Abstract: The present invention relates generally to a swimming pool intake filter cover device that is primarily comprised of a generally L-shaped body further comprised of at least one 90-degree elbow, at least one vertical frame member, at least one horizontal frame member, and at least one screen. The body of the device can be placed on a ground surface near a pool and a portion of the body can be placed within the pool in front of the intake filter opening of the skimmer. The portion of the body in front of the filter opening is further comprised of a screen that covers the front and sides of the opening, to prevent debris from entering into the opening. In differing embodiments, the body may be weighted to prevent movement of the body.

Abstract: The subject disclosure provides a draper belt assembly for an agricultural harvester header that includes a draper belt and a zipper assembly along a length of the draper belt. The zipper assembly includes a first zipper track extending at a non-perpendicular angle from a fore end of a leading edge of the draper belt, a second zipper track complementary to the first zipper track extending at a second non-perpendicular angle from the fore end of a trailing edge of the draper belt, and a slider releasably connectable to the first zipper track and the second zipper track.

Abstract: A method for manufacturing a filter includes providing a computer-readable three-dimensional model of the filter, the three-dimensional model being configured to be converted into a plurality of slices that each define a cross-sectional layer of the filter, and successively forming each layer of the filter by additive manufacturing.

Abstract: A filter center tube includes a plurality of layers of solidified material including a first layer with a first undulating strip of solidified material extending in a first predetermined direction, and a second layer with a second undulating strip of solidified material extending in a second predetermined direction. The first layer is in contact with the second layer and the first predetermined direction is not parallel with the second predetermined direction, forming a plurality of pores therebetween.

Abstract: A tool (10) includes a base (12) made of contact and projection woven, metallic, compression screens (16, 18) secured to each other. A plurality of linear projections (30) extend away from the base (12). A shortest distance between adjacent linear projections (30) may be between about 20 ?m and about 20 mm. The tool (10) is forced upon an uncompressed galvanic pellicle (52) so that the projections (30) compress and bond connected areas (56) of the pellicle (52) to a conductive surface (54) to form an electrode (50).

Abstract: Embodiments of the present invention provide urinal screens for reduced splashing. The urinal screen includes an outer ring and a web portion. The web portion includes a plurality of web strings disposed in a mesh pattern such that a plurality of open areas are defined between the web strings. Portions of the web strings forming a first face of the web portion configured to receive urine in use are substantially rounded in profile.

Abstract: Provided are a cancer cell-trapping metal filter which has a high opening ratio, a cancer cell-trapping metal filter sheet, a cancer cell-trapping device using the cancer cell-trapping filter, and manufacturing methods therefor. According to a cancer cell-trapping metal filter 1, openings of connected through-holes 12 that are formed in a metal sheet 11 have a wave shape, and thus it is possible to extract a CTC from other components by utilizing a hole diameter on a short-side side of the openings, and it is possible to make the connected through-holes be closer to each other due to the wave shape while maintaining a CTC trapping ability. Accordingly, it is possible to further improve the opening ratio in the cancer cell-trapping metal filter 1.

Abstract: A urinal assembly having a frame and a plurality of posts or posts extending from the frame. The frame can include a plurality of openings. The openings can be defined by a plurality of sides and corners. The posts can extend from the corners and/or from the sides of the openings. In some embodiments, posts extend from a first face and a second face of the frame.

Abstract: A fluid outlet includes a top side with a plurality of grooves to channel moisture into a basin. A drain pipe port at the bottom of the basin channels moisture into the drain pipe. The outlet can be made from a single unitary polymer that can be cut to fit into any location.

Abstract: A method of making a filter or screen can include directed a high pressure cutting jet against a hard material at a plurality of positions to be cut that are separated by a portion of the material that is to remain uncut. Prior to moving from a first position to a second position, the abrasive can be replaced with a liquid or gaseous interference medium in such a way that reduces an energy density of the cutting jet from an energy density sufficient to remove or cut the material to an energy density insufficient to remove or cut the material. Once moved from the first position to the second position, the interference medium can be replaced with the abrasive in such a way that increases the energy density of the cutting jet from an energy density insufficient to remove the material to an energy density sufficient to remove the material.

Abstract: A collector net having a net section adjustably connected to a bracket section, wherein the bracket section is adapted to adjustably connect to a pool frame. The net section comprising a net member, a net frame attached to the net member, and a handle removably attached to the net frame and adjustably attached to the bracket section. The bracket section has a first bracket member telescopically inserted within a second bracket member, and a threaded nut adapted to hold the first and second bracket members in a desired position and length, wherein the second bracket member includes a pair of legs separated along a length thereof a distance such that the bracket section is adapted to be placed stably upon the pool frame, and a strap member adapted to wrap around the second bracket member and the pool frame to thereby secure the bracket section to the pool frame.

