Abstract: A apparatus and system for filtering wastewater from a basin is disclosed, wherein the apparatus prevents backflow of waste water, provides easy access for cleaning and replacing strainers, and a viewing window. The apparatus also provides additional ports for draining the apparatus.

Abstract: In some arrangements, a separation device can receive a discharge from a sink or garbage disposal unit and separate the discharge into a fluid portion and a solids portion. The separation device can include an inlet for receiving the discharge and an outlet for passing the fluid portion to a waste line. The separation device can include a screen that collects the solids portion and that permits the fluid portion to pass through the screen.

Abstract: A filter assembly that includes a filter body defining a mouth, a filter element disposed in the filter body, and a seal disposed on the mouth. The seal has a seal body defining a center axis. The seal body has an axial surface perpendicular to the center axis and an outer annular surface revolved about the center axis. A portion of the outer annular surface defines at least one of an arcuate and a substantially frustoconical shape.

Abstract: A method of injecting fluid into an injection well comprises receiving, by an input device, an input, verifying an authorization to use a filter assembly in response to receiving the input, opening an actuator valve in response to the verifying, actuating a pump in fluid communication with the actuator valve in response to the verifying, receiving a fluid within a filter assembly in response to opening the actuator valve and actuating the pump, wherein the fluid comprises suspended solids, and separating at least a portion of the suspended solids in the fluid within the filter assembly. The pump may be disposed downstream of the filter assembly, and receiving fluid within the filter assembly may comprise drawing fluid into the filter assembly in response to actuating the pump.

Abstract: A method of manufacturing a cartridge (104; 204; 304; 404; 504; 604; 704; 804) for a fluid treatment system (101; 401), wherein the cartridge (104; 204; 304; 404; 504; 604; 704; 804) includes a housing defining at least one chamber for a fluid treatment medium, includes providing a cartridge housing part (212; 312; 512; 612; 712; 812) including at least one wall (217; 313; 517; 613; 713; 813) defining at least one opening (218; 318; 518; 618; 718; 818) closable by a filter element (219; 319; 519; 619; 719; 819). The filter element (219; 319; 519; 619; 719; 819) is provided.

Abstract: The present invention relates to a melt-joined filter element with improved testability after dry steaming or alternatively after sterilization by irradiation, to a method for producing the filter element according to the invention, and to the use of the filter element for filtering solutions.

Abstract: A device and mechanism for recommending a water filter in a beverage dispenser is described. A sensor senses qualities of unfiltered water. Another sensor senses qualities of a flavorant container, such as the flavorant contained within the container. Based on the quality of the unfiltered water and the particular flavored beverage desired, the device will recommend a water filter to optimize the flavor of the beverage.

Abstract: A field water purification system filter is described. The filter includes a water tight enclosure formed between two layers of a polymeric material, an inlet and an outlet are coupled to the water tight enclosure. A filter envelope including a quantity of filter media is inside the water tight enclosure. The water filter having a minimal thickness when not filled with water. The filter envelope is formed by a first set of bonded segments of the two layers of polymeric material. The filter can also include an outer channel having a first side formed by the water tight enclosure and a second side opposite from the first side. The second side can include a second set of bonded segments of the two layers of polymeric material interspersed with a set of nonbonded segments, the nonbonded segments defining openings in an intermittent barrier between the outer channel and the filter media.

Abstract: The wastewater treatment system includes a hollow, elongate, horizontally disposed, cylindrical body made from plastic is adapted for water storage and treatment. The cylindrical body includes reinforcement ribs formed by a helically wound steel band embedded in the plastic and extending between opposite open ends of the elongate cylindrical body. A voltage source selectively energizes the steel band. A pair of bulkhead members respectively extends across and covers opposite ends of the cylindrical body. A fluid-tight wall is mounted in the cylindrical body, the first bulkhead member, the fluid-tight wall and the cylindrical body forming a fluid-tight tank defining a liquid storage chamber. The second bulkhead member and the fluid-tight wall define a dry liquid treatment equipment chamber. An inlet pipe extends into the tank for admitting the pretreatment liquid into the tank. An outlet pipe extends from the tank and discharges the treated liquid from the tank.

