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| Number | Title | Issue Date |
| 8048302 | Filtering apparatus with hinge belt An endless belt filtering system for separating solid particles from a flow of contaminated liquid to produce a generally clean liquid. The system having a continuous loop belt extending between a first end and a second end and being formed by a plurality of plates ... | 11/01/2011 |
| 7674376 | Centrifuge with integral depth filter A centrifuge includes a rotor with one or more drive jet openings for rotating the rotor to separate particulate matter from a fluid. A filter element is disposed inside the rotor, and the filter element includes depth filter medium for removing from the fluid stick... | 03/09/2010 |
| 7563369 | Device for receiving and separating chips and cooling liquid discharged from machine tools (drive) A device for receiving and separating chips and cooling liquid collecting on machine tools. The device may include a transport element that is guided along a filter drum at a radial distance from the latter on guide rails, and cooperating driver elements acting only... | 07/21/2009 |
| 7485226 | Device for receiving and separating chips and cooling liquid discharged from machine tools (sealing) A device for receiving and separating chips and coolant discharged from machine tools having a filter drum that has an internal bearing ring on each of its two ends, which each engage in an external bearing ring so that they rotate together. Spring elements, which r... | 02/03/2009 |
| 7404895 | Filter apparatus for separating particles from a liquid A filter apparatus for separating particles from a liquid having a tank with a feed inlet, a gravitational settling zone and a filtration zone arranged downstream of the settling zone. Inside the tank are two transversely spaced-apart endless chains with transversel... | 07/29/2008 |
| 7364652 | Screening apparatus Screening apparatus (101,901) for use at an overflow weir (301, 902) in a sewerage system. The apparatus comprises a continuous moving screen band (201, 902) and a band cleaning mechanism (608). A first portion (801) of the screen ... | 04/29/2008 |
| 7354514 | Method for isolating and drying microparticles (microspheres or microcapsules) initially dispersed or suspensed in liquid phase A process for separating and drying microparticles initially dispersed in a liquid phase, comprising the steps: placing a preparation comprising microparticles dispersed or suspended in a liquid phase in a filtration container plac... | 04/08/2008 |
| 7347933 | Self-cleaning intake screen A self-cleaning screen that automatically cleans both the inside and outside surfaces of the cylindrical screen using only the rotation of the cylindrical screen itself. This self-cleaning ability is accomplished by using a fixed brush on the exterior surface of the... | 03/25/2008 |
| 7303357 | Catch basin having selectable port position A catch basin configured to allow selective positioning of the outlet and inlet ports on the side walls of the catch basin's receptacle body. At least one of the receptacle side walls comprise a slide opening having opposing sides. A slide member has a pair of slide... | 12/04/2007 |
| 7282086 | Fluid filter cleaning apparatus A filter cleaning apparatus for cleaning a filter using cleaning fluid comprises a housing, a filter holder for holding the filter, wherein the filter holder is mountable in the housing, a rotating means for rotating the filter holder, wherein the filter holder hold... | 10/16/2007 |
| 7270754 | Apparatus and method for processing of animal manure wastewater According to the present invention, there is provided a wastewater processing apparatus and method comprising a rotating filter thickener (20) receiving and filtering a wastewater mixture and producing a first filtrate output and a first sludge output, a scre... | 09/18/2007 |
| 7208091 | Assembly for withdrawing and filtering partial volumes of process fluid A method for withdrawing and filtering a partial volume of a particle-containing process fluid enclosed in a container, a combination of a container enclosing a process fluid and an assembly for continuously withdrawing and filtering a partial volume of a process fl... | 04/24/2007 |
| 7188631 | Suction device on a textile machine, especially a water needling device The inner circumferential surface of a suction pipe must be periodically cleaned as well as the inner region of the suction slit and especially the webs between the suction holes of the suction pipe. The aim of the invention is to facilitate said cleaning process. T... | 03/13/2007 |
| 7160469 | System and method for efficient and low energy desalination of water Many areas in the world already suffer shortages of water, and others will suffer from it in the coming years. Therefore more efficient water sweetening is essential for our survival on this planet. The most commonly used water sweetening methods are: Reversed osmos... | 01/09/2007 |
| 7147200 | Fiber preforming process and coating for screen tooling therefor An improved screen tooling for a fiber preforming process, and a durable coating system for such tooling. The coating system comprises a surface layer of a porcelain enamel composition that is generally a borosilicate glass, and preferable contains quartz, borax, bo... | 12/12/2006 |
| 7137164 | Glass washing machine with broken glass removal system A glass sheet washing machine with a broken glass removal system includes a support, a liquid container or reservoir, a pump, a liquid applicator, and a liquid permeable member. The support supports a glass sheet being washed. The liquid reservoir is positioned belo... | 11/21/2006 |
| 7131165 | Upright vacuum cleaner with cyclonic airflow A vacuum cleaner includes a first housing defining a cyclonic airflow chamber and a second housing defining a main suction opening that is in communication with an inlet of the cyclonic chamber. A suction source has a suction airstream inlet in communication with an... | 11/07/2006 |
| 7115200 | Device for receiving and separating chips created by machine-tools and coolant (drive) The invention relates to a device for receiving and separating chips and cooling liquid collecting on machine tools, in which a transport element is guided along a filter drum at a radial distance from the latter on guide rails, and cooperating driver elements actin... | 10/03/2006 |
| 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 |
| 7074339 | Apparatus for separating solids from a liquid An improved apparatus and method is disclosed for separating solids from a liquid. The apparatus and method comprises a first separator for circulating the solids and the liquid to concentrate the solids within the liquid. The concentrated solids are discharged into... | 07/11/2006 |