Abstract: A domestic appliance filter for use in a laundry treatment device includes a basic filter material with a hydrophobic coating for filtering out matter from a process water duct or a process air duct. The basic filter material includes a material which is resistant to temperatures of 160° C. or more and the hydrophobic coating on the basic filter material effects a surface energy of less than 35 mN/m.

Abstract: A water hydrant flushing device is disclosed. The device handles a flow of water from a water hydrant as it is being flushed, and allows the flushing to take place in a safer manner without destroying surrounding landscaping or other objects. The device comprises a chute that is open on both ends, and an opening on one end that is removably connected to a diffuser by means of a securing mechanism.

Abstract: A structure for an opening section closed by a net through which fluid flows. The opening section is provided in a vertical wall so as to rise to the vertical wall side from the corner formed between the vertical wall and a horizontal wall. A downward protruding rib is provided on the lower side of the opening section. The lower edge of the net is provided so as to be affixed to at least the rib.

Abstract: Nozzle device and nozzle for atomisation and/or filtration as well as methods for using the same. The present invention relates to a nozzle and nozzle device for atomisation, in particular a micro-machined reinforced nozzle plate, that may produce small liquid droplets in air (spray) or into a liquid (emulsion) with a narrow droplet size distribution and to make small air bubbles into a liquid (foam) and to methods of making the same. The invention is further related to a nozzle part for filtration as well as means and methods to facilitate atomisation and filtration.

Abstract: The present invention relates to a filter cloth for a belt filter, wherein the filter cloth has an air permeability of 100 l/(min*dm2) to 350 l/(min*dm2) and fibers of the filter cloth have a fiber thickness of 25 ?m to 35 ?m and contain from 50% by weight to 100% by weight of perfluoroalkoxylalkane (PFA). The filter cloth has 25 to 35 warp threads (3) and 15 to 25 weft threads (2) per 1 cm.

Abstract: An O-ring filter seal includes an annular sealing portion having a first thickness, a circular mesh filter, and an inner portion formed integrally with the annular sealing portion and disposed radially inwardly relative to the annular sealing portion. The inner portion is molded onto a peripheral edge of the circular mesh filter and has a second thickness that is less than the first thickness.

Abstract: According to an aspect of the present invention, there is provided a filter including: a belt shaped frame formed of a resin, an opening being provided inside the frame; a pair of link portions formed on the frame at both distal ends thereof to be engagable with each other; and a filtering member provided in the opening, wherein the frame is formed to have a flat plate shape or a curved shape that has a center angle equal to or less than 180 degrees in a state where the pair of link portions are not engaged, and wherein a plurality of grooves are formed on at least one surface of the frame at intervals along the longitudinal direction.

Abstract: Rake systems for cleaning water streams and new and novel components for such rake systems.

Abstract: The invention provides systems and methods for removing a target oil from an aqueous fluid stream using a capture medium. In embodiments, the capture medium can comprise an anchor substrate and a modifier technology supported on the anchor substrate, where the modifier technology complexes with the oil to form a removable complex.

Abstract: One embodiment includes a flush valve filter assembly. The flush valve filter includes a support structure configured to be placed in a conduit between a flush valve and a fluid inlet line. The support structure includes at least one locking finger extending in a first axial direction and at least two axially extending upper aprons extending in the first axial direction with a locking lip on each upper apron. The at least one locking finger is located between the at least two upper aprons. The flush valve filter assembly also includes a primary filter medium having sieve openings secured to the support structure by the at least one locking finger and locking lip such that at least some particulate in a fluid passing through the flush valve filter is retained by the primary filter medium.

Abstract: One embodiment provides a control valve filter device, including: a belt-like frame body curved into a ring shape so that its ends face each other, the frame body having an opening; a filter member provided in the opening of the frame body; an engagement claw extended from one of each of both corresponding lateral portions of the faced ends of the frame body; and a concave portion provided at the other of each of the both corresponding lateral portions of the faced ends of the frame body, so as to be engaged by the engagement claw, each concave portion being formed laterally of the opening of the frame body.

Abstract: An inorganic phase separation membrane and an application thereof in an oil-water separation relate to a field of a functional material technology, and more particularly to a super-hydrophilic and underwater super-oleophobic inorganic phase separation membrane with a micro-nano scale, a surface recombination, and mesh structure, wherein, a molecular sieve coating is formed on a porous substrate. The inorganic phase separation membrane can separate a variety of oils in several harsh water environments with a high efficiency, a low power loss, and a quick speed. The inorganic phase separation membrane can be used for a long time, and is easy to be reformed.