Abstract: A filter for gravity-fed applications, having filter media with a hollow center, the filter being generally prone to a degradation or cessation in fluid flow due to air entrapment or air lock within the filter housing cavity, which develops during filtering. A diffuser element is introduced to pierce the entrapped air bubble, the diffuser element being an elongated structure connected to the filter housing top end cap and extending through the entrapped air bubble to the filter media.

Abstract: Static dissipaters for eliminating static electricity in fuel filter assemblies and fuel filter assemblies including static dissipaters are provided. The static dissipaters are in the form of a static dissipation sleeve that is disposed around the outside of a fuel pump within a fuel filter assembly. The static dissipation sleeve has one or more protrusion portions that protrude radially from the surface of the static dissipation sleeve and provide contacts for static dissipation of static electricity.

Abstract: A filter vial and piston are provided where the vial has a cylindrical wall with a closed bottom and open top and with the hollow, tubular piston therein. The piston has a distal end covered by a cup having a proximal cup seal extending outward to engage the walls of the vial to form a fluid tight seal with the vial during use. The distal end of the piston has a piston flange extending outwardly and located adjacent a recess in the piston so the cup forms a snap fit over the piston flange and extends into the recess. The piston flange causes the cup to bulge sufficiently outward to form a fluid tight seal with the vial during use. A filter is placed in the bottom of the cup and abuts an inwardly extending lip on the cup. The filter is held against the lip by a piston support at the distal end of the piston. A cup support at a distal end of the cup also helps support the filter.

Abstract: One aspect of the invention relates to a filter module comprising: —a filter element having at least one filter medium which separates a filtrate side and a retentate side of the filter element from one another, and having a filter medium holder to which the filter medium is attached and which has at least one holder intake channel and at least one holder discharge channel, —a first filter cartridge part having at least one first cartridge intake channel and at least one first cartridge discharge channel, —a second filter cartridge channel having at least one second cartridge intake channel and at least one second cartridge discharge channel, wherein the filter medium holder is arranged in an arrangement position between the first filter cartridge part and the second filter cartridge part in a fluid-tight manner, wherein the at least one holder intake channel has a fluid connection with the at least one first cartridge intake channel and the at least one second cartridge intake channel, in order to form a mod

Abstract: Disclosed herein are centrifuge-free self-contained systems for aseptically separating components of whole blood comprising at least one cassette for receiving whole blood; at least one red blood cell exclusion filter; at least one leukocyte reduction filters; at least one platelet exclusion filter; a plurality of product cassettes; and optionally a plurality of pumps and valves; and wherein the filters, pumps, valves, and cassettes are fluidly connected by tubing and the system does not include a centrifuge. Also disclosed are methods for obtaining blood components using the system.

Abstract: Apparatus for contacting body fluids with the bio-affinity material is disclosed. The apparatus includes a container having top and bottom lock covers that clip onto the container.

Abstract: This invention relates generally to a process and an apparatus therefor for recovering valuable or harmful water miscible liquids from mixtures such as slurries that contain such liquids and solid particles.

Abstract: Devices for the removal of cells or other particles from a biological fluid are disclosed. The devices include a removal medium housed within a chamber of a housing. The devices include inlet and outlet ports carried by the walls. One or both of the ports includes a flow path portion having a chamber-communicating portion that has a cross-section that is larger than the cross-section of an adjacent flow path portion.

Abstract: There is disclosed a pretreatment device for membrane separation including a honeycomb structure having porous partition walls with which a plurality of cells extending from one end surface to the other end surface are formed to become through channels of a fluid, and a storage container in which the honeycomb structure is stored and which has an inflow port and an outflow port of the fluid, and the partition walls include an adsorbent as a main component, a membrane-like adsorbent is disposed on the surfaces of the partition walls, or the partition walls include the adsorbent as the main component and the membrane-like adsorbent is disposed on the surfaces of the partition walls. The pretreatment device for membrane separation is disclosed in which impurities in the fluid to be treated which influence (adversely affect) a separation membrane are efficiently adsorbed, to enable suppression of deterioration of the separation membrane.

