Class / Patent application number | Description | Number of patent applications / Date published |
210323200 | Tubular | 39 |
20080308485 | Self-adjusting minimum load filter cartridge and bypass valve - A combination full flow media and bypass media filter cartridge for filtering fluid in an internal combustion engine. The apparatus includes a venturi filter having a full flow media attached to and extending between a first endplate and a second endplate. The second endplate includes an orifice. The apparatus further includes a stack of disks extending between a compression end and a venturi end. The stack of disks has a flow path defined by a plurality of openings wherein each disk includes at least one opening. The flow path extends between the compression end and the venturi end. The venturi end is substantially adjacent the second endplate of the venturi filter. The apparatus further comprises means connected to the venturi filter for maintaining a minimum sealing force on the stack of disks. | 12-18-2008 |
20090188856 | Externally Centering Filter Element or Cartridge and Housing and System Utilizing the Same - A filter assembly for filtering contaminants from any fluid stream. The housing of the filter assembly is preferably made of any metal and/or polymer, and can hold one or two externally centering filter elements or cartridges, each of which can hold a single filter, or multiple filters. Flow in filter housings having two externally centering filter elements or cartridges can be unidirectional or opposed. | 07-30-2009 |
20090272684 | CONTAINED LIQUID MEMBRANE CONTACTOR AND A METHOD OF MANUFACTURING THE SAME - A contained liquid membrane contactor includes a perforated center tube, first and second membrane mats each with a first and a second end both being open, four tube sheets affixing the membrane mats to the center tube, a shell sealed to the tube sheets, and two end caps. The first end of the first mat extends a first distance beyond the second end of the second mat. The first end of the first mat is open at the first tube sheet while the first end of the second mat is open at the second tube sheet. The second end of the first mat is between the second and fourth tube sheets and the second end of the second mat is between the first and third tube sheets. The shell has a first port between the first and third tube sheets communicating with the second end of the second mat and a second port between the second and fourth tube sheets communicating with the second end of the first mat. The first end cap has a third port communicating with the center tube and a fourth port communicating with the first end of the first mat. The second end cap has a fifth port communicating with the center tube and a sixth port communicating with the first end of the second mat. | 11-05-2009 |
20100038302 | FILTER DEVICE AND METHOD OF PRODUCING THE SAME - ABSTRACT OF THE DISCLOSURE A filter device includes a casing having an inlet for introducing fluid and an outlet for discharging fluid, and a filtering element disposed between the inlet and the outlet. The filtering element has an outer circumference face restricted from being deformed in a fluid flowing direction. The filtering element has an upstream end face on an upstream side in the fluid flowing direction, and a downstream end face on a downstream side in the fluid flowing direction The filtering element is configured to be compressed toward the upstream end face by pressing the downstream end face. | 02-18-2010 |
20100044298 | Centertube for a combination full flow and bypass filter apparatus - A filter apparatus for filtering fluid in an internal combustion engine, the filter apparatus including annular full flow filter media extending axially between a first end and a second end. The full flow filter media surrounds a reinforcing member which extends axially between the first end and the second end and includes a plurality of axially spaced apart circumferential connecting segments. The circumferential connecting segments extend between a plurality of substantially axially extending ribs which connect the reinforcing member to a radially inwardly spaced bypass tube. The reinforcing member also includes a plurality of flow apertures defined by the connecting segments and the ribs. | 02-25-2010 |
20100193425 | Crossflow pressure liquid filtration with ultrasonic enhancement - Methods and apparatus for increasing the duration of uninterrupted filtering flow by using crossflow filtration and ultrasonic energy in difficult to filter process liquids (e.g. of the kind having (1) a carrier liquid, (2) coalescing solids particles which tend to adhere and bridge filter element gaps sized substantially larger than such particles, and (3) larger impurity elements to be filtered out of such process liquid and sized larger than such filter element gaps). | 08-05-2010 |