| 7056441 | Apparatus and method for processing of animal manure wastewater According to the present invention, there is provided a wastewater processing apparatus and method comprising a rotating filter thickener (20) receiving and filtering a wastewater mixture and producing a first filtrate output and a first sludge output, a scre... | 06/06/2006 |
| 7051882 | Twin-wire belt press A twin-wire belt press is disclosed for dewatering a fiber suspension and forming a continuous web of the fiber suspension. The twin wire belt includes a plurality of upper and lower rolls, a perforated roll and endless upper and lower wire belts. Dewatering tables ... | 05/30/2006 |
| 7014764 | Device for receiving and separating chips created by machine-tools and coolant (sealant) A device for receiving and separating chips and coolant collecting on machine tools, having a filter drum (12) that has an internal bearing ring (13) on each of its two ends, which each engage in an external bearing ring (16) so that they rotate... | 03/21/2006 |
| 7014760 | Device for receiving and separating chips created by machine tools and coolant (overflow) A device is disclosed for receiving and separating chips and coolant collecting on machine tools, the coolant being returned for reuse and the chips being removed, having a receiving tank (1) to receive the chips and the coolant, a rising guide section (3 | 03/21/2006 |
| 7001507 | Retention and removal of debris and pollutants from surface water runoff A system to restrict and remove debris and pollutants from runoff water received from surrounding areas. A receptacle receives the runoff water, and a grate detains the heavier part of its solids burden. A first screen within the receptacle detains solids of lesser ... | 02/21/2006 |
| 6994738 | Snow filter A snow filter for an airplane cabin air supply system is provided with a coned inlet screen which allows some air to pass through and some snow to be retained. The coned configuration diverts much of the air and snow toward a downstream conical retaining and collect... | 02/07/2006 |
| 6936084 | Filter for the separation of contaminants from gas stream A filter for separating contaminants from a gas stream, including (a) a housing having a housing body and a housing head, the housing head having an inlet for the gas stream to be purified, an outlet and a first sealing surface, and (b) a filter element accommodated... | 08/30/2005 |
| 6926839 | Method and apparatus for removing particulate contaminants from commercial laundry waste water A filtration apparatus includes a filter element disposed at a 45 degree angle defining an upper chamber for solids and a lower chamber for liquid. A trough is disposed at the lower end of the filter element. The floor of the trough funnels toward a central drain an... | 08/09/2005 |
| 6913155 | Apparatus for trapping floating and non-floating particulate matter The present invention may include a separation tank with an outer chamber and an inner chamber positioned within the outer chamber. An inlet and an outlet may be in communication with the outer chamber. A first opening may provide access between the inner chamber an... | 07/05/2005 |
| 6908554 | Organic waste treatment method The present invention is a method of recycling animal waste into a useable soil nutrient. The method involves separating the solid and liquid fraction of an animal waste slurry and separately treating both fractions with effective amounts of activated naturally occu... | 06/21/2005 |
| 6890443 | Spin filter system A spin filter apparatus for cleaning an influent stream is provided and includes a housing having at least one inlet port for receiving the influent stream, at least one waste port for discharging waste and at least one output port for discharging a processed clean ... | 05/10/2005 |
| 6821419 | Diffusion cell with quick release clamp A diffusion cell to facilitate the automatic or manual removal of test aliquots of liquid from a receptor chamber of the diffusion cell so as to determine percantaneous absorption through a membrane of a substance from a donor chamber into a receptor chamber of the ... | 11/23/2004 |
| 6808626 | System for separating solids from a fluid stream A system for separating solids from a fluid stream. The system includes a first separator device mounted to a container. The container includes a settling compartment and baffle plate module, with the initial settling compartment receiving the fluid from the first s... | 10/26/2004 |
| 6773585 | Device for separating fluids The invention relates to a fluid separating device for separating fluids and solids from a composite liquid. Said separating device comprises a channel (12) which is arranged transversely upwards with a closed lower end and an outlet (19). Said channel... | 08/10/2004 |
| 6761820 | Paint-sludge filtration system featuring pool aeration using high-pressure discharge from filter vacuum producer A paint overspray particulate filtration system includes a collection tank, a floatation consolidation tank, and a vacuum filter assembly having a filter medium that traverses a pair of vacuum chambers. A positive displacement vacuum producer for the first vacuum ch... | 07/13/2004 |
| 6669845 | Cyclone separator A cyclone separator includes a housing generally symmetric about its central longitudinal axis and an inlet for introduction of a fluid containing dispersed substances. An outlet for the cleaned fluid includes a tube through the bottom wall of the housing... | 12/30/2003 |
| 6616840 | Rotary separator A device for separating one or more components from a fluid, such as gas, water, oil and so on, which device is provided with a closed drum-shaped first carrier which is rotatable driven on a shaft and has means for feeding respectively discharging the fl... | 09/09/2003 |
| 6599434 | Fine coal recovering process A process and system for recovering fine coal having a size at or below 400 mesh. The process and system includes a series of cyclone separators, a vibrating screen, a centrifuge and a flow path to clean, recover and dewater fine coal having a nominal siz... | 07/29/2003 |
| 6540914 | Cleanable filter with spinning screen A fluid filter which comprises a canister having an open end and a closed end, the canister sealing to an adapter body to prevent leakage between the canister and the adapter body, the adapter body having a plurality of fluid inlet ports extending through... | 04/01/2003 |
| 6478955 | Membrane magnetic separating apparatus Water to be treated is passed through a membrane (net), magnetic floc positioned in a portion below a level of the water to be treated is deposited to a surface of the membrane, and the surface of the membrane with the magnetic floc deposited is moved to ... | 11/12/2002 |
