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • 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)
  • Sewage (AREA)
JP2000589264A 1998-12-22 1999-12-22 濾材システムの暗渠ブロック Expired - Fee Related JP4724300B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/219,292 US6143188A (en) 1998-12-22 1998-12-22 Underdrain block for filter media system
US09/219,292 1998-12-22
PCT/US1999/030786 WO2000037158A1 (en) 1998-12-22 1999-12-22 Underdrain block for filter media system

Publications (3)

Publication Number Publication Date
JP2002532240A JP2002532240A (ja) 2002-10-02
JP2002532240A5 JP2002532240A5 (enExample) 2007-02-01
JP4724300B2 true JP4724300B2 (ja) 2011-07-13

Family

ID=22818690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000589264A Expired - Fee Related JP4724300B2 (ja) 1998-12-22 1999-12-22 濾材システムの暗渠ブロック

Country Status (6)

Country Link
US (1) US6143188A (enExample)
JP (1) JP4724300B2 (enExample)
KR (1) KR100489364B1 (enExample)
AU (1) AU2383800A (enExample)
GB (1) GB2362334B (enExample)
WO (1) WO2000037158A1 (enExample)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6740237B1 (en) 1997-09-22 2004-05-25 Rg Delaware, Inc. Low profile extruded underdrain
US6569327B2 (en) 2001-01-23 2003-05-27 Rg Delaware, Inc. Apparatus for directing fluids through a filter system
US7141164B2 (en) * 2004-04-05 2006-11-28 Severn Trent Water Purification, Inc. Snap locking underdrain block
USD519601S1 (en) 2004-09-17 2006-04-25 Rg Delaware, Inc. Underdrain
KR100735149B1 (ko) 2006-05-30 2007-07-03 (주) 디아이엔바이로 여과지의 역세척수 균등분배시스템
EP2440305A4 (en) * 2009-06-12 2013-10-16 Sev Trent Water Purification Inc DRAIN DEVICE
US10112128B2 (en) 2010-01-18 2018-10-30 Xylem Water Solutions Zelienople Llc Apparatus for securing underdrain filter block
TWI533913B (zh) * 2010-01-18 2016-05-21 季利恩歐柏木質部水對策有限責任公司 固定暗渠濾磚之設備及方法
WO2012027743A2 (en) * 2010-08-27 2012-03-01 Itt Manufacturing Enterprises, Inc. Handle for underdrain
US9199186B2 (en) 2010-09-21 2015-12-01 Xylem Water Solutions Zelienople Llc Underdrain flume plate
CN104302375A (zh) * 2012-02-06 2015-01-21 塞莱默水处理齐利诺普尔有限公司 具有内部空气分配管道的双平行横向排水沟
US10022654B2 (en) 2012-12-17 2018-07-17 Xylem Water Solutions Zelienople Llc Gas-liquid distribution technique for water or wastewater filters using underdrains
CA2903977C (en) * 2013-03-05 2020-12-01 Xylem Water Solutions Zelienople Llc Underdrain and method for transferring forces and directing flow
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
CN109734182B (zh) * 2019-02-26 2021-11-02 中持水务股份有限公司 曝气生物滤池系统以及曝气生物过滤方法
CN112824329B (zh) * 2019-11-20 2022-05-17 南京大学 一种模块化滤池布水布气装置及其系统和应用方法
WO2024211425A1 (en) * 2023-04-04 2024-10-10 De Nora Water Technologies, LLC Media retention plate for a block underdrain system

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065391A (en) * 1975-09-08 1977-12-27 Sybron Corporation Fluid distributor
FR2619570B1 (fr) * 1987-08-20 1992-02-14 Charbonnages Ste Chimique Procede de fabrication d'une resine thermoplastique resistante au choc, comportant une etape de transfert des particules d'un latex de renforcement dans les monomeres de la matrice, par formation de complexes interpolymeres destabilisant le latex
US4923606A (en) * 1988-02-26 1990-05-08 Tetra Technologies Plastic-jacketed filter underdrain block
US5108627A (en) * 1991-02-01 1992-04-28 F.B. Leopold Company, Inc. Filter underdrain block
US5149427A (en) * 1991-04-03 1992-09-22 The F.B. Leopold Company, Inc. Cap for underdrains in gravity filters
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
US5160614A (en) * 1992-02-25 1992-11-03 The F.B. Leopold Company, Inc. Air duct block for air/water underdrain systems in gravity filters
US5328608A (en) * 1992-05-27 1994-07-12 The F.B. Leopold Co., Inc. Mutli-lateral filter underdrain block
US5489388A (en) * 1994-04-12 1996-02-06 The F. B. Leopold Co., Inc. Apparatus and method for improving gas backwash in lateral underdrains
TW458776B (en) * 1995-08-15 2001-10-11 Chugai Pharmaceutical Co Ltd Pharmaceutical composition for the treatment of anxiety neurosis
US5895570A (en) * 1996-02-09 1999-04-20 United States Filter Corporation Modular filtering system
US5976645A (en) * 1998-06-01 1999-11-02 Safturf International Limited Vertically draining, rubber-filled synthetic turf and method of manufacture

Also Published As

Publication number Publication date
GB2362334B (en) 2002-08-07
KR100489364B1 (ko) 2005-05-16
KR20010101314A (ko) 2001-11-14
JP2002532240A (ja) 2002-10-02
WO2000037158A1 (en) 2000-06-29
GB0117630D0 (en) 2001-09-12
WO2000037158A9 (en) 2001-05-10
US6143188A (en) 2000-11-07
AU2383800A (en) 2000-07-12
GB2362334A (en) 2001-11-21

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