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| Number | Title | Issue Date |
| 7360965 | Cleanout with drainage capabilities A cleanout with adjustable subsurface drainage capabilities which includes a first body and a second body. The first body has a first sidewall and a top access opening. The first sidewall has a plurality of circumferentially spaced and axially oriented first slots. ... | 04/22/2008 |
| 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 interior walls forming a plurality of chambers therein. The filter basket... | 09/18/2007 |
| 7229560 | Sack-based processes for recovering oil floating on water One or more water- and oil-porous containers or sacks are made of a pair of mesh sheets affixed together and stiffened around their perimeter. The sacks can be partially filled with a multitude of tubular bodies made of an oil-entrapping polymer, which have their lo... | 06/12/2007 |
| 7213274 | Assembly for mounting shower or bath insert, insert assembly, and method of mounting insert assembly An insert assembly for mounting in a shower or bath comprises a retaining ring comprising an engaging structure and an integral retaining flange, and having a retaining ring opening having an internal surface with retaining ring threads; a drain plug comprising a co... | 05/08/2007 |
| 7121228 | Animal waste disposing assembly An animal waste disposing assembly includes a base that has a top side, a bottom side and a peripheral edge extending between the top and bottom sides. The base has a threaded opening extending therethrough. A cylindrically shaped post is attached to and extends awa... | 10/17/2006 |
| 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 the bottom of the body for draining the liquid from the chamber. The... | 09/19/2006 |
| 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 system beneath the grate of a storm drain without the need for the fil... | 08/22/2006 |
| 7090773 | Coaxial full-flow and bypass oil filter An improved combination full flow bypass oil filter is presented where the output of the bypass filter is obtained by non-venturi means and the extremely clean bypass filter output is measurable at all engine oil pressures. The bypass filter output is not blended wi... | 08/15/2006 |
| 7052207 | 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 perforated drain pipe that is on the interior of the basin and which o... | 05/30/2006 |
| 7048878 | Process of forming oil-absorbent bodies A process for forming an oil-sorbent composition of matter with bound combinations of styrene-butadiene-styrene (SBS) and ethylene propylene diene monomer (EPDM) utilizes a low-temperature extrusion process. The SBS, or both materials, may be in the form of multitud... | 05/23/2006 |
| 7040838 | High capacity catch basin filtration system with adjustable deflector ring A catch basin filtration system having a filter body dimension to fit within a drain inlet forming a trough or reservoir obstructing at least a portion of the inlet. The filter body is supported by a filter body support dimensioned to cooperatively engage with the i... | 05/09/2006 |
| 7005060 | Upflow surface water runoff filtration system A surface water runoff filtration device comprises an intake which is adapted to receive storm water and other surface water runoff. The surface water runoff flows from the surface through the intake to a point below the filter media, and then up toward the surface ... | 02/28/2006 |
| 6976808 | Catch basin filtration system will disposable silt/contaminant collector A catch basin filtration system is disclosed. A filter body is dimensioned to fit within an drain inlet forming a trough obstructing at least a portion of the inlet. The filter body is supported by a filter body support dimensioned to cooperatively engage with the i... | 12/20/2005 |
| 6755966 | Waste assembly allowing adjustable fitment of a floor waste or appliance A floor or ground surface waste assembly for receiving floor or appliance generated waste including a waste body (1) defining a waste collecting receptacle (2). The waste body (1) includes an open mouth (3) for receiving waste products fr... | 06/29/2004 |
| 6521122 | Drainage basin filter A filter assembly (20) for a drainage basin (22) is disclosed. The filter assembly includes a filter (28), a liquid director (32) adapted to guide liquid into the filter. The filter assembly also includes an attachment assembly (30) fastened to the filter... | 02/18/2003 |
| 6209572 | Device for repairing drains A coupling system that can be placed into the existing drain and over the existing drain pipe to effect a repair without removal of an existing tub, shower or similar receptacle. The drain coupling system is self-sealing and can be locked into place from ... | 04/03/2001 |
| 6185758 | Device in draining gutters A device in draining gutters comprises a gutter member (11) adapted to be imbedded in a hole in a floor in relation to the surrounding floor, connectable to a conduit (6) for draining water, said member being adapted to receive water, and an arrangement f... | 02/13/2001 |
| 5989417 | Covering for a sewer manhole A cover for a sewage shaft comprising a shaft lid (1) including apertures (2) for the passage of sewage, a filtering element (3) spanning the region of the apertures (2) being arranged at the lower side of this lid, wherein the filtering element (3) proje... | 11/23/1999 |
| 5958226 | Storm drain filter with removable debris tray A storm drain filter is sized to cover the opening of a storm drain. It includes a top debris tray removably positioned within a bottom media tray. Each tray includes a peripheral trough surrounding a central overflow opening. The top tray is shorter in h... | 09/28/1999 |
| 5679246 | Spill containment system The containment system provides a simple but automatic closure device that requires minimum and low cost maintenance. Storm water can pass through the drains and does not require manual pumping like the prior art systems. Small mounts of contaminants will... | 10/21/1997 |
