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USD684597S1 - Granular filter media retainer - Google Patents

Granular filter media retainer Download PDF

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Publication number
USD684597S1
USD684597S1 US29/409,477 US201129409477F USD684597S US D684597 S1 USD684597 S1 US D684597S1 US 201129409477 F US201129409477 F US 201129409477F US D684597 S USD684597 S US D684597S
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US
United States
Prior art keywords
filter media
granular filter
media retainer
retainer
accordance
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.)
Active
Application number
US29/409,477
Inventor
Christopher J. Ball
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.)
Xylem Water Solutions Zelienople LLC
Original Assignee
Xylem Water Solutions Zelienople LLC
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 Xylem Water Solutions Zelienople LLC filed Critical Xylem Water Solutions Zelienople LLC
Priority to US29/409,477 priority Critical patent/USD684597S1/en
Assigned to ITT WATER & WASTEWATER LEOPOLD, INC. reassignment ITT WATER & WASTEWATER LEOPOLD, INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: BALL, CHRISTOPHER J.
Assigned to XYLEM WATER SOLUTIONS ZELIENOPLE, LLC reassignment XYLEM WATER SOLUTIONS ZELIENOPLE, LLC CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). Assignors: ITT WATER & WASTEWATER LEOPOLD, INC.
Priority to CA 146200 priority patent/CA146200S/en
Application granted granted Critical
Publication of USD684597S1 publication Critical patent/USD684597S1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Description

FIG. 1 is a front view of a granular filter media retainer in accordance with an embodiment of the present invention.
FIG. 2 is a rear view of the granular filter media retainer of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 3 is a right side view of the granular filter media retainer of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 4 is a left side view of the needle hub of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 5 is a top view of the granular filter media retainer of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 6 is a bottom view of the granular filter media retainer of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 7 is a front perspective view of the granular filter media retainer of FIG. 1 in accordance with an embodiment of the present invention.
FIG. 8 is a front perspective view of the granular filter media retainer of FIG. 1 engaged with an underdrain in accordance with an embodiment of the present invention.
FIG. 9 is a right side cross-sectional view of the granular filter media retainer of FIG. 1 taken along a longitudinal centerline in accordance with an embodiment of the present invention; and,
FIG. 10 is a detailed view of a portion of the cross-sectional view of the granular filter media retainer of FIG. 9 in accordance with an embodiment of the present invention.
The broken lines shown in FIG. 8 are provided for the purpose of showing environment only, and form no portion of the claimed design.

Claims (1)

    CLAIM
  1. The ornamental design for a granular filter media retainer, as shown and described.
US29/409,477 2011-12-23 2011-12-23 Granular filter media retainer Active USD684597S1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US29/409,477 USD684597S1 (en) 2011-12-23 2011-12-23 Granular filter media retainer
CA 146200 CA146200S (en) 2011-12-23 2012-06-21 Granular filter media retainer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29/409,477 USD684597S1 (en) 2011-12-23 2011-12-23 Granular filter media retainer

Publications (1)

Publication Number Publication Date
USD684597S1 true USD684597S1 (en) 2013-06-18

Family

ID=48578513

Family Applications (1)

Application Number Title Priority Date Filing Date
US29/409,477 Active USD684597S1 (en) 2011-12-23 2011-12-23 Granular filter media retainer

Country Status (2)

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US (1) USD684597S1 (en)
CA (1) CA146200S (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240335770A1 (en) * 2023-04-04 2024-10-10 De Nora Water Technologies, LLC Media retention plate for a block underdrain system

