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| Number | Title | Issue Date |
| 7427356 | Fats, oil and grease interceptor The present invention comprises a gravity draining automatic FOG interceptor with solids removal capability used as a first stage in the treatment of gray water. A preferred embodiment comprises a multi compartment container, the compartments separated by baffles, h... | 09/23/2008 |
| 7416670 | Dual-cell mechanical flotation system with intermittent skimming It has been discovered that a mechanical flotation system (10) having only two cells (18, 20) can be nearly as efficient as one having more cells, yet provide an apparatus with a considerably smaller footprint, significantly reduced capital and operati... | 08/26/2008 |
| 7413090 | Liquid filter with directional fluid insert A filter assembly for removing particulate contaminants from a fluid, comprises a annular filter element having first and second ends, a filter housing containing the filter element and having first and second ends and a substantially cylindrical side wall defining ... | 08/19/2008 |
| 7341660 | Unitary three stage wastewater treatment system The invention is a three stage wastewater treatment system having a first tank, a second tank and a third tank, all in fluid communication and forming a unitary structure. The first and second tanks are nested, where the first tank is the innermost tank. The first t... | 03/11/2008 |
| 7232035 | Liquid filter with directional fluid insert A filter assembly for removing particulate contaminants from a fluid, comprises a annular filter element having first and second ends, a filter housing containing the filter element and having first and second ends and a substantially cylindrical side wall defining ... | 06/19/2007 |
| 7169303 | Sorbent reactor for extracorporeal blood treatment systems, peritoneal dialysis systems, and other body fluid treatment systems Systems and methods for extracorporeal processing of blood or other body fluid for the treatment of conditions, such as sepsis, autoimmune disease, or toxemia related to kidney failure, liver failure, or drug overdose are provided. In an extracorporeal treatment sys... | 01/30/2007 |
| 7101480 | Water treatment apparatus A water treatment apparatus in which the various components that constitute the apparatus (prefilters, osmotic membrane filters, pump, et cetera) are contained in an enclosure. The enclosure includes a body provided with compartments that accommodate the components ... | 09/05/2006 |
| 7065863 | Liquid splash preventing mechanism and component mounting apparatus The present invention has for its object to provide a mechanism for preventing a liquid from splashing from a liquid tank, and a component mounting apparatus with this liquid splashing prevention mechanism. The liquid splash prevention mechanism has a first seal mem... | 06/27/2006 |
| 6979399 | Sludge recovery apparatus and method A paint spray booth sludge recovery system, apparatus and method is provided for water washed paint spray booths. The spray booths are used with a tank or pit which can accommodate flotation for removal of spent paint. Preferably, the tank has a drop box section, a ... | 12/27/2005 |
| 6960295 | Water kettle, and particle catcher/filter assembly for said kettle A water kettle having a receptacle (1) with an inner space (2) for receiving water (3) therein and with a pouring spout (4) for pouring water from the inner space (2). The water kettle is further provided with a particle catcher ( | 11/01/2005 |
| 6955763 | Dual-cell mechanical flotation system It has been discovered that a mechanical flotation system having only two cells can be nearly as efficient as one having more cells, yet provide an apparatus with a considerably smaller footprint, significantly reduced capital and operating costs, as well as be resi... | 10/18/2005 |
| 6951615 | Grease removal system A grease removal system includes a solid interceptor fluidly coupled to a grease trap tank, which is fluidly coupled to a secondary tank. The secondary tank contains an enzyme solution which biodegrades the grease. The grease removal system may also include a solid ... | 10/04/2005 |
| 6849176 | Grease separator for kitchen sinks and other applications An oil/grease separator separates a lighter liquid from a mixture of the heavier liquid and a lighter liquid. A housing has an inner volume, an inlet to receive influent flow, an outlet to discharge the heavier liquid, which defines a static liquid level, and an out... | 02/01/2005 |
| 6787028 | Operating substance tank, especially for a portable handheld work apparatus The invention relates to an operating substance tank (1), especially for a portable handheld work apparatus (2) having a fill opening (3) and an outflow opening (4). The operating substance tank (1) is configured from a first housi... | 09/07/2004 |
| 6761822 | Dual filter with flow mixer and centrifugal separator A filter for filtering a fluid, such as lubricating oil for an engine, has a first element for trapping small particles and a second filter element for trapping sludge, the second filter element being stacked on the first filter element. A flow-deflecting element is... | 07/13/2004 |
| 6660160 | Apparatus for separation of solids from a liquid A separation apparatus, in particular intended for separation of amalgam from water, includes a pre-settling chamber, a distribution chamber and a fine settling zone. The fine settling zone includes a plate package, with a plurality of plates fixed with s... | 12/09/2003 |
| 6592754 | Apparatus and process for removing metallic particles from effluent liquid waste An apparatus for separating solid particles from the suction effluent of, for example, a dental office, preferably driven by a dental office vacuum pump, includes a surge tank for accommodating effluent overfill connected to a sedimentary deposit tank for... | 07/15/2003 |
| 6517719 | Oil and water separator A storage tank includes an oil and water separator in which the frontal area of the coalescers is increased relative to known arrangements of coalescers in oil and water separators. By arranging the coalescers such that the surface area of the coalescers ... | 02/11/2003 |
| 6500338 | Fuel filter and dryer A fuel filter/dryer having a casing, and the casing having an inlet and an outlet. At least a portion of the casing is filled with a desiccant through which the fuel flows. Also within the casing, is a particulate filter which removes harmful particles fr... | 12/31/2002 |
| 6438866 | Flow disrupter for dryers The present invention provides a flow disrupter within the flow path of a slurry comprising a desired particulate matter and a transport fluid so as to impart a force angularly disposed to an otherwise obtained direction of travel, thereby preventing the ... | 08/27/2002 |