20100258497 | SEPARATION MEMBRANE ELEMENT FOR FILTRATION AND MEMBRANE MODULE FOR FILTRATION - Provided is a separation membrane element for filtration which has excellent filtration performance and is excellent in terms of chemical resistance and mechanical strength and with which a stable permeation flow rate can be obtained over a long period of time. A separation membrane element for filtration is configured to perform solid-liquid separation treatment by being immersed in a liquid to be treated which contains a suspended component, and includes a cylindrical filtration membrane obtained by forming a porous sheet including at least an expanded porous PTFE (polytetrafluoroethylene) membrane into a cylindrical shape and in which a hollow surrounded by the porous sheet serves as a treated-liquid passage; a support member for maintaining the hollow serving as the treated-liquid passage; and sealing parts which seal both axial-direction ends of the cylindrical filtration membrane so as to leave at least one treated-liquid takeout opening open. | 10-14-2010 |
20110240548 | SCREEN JOINT - A screen joint assembly includes a joint comprising a ring portion and a lip portion protruding from the ring. A first particle screen is connected to a first side of the joint and a second particle screen connected to a second side of the joint. The lip portion may be welded to form a weld seam that interconnects the first and second particle screens. | 10-06-2011 |
20110266211 | MULTI-FLOW FILTRATION SYSTEM - Disclosed is multi-flow filter cartridge assembly that includes an elongated housing that has axially opposed proximal and distal ends and defines an interior cavity and first, second and third flow paths which extend from the proximal end of the housing to the distal end. The cartridge assembly also includes first, second and third filter elements. The first filter element is disposed within the interior cavity of the housing and conditions fluid that traverses the first flow path from a first inlet port to a first outlet port. The second filter element is disposed within the interior cavity of the housing and conditions fluid that traverses the second flow path from a second inlet port to a second outlet port. Lastly, the third filter element is also disposed within the interior cavity of the housing and conditions fluid that traverses the third flow path from a third inlet port to a third outlet port. The first flow path is isolated from the second and third flow paths and the second flow path is isolated from the third flow path. | 11-03-2011 |
20120006739 | CAPILLARY MEMBRANE FILTRATION MODULE - A device for the filtration of liquids includes membrane curtains ( | 01-12-2012 |
20120037559 | STRAINER FILTERING APPARATUS INCLUDING FILTERING TUBE - A strainer filtering apparatus including a filtering tube providing a substantially larger effective filtering area for its 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 passage. The strainer filtering apparatus includes at least one inlet side into which cooling water is introduced and an outlet side through which the cooling water is discharged, hollow filtering tubes with filtering holes along their lengths, an upper plate having first grooves located at a lower surface and coupled to upper ends of the filtering tubes and an inlet part into which the cooling water is introduced, and a lower plate having punched holes to which lower ends of the filtering tubes are coupled. The cooling water in the filtering tubes is introduced through the punched holes and discharged at the outlet side. | 02-16-2012 |
20120074054 | TUBESHEET AND METHOD FOR MAKING AND USING THE SAME - A tubesheet, modules incorporating tubesheets and methods for making and using the same. In one embodiment the invention includes a tubesheet comprising: i) a plurality of aligned semi-permeable hollow fiber membranes each comprising a cylindrical porous structure surrounding a lumen and extending between a first and second end and further comprising a first segment located adjacent the first end and a second segment located adjacent to the second end and ii) a block of potting material including an interfacial surface. The first segment of the hollow fiber membrane is embedded within the block of potting material and the second segment extends from the interfacial surface of the block. The tubesheet further comprises a penetrating extension of potting material within the porous structure of the second segment of the hollow fiber membrane that extends along a length from the interfacial surface of the block to a distal end. | 03-29-2012 |
20120111787 | Spiral wound reverse osmosis membrane element - The present invention relates to a spiral wound reverse osmosis membrane element which is formed by winding at least one set of water purification membrane module around a central treated water pipe, and each set of the water purification membrane module is formed by laminating a mesh-like treated water flow guiding member, a reverse osmosis membrane and a mesh-like feed water flow guiding member; the reverse osmosis membrane is folded at a folded side to form a feed water flow channel therein along its inner surface; a treated water flow channel is formed between outer surfaces of adjacent reverse osmosis membranes; the mesh-like feed water flow guiding member is disposed inside the feed water flow channel; the mesh-like treated water flow guiding channel is disposed inside the treated water flow channel; the treated water flow channel is opened only at a treated water outlet which opens towards the central treated water tube, and the treated water flow channel is closed and sealed at remaining three sides; the feed water flow channel is closed and sealed at areas remote from the central treated water tube at two sides adjacent to the folded side, so that the feed water flow channel forms small sections of raw water inlets respectively at areas closer to the central treated water tube at the two sides, and a concentrate outlet is formed at the feed water flow channel at a side opposite to the folded side. The improved reverse osmosis membrane element of the present invention increases the water flow velocity along the membrane surface and therefore reduces concentration polarization and slows down the speed of contamination of the spiral wound type membrane element, and thereby enhancing the durability of the membrane element. | 05-10-2012 |