Abstract: A screen for intake of fluid. The screen includes parallel and spaced rods, filtration material, a fitting, and structural members. The rods may be distributed in a cylindrical configuration. The filtration material, in some embodiments spirally wrapped wire, is disposed around the rods to define an interior volume. The fitting is disposed at an end of the rods and adjacent to the filtration material. Each structural member, which in some embodiments are elongated bars, is interposed between adjacent rods. The structural members are welded to the adjacent rods, and the adjacent rods and the structural members are welded to the fitting to increase the effective weld area, the tensile strength of the connection, and potentially the overall strength of the screen. The screen may be used for a variety of fluids and installations, and is particularly suited to use in water wells.

Abstract: The invention relates to a screen frame adapted for use in a shaker to separate solids from a liquid/solid mixture and to which woven wire mesh is to be attached, comprising an outer perimeter and a plurality of plastics ribs extending between opposing regions of the perimeter, the plastics ribs together forming an upper face and a lower face, wherein the frame further comprises at least one metal rib extending between opposing regions of the perimeter and extending from the upper face to the lower face, and to a shaker comprising at least one such screen frame.

Abstract: A half-barrel intake screen is disclosed. The half-barrel intake screen comprises a frame including a first end, a second end, and a bottom coupled between the first end and the second end. Further, a contiguous screen segment couples between the first end and the second end of the frame. However, the screen segment couples to the frame independently of a concrete body having an outlet. In other words, the intake screen does not include a concrete body having an outlet.

Abstract: A miniature sieve apparatus is described and includes a first sieve, a separator and a second sieve from top to bottom. The first and second sieves are formed with at least one first mesh and a plurality of second meshes, respectively. The first and second meshes are misaligned with each other in a vertical direction of the first and second sieves. The miniature sieve apparatus is provided to separate or screen microparticles with different sizes, such as target cells, bio-medical particles, organic or inorganic microparticles. Additionally, the invention also provides a manufacturing method of the miniature sieve apparatus, and the same material is applied to manufacture the sieves and the separators. Thus, the problem caused by the residual thermal stress due to different material can be solved. Therefore, the cost of the miniature sieve apparatus can be lowered as the yield rate thereof is improved.

Abstract: The present invention concerns a method for draining soil such as dredger sludge using a filtration means, comprising the steps of: forming a support layer for supporting a quantity of soil, placing the filtration means on the support layer such that the periphery of the filtration means essentially connects to the support layer and forms a space between the filtration means and the support layer, filling the space between the filtration means and the support layer with soil, draining the soil under the influence of gravity, removing the filtration means from the at least partly drained soil and removing the at least partly drained soil from the support layer.

Abstract: Asymmetrically profiled wedge bar screen used for inertial separation of suspended particles, wherein the profile of the bars is a generalized trapezoid, tilted in the direction of the sweeping flow with a distinctly extended trailing edge at the aft face side of the cross section of the bar.

Abstract: A pressure diffuser washer comprising: an outer wall, an inner wall adjacent to the outer wall, the inner wall defining annular baffle chambers between the outer wall and the inner wall, wherein each of the annular baffle chambers is configured to connect to a source of a wash liquid, a reciprocating screen assembly adjacent to the inner wall, the reciprocating screen assembly defining a first annular chamber between the inner wall and the reciprocating screen assembly, an area in the inner wall defining a gap associated with each of the annular baffle chambers, wherein the wash liquid from an annular baffle chamber flows through the gap into the first annular chamber, and an annular baffle screen plate covering the gap, wherein the annular baffle screen plate defines openings sized to prevent rocks and other large particulate debris from entering the annular baffle chambers.

Abstract: A screen (10, 50) comprising at least an outer and an inner layer (12, 14) of generally rod-shaped screen members (16, 18), the screen members each extending in a parallel but laterally off-set arrangement.

Abstract: A cell collection device having an elongated member and a mesh disposed about the elongated member. The mesh has a low energy expanded state and a high energy compressed state. A sheath is disposed about a distal end of the elongated member and is slidable along the elongated member from a first position in which the sheath radially constrains the mesh to the high energy compressed state and a second position in which the sheath does not constrain the mesh.

