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| Number | Title | Issue Date |
| 7740761 | Screening Apparatus The present invention provides a vibratory screening apparatus (1) for use in removing solids from a liquid feed, and a basket (4) therefore. The apparatus comprises a static outer housing (2), and a floating basket vibratable by a vibrator devi... | 06/22/2010 |
| 7638050 | Rotatable water treatment device A rotatable water treatment device including a hollow shaft and multiple filtering units is provided. The hollow shaft has an axis hole, an external wall and a plurality of through holes defined through the external wall and communicating with the axis hole. The mul... | 12/29/2009 |
| 7381335 | Method and arrangement for continuous filtering of particles out of a liquid Method and arrangement for continuous filtering of particles out of a contaminated liquid by means of a number of separate filtering units (14) in order continuously to feed purified liquid to a consumer. Each filtering unit (14) comprises a rotatable,... | 06/03/2008 |
| 7360655 | Material handling system having a scoop wheel A material handling system is provided. The material handling system includes a tank defining a reservoir for receiving a solid material, and a wheel including a plurality of circumferentially spaced apart scoops for scooping solid material from the tank and subsequ... | 04/22/2008 |
| 7357259 | Material classifier having a scoop wheel A material classifier for classifying a liquid-solid mixture containing solid material to be separated is provided. The material classifier includes a tank defining a reservoir for receiving the liquid-solid mixture, and a scoop wheel including a plurality of circum... | 04/15/2008 |
| 7354515 | Fluid concentrator A concentrator is used for concentrating a fluid, particularly a plasma component out of blood, for treatment of a patient. The concentrator apparatus includes a main housing defining a centrifuge chamber, that also holds the filter. The concentrator allows viewing ... | 04/08/2008 |
| 7338601 | Membrane separation assemblies Assemblies for use in separation of a fluid feed. Assemblies typically include an elongated housing having a fluid feed stream inlet, a residual stream outlet and a permeate stream outlet. The housing contains at least one membrane separation element to form a membr... | 03/04/2008 |
| 7326335 | Apparatus for removing solids from water in canal There is disclosed an apparatus for removing solids from water in a canal during or immediately after a rainstorm. The apparatus includes a plurality of filters and a carrier. The filters filter the solids from the water while moving in and taking impact from the wa... | 02/05/2008 |
| 7311848 | Separation apparatus The present invention relates to a method of monitoring a liquid fluid mixture and a system carrying out the method. The invention also relates to the use of the system for monitoring liquid fluid mixtures. ... | 12/25/2007 |
| 7285212 | Method and apparatus for treatment of wastewater employing membrane bioreactors Methods and apparatus employing membrane filtration in biodegradation processes for treatment of wastewater are described. A bioreactor system is described having an equalization system, a membrane bioreactor system, and a controller. Aeration systems for a membrane... | 10/23/2007 |
| 7285180 | Perforated deck made out of a plurality of segments A cylindrical rotating thickening device including an axial core, a plurality of longitudinally extending spaced apart support ribs extending radially from the axial core, and a shell surrounding the support ribs and supported thereon. The shell includes a plurality... | 10/23/2007 |
| 7163620 | Retro filter bag Systems and methods to filter water. A filtration device for a floodable compartment having a water inlet and a water outlet can include a removable filter for being positioned at or near the water outlet of the compartment, a strainer having a first end and a secon... | 01/16/2007 |
| 7147774 | Sliding plate filter with segmented sealing ring A filtration apparatus for use in polymer processing includes a housing having an internal bore for directing polymer flow and a channel oriented transversely to the bore. A slide plate for supporting filters is movable through the channel and across the bore. An an... | 12/12/2006 |
| 7131538 | Material classifier having a scoop wheel A material classifier for classifying a liquid-solid mixture containing solid material to be separated. The material classifier includes a tank and an angularly mounted scoop wheel for scooping solid material which has settled on the bottom of the tank. ... | 11/07/2006 |
| 7125486 | Device for removing small solids from water in canal There is disclosed a device for removing small solids from water. The device includes an axle and a plurality of rotational filtering units installed on the axle. While rushed and hence rotated by water and small solids, the rotational filtering units filter the sma... | 10/24/2006 |
| 7105090 | Backflushing filter A filter has three filter elements, e.g., screens, for trapping particulate material while allowing passage of a fluid. The second sides of each of the first and second screens are connected to an intermediate passage, and the second side of the third screen, and th... | 09/12/2006 |
| 7055699 | Self-cleaning mechanical filter A self-cleaning mechanical filter comprises a mechanism for simultaneously cleaning the internal surface and the external surface of a filter element. The filter is provided with structure for performing suction scanning of solid materials accumulated on the interna... | 06/06/2006 |
| 6974560 | Electro-kinetic air transporter and conditioner device with enhanced anti-microorganism capability An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode ass... | 12/13/2005 |
| 6953556 | Air conditioner devices An air conditioner includes an ion generator that provides ions and safe amounts of ozone. The ion generator includes a high voltage generator that provides a voltage potential difference between first and second electrode arrays. At least one of the first and secon... | 10/11/2005 |
| 6911186 | Electro-kinetic air transporter and conditioner device with enhanced housing configuration and enhanced anti-microorganism capability An electro-kinetic air conditioner for removing particulates from the air creates an airflow using no moving parts. The airflow is subjected to UV radiation from a germicidal lamp within the device. The conditioner includes an ion generator that has an electrode ass... | 06/28/2005 |