20120211410 | FILTER DEVICE - The invention relates to a filter device, in particular for fluids such as hydraulic oil, lubricating media, processing, surface or sea water, having at least one filter element ( | 08-23-2012 |
20120228209 | Liquid Filter Assembly; Components; and Methods - A liquid filter assembly is provided. The preferred assembly includes a serviceable filter cartridge having a primary filter section and a secondary or bypass filter section. The preferred assembly includes a bypass valve arrangement and a suction filter arrangement. A valve, to allow flow from an interior of the assembly to a reservoir if needed, is provided. Preferred serviceable filter cartridges are shown. | 09-13-2012 |
20130048551 | HYBRID INTAKE SCREEN ASSEMBLY - An intake screen assembly including an intake member, a screen support member, and a screen member coupled to the screen support member. The screen member may be formed from a material, such as copper-nickel, that is different from a material, such as stainless steel, used to form the intake member and/or the screen support member. The intake screen assembly may include corrosion protection members for preventing contact between the components of the screen assembly that are formed from dissimilar materials. The assembly may be formed by coupling the screen support member to the intake member, and coupling the screen member to the screen support member. | 02-28-2013 |
20130193057 | TOP LOAD LIQUID FILTER ASSEMBLY, SYSTEM AND METHODS - A top load liquid filter assembly includes a filter lockout mechanism to ensure that the filter base and cover are not connectable unless there is a proper filter cartridge installed therein. The filter system can also include an automatic drain mechanism and a cartridge retention mechanism. One example embodiment further includes an air bleed vent. A filter cartridge usable in the topload liquid filter assembly includes first and second protrusions and cover-gripper members. Methods of use, installing, servicing, and retaining can be practiced. | 08-01-2013 |
20140001110 | MICROFLUIDIC FILTER USING THREE-DIMENSIONAL CARBON NANOTUBE NETWORKS AND PREPARATION METHOD THEREOF | 01-02-2014 |
20140076794 | FILTERING DEVICE - The invention relates to a filtering device comprising multiple filtering embodiments ( | 03-20-2014 |
20140102971 | HOLLOW FIBER MEMBRANE MODULE AND METHOD FOR PREPARING THE SAME - A hollow fiber membrane module and a method for preparing a hollow fiber membrane module. A hollow fiber membrane module includes a header, and a sheet block inserted into the header, and the sheet block includes a hollow fiber membrane block, wherein the hollow fiber membrane block comprises a plurality of hollow fiber membranes arranged at regular intervals in a vertical direction of the header; and a resin block formed at an end of the hollow fiber membrane blocks and contacting an inner wall of the header to be secured thereto, and a potting agent is filled between hollow fiber membranes of the hollow fiber membrane blocks in a space between an upper side of the resin block to an inlet of the header to secure the hollow fiber membranes. | 04-17-2014 |
20140124430 | Filter Device for Fluids - A filter device for fluids, in particular for low viscosity fluids such as water, comprising a filter housing ( | 05-08-2014 |
20140131269 | QUICK CONNECT MODULAR WATER PURIFICATION SYSTEM - In a water purifier module, feed water (impure water) moves through feed tubes ( | 05-15-2014 |
20140144830 | BACKWASHING FLUID FILTERING SYSTEM - The system of the present disclosure enables a filter cartridge having an array of filter media tubes to be remotely selectively back flushed during service by sequentially flushing the tubes with the rotary valving element to permit removal of trapped filtered material in service without disrupting the filtering flow in the balance of the filter array. | 05-29-2014 |
20140197091 | High Capacity Suction Strainer for an Emergency Core Cooling System in a Nuclear Power Plant - A high capacity suction strainer for a nuclear reactor has a frame, a flow-through plenum, and a filter array. The flow-through plenum is mechanically mounted to the frame and has a plurality of inlets and an outlet. The filter array is also mechanically mounted to the frame and has a plurality of filter groupings in fluid communication with the inlet on the plenum. | 07-17-2014 |