Abstract: A chemical strainer includes a base member that includes a base member cavity, a plurality of base member dispensing apertures disposed on a top portion of the base member, and a mating neck. A method of chemical straining includes receiving production fluids in a plurality of base member dispensing apertures of a chemical strainer. One or more chemicals disposed within the chemical strainer are dispensed. Production fluids and the dispensed chemicals are mixed. The treated production fluids are produced.

Abstract: Apparatus for cooking foods such as pasta rice including a container which receives a liquid to be heated and a cooking strainer-basket partially submerged in the liquid for cooking within the container, the container and the basket configured to have cooperating selectively engaging support members for alternatively positioning of the basket in the liquid for cooking of the food and repositioning of the basket above the liquid to provide for straining of the food.

Abstract: A system for dewatering a stream of slurry has a first and a second separator. The first separator removes objects above a first size, to produce a stream of primary treated slurry. The second separator removes objects above a second size from the primary treated stream, the second size being smaller than the first size. Optionally, a third separator removes objects above a yet smaller third size from the stream of secondary treated slurry. The first separator has a plurality of sieve mat supports alternately connected to a main support frame section and a movable support frame section so that the flexible sieve mat can be agitated by the movable support frame section, a collector being provided for collecting the primary treated slurry passing through the flexible sieve mat. In an optional step, water contained in the separated solids is removed.

Abstract: A screen media element having at least one apertured section. The apertured section has a first surface intended to receive and carry material to be screened, a second surface opposite the first surface, apertures extending from the first surface to the second surface and a circumferential surface connecting the first and second surfaces. The apertured section is surrounded by an outer frame along the circumferential surface, characterized in that the apertured section is made from ceramic material and that the outer frame is made of elastomeric material. The invention further relates to a method for manufacturing such a screen media element, and a screen comprising such screen media elements.

Abstract: A device for the tangential filtration of liquids at high viscosities is taught. For a given channel length and width (relatively fixed by the cassette design), one can decrease the channel pressure drop by increasing the channel height or reducing the channel hydraulic resistance. One can increase the channel height by using a larger diameter fiber in the screen, by increasing the thickness of the molded border or nm on the overmolded screen or by using a thicker nonwoven as a spacer in a non-overmolded screen. Since the screen is embossed into the surface of the membrane: the effective channel height Is also affected by the hardness of the membrane -as well as the fibers In the screen.

Abstract: A device, method, and system for analyzing aggregate are described. An exemplary device may include a housing with one or more grading screens. Aggregate and liquid may be received by a port within the housing. The liquid and any suspended fines, after passing through the one or more grading screens and aggregate, may be received into an observation container for observing the clarity of the liquid.

Abstract: There is provided a screen frame adapted for use in a shaker to separate solids from liquid/solid mixture and to which woven wire mesh is to be attached, comprising a plurality of intersecting elongate members (12) defining a plurality of openings (10), or cells, wherein at least one protrusion (26) in the form of an elongate rib extends partway across each opening (10).

Abstract: A self contained one-way pressure relief valve for application to product packaging that does not require the addition of a sealing lubricant. Atop a base with an opening extending through the base is an adhesive-like material layer, and a dry strap of a silicone or other release film coated membrane, all of which are of gas impervious materials. The release film coated material layer covers the opening with the release film in contact with the adhesive-like material creating a surface attraction between the release film and the adhesive-like material. An intermediate layer of gas impervious material with an opening extending through such layer may be provided. A gas pervious filter material layer may be provided to block passage of fine particulates or liquid.

Abstract: A device for isolating a component of a multi-component composition. The device includes a housing, a chamber, and a withdrawal port. The chamber is rotatably mounted within the housing. The chamber includes a chamber base and a sidewall. The side wall extends from the chamber base. At least a portion of the sidewall is defined by a filter that permits passage of a first component of the multi-component composition out of the chamber through the filter and to the housing base. The filter restricts passage of a second component of the multi-component composition through the filter. The withdrawal port extends from a position proximate to the housing base to an exterior of the device. The withdrawal port permits the withdrawal of the first component from the housing base to an exterior of the device.

Abstract: An apparatus to convey and seal a material recovery and separation container (MRSC) that is water and air permeable for in-place material recovery and separation of a primary product of clean water and clean air and a secondary product of floating contaminants such as an oil spill or other pollution from a composite mixture of products at the surface of water or at depths (oil plume). The apparatus has a horizontal platform base for support and to provide a lay-down area, provide an operator support area, and provide a structure for connecting to a local containment boom and standoff. One embodiment is a hook and rail conveying system brings the MRSC to the composite mixture, through the composite mixture for collection, to a container closing area and to a lay-down area. The MRSC is closed after filling.