Abstract: A removable manifold for a medical/surgical waste collection system. The manifold is dimensioned to be mounted to a receiver integral with the system. The manifold includes a includes at least one fitting through which waste is drawn into the manifold. The fitting opens through an inlet port into a void space internal to the manifold. A backflow prevention valve is disposed in the manifold void space. The backflow prevention valve includes a static hub to which a driver for engaging a complementary valve internal to the receiver. The valve regulates flow between the receiver and the down line components of the waste collection system. The valve is normally closed. When the manifold is fitted to the receiver the driver engages the valve so as move the valve to the open position. This allows fluid flow from the manifold and receiver to the downstream components of the system.

Abstract: A filter module includes a filter element with a ring of media and an end cap at one end of the ring. The end cap includes an annular body with a sealing member located around a surface of the body circumscribing a central opening, wherein the sealing member has a repeating, undulating, non-planar geometry. The axial, distal end of the annular body also has an repeating, undulating non-planar geometry, matching the geometry of the sealing member, and can have one or more tabs projecting axially outward from the distal end, positioned at a point of maximum amplitude of the distal end, and which are received in cooperating slots formed in a socket of a diaphragm, to facilitate positioning and installing the element into the module. The socket includes an outer wall having a matching non-planar geometry which receives and seals against the sealing member on the end cap.

Abstract: Filter media, filter devices and methods of making filter media are disclosed. The filter media includes a coating on at least a portion of said outer surface. The coating may be polymeric composition having a molecular chain that includes segments of non-polar groups and segments of at least one of polar groups or segments of ionic groups.

Abstract: An oil filter interposed in an oil passage and configured to perform filtering of oil by causing the oil to pass through a passage hole of a filter body formed by etching, wherein an oil passing section is etched to a half of plate thickness of the filter body on one surface of the filter body, and a plurality of the passage holes are formed by etching in a region where the oil passing section is formed on the other surface of the filter body.

Abstract: A filter assembly for filtering a fluid. The filter assembly at least one filter in a housing, an inlet lid mounted over the filter housing and including an inlet for the inlet of fluid into the housing, and an outlet lid mounted over the filter housing and including an outlet for the outlet of fluid from the housing. The assembly also includes an inlet plunger adapted for sealing flow from the inlet when the inlet plunger is biased to a first sealing position, and an outlet plunger adapted for sealing flow to the outlet when the outlet plunger is biased to a first sealing position.

Abstract: A system capable of removing wastes from blood is provided. In one example, the system comprises a dialysate regeneration chamber comprising a dialysate regeneration fabric. The dialysate regeneration fabric comprises an ion exchanger, ion-selective activated fibers, and urease disposed between the ion exchanger and the activated carbon fibers.

Abstract: An apparatus for filtering species in a fluid includes a body having a first side and a second side, a first set of nano-fingers positioned on the body near the first side, a second set of nano-fingers positioned on the body closer to the second side than the first set of nano-fingers, wherein the nano-fingers in the second set of nano-fingers are arranged on the body at a relatively more densely than the nano-fingers in the first set of nano-fingers, and a cover positioned over the first set of nano-fingers and the second set of nano-fingers to form a channel with the body within which the first and second sets of nano-fingers are positioned.

Abstract: A filter device for a water purifier including a filter unit having a flange having an inlet, an outlet, an optional discharge port, opposite engaging protrusions, and opposite engaging recesses; a connecting member fitted into the flange so as to be connected with the inlet, the outlet, and optional discharge port and having inner communicating passages so as to be connected with respective connecting holes, a cap member fitted around the flange to cover the connecting member and having on an outer circumference connecting ports communicating with the respective connecting holes, the cap member having opposite engaging holes corresponding to the engaging protrusions and opposite engaging grooves corresponding to the engaging recesses, and a fixing member engaging on an inner end with the engaging recess through the engaging groove.