20140231333 | HOLLOW FIBER MEMBRANE ELEMENT AND METHODS OF MAKING SAME - A membrane element comprising: a hollow fiber (HF) stack comprising a plurality of loosely packed hollow fibers (HFs) comprising first ends extending through one contact structure and opposed ends extending through an opposed contact structure, each HF comprising an elongated lumen extending between the one contact structure and the opposed contact structure and comprising a hydrophilic semipermeable membrane adapted to achieve salt rejection of 98.5% or more and exhibiting a surface tension of 35 dynes/cm or more; the membrane element being adapted to be encased in a frame and submersed in a first fluid and for induced osmosis between lumens of the plurality of loosely packed HFs and the first fluid, the membrane element having sufficient mechanical integrity when encased in the frame and submersed in the first fluid to sustain turbulence flow across and along surfaces of the plurality of loosely packed HFs at a Reynolds' Number of about 3,000 or more and to maintain said mechanical integrity at feed pumping pressures of 30 bars or higher. | 08-21-2014 |
20140263027 | FILTER ASSEMBLY WITH MANIFOLD FOR MULTIPLE FILTER ELEMENT HOUSINGS AND FILTER ELEMENT HOUSING COUPLING THEREFORE - A filter assembly includes multiple filter element housings with each filter housing receiving a filter element therein; a manifold supporting the multiple filter element housings; and a filter element housing coupling to attach each filter element housing to the manifold, each filter element housing coupling including a filter housing retainer ring bolted to the manifold to couple the filter housing to the manifold. | 09-18-2014 |
20140305861 | LIQUID FILTER ASSEMBLY; COMPONENTS; AND, METHODS - A liquid filter assembly is provided. The preferred assembly includes a serviceable filter cartridge having a primary filter section and a secondary or bypass filter section. The preferred assembly includes a bypass valve arrangement and a suction filter arrangement. An optional valve, to allow flow from an interior of the assembly to a reservoir if needed, is provided. Preferred serviceable filter cartridges are shown. | 10-16-2014 |
20150014237 | Filter Element, Filter Device and Method - A filter element for filtering a fluid, in particular a urea solution, has an end disk provided with an opening. A filter medium is provided that closes off the opening and enables flow of the fluid between a clean side and a raw side of the filter element. | 01-15-2015 |
20150027942 | COALESCER ASSEMBLIES AND APPLICATIONS THEREOF - In one aspect, assemblies for removing water from hydrocarbon liquids are described herein. An assembly described herein comprises a coalescer element having interior and exterior surfaces and comprising a porous support tube and a medium positioned within the porous support tube, the medium having a structure for coalescing water droplets in the hydrocarbon liquid passing though the medium. A separation medium encloses the exterior surface of the coalescer element and is spaced apart from the exterior surface of the coalescer element. The separation medium comprises a barrier region for collecting coalesced water droplets in the hydrocarbon liquid exited from the coalescer element and a release region for releasing coalesced water droplets from the assembly. | 01-29-2015 |
20150060348 | HOLLOW-FIBER MEMBRANE MODULE, METHOD FOR MANUFACTURING HOLLOW-FIBER MEMBRANE MODULE, AND HOLLOW-FIBER MEMBRANE UNIT EQUIPPED WITH HOLLOW-FIBER MEMBRANE MODULE - Provided are a hollow-fiber membrane unit in which the membranes are prevented from decreasing in permeation rate and the membrane area per unit volume has been rendered suitable and which can hence treat water in an increased rate and a hollow-fiber membrane module which is for use in such hollow-fiber membrane unit. The hollow-fiber membrane module comprises either a hollow-fiber membrane sheet composed of hollow-fiber membranes disposed in a sheet arrangement or a stack of such sheets and a box-shaped water collection member which holds the hollow-fiber membrane sheet or stack, wherein one surface of the water collection member has an opening that is filled with a fixing resin (potting resin) and is for fixing the hollow-fiber membrane sheet stack. The water collection member has a thickness of 20 mm or smaller along the out-of-plane direction of the hollow-fiber membrane sheet, and the proportion of the total area of the cross-sections of the hollow-fiber membranes in the one surface having the opening formed therein is at least 45%. | 03-05-2015 |
20150101975 | Filter Element and Filter System for a Liquid Medium, in Particular Diesel Fuel - A filter element arranged in a filter housing is provided with an annular filter medium flowed through by a liquid medium in a flow direction radial to a longitudinal axis of the filter element. A clean chamber is arranged in the flow direction of the liquid medium downstream of the filter medium. A filtered liquid medium outlet is fluidically connected to the clean chamber. A cylinder-shaped water separating screen is arranged in the clean chamber to separate water contained in the liquid medium. A water outlet opening fluidically connects the clean chamber to a water collecting chamber of the filter housing. A particle filter is arranged at the water outlet opening or arranged between the water outlet opening and the filtered liquid medium outlet of the filter element. The water outlet opening of the filter element is fluidically connected with the water collecting chamber of the filter housing. | 04-16-2015 |
