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Class 405/38 - Including subsurface moisture barrier


Subclass of Class 405 - Hydraulic and earth engineering
Definition: Method or apparatus wherein an artificial layer of water
No. of patents: 105
Last issue date: 04/10/2012


1      
NumberTitleIssue Date
8152997Stormwater control system and related method
A stormwater control system including conveyance, filtration and discharge systems. The conveyance system includes a set of conduits and connections providing a flow path through a compacted soil embankment from an upper inlet to a lower discharge area of an underly...
04/10/2012
8083436Methods and systems to maintain accessibility and integrity of equipment contained in underground housings
Disclosed herein are methods, devices and systems to maintain the accessibility and integrity of equipment contained in underground housings. The methods, devices and systems and methods of the present invention maintain the accessibility and integrity of equipment ...
12/27/2011
7988851Stormwater control system and related method
A stormwater control system including conveyance, filtration and discharge systems. The conveyance system includes a set of conduits and connections providing a flow path through a compacted soil embankment from an upper inlet to a lower discharge area of an underly...
08/02/2011
7780374Methods and systems to maintain accessibility and integrity of equipment contained in underground housings
Disclosed herein are methods, devices and systems to maintain the accessibility and integrity of equipment contained in underground housings. The methods, devices and systems and methods of the present invention maintain the accessibility and integrity of equipment ...
08/24/2010
7341401Subsurface drainage system and drain structure therefor
A subsurface drainage assembly for directing fluid drainage from a surface. The subsurface drainage assembly includes a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the adjacent drain ...
03/11/2008
7287932Ballasting system for on-site sewage treatment and disposal system
A ballasting system for an on-site sewage treatment and disposal system for areas having a ground water level above a minimum depth below grade. A perimeter barrier is arranged around a selected subterraneal volume within a ground area. The perimeter barrier has a c...
10/30/2007
7264418Modular slotted drain assembly
A modular slotted drain assembly having a slotted drainpipe, one or more base drain members positioned in communication with the slot of the drainpipe, and one or more reducer drain members stacked atop the base drain members. The reducer drain members have non-para...
09/04/2007
7237980System for infiltrating and irrigating water into soil
A soil infiltration irrigation system includes a plurality of water-permeable containers and a water-feeding pipeline communicating with each of the containers. The containers are provided with connectors for connecting to the water-feeding pipeline and are also pro...
07/03/2007
7207747Drainage system for sand bunker
Rain water is drained from a golf course sand bunker or like structure by a drainage system which comprises a conduit having a solid top and perforations in the sidewall. A conduit which is a chamber having an arch shape cross section is contained within a sand fill...
04/24/2007
7175362Synthetic covering systems for safety areas of airports
Systems, methods and apparatuses for airport safety areas, runways and taxiways is provided. Various attachment systems for installing a synthetic covering are described. The use of artificial turf as well as various embodiments for a suitable synthetic matting for ...
02/13/2007
7169295Supported biofilm apparatus and process
A membrane supported biofilm reactor uses modules having fine, hollow fibres, for example, made from dense wall Poly methylpentene (PMP) used in tows or formed into a fabric. In one module, one or more sheets of the fabric are potted into a module to enable oxygen c...
01/30/2007
7165913Trench drain filter assembly
An improved trench drain filter and modular system therefor for intercepting and treating run off water in a trench drain before discharge into a drainage system. The filter elements include a perforated pipe covered with one or more layers of geotextile material, w...
01/23/2007
7144609Artificial turf system
An artificial turf system which includes a support layer, a base layer, and an outer layer. The support layer comprises an area of selected size and composition. The base layer comprises at least one grid which consists of a plurality of interconnected cells. The ba...
12/05/2006
7144202Silt fence installation apparatus
A machine to install the lower edge of silt fence fabric in a seam in the soil includes a frame with a plow member attached. The frame can be mounted to the three point hitch of a tractor so that the machine can be raised, lowered, and tilted while being supported b...
12/05/2006
7132467Stabilization of polyolefins in permanent contact with chlorinated water
Polyolefin mouldings that have excellent stability on permanent contact with chlorinated water comprise, as stabilizer, at least a compound selected from the group consisting of i) an epoxidized fatty acid having 3 to 22 carbon atoms or an aklyl ester thereof having...
11/07/2006
7128497Horizontally draining artificial turf system
A horizontally draining artificial turf system comprises an impervious base at proper slope, an impermeable layer or drainage blanket over the base at a corresponding slope for guiding water horizontally, an artificial turf at top of the impermeable layer, and a per...
10/31/2006
7108454Subsurface drainage system and drain structure therefor
A subsurface drainage assembly for directing fluid drainage from a surface including a plurality of drain structure panels linked together in a manner that permits movement of one drain structure panel relative to the adjacent drain structure panel. The drain struct...
09/19/2006
7044684Plow blade with water passageway
A plow blade having a fluid passageway and points of fluid ejection is produced with basic manufacturing processes allowing for efficient production. The blade construction has a multiple component assembly for providing the ability to rebuild a blade and replacing ...
05/16/2006
7044689Silt fence installation apparatus
A machine to install the lower edge of silt fence fabric in a seam in the soil includes a frame with a plow member attached. The frame can be mounted to the three point hitch of a tractor so that the machine can be raised, lowered, and tilted while being supported b...