Abstract: The present inventive concept relates to devices and methods for pressure filtration utilizing spiral wound membranes, in which the volume between the filter membrane and the filter housing is partially or essentially completely filled with an impermeable material. The resulting device permits rapid filtration rates with improved pressure resistance and reduced contamination and microbial growth within the filtration device.

Abstract: A method of separating an aqueous portion from a heterogeneous sample containing said aqueous portion and a non-aqueous (lipid) portion, teaches passing a sample through glass wool, thus trapping the aqueous layer in the glass wool and eluting the lipid layer from the glass wool.

Abstract: A porous body consists essentially of a plurality of ceramic particles having an average size ranging from 8 to 100 nm. The ceramic particles are bonded to adjacent ceramic particles with a strength sufficient to render the porous body self-supporting. The porosity ranges from 30 to 70 vol. % and the average pore size ranges from 5 to 50 nm. The porous body may be manufactured by preparing a dispersion comprising the ceramic particles and a polymer matrix material in a solvent, removing the solvent by heating and/or evaporation, forming a preform of the dried material, and firing the preform to remove the polymer matrix material and bond the ceramic particles to each other. The porous body is useful as a filter element in a system adapted to remove nanoscale particles from a fluid stream.

Abstract: A filter assembly includes a disposable filter body and a central support for the disposable filter body. Openings are provided in upper and lower ends of the disposable filter body for receiving a respective end of the central support. The filter assembly also includes a disposable filter cartridge, housed within the disposable filter body, and housing a filter member for filtering particulate contaminates from a flow of fluid through the filter assembly. The filter member is hollow and the disposable filter cartridge also includes an impermeable wall that extends axially through the filter member. The central support is separable from the disposable filter body and removable from the openings to allow disposal and replacement of the filter body and the filter cartridge during servicing.

Abstract: This invention relates to a blood processing filter comprising a sheet-like filter element, an inlet-side flexible container and an outlet-side flexible container that sandwich the filter element and are sealed thereto, an inlet port provided in the inlet-side flexible container for accepting blood before being processed by the filter element, and an outlet port provided in the outlet-side flexible container for discharging blood after being processed by the filter element. The blood processing filter also includes a flow channel securing sheet arranged between the filter element and the outlet-side flexible container. A flow channel hole through which blood processed by the filter element passes is formed in the flow channel securing sheet. The outlet port is provided so as to be capable of communicating with the flow channel hole.

Abstract: The device for filtering water, includes a containment body inside which is placed at least a filter element and includes at least a prefiltration chamber, provided with at least an inlet for the water to be filtered, and at least a postfiltration chamber, provided with at least an outlet for the filtered water, the prefiltration chamber and the postfiltration chamber being in communication with the filter element, where the filter element is substantially sheet shaped and defines an open edge.

Abstract: A potable water distribution system for use in aircraft, as well as potable water systems of boats, recreational vehicles/caravans, residential homes, dental offices, laboratories, vending machines, and the like, provides for sanitizing of the system without opening filter and/or purification units and removing filtering and/or purifying cartridges from the filter and/or purification units during the sanitizing process.

Abstract: A well fluid test device includes a cell body having a first end port disposed on an upper end of the cell body, a second end port disposed on a lower end of the cell body, a first lateral port disposed on a side of the cell body, and a second lateral port disposed on a side of the cell body, and a filter medium disposed in the cell body, wherein the first and second lateral ports are disposed above the filter medium. A method of evaluating a fluid includes injecting a fluid into a well fluid test device, the well fluid test device having a filter medium, heating the fluid in the well fluid test device, establishing a pressure differential across the filter medium, establishing a filter cake on the filter medium, and maintaining at least one of a temperature and a pressure in the well fluid test device.

Abstract: Provided is a filtration module for separating plasma from blood comprising a feeder channel lid, a feeder channel defined by a feeder channel laminating layer having a thickness of less than 5 mil, a filter element in fluid communication with the feeder channel and having a pore size of less than 2 microns and low surface area, and a filtrate take-off port having a dead volume of less than 10 ?l. Also provided is a method for filtering a blood sample comprising supplying the blood sample to a feeder channel of a filtration module and drawing the blood sample over a filter element of the filtration module in a single pass to provide a retentate and a plasma filtrate.