| 5632889 | Filter cartridge for separating liquid hydrocarbons from water Perlite particles, after being expanded and treated with a silicone have the ability to selectively absorb hydrocarbons while rejecting water on or in which the hydrocarbons may be present. A carefully designed cartridge having an apertured top and an ape... | 05/27/1997 |
| 5511904 | Storm water infiltration A funnel structure for filtering and discharging storm sewage into an aquifer from a bottom of a manhole. The funnel is adapted to receive unitized filters. These filters can be selected from known materials to most effectively remove known types of conta... | 04/30/1996 |
| 5458769 | Floor drain The floor drain comprises a drainage bowl (2) or outlet gutter with an upward facing inlet opening (4) and an outlet (5), comprises slots (9) or passageways having each a substantially vertical portion with a constant cross-section, and having each its en... | 10/17/1995 |
| 5408706 | Fitting assembly for vinyl lined pools A fitting assembly for use in swimming pools, spas, and the like with vinyl liners, comprises a fitting member which is mounted in an opening in the wall of the pool, either flush with the pool wall or with a flange extending over the interior of the pool... | 04/25/1995 |
| 5391295 | Spill containment system This new containment system consisting of multiple drains in a common manifold, provides a simple but automatic closure device that requires minimum and low cost maintenance. Storm water can pass through the drains and does not require manual pumping like... | 02/21/1995 |
| 5372715 | Siphonage floor drain and port protector A floor drain and method for its installation, such floor drain incorporating: (1) a flange clamp ring with multiple weep holes, drain tubes with siphonage drain lines, and a tongued and grooved boss, and; (2) a permeable port protector, installed over th... | 12/13/1994 |
| 5299836 | Floor waste fitting support A waste water fitting support assembly for merging seepage water with waste water which has passed through a waste water fitting, when mounted in a support member of the assembly, is disclosed. The assembly includes the support which has a body with a thr... | 04/05/1994 |
| 5197766 | Fluid-carrying tube coupling assembly with internal seal and drain arrangement A flammable fluid-carrying tube coupling assembly for use in a gas turbine engine includes a pair of fitting members each having an inner hub portion and an outer flange portion, a seal and drain arrangement defined within an annular interface region betw... | 03/30/1993 |
| 5195284 | Drywell cover and drywell A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least t... | 03/23/1993 |
| 5131196 | Drywell cover and drywell A drywell cover to cover a drywell and a drywell system employing the drywell and cover wherein the drywell cover comprises a base cover having a raised, central wall section such as a round cylinder and an open inner section and a plurality of at least t... | 07/21/1992 |
| 5086594 | Composite drywell, drywell system and method A composite drywell, a drywell system and method employing the composite drywell, which composite drywell comprises a cylindrical drywell having a removable top and bottom section, the drywell composed of a plurality of separate, edge-interlocked, arcuate... | 02/11/1992 |
| 5044822 | Open bottom pit seal A sealing system is provided for a prefabricated pit for servicing an aircraft that is formed with an open bottom and an inner cylindrical wall for surrounding a riser pipe therewithin. An annular rubber boot having annular inner and outer marginal edges ... | 09/03/1991 |
| 5037541 | Sanitary device for sewerage channel A sanitary device for a sewerage channel with an openable grating includes a bottom plate and four side walls which together define a space therebetween for accommodating several filtering plates for filtering dirt or the like contained in the rain water ... | 08/06/1991 |
| 4982533 | Drywell with plugs, drywell system and method for controlling the flow and direction of surface water An improved drywell system and method of controlling the flow and distribution of surface water employing a drywell, the drywell including a cylindrical drywell adapted to be positioned beneath the ground, which drywell has at least one large diameter por... | 01/08/1991 |
| 4961848 | Drain grate with primary and secondary weirs An improved roof drain cover useful in minimizing the changes of comparatively large amounts of water backing up around the drain can be constructed so as to include primary and secondary rims serving as weirs located on a flange which extends around a ce... | 10/09/1990 |
| 4952094 | Ground water drain The ground water drain comprises a frame and a grating inserted in the frame. The grating has a central bar and a plurality of crossbars arranged normal to the central bar. Holding portions are provided in the frame over its support for the grating. Proje... | 08/28/1990 |
| 4845914 | Double weep hole drain and method This invention relates to a floor drain and methods for its installation, more specifically to a floor or shower drain having two sets of weep holes and to a method for its installation. Conventional drains generally in use today have only one set of weep hole... | 07/11/1989 |
| 4739524 | Double weep hole drain and method This invention relates to a floor drain and methods for its installation, more specifically to a floor or shower drain having two sets of weep holes and to a method for its installation. Conventional drains generally in use today have only one set of weep hole... | 04/26/1988 |
| 4720209 | Drywell structure A drywell structure for receiving drain water from a ground surface and directing it to subterranean levels for leaching the water into the subterranean soil is provided with a water filtration and intake assembly which filters silt and other foreign matt... | 01/19/1988 |
| 4649674 | Drain hole seal with bottom bleeder A device for a drain, such as a manhole 10 for access to a sewer, is protected by a seal structure 34 having a bottom bleeding feature such as a bottom thru-bore 42. The seal structure 34 may have a flange 38 for sealingly engaging between a cover 22 and ... | 03/17/1987 |