05/16/2006
7008137Cover for a drainage arrangement and a method of producing such an arrangement
The invention relates to a cover (1) for a drainage channel (2) to be installed in the ground to drain the surface of an area. The cover (1) comprises a substantially planar portion (3) which is constructed so as to cover an opening at th...
03/07/2006
6988852Drainage element for walls and septic tank systems
A drainage element is constructed of loose fill elements within a casing having a first part-circumferential portion of mesh construction and a second part-circumferential portion having a porosity to prevent the passage of water. The loose fill elements are dispose...
01/24/2006
6948886System and method for preventing bluff erosion
An improved system is provided for preventing erosion of a bluff or hillside having a face extending between a toe at a bottom thereof and a crest at a top surface thereof, a water saturated zone extending rearwardly from the face, and a failure shear plane. The blu...
09/27/2005
6922953Diamond post stabilizer
A device for stabilizing a plurality of spaced posts comprising an outer frame member; a plurality of bracket assemblies mounted to the outer frame member at a first set of spaced locations thereon to receive the posts; and a plurality of bracing members extending b...
08/02/2005
6877932Drainage system and method for artificial grass using spacing grid
A drainage system is provided for a synthetic grass turf assembly having a flexible and water permeable sheet backing for installation on a supporting soil substrate to provide a game playing surface. The draining system of the present invention prevents water from ...
04/12/2005
6857818Drainage element for walls and septic tank systems
A drainage element is constructed of loose fill elements within a container of mesh construction. The loose fill elements are disposed in unconnected relation to each other so as to be able to migrate within the container. The openings of the mesh container allow wa...
02/22/2005
6712552Geosynthetic material irrigation system
The present invention is an economical and easily installed irrigation system for agricultural products covering large areas. The invention comprises top and bottom layers of geosynthetic material having a non-cohesive, porous material between the layers. A water di...
03/30/2004
6691472Foundation wall protector
A foundation protector for a foundation wall prevents moisture being retained in the foundation wall and also provides drainage for surface water so that water does not rest against the surface of the foundation wall. The foundation protector has a smooth...
02/17/2004
6672016Wall and sub-floor water drain barrier panel for basement water-control systems
A sub-floor, perimeter, L-shaped water drainage panel for new construction basements having walls and supporting footings for receiving and draining water running down the walls and/or water entering at the wall/footing interface. The plastic drainage pan...
01/06/2004
6634144Home waterproofing system
A waterproof system for draining water away from a building located in ground having a surface above which a portion of the building extends. The building has a footer and at least one wall extending vertically from the footer. The system includes a first...
10/21/2003
6558080Methods and compact apparatus for covering landfill
An apparatus and method for covering landfill includes a deployer suspended below the bucket of a loader. A roll of film is disposed on the deployer and uncoiled to deploy a film covering on the landfill surface as the loader driven across the surface. Pe...
05/06/2003
6539681Spacer plate for a hollow floor and a hollow floor made therewith
A spacer plate for use in making a hollow floor has a plurality of truncated cone-shaped spacer elements extending from one side of the plate, and distributed in a row wise and column wise arrangement, for supporting the spacer plate from an underfloor, a...
04/01/2003
6467991Process and material for preventing contamination and erosion of golf course sand traps
A method for treating golf course sand traps to reduce contamination of the sand and to reduce erosion. The bottom of the trap, which is substantially devoid of playing sand is roughened. An initial amount of hydrophobic liquid polyurethane is applied to ...
10/22/2002
6431793Containment system for spills
A spill containment system for storage tanks, flow devices, and the like, and a containment system for spilled light non-aqueous phase liquid are provided. The spill containment system comprises a liner for receiving and containing liquid that spills, as ...
08/13/2002
6372310Combined and stabilized turf for an athletic field
The invention relates to a base layer for a combined synthetic and natural turf comprising a fabric of which at least a part of the weft and/or warp threads is manufactured from a biodegradable material and/or is wholly absent so that the fabric contains ...
04/16/2002
6309139Manhole with extension wings
A manhole for a storm sewage system comprising a structure having at least two outwardly extending substantially vertical flat panels projecting outwardly from the exterior surface a predetermined distance on opposite sides of the base portion of the manh...
10/30/2001
6287049Layered foundation for play surface
A layered foundation for a play surface includes an upper layer formed of wood mulch or another landscaping loose-fill material, a support layer composed of multiple fragments of a resilient material such as vulcanized rubber, and a landscaping fabric she...
09/11/2001
6242062Combined turf
The invention relates to a base layer for a combined synthetic and natural turf comprising a fabric of which at least a part of the weft and/or warp threads is manufactured from a biodegradable material and/or is wholly absent so that the fabric contains ...
06/05/2001
6238137Containment system for spills
A spill containment system for storage tanks, flow devices, and the like, and a containment system for spilled light non-aqueous phase liquid are provided. The spill containment system comprises a liner for receiving and containing liquid that spills, as ...
05/29/2001
6227763Waterway
A waterway and system of waterways are disclosed in which the waterway includes a sheet of material having an upper face which defines a central channel straddled by a pair of skirts, and a pair of spaced walls between the channel and skirts to define the...
05/08/2001
6221445Composite artificial turf structure with shock absorption and drainage
An artificial turf is disclosed which comprises an outer artificial grass layer having a generally uniform exterior playing surface. A deflection layer is disposed below the artificial grass layer. The deflection layer has a prescribed height to provide r...
04/24/2001
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