Abstract: The present invention describes an apparatus (1) for the sieving and fluid separation of a material containing fractions of a solid and fluid, the material being placed on an upper side of at least one sieving element (13), and the apparatus (1) being provided with at least one fluid-flow-generating device (5) for the production of a fluid flow through a portion of the material-carrying sieving element (13). The invention also describes a method of using the apparatus (1).

Abstract: Technologies are generally described for composite membranes which may include a porous graphene layer in contact with a porous support substrate. In various examples, a surface of the porous support substrate may include at least one of: a thermo-formed polymer characterized by a glass transition temperature, a woven fibrous membrane, and/or a nonwoven fibrous membrane. Examples of the composite membranes permit the use of highly porous woven or nonwoven fibrous support membranes instead of intermediate porous membrane supports. In several examples, the composite membranes may include porous graphene layers directly laminated onto the fibrous membranes via the thermo-formed polymers. The described composite membranes may be useful for separations, for example, of gases, liquids and solutions.

Abstract: A bone collection system includes a plunger, a tube, and a manifold. The plunger has a bore therethrough, an insertion portion, and an inlet that accepts material being harvested from a patient. The insertion portion includes a filter to prevent passage of bone fragments. The tube accepts the insertion portion, defining a first and a second chamber of the tube. The filter separates the first and second chambers of the tube. The manifold is accepted by the tube, and has an outlet accepted by a suction source. The inlet of the plunger is in fluid communication with the first chamber, the first and second chambers are in fluid communication through the filter, and the second chamber is in fluid communication with the outlet. Material being harvested is drawn through the bone collection system, and bone fragments of the desired size collected in the first chamber.

Abstract: The present invention relates to a screen cylinder that is particularly suitable for screening, filtering, fractionating, or sorting cellulose pulp suspensions of the pulp and paper making industry, or other similar suspensions. The present invention relates more particularly to a screen cylinder formed from a plurality of screen wires leaving screening slots therebetween, and circular support elements. The support elements include openings/grooves for installation of the screen wires therein, so that at least one of the support rings is thermally deformed and clamps the screen wires in the openings/grooves of the rings.

Abstract: A water-conducting household appliance, in particular a dishwasher, includes a hydraulic circuit for circulation of a wash fluid, and a filter facility which includes a filter element having an inner wall and at least one filter opening for passage of the wash fluid. The filter opening is bounded by the inner wall running around the filter opening. The inner wall has an upstream wall segment and a downstream wall segment, with a gradation being formed at least in a segment between an upstream and downstream wall segment of the inner wall of the filter opening. Additionally or independently hereof, the downstream wall segment has a cross section that increases in a flow direction of the wash fluid.

Abstract: A system for dewatering a stream of slurry has a first and a second separator. The first separator removes objects above a first size, to produce a stream of primary treated slurry. The second separator removes objects above a second size from the primary treated stream, the second size being smaller than the first size. Optionally, a third separator removes objects above a yet smaller third size from the stream of secondary treated slurry. The first separator has a plurality of sieve mat supports alternately connected to a main support frame section and a movable support frame section so that the flexible sieve mat can be agitated by the movable support frame section, a collector being provided for collecting the primary treated slurry passing through the flexible sieve mat. In an optional step, water contained in the separated solids is removed.

Abstract: A screen assembly (32) for use in a vibratory screening machine (1) includes first and second screen units (34, 36) spaced apart by a support frame (38) interposed between the screen units. The first and second screen units (34, 36) each comprise a screen panel (46, 48) including screening material. The screen panel (46) of the first screen unit (34) is disposed, in use, across a top side of the support frame (38) and the screen panel of the second screen unit (36) is disposed, in use across an underside of the support frame (38). The support frame (38) and second screen unit (36) define at least one channel (50) formed and arranged so that solids collected by the second screen unit may be transported off an end of the screen unit by the vibratory action of a vibratory screening machine. Modular screen assemblies are described. Methods of using the screen assemblies are also described.

Abstract: A strainer wall structure includes curved sections, a method of manufacturing the same, and a filtering method using the strainer wall structure to provide a substantially larger effective filtering area in the same length and width, substantially reducing foreign substances covering a suction surface and flow resistance of the foreign substances, and reducing pressure drop at a cooling water pass corresponding thereto. The strainer wall structure includes an inlet side through which cooling water is introduced and an outlet side through which the filtered cooling water is discharged, includes a body having openings in directions of the inlet side and the outlet side, and a first filter plate inserted into the body and including curved sections formed by alternately bending a first punched plate having filtering holes in opposite directions and at a predetermined interval.