Citations (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1773417A (en) * 1927-10-29 1930-08-19 Donald D Whitacre Filter floor
US2874844A (en) * 1955-04-07 1959-02-24 Edwin F Wanner Filter beds and tile
US3456804A (en) * 1966-10-26 1969-07-22 M C G Corp Filter bottoms
US3613888A (en) 1970-04-13 1971-10-19 Contra Costa County Water Dist Filter-backwashing method
US3632978A (en) 1969-11-20 1972-01-04 Watlow Electric Mfg Co Electrical heater with temperature cutout
US3762559A (en) 1972-07-17 1973-10-02 Rostone Corp Filter bottom and molded module therefor
US3831761A (en) 1971-11-16 1974-08-27 Lorraine Laminage Cleaning system for a high speed filter
US3840117A (en) 1973-04-30 1974-10-08 Hydro Clear Corp Underdrain structure for waste effluent filter and method of using same
USRE28458E (en) 1967-04-25 1975-07-01 Apparatus and method of filtering solids from a liquid effluent
US3956134A (en) 1973-07-19 1976-05-11 Hi-Ran, Ltd. Underdrain for water filtration system
US4013021A (en) * 1974-01-24 1977-03-22 Rudolf Steinlein Plastics material pallet
US4065391A (en) 1975-09-08 1977-12-27 Sybron Corporation Fluid distributor
US4082664A (en) 1976-07-22 1978-04-04 Ecodyne Corporation Filter and method
US4191652A (en) 1977-12-22 1980-03-04 Envirotech Corporation Apparatus for filter backwashing
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
US4340478A (en) * 1981-08-18 1982-07-20 The Dehydro Corporation Filter media and filter apparatus
US4367142A (en) * 1981-03-19 1983-01-04 Twb-Pressteile Gmbh Grate for drainage ducts
US4478726A (en) 1982-10-26 1984-10-23 Blue Circle Projects (Proprietary) Limited Particulate filter backwash outlet
US4564450A (en) 1984-11-14 1986-01-14 Dehydro Corporation Rigid filter elements, related apparatus and methods
USRE32248E (en) * 1981-03-19 1986-09-16 Twb-Pressteile Gmbh Grate for drainage ducts
US4743382A (en) 1980-08-06 1988-05-10 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Method and apparatus for separating suspended solids from liquids
US4750999A (en) 1986-06-09 1988-06-14 Roberts Filter Manufacturing Company Filter employing barrier
USD299543S (en) * 1986-04-08 1989-01-24 National Diversified Sales, Inc. Modular drainage channel
US4933524A (en) 1988-06-17 1990-06-12 Envirotech Corporation Clarifier apparatus and methods with 3-D arrays
US4940359A (en) * 1989-02-17 1990-07-10 Aco Polymer Products, Inc. Chemical safety conduit or trench
USD312696S (en) * 1987-06-26 1990-12-04 Trevor Phillips Drainage channel
US5019259A (en) 1989-06-15 1991-05-28 Hambley John B Filter underdrain apparatus with partitioned distributor conduits
US5108627A (en) 1991-02-01 1992-04-28 F.B. Leopold Company, Inc. Filter underdrain block
US5116443A (en) 1988-06-17 1992-05-26 Envirotech Corporation Clarifier apparatus and methods with 3D arrays
US5130016A (en) * 1991-01-28 1992-07-14 Gavin Norman W Drain grate
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
US5269920A (en) 1991-04-03 1993-12-14 The F. B. Leopold Co., Inc. Cap system for underdrains in gravity filters
US5332497A (en) 1991-10-25 1994-07-26 Baker Hughes Incorporated Nozzleless underdrain for granular filtration system
US5489388A (en) 1994-04-12 1996-02-06 The F. B. Leopold Co., Inc. Apparatus and method for improving gas backwash in lateral underdrains
US5529436A (en) * 1994-05-11 1996-06-25 Tuf-Tite, Inc. Trench drain system
USD377389S (en) * 1994-02-25 1997-01-14 Trevor Phillips Channel drain and support bracket unit
US5618421A (en) * 1996-02-26 1997-04-08 Infilco Degremont Inc. Underdrain filter plate installations in automatic backwash filter systems
US5916104A (en) 1996-01-30 1999-06-29 Chantal Boissie Box, an insulating system, and a ground drainage system
US5976370A (en) 1997-07-07 1999-11-02 Westech Engineering, Inc. Underdrain structure for media filters
USD422061S (en) * 1998-10-29 2000-03-28 Nortec Geo-Ssytems Pte Ltd. Drainage panel
US6090284A (en) 1998-10-13 2000-07-18 Enviroquip, Inc. Underdrain unit for granular filtration system
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