| 6383383 | Combination cyclonic separator and multi-stage filter and pump A combination cyclonic separator, multi-stage filter and pump is disposed within a cylindrical housing disposed around a vertical axis. A fluid inlet in a bottom portion of the housing causes the water to circulate with greater flow on the outside of the ... | 05/07/2002 |
| 6360898 | Filtration device for a waste water treatment system A filter and housing for waste water treatment includes a housing having a plurality of coaxially mounted vertically extending sections adaptable to receive a filter cartridge therein. An upper section is provided with an outlet consisting of at least two... | 03/26/2002 |
| 6350379 | Dual filter with flow mixer A filter for filtering a fluid, such as lubricating oil for an engine, has a full flow filter element and a bypass filter element stacked on the full flow filter element. A flow-deflecting element is disposed between the full flow filter element and bypas... | 02/26/2002 |
| 6338795 | Purifying system A second purifying apparatus 2 for furthermore purifying working solution purified by a first purifying apparatus 1 is disposed downstream of the first purifying apparatus 1. A working-solution introducing pipe 42 which is capable of diffusing and dischar... | 01/15/2002 |
| 6337016 | Apparatus for removing noxious contaminants from drainage water The invention relates to an improvement in known apparatus for removing or separating certain contaminants and debris from drainage water. The known device has a tank defining a chamber with an inlet and a pair of vertically spaced outlets. A bulkhead wit... | 01/08/2002 |
| 6332983 | Chip treatment device A chip treatment device 100 includes a box-shaped housing 110, and an upper surface panel 112 of the housing is connected to a sloped portion 114. The interiors of the housing 110 is divided into upper and lower areas by a partition panel 130, and to the ... | 12/25/2001 |
| 6303025 | Water purification system with baffled flow A water purification system including a rectilinear housing having a plurality of vertical baffles spaced therein. The ends of each of the baffles are located a certain distance below the housing upper edge or above the housing floor to allow for the flow... | 10/16/2001 |
| 6261446 | Preloader system for separating sewage materials A system is described for improving separation of sewage containing wastewater, oleaginous materials and solids. The system includes a tank 10 having a first chamber 12 and a second chamber 14. In the first chamber oleaginous materials rise to an upper po... | 07/17/2001 |
| 6251269 | Modular filtration system having removable filter element A filtration system that is coupled to a fluid flow for creating a uniform horizontal fluid flow through the filtration system to remove impurities from the fluid flow. The filtration system includes a filter having an inlet region, an outlet region, and ... | 06/26/2001 |
| 6217777 | Flotation apparatus and process Flotation apparatus (1) for the purification of polluted water, comprising a flotation vessel (3) having an inlet means (23) for supplying polluted water to said vessel, an assembly (41) of spaced elements (43, 65) defining passages for the flow of water ... | 04/17/2001 |
| 6207061 | Method and device for filtering of hydrocarbon contaminated water by means of hydrocarbons A method for filtering hydrocarbon contaminated water for separation and recovery of the contaminants and recirculation of the water, wherein the water contaminated by hydrocarbons is, in a series of successive stages, caused to flow down through a cushio... | 03/27/2001 |
| 6193879 | Reject water drain line installation system and apparatus for under sink reverse osmosis filter system Reject waste water adapter coupling fitting, system and installation method for use with a household undercounter reverse osmosis (R/O) water filtration installation associated with an in-counter sink having a garbage disposer with its outlet connected by... | 02/27/2001 |
| 6190546 | Oil suction filter An oil suction filter having an enclosed housing with a base surface and an oil intake opening, a top surface with an oil discharge opening, and a filter usually in the form of a filter cloth in the housing between the intake opening and the outlet. In on... | 02/20/2001 |
| 6190545 | Drainwater treatment system for use in a horizontal passageway A drainwater treatment system positionable within a horizontal flow passage of a drainage system utilizes a partition which divides the flow passage into an upstream chamber and a downstream chamber. In addition, a mid-panel is supported within the upstre... | 02/20/2001 |
| 6189549 | Waste material skimming device A compact, self-contained skimming system for removing waste material from aqueous cleaning solutions used in parts washers. A single tank contains a sloped floor, two compartments separated by a baffle, and an opening between a bottom edge of the baffle ... | 02/20/2001 |
| 6149827 | Device for separating particles from a particle containing liquid and a method for cleaning such a device A clarifier for use in treating a liquid containing non-soluble particles in suspension in order to separate these particles from the liquid includes a tank, a liquid supply duct opening into the bottom portion of the tank and an injector for injecting a ... | 11/21/2000 |
| 6139739 | Composite filter element A combination filter element comprising a bundle of hollow microporous fibers housed within an extruded carbon block, wherein the carbon block is fabricated to balance particle retention capacity against absorption capacity to provide a composite filter w... | 10/31/2000 |
| 6132609 | Combination water filter tank A combination water filter tank, which includes a rectangular housing, three transverse partition boards disposed in the housing and defining a first sedimentation chamber, a second sedimentation chamber, a third sedimentation chamber and a fourth sedimen... | 10/17/2000 |
| 6099722 | Aerobic wastewater treatment system for small flows A self-contained wastewater treatment system is provided, comprising a vessel having a bottom, side walls and a lid defining a hollow interior for containing wastewater, the vessel being adapted for installation underground; an influent line; an effluent ... | 08/08/2000 |
| 6093320 | Tank cleaning system Tank cleaning system is formed by an upper deck having a spout potion and a deck portion, injectors and a separation chamber having a conical bottom wall and a top formed by a waste baffle. The injectors connect the deck portion with the separation chambe... | 07/25/2000 |