| 6899811 | Immersed membrane apparatus An apparatus for filtering a liquid in a tank has a plurality of elements and a frame for holding the elements while they are immersed in the liquid. The elements have a plurality of hollow fibre membranes attached to and suspended between an upper header and a lowe... | 05/31/2005 |
| 6872305 | Membrane filtration system A method and apparatus for reducing volume of feed liquid required in a porous membrane filtration system having a number of porous membranes (6) submersed in a volume of feed liquid to be filtered is provided, the method comprising the step of providing fill... | 03/29/2005 |
| 6852231 | Spin-hemodialysis assembly and method Blood is purified by removing the whole blood from a patient and feeding the blood into a manifold in a centrifuge. A purifying chamber is formed in the centrifuge from a plurality of co-arcuately arranged modules. The blood is supplied from the manifold to each of ... | 02/08/2005 |
| 6843915 | Cleaning device for sieve discs A device for cleaning melt filters which are intended for filtering melts, particularly plastic material melts in extruders, and which include at least one moveable sieve disc with one or more exchangeable sieve inserts, wherein at least one sieve insert is moveable... | 01/18/2005 |
| 6827851 | Filter module The invention relates to a filter module (4) with a simplified design which allows for the manufacturing of a step filter, Each ply of filter medium is composed of a deep-bed filter material layer (1, 1a-d) and the packing is composed of drainin... | 12/07/2004 |
| 6596166 | Apparatus for cleaning a filter cloth in a filtering device Apparatus for cleaning a filter cloth in a filtering device with a rotatable drum having an inlet for the liquid to be filtered. The drum has in its circumferential surface openings through which the liquid to be filtered is conducted in a filtering direc... | 07/22/2003 |
| 6596164 | Rotary flat membrane separation apparatus The rotary flat membrane separation apparatus comprises: a plurality of hollow rotary shafts; a plurality of rotary flat membrane disks mounted on each of the plurality of hollow rotary shafts at regular intervals, the plurality of rotary flat membrane di... | 07/22/2003 |
| 6582598 | Wave filter for rotary filter Rotary filters, known within the polymer melt filtration industry, are improved by the provision of wave shaped filter support plates within the filter chambers of a rotatable disc of a filter. This rotatable disc filter has further a series of tabs, hold... | 06/24/2003 |
| 6564947 | Method of screening material utilizing a plurality of undulating screen assemblies A screening screen assembly for a vibratory screening machine including an apertured plate, and a subassembly of an undulating support screen and fine screening screen and finer screening screen bonded to each other by a fused plastic grid and bonded to t... | 05/20/2003 |
| 6558545 | System for cross-flow permeation by means of a membrane The invention encompasses a system for the cross flow filtration of fluid media using membranes. The system has in a first embodiment two shafts, only one of which is hollow, with each shaft running through an axis of its given disc. The disc of each shaf... | 05/06/2003 |
| 6508943 | Filtering device and a filtering method The present invention refers to a filtering device comprising at least one filtering membrane, at least one counter surface opposite to the filtering membrane, and at least one gap-shaped liquid space formed between the filtering membrane and the counter ... | 01/21/2003 |
| 6500331 | Machine for micro-filtering solid particles suspended in a liquid stream The invention relates to a machine for micro-filtering solid particles suspended in a liquid stream comprising: a couple of coaxial filtering discs each rotating round its own axis arranged horizontal and normal to direction of the flow to be treated and ... | 12/31/2002 |
| 6419842 | Method and installation for separating solids contents from a pulp For separating solids contents from a pulp, the pulp is concentrated in a filter device by intense movement up to a predetermined solid matter content. In the filter device, the dynamic pressure and Venturi effects are utilized to support the filtering pr... | 07/16/2002 |
| 6391199 | Filtration member for a horizontal disc filter A filter member for horizontal disc filters has a base plate having a peripheral edge and a hub connected to the base plate. The base plate has cavities extending in a radial direction of the base plate at a slant toward the hub, wherein the cavities are ... | 05/21/2002 |
| 6383397 | Method for separating magnetic particles mixed in fluid, separating system, and separator A method for separating magnetic particles dispersed in a fluid by magnetic attraction, characterized in that an object fluid in which magnetic particles are dispersed is passed through a magnetized rotary tube, magnetic particles are made to adhere by ma... | 05/07/2002 |
| 6368512 | Process for the filtration and drying of solid particles out of liquids In a housing (1), a hollow shaft (3) is located for rotation, driven by a motor (5). Rigidly attached to the shaft (3) is a pressure vessel (6). Fitted to the shaft (3) inside the vessel (6) is a filter comprising a number of tube-shaped filter elements (... | 04/09/2002 |
| 6309544 | Methods for making dynamic filter assemblies A method of making a dynamic swirl filter assembly comprises disposing a stack of filter elements within a rotatable wall, wherein the rotatable wall is substantially free of structure which extends substantially across a surface of the filter elements.... | 10/30/2001 |
| 6296764 | Apparatus for mixing and separating particulate matter from a fluid An apparatus for simultaneously processing a plural number of samples, each of the samples including a fluid containing particulate matter. The apparatus is useful in cytology to collect a uniform monolayer of cells from a biological fluid. Each of a plur... | 10/02/2001 |
| 6187184 | Traveling water screen having improved basket A basket for a traveling water screen which includes a top rail with a pair of spaced apart end members at opposite ends of the top rail which are joined to the top rail. A water screen extends between the end members and includes an upper edge portion su... | 02/13/2001 |
| 6177006 | Filtering device A filtering device includes a container having an inlet for introducing liquid to be treated, a screen provided in the container having an outlet for delivering out treated liquid, and flow creating means for creating, in said container, a flow of the liq... | 01/23/2001 |