US6387283B1 (en) 1997-11-10 2002-05-14 Polyproject Sweden Ab Descending bed, continuously regenerating type filter with an adjustable length wash chamber
US6569328B1 (en) 2000-11-02 2003-05-27 Gary D. Haggard Underdrain filtration system with stamped perforations
US20030118404A1 (en) * 2000-01-17 2003-06-26 Lee Alan Sian Ghee Structural modular interconnectable subsoil drainage cell
US20040000512A1 (en) * 2002-07-01 2004-01-01 United States Filter Corporation Filter having a media retaining plate
US6797166B1 (en) 1999-04-30 2004-09-28 Newtech Filter Systems, Inc. Underdrain apparatus
US20040238424A1 (en) * 2002-08-30 2004-12-02 Saint-Gobain Pipelines Plc Drainage assembly
US6830684B2 (en) 2002-07-10 2004-12-14 U.S. Filter Corporation Integrated liquid and gas distribution device for underdrain block laterals
US20050194302A1 (en) 2001-09-10 2005-09-08 Roberts R. L. Underdrain system
US20050232701A1 (en) * 2004-04-14 2005-10-20 Derek Humphries Drainage grate
USD519601S1 (en) * 2004-09-17 2006-04-25 Rg Delaware, Inc. Underdrain
US7063787B2 (en) 2001-06-06 2006-06-20 Usfilter Corporation Filter media retaining cap and hold down grid
US7090771B2 (en) 2002-06-18 2006-08-15 Infilco Degremont, Inc. Filtration system underdrain
USD528193S1 (en) * 2004-09-08 2006-09-12 Alan Sian Ghee Lee Drainage module
US20070175832A1 (en) 2006-01-27 2007-08-02 Roberts R L Method and apparatus for monitoring an underdrain of a filter system
US20070217866A1 (en) * 2006-03-14 2007-09-20 Larach Oscar Drainage cell modular raintank and water storage system
US7288193B2 (en) 2001-01-23 2007-10-30 Rg Delaware, Inc. Apparatus for directing fluids through a filter system
US20080073256A1 (en) 2004-06-04 2008-03-27 Fuji Clean Co., Ltd. Water treatment apparatus
US20080099411A1 (en) 2006-10-27 2008-05-01 Roberts R Lee System and method for uniformly distributing a fluid through a filter bed in a filter
US20080110817A1 (en) 2006-11-14 2008-05-15 Ngk Insulators, Ltd. Upward-flow manganese contact column
USD572358S1 (en) * 2006-02-13 2008-07-01 Relu Pty Limited Grate
US7410578B2 (en) 1999-04-30 2008-08-12 Newtech Filter Systems, Inc. Underdrain apparatus and method of manufacturing same
US20080216437A1 (en) * 2006-10-09 2008-09-11 Fieldturf Tarkett Inc. Tile for a synthetic grass system
US20090001011A1 (en) 2004-06-30 2009-01-01 Knipmeyer Elizabeth L Gravity flow filter
US7481930B2 (en) 2005-07-29 2009-01-27 Rg Delaware, Inc. Filter having a filter layer that forms a protective barrier to prevent clogging of a gravel-less underdrain and method of making the same
US7494592B2 (en) 2004-07-08 2009-02-24 Franklin David Deskins Process for combining solids thickening and dewatering in one vessel
US20090071909A1 (en) 2007-09-19 2009-03-19 Blue Water Technologies Inc. Washbox
US20090071914A1 (en) 2007-09-14 2009-03-19 Roberts R Lee Underdrain for a filter system for filtering water or wastewater and a method of washing the filter system
US7556236B2 (en) * 2007-08-21 2009-07-07 Robert Slappay Individual ice cube handling device
US20100078394A1 (en) 2008-09-30 2010-04-01 Wayne Bennett Filter units
US7820043B2 (en) 2006-04-10 2010-10-26 Rg Delaware Inc. Underdrain system
USD628267S1 (en) * 2009-03-03 2010-11-30 3M Innovative Properties Company Sintering tray
US20110073549A1 (en) * 2009-09-30 2011-03-31 Itt Water & Wastewater Leopold, Inc. Clog Resistant Media Retainer Assembly
US7922903B2 (en) 2006-10-27 2011-04-12 Rg Delaware, Inc. System and method for uniformly distributing a fluid through a filter bed in a filter
US8123436B2 (en) * 2009-08-21 2012-02-28 Oscar Larach Underground infiltration tank module
USD655804S1 (en) * 2011-06-27 2012-03-13 Diversitech Corporation Filter frame
USD655803S1 (en) * 2011-06-27 2012-03-13 Diversitech Corporation Filter frame
USD657859S1 (en) * 2011-06-27 2012-04-17 Diversitech Corporation Filter frame
USD657858S1 (en) * 2011-06-27 2012-04-17 Diversitech Corporation Filter frame
US8343343B2 (en) * 2009-06-12 2013-01-01 Severn Trent Water Purification, Inc. Underdrain apparatus

