Matches 1 - 50 out of 272 1 2 3 4 5 6 >
Match Document Document Title
7614198 Method for providing existing building flat roof with drain restrictors  
A relatively flat roof of a structure is provided with a restricted flow roof drain assembly. The roof drain assembly includes a roof drain extending through an opening in the roof for receiving...
7611304 Catch basin curb inlet cover  
A catch basin curb inlet opening cover is a steel plate member which includes a main segment having at least one first opening whereby fluid may pass through said at least one first opening into...
7600644 Locking drain filter for floor drains with drain wells  
A locking drain filter for floor drains with drain wells is provided. An upper filter portion has external dimensions that allow the upper filter portion to be inserted into a drain line at the...
7597802 Drain filtration apparatus  
A drain filtration apparatus including a catch basin and a filter housing. The catch basin includes a conduit extending upward from a drain opening in the catch basin, the upper vertical edge of...
7591111 Inlet flow multiplier and roof drain utilizing same  
An inlet flow multiplier for a drain is provided. The multiplier includes a planar baffle having a mounting collar oriented perpendicular to the plane of the baffle. The collar has a pair of...
7588392 Removable grate  
A two-part grate assembly for a channeled drain trough. The grate assembly has a grate frame that receives a removable grate section. The grate frame has lugs with vertical projections extending...
7563364 Curb inlet filter  
A modular curb inlet filter apparatus having an internal axial tube member on which are disposed at least two disc spacers, which in turn support a cylindrical mesh frame member, which in turn...
7549820 Curb opening filter  
A curb opening filter apparatus is provided for removably attaching over a curbside opening for a storm drain. The filter apparatus has a frame which can be interconnected with similar frames to...
7540953 Integrated below-ground vault with a filtered catch basin  
The invention relates to an integrated belowground vault with filter catch basin, that allows the runoff water to enter into a belowground two-part vault passing through a commercially available...
7534355 Storm drain filter with variable flow capacity  
A filter for use in a storm water drain to prevent debris from reaching the outlet of the drain. The filter is adjustable to be sized for a range of flow capacities. The filter includes a main...
7531088 Drain trap with strainer and cup  
A drain trap assembly for separating sediment from wastewater released from kitchen, bath or washroom appliance such as a sink or tub including a conduit with a first upper inlet portion and second...
7524414 Apparatus for filtering out and collecting debris at a storm drain  
Apparatus for filtering out and collecting debris at a storm drain includes upper and lower assemblies, each including a frame member and a filter member. Water passing through or alongside the...
7519473 Device and method for estimating occurrence distribution of unascertained water and recording medium  
On the basis of rainfall amount data ( 24 ) representing a timeseries change in the amount of rainfall in a district as an estimation target and unascertained water amount data ( 23 ) representing...
7517452 Filter assembly  
A floor waste ( 10 ) including a filter basket ( 16 ) having a magnet ( 18 ). The magnet ( 18 ) attracts a movable valve member ( 27 ) upwardly from a seat ( 22 ) to allow liquid to pass through...
7497234 Storm water flow restriction method and apparatus  
A feature of the present invention is it is adaptable to any pre-existing storm catch basin system. Another feature of the present invention is that it permits empirical analysis and verification...
7494585 Large area catch basin filter  
The present invention relates to an apparatus for maximizing the blockage of fluid borne solid materials from passage through a catch basin into the downstream parts of a fluid flow channel, with...
7491338 Apparatus and method for blocking and controlling the release of solid materials into or through a fluid-flow channel  
The present invention relates to an apparatus and method, using the apparatus, for blocking the passage of solid materials into or through a channel while permitting the passage of fluid;...
7488414 Storm water filter for positioning within a storm water inlet  
An erosion control basin is a molded open topped receptacle that has support flanges that will support the basin on the interior of a storm drain grate frame. A filter is formed around an upright...
7479221 Catch basin filter absorber apparatus for water decontamination  
A storm water treatment device that is installed under the grate of new or existing catch basins, and more commonly referred to as an insert. The catch basin decontamination apparatus has a...
7455766 System for filtering stormwater-carried debris flowing through a gutter inlet into a catch basin  
A system for filtering debris carried by stormwater flowing through a gutter inlet into a catch basin utilizes a filter device configured to conform to and to substantially cover the gutter inlet...
7442296 Disposable sink drain strainer  
A disposable drain strainer is removably received within a drain opening having an adjacent drain rim substrate. The strainer has a strainer portion, a ring portion, and a seal release mechanism....
7438802 Run-off water filter for storm drains  
A storm drain filter assembly that filters incoming drainage water and can prevent sediment, debris, and other undesirable materials (such as oil) from entering a storm drain's inlet. The frame can...
7425261 Stormwater bioretention filtration system with overflow/bypass capability  
A stormwater treatment system including a substantially water impermeable treatment container for treating stormwater through a bioretention mechanism. The treatment container includes an...
7415802 Bi-functional roof drain having integrated vent  
A bi-functional roof drain includes a housing forming a drain manifold and a drain outlet to connect to a drainage system. A vent pipe penetrates the housing and extends through the manifold. The...
7407574 Rooftop drainage device  
A rooftop drainage device is provided for use in protecting rooftop drainpipes from clogging. An exemplary embodiment of the drainage device includes a filter comprising at least three sides,...