Abstract: A coalescing filter element provides an integrated filter element with a three stage design with a hydrophobic or hydrophilic coalescing layer. A coalescing filter element comprises: a) At least one particulate filtration layer; b) A coalescing layer promoting coalescing of water particles, wherein the coalescing layer is downstream of the at least one particulate filtration layer relative to the flow of fluid through the element; c) An annular coalescing space downstream of the coalescing layer; d) A sump in a lower portion of the filter element in fluid communication with the annular coalescing space; and e) A hydrophobic layer downstream of the annular coalescing space, wherein fluid being cleaned by the element flows through the hydrophobic layer. The coalescing layer may be a hydrophobic or a hydrophilic coalescing layer. A filter assembly will include the coalescing filter element of the present invention.

Abstract: A V-shaped filter includes a pair of filter media panel elements having respective root ends and diverging therefrom to distal ends in a V-shape. A single unitarily molded fixture is provided, securing the pair of filter media panel elements in the V-shape.

Abstract: A system to permit separation of liquid and solid refuse in a single trash bin receptacle to facilitate the reliable sanitary disposal of such mixed items is provided. The overall system includes a trash receptacle device for deposit and separation of liquid and solid refuse including a reservoir for separated liquids as well as an easy-to-use and -operate liquid removal component, and a removable thermoplastic, flexible collection bag with appropriately located openings that allow for fluid transfer via gravitational forces and yet still retains suitable dimensional stability to collect and retain substantially all deposited solid refuse during further transport. Such a new system is particularly useful in retail settings wherein quick clean-up of patrons' refuse is necessary without the requirement for inefficient separation of liquid and solid items by hand. Such a viable, reliable and effective liquid/solid separation bag as well as the method of use thereof is encompassed herein.

Abstract: A blood processing filter including a flexible container (having an inlet and an outlet and a sheet-like filter member that is assembled in the flexible container) has a seal part that seals the flexible container and the filter member to form an effective filtration portion of the filter member and a partition part that seals the flexible container and the filter member to partition the effective filtration portion into a plurality of areas. The seal part and the partition part cooperate with the filter member to divide inside of the flexible container into three or more internal spaces including an inlet space that communicates with the inlet, and an outlet space that communicates with the outlet, and also form, as a blood channel, a channel that passes through each of three or more of the internal spaces and also passes multiple times through the filter member.

Abstract: A filter (18) is fastened by means of a releasable detent connection (20) in a fastening housing part (14). One detent component (32) is connected to the filter element (18) and one detent component (36) is connected to the fastening housing part (14). At least one detent means (32) of one of the detent components engages in a bayonet-like manner in a cut-out (38) in the other detent component (36). One switching component (60) of a switching device (58) is connected to the filter element (18) and one switching component (62) is connected to the fastening housing part (14). One of the switching components (60) includes at least one switching lug (76) extending radially to a rotational/plug-in axis (30) of the filter (10), and one of the switching components (62) includes a switching slot (78) for guiding the switching lug (76).

Abstract: A filter including a housing for receiving a filter medium and a filter medium received therein. In a lower region of the filter there is a discharge opening for discharging liquid from the filter. A spacer serves to form a collecting chamber for liquid and defines the liquid collecting chamber. The spacer is provided with webs which lead to an eye, and the eye has liquid channels.

Abstract: The invention relates to a blood filter, a system comprising a blood filter and the use of a blood filter or system for the removal of substances from whole blood or blood components. According to the invention, a blood, filter comprises an inlet (2), an outlet (3) and at least first fibres disposed between the inlet (2) and the outlet (3) for filtering a fluid being communicated between the inlet (2) and the outlet (3), wherein each of the first fibres comprises at least one groove extending in the longitudinal direction of the fibre.