Patent Citations (97)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1773417A (en) * 1927-10-29 1930-08-19 Donald D Whitacre Filter floor
US2874844A (en) * 1955-04-07 1959-02-24 Edwin F Wanner Filter beds and tile
US3456804A (en) * 1966-10-26 1969-07-22 M C G Corp Filter bottoms
USRE28458E (en) 1967-04-25 1975-07-01 Apparatus and method of filtering solids from a liquid effluent
US3632978A (en) 1969-11-20 1972-01-04 Watlow Electric Mfg Co Electrical heater with temperature cutout
US3613888A (en) 1970-04-13 1971-10-19 Contra Costa County Water Dist Filter-backwashing method
US3831761A (en) 1971-11-16 1974-08-27 Lorraine Laminage Cleaning system for a high speed filter
US3762559A (en) 1972-07-17 1973-10-02 Rostone Corp Filter bottom and molded module therefor
US3840117A (en) 1973-04-30 1974-10-08 Hydro Clear Corp Underdrain structure for waste effluent filter and method of using same
US3956134A (en) 1973-07-19 1976-05-11 Hi-Ran, Ltd. Underdrain for water filtration system
US4013021A (en) * 1974-01-24 1977-03-22 Rudolf Steinlein Plastics material pallet
US4065391A (en) 1975-09-08 1977-12-27 Sybron Corporation Fluid distributor
US4082664A (en) 1976-07-22 1978-04-04 Ecodyne Corporation Filter and method
US4191652A (en) 1977-12-22 1980-03-04 Envirotech Corporation Apparatus for filter backwashing
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
US4743382A (en) 1980-08-06 1988-05-10 The State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of Oregon State University Method and apparatus for separating suspended solids from liquids
US4367142A (en) * 1981-03-19 1983-01-04 Twb-Pressteile Gmbh Grate for drainage ducts
USRE32248E (en) * 1981-03-19 1986-09-16 Twb-Pressteile Gmbh Grate for drainage ducts
US4340478A (en) * 1981-08-18 1982-07-20 The Dehydro Corporation Filter media and filter apparatus
US4478726A (en) 1982-10-26 1984-10-23 Blue Circle Projects (Proprietary) Limited Particulate filter backwash outlet
US4564450A (en) 1984-11-14 1986-01-14 Dehydro Corporation Rigid filter elements, related apparatus and methods
USD299543S (en) * 1986-04-08 1989-01-24 National Diversified Sales, Inc. Modular drainage channel
US4750999A (en) 1986-06-09 1988-06-14 Roberts Filter Manufacturing Company Filter employing barrier
USD312696S (en) * 1987-06-26 1990-12-04 Trevor Phillips Drainage channel
US4933524A (en) 1988-06-17 1990-06-12 Envirotech Corporation Clarifier apparatus and methods with 3-D arrays
US5116443A (en) 1988-06-17 1992-05-26 Envirotech Corporation Clarifier apparatus and methods with 3D arrays
US4940359A (en) * 1989-02-17 1990-07-10 Aco Polymer Products, Inc. Chemical safety conduit or trench
US5019259A (en) 1989-06-15 1991-05-28 Hambley John B Filter underdrain apparatus with partitioned distributor conduits
US5130016A (en) * 1991-01-28 1992-07-14 Gavin Norman W Drain grate
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
US5232592A (en) 1991-04-03 1993-08-03 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
US5865999A (en) 1991-10-25 1999-02-02 Baker Hughes Incorporated Nozzleless underdrain for granular filtration system