7404892 Storm water catch basin filter comprising an anti-microbial agent  
A combination filtration and anti-microbial catch basin filter disposed in a catch basin of a storm water system such that, in addition to removing particulate matter and other contaminants, the...
7396471 Sediment control drain and method of construction  
An erosion control basin is a molded open topped receptacle that has support flanges that will support the basin on the interior of a storm drain grate frame. A filter is formed around an upright...
7357861 Curb inlet filter  
A curb inlet filter for filtering out sediments and the like flowing into a curb inlet, includes a filter body, including a water permeable, substantially rigid, elongated frame having an upstream...
7309420 Sanitary, storm and catch basin trap with filter insert  
A temporary trap having baskets and optionally filters in the baskets used in conjunction with inlets for sewer systems to keep debris, oils or chemicals from being washed into the sewer during...
7300590 Method and apparatus for separating oil and debris from water run-off  
A drainage system for separating oil and debris from water run-off wherein a chamber in the path of flow of the run-off includes a downwardly inclined screen and a debris-collecting fence beneath...
7300573 Catch basin filter  
A catch basin filter having apertures and holding a silt barrier material may be securely attached to a drop inlet grate. The catch basin filter has apertures for preventing debris from entering...
7276156 Storm drain filter  
A storm drain filter is provided for filtering trash and debris from a stream of water passing through a storm drain. The storm drain filter comprises a panel having a multiplicity of openings...
7270747 Storm water drain system  
An in-line storm water drain system and a filter basket for a storm water drain system are provided in which the storm water drain system has a housing having an inlet and outlet thereinto and...
7258785 Apparatus for separating oil and debris from water run-off  
A method and apparatus for separating oil and debris from urban water run-off, the apparatus being made up of a chamber which is mounted in a storm drain system and has an inner basin with a tilted...
7246968 Storm sewer inlet grate system  
A storm sewer inlet grate is provided, which is temporary and removable, to keep trash and debris and eroded soil out of a storm sewer. There are two parts: a rectangular box made of steel re-bars...
7238279 Impulse-responsive rotary actuator for storm drain barrier not disabled by immersion  
A pivoted gate across an opening from a gutter into a collector basin. An actuator inside the basin is insensitive to slow flow rates, but includes a rotor with vanes that actuate an opening...
7234894 Storm drain basin gate system  
An automatically openable and closeable gate system that will find primary use with the street curb opening to a catch basin or vault of a storm drain system, and for other similar openings, the...
7179371 Securable curb inlet filter  
An apparatus for construction site erosion control for temporarily enclosing the curb inlet of a storm drainage system during construction of a road system in commercial and residential...
7160444 System for removing contaminants from storm water  
A system for treating storm water in situ within a storm water drainage system includes a process chamber and treatment material that is contained within the process chamber. Preferably, the...
7153417 Floating storm water drain basket  
A storm water filter system apparatus includes a housing having an inlet and an outlet and has a floating filter basket therein having an open end portion. A scoop formed on the front end of the...
7146295 Computerized design method and apparatus for drainage systems  
A drainage system design method and apparatus including a computer program that enables a computer user to design and obtain computer-generated stackings of drainage system structures such as...
7132045 Sanitary, storm and catch basin trap with filter insert  
A temporary trap having baskets and optionally filters in the baskets used in conjunction with curb inlets for sewer systems to keep debris from being washed into the sewer during construction of...
7128831 Pollutant containment system  
A pollutant containment system for containing the spillage of fuels or other hydrocarbons or the like comprises a first layer ( 14, 60 ), a containment vessel ( 16 ) for receiving liquid passing...
7122117 Self-cleaning composite deck drain  
A self-cleaning composite deck drain apparatus which includes a removable top part having a top grating surface for receiving waste liquid and a trap for catching particulate matter from the liquid...
7112274 Post-production drain inlet filter system  
A filtration system is provided which generally includes a filter assembly and a connector assembly coupled to the filter assembly and structured to position the filter assembly in a drain, for...
7108783 Drain inlet  
A drain inlet is disclosed for draining of liquid from an area in which it has collected. The inlet includes a body having a chamber therein for receiving the liquid from the area and an opening at...
7105086 Storm drain capture and containment device  
A storm drain system ( 10 ) contained in the ground ( 36 ) contains a standpipe ( 12 ) having a bottom section ( 18 ) having perforations ( 20 ) where a porous pavement ( 22 ) surrounds the top...
7094338 Method of making and using a filter in the form of a block of agglomerated copolymer fragments  
One of the exemplary filter systems described includes a bracket and a filter module that can be suspended from the bracket by a plurality of flexible supports. The bracket can support the filter...
7083721 Stormdrain curb-inlet multi-stage filtration-unit  
A hydraulic-permeation type environmental water-runoff filtration-system applicable to street curb-inlet type drainage-chambers, which generally cooperatively interconnect with street and...
7074326 Curb-and-grate inlet filter  
A curb-and-grate inlet filter is provided for temporarily covering, during nearby construction activities, the curb-and-grate inlet of a storm drainage system so as to filter from storm water...
Matches 1 - 50 out of 272 1 2 3 4 5 6 >