Abstract: A pressure vessel adapted to hold a compatible filter cartridge encased in a polymeric film is provided. The pressure vessel comprises a pressure vessel outer wall and a pressure vessel inner wall. The pressure vessel inner wall comprises an inner circumference and one or more depressions extending from the inner circumference toward the pressure vessel outer wall, the one or more depressions creating one or more fluid passages between the polymeric film and the pressure vessel when the filter cartridge is installed in the pressure vessel. The one or more depressions comprise a first depression wall joining the pressure vessel inner wall at the inner circumference such that an angle a facing away from the depression between the first depression wall and a tangent of the inner circumference is greater than or equal to ninety degrees.

Abstract: The invention relates to a contact filter device for filtering untreated water (R) and delivering clean water (P), with a rectangular filter box (1) in which an admission duct (7) is arranged on a wall of the filter box (1), and in which a bundle of catalyst tubes (30) is provided between the admission duct (7) and a side of the filter box (1) lying opposite the admission duct (7). The width of the admission duct (7) is approximately equal to the width of the filter box (1), and the depth of the admission duct (7) is a fraction of the width of the filter box (1), and the admission duct (7) has, at its upper area, an admission stub (13) for the untreated water (R) and, at the bottom, is open towards the interior of the filter box (1).

Abstract: This invention relates to a blood processing filter including a band-shaped first seal part that seals an inlet-side flexible container of the blood processing filter and a filter element of the blood processing filter so as to surround an inlet port, and an annular second seal part that seals at least the inlet-side flexible container and an outlet-side flexible container and is formed surrounding the first seal part at a position that is closer to an outer edge than the first seal part. A valley part corresponding to the first seal part is provided on an outlet side of the filter element. An outlet opening that communicates with an inside of the outlet-side flexible container is formed in the outlet port. At least one portion of the outlet opening is arranged so as to overlap with the valley part.

Abstract: A filtration unit to selectively remove leukocytes from fluids containing platelets and systems including a filtration unit are provided. In one embodiment, a filtration unit is provided including an outer casing enclosing a porous element which includes a leukocyte-removal medium with a coating. The coating includes a polymer containing a main hydrophobic chain and a hydrophilic poly(ethylene oxide) side chain and having a mass average molar mass in the range of from about 1,000 g/mol to about 20,000 g/mol. The hydrophilic poly(ethylene oxide) side chain includes from 9 to 50 ethylene oxide units, and the mass percentage of the poly(ethylene oxide) side chain is less than about 50% of the mass average molar mass of the polymer.

Abstract: A water purification chamber is provided. In one embodiment, a system comprises a purification chamber comprising a selective adsorbent activated carbon fiber fabric including one or more selective functional groups that bind arsenic.

Abstract: A support structure (16) for a filter element, comprising at least one surface part (10), in which one or more fluid passage openings (12a-12e) with predetermined opening cross-sections are formed, is characterized in that the opening cross-section of at least one fluid passage opening (12a-12e) is at least partially elliptical-shaped.

Abstract: A water filter system includes a removable filter unit having a body portion including a proximal end and a distal end. The proximal end is adapted to be inserted into a filter head assembly. A laterally extending key member is disposed on the body portion and adapted to engage a key slot in the filter head assembly. An engagement protrusion extends from the proximal end. The engagement protrusion includes a first portion that has a first radius of curvature and a second portion opposing the first portion that includes a second radius of curvature that is larger than the first radius of curvature.

Abstract: Disclosed is a fuel filter (10) for fuel, in particular diesel fuel, of an internal combustion engine, in particular of a motor vehicle, and to a filter element of such a fuel filter. A housing (12) has at least one fuel inlet (26) for the fuel to be cleaned, at least one fuel outlet (18) for cleaned fuel, and at least one water outlet (30) for water which has been separated from the fuel. The filter element (36) is arranged in the housing (12), said filter element sealingly separating the fuel inlet (26) from the fuel outlet (18). The filter element (36) has a filter medium (38) which is designed as a hollow body and which can be permeated from the inside to the outside or from the outside to the inside in order to filter the fuel. The filter element (36) has a coalescing medium (58) designed as a hollow body for separating water contained in the fuel.