US5332497A (en) 1991-10-25 1994-07-26 Baker Hughes Incorporated Nozzleless underdrain for granular filtration system
USD377389S (en) * 1994-02-25 1997-01-14 Trevor Phillips Channel drain and support bracket unit
US5639384A (en) 1994-04-12 1997-06-17 The F.B. Leopold Company Apparatus and method for improving gas backwash in lateral underdrains
US5489388A (en) 1994-04-12 1996-02-06 The F. B. Leopold Co., Inc. Apparatus and method for improving gas backwash in lateral underdrains
US5529436A (en) * 1994-05-11 1996-06-25 Tuf-Tite, Inc. Trench drain system
US5916104A (en) 1996-01-30 1999-06-29 Chantal Boissie Box, an insulating system, and a ground drainage system
US5618421A (en) * 1996-02-26 1997-04-08 Infilco Degremont Inc. Underdrain filter plate installations in automatic backwash filter systems
US5976370A (en) 1997-07-07 1999-11-02 Westech Engineering, Inc. Underdrain structure for media filters
US6387283B1 (en) 1997-11-10 2002-05-14 Polyproject Sweden Ab Descending bed, continuously regenerating type filter with an adjustable length wash chamber
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
US6090284A (en) 1998-10-13 2000-07-18 Enviroquip, Inc. Underdrain unit for granular filtration system
USD422061S (en) * 1998-10-29 2000-03-28 Nortec Geo-Ssytems Pte Ltd. Drainage panel
US7138056B2 (en) 1999-04-30 2006-11-21 Hambley David M Filter underdrain system for backwash flow and method for measuring same
US7410578B2 (en) 1999-04-30 2008-08-12 Newtech Filter Systems, Inc. Underdrain apparatus and method of manufacturing same
US6797166B1 (en) 1999-04-30 2004-09-28 Newtech Filter Systems, Inc. Underdrain apparatus
US7326351B2 (en) 1999-04-30 2008-02-05 David Hambley Filter underdrain system for backwash flow and method for measuring same
US20030118404A1 (en) * 2000-01-17 2003-06-26 Lee Alan Sian Ghee Structural modular interconnectable subsoil drainage cell
US6569328B1 (en) 2000-11-02 2003-05-27 Gary D. Haggard Underdrain filtration system with stamped perforations
US7288193B2 (en) 2001-01-23 2007-10-30 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
US20050194302A1 (en) 2001-09-10 2005-09-08 Roberts R. L. Underdrain 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
US7192521B2 (en) 2002-07-01 2007-03-20 Siemens Water Technologies Corp. Filter having a media retaining plate
US20060086653A1 (en) * 2002-07-01 2006-04-27 Usfilter Corporation Filter having a media retaining plate
US20040000512A1 (en) * 2002-07-01 2004-01-01 United States Filter 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
US7033489B2 (en) * 2002-08-30 2006-04-25 Saint-Gobain Pipelines Plc Drainage assembly
US20040238424A1 (en) * 2002-08-30 2004-12-02 Saint-Gobain Pipelines Plc Drainage assembly
US7066685B2 (en) * 2004-04-14 2006-06-27 Aco Polymer Products, Inc. Drainage grate
US20050232701A1 (en) * 2004-04-14 2005-10-20 Derek Humphries Drainage grate
US20080073256A1 (en) 2004-06-04 2008-03-27 Fuji Clean Co., Ltd. Water treatment apparatus
US20090001011A1 (en) 2004-06-30 2009-01-01 Knipmeyer Elizabeth L Gravity flow filter
US7494592B2 (en) 2004-07-08 2009-02-24 Franklin David Deskins Process for combining solids thickening and dewatering in one vessel
USD528193S1 (en) * 2004-09-08 2006-09-12 Alan Sian Ghee Lee Drainage module
USD519601S1 (en) * 2004-09-17 2006-04-25 Rg Delaware, Inc. Underdrain
USD565148S1 (en) * 2004-09-17 2008-03-25 Rg Delaware, Inc. Underdrain
US7481930B2 (en) 2005-07-29 2009-01-27 Rg Delaware, Inc. Filter having a filter layer that forms a protective barrier to prevent clogging of a gravel-less underdrain and method of making the same
US20070175832A1 (en) 2006-01-27 2007-08-02 Roberts R L Method and apparatus for monitoring an underdrain of a filter system
US7754089B2 (en) 2006-01-27 2010-07-13 Rg Delaware, Inc. Method and apparatus for monitoring an underdrain of a filter system
USD572358S1 (en) * 2006-02-13 2008-07-01 Relu Pty Limited Grate
US20070217866A1 (en) * 2006-03-14 2007-09-20 Larach Oscar Drainage cell modular raintank and water storage system
US7820043B2 (en) 2006-04-10 2010-10-26 Rg Delaware Inc. Underdrain system
US8052870B2 (en) * 2006-04-10 2011-11-08 Rg Delaware, Inc. Underdrain system
US20080216437A1 (en) * 2006-10-09 2008-09-11 Fieldturf Tarkett Inc. Tile for a synthetic grass system
US7736506B2 (en) 2006-10-27 2010-06-15 Rg Delaware, Inc. System and method for uniformly distributing a fluid through a filter bed in a filter
US7922903B2 (en) 2006-10-27 2011-04-12 Rg Delaware, Inc. System and method for uniformly distributing a fluid through a filter bed in a filter
US20080099411A1 (en) 2006-10-27 2008-05-01 Roberts R Lee System and method for uniformly distributing a fluid through a filter bed in a filter
US20080110817A1 (en) 2006-11-14 2008-05-15 Ngk Insulators, Ltd. Upward-flow manganese contact column
US7556236B2 (en) * 2007-08-21 2009-07-07 Robert Slappay Individual ice cube handling device
US20090071914A1 (en) 2007-09-14 2009-03-19 Roberts R Lee Underdrain for a filter system for filtering water or wastewater and a method of washing the filter system
US20090071909A1 (en) 2007-09-19 2009-03-19 Blue Water Technologies Inc. Washbox
US7897040B2 (en) 2007-09-19 2011-03-01 Blue Water Technologies, Inc. Washbox
US20100078394A1 (en) 2008-09-30 2010-04-01 Wayne Bennett Filter units
USD628267S1 (en) * 2009-03-03 2010-11-30 3M Innovative Properties Company Sintering tray
US8343343B2 (en) * 2009-06-12 2013-01-01 Severn Trent Water Purification, Inc. Underdrain apparatus
US8123436B2 (en) * 2009-08-21 2012-02-28 Oscar Larach Underground infiltration tank module
US20110073549A1 (en) * 2009-09-30 2011-03-31 Itt Water & Wastewater Leopold, Inc. Clog Resistant Media Retainer Assembly
USD655803S1 (en) * 2011-06-27 2012-03-13 Diversitech Corporation Filter frame
USD657859S1 (en) * 2011-06-27 2012-04-17 Diversitech Corporation Filter frame
USD657858S1 (en) * 2011-06-27 2012-04-17 Diversitech Corporation Filter frame
USD655804S1 (en) * 2011-06-27 2012-03-13 Diversitech Corporation Filter frame

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240335770A1 (en) * 2023-04-04 2024-10-10 De Nora Water Technologies, LLC Media retention plate for a block underdrain system
US12246271B2 (en) * 2023-04-04 2025-03-11 De Nora Water Technologies, LLC Media retention plate for a block underdrain system

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