20150101976 | HOLLOW FIBER MEMBRANE MODULE, FILTRATION APPARATUS USING THE SAME, AND METHOD FOR MANUFACTURING THE FILTRATION APPARATUS - Disclosed are a hollow fiber membrane module, a filtration apparatus based on the same, and a method for manufacturing the filtration apparatus. The hollow fiber membrane module includes two headers respectively provided with a permeate collecting unit therein, wherein each of the headers has grooves on its two sides, the grooves being extended in a length direction of the hollow fiber membrane. Since one slide rod can simultaneously be inserted into grooves of two adjacent hollow fiber membrane modules, the hollow fiber membrane modules can mutually serve as guides for insertion/ejection thereof. Also, since the grooves formed on the header can serve as insertion holes into which a clamp is inserted, the clamp can be used for coupling between the hollow fiber membrane module and another element and reinforcement of the coupling. | 04-16-2015 |
20150136681 | PHASE SEPARATION ELEMENT AND PHASE SEPARATION DEVICE - The present invention relates to a phase separation element and a phase separation device comprising such a phase separation element, which may be used for separating a biphasic aqueous and organic liquid system irrespective of which liquid is heavier. | 05-21-2015 |
20150290593 | Tubular Membrane Support System - A metallic face plate comprising a plurality of metallic tubular membranes adapted for a tubular membrane module, wherein the metallic tubular membranes and the metallic face plate are not joined by a weld and wherein the internal diameter of each tubular membrane is selected from the group consisting of; between 2 mm and 21 mm; between 2 mm and 20 mm; between 2 mm and 19 mm; between 2 mm and 18 mm; between 2 mm and 17 mm; between 2 mm and 16 mm; between 2 mm and 15 mm; between 5 mm and 20 mm; and between 5 mm and 15 mm. | 10-15-2015 |
20150314057 | BLOOD PROCESSING CARTRIDGES AND SYSTEMS, AND METHODS FOR EXTRACORPOREAL BLOOD THERAPIES - In embodiments of the invention, there is provided a dialyzer or filter comprising hollow fibers, in which blood flows on the exterior of the hollow fibers, and dialysate or filtrate may flow on the inside. The external surfaces of the hollow fibers may have properties of smoothness and hemocompatibility. The fiber bundle may have appropriate packing fraction and may have wavy fibers. Optimum shear rates and blood velocities are identified. Geometric features of the cartridge, such as pertaining to flow distribution of the blood, may be different for different ends of the cartridge. Air bleed and emboli traps may be provided. Lengthened service life may be achieved by combinations of these features, which may permit additional therapies and applications or better economics. | 11-05-2015 |
20150314224 | FILTRATION ELEMENT WITH END CAP AND FACE SEAL - A filtration element including a cylindrical housing enclosing a fluid filtration media extending along an axis (X) between opposing ends with a first and second end cap located at each end, wherein each end cap includes: i) an annular surface co-extensive with the housing, and ii) outer face laying in a plane perpendicular with the axis (X). The outer face of at least one end cap comprises an annular groove. A face seal including a base is located within the annular groove. A flexible lip extends axially from the base and axially beyond the outer face of the end cap and is adapted to engage with an abutting outer face of an end cap of an adjacently positioned filtration element. | 11-05-2015 |
20150360153 | WASH-FLOW FILTER ASSEMBLY - A wash-flow filter assembly is provided. The filter assembly includes a filtering device that includes a tube. At least one wash-flow passage is defined outside the filtering device and through which fluid passes as primary burn flow. A portion of the primary burn flow is configured to enter the tube from the passage as washed flow. A primary barrier acts as a filtering medium to catch contaminants within and, thereby, filter the contaminants out of the primary burn flow as it reaches the filtering device. A secondary barrier is positioned inside the filtering device, behind the primary barrier, and adjacent to the tube and configured to entrap contaminants that enter the filtering device through the primary barrier. The washed flow is configured to exit the tube as filtered fuel and be carried away out the filtering device. A fuel system is provided also that includes the wash-flow filter. | 12-17-2015 |
20160051912 | FILTER HOUSING WITH REMOVABLE MULTI-CARTRIDGE HOLDER - The present invention is directed to a filter housing with a removable filter assembly having an elongated shell assembly, a removable head assembly, and a removable filter assembly. The shell assembly has an inlet section, an outlet section, and a filter assembly opening. The removable filter cartridge includes a top tube sheet, a bottom tube sheet and a plurality of filter cartridges. The filter cartridges provide the only fluid passage through the bottom tube sheet, which otherwise sealing engages a ring assembly within the shell assembly proximate to the outlet section. | 02-25-2016 |
20160166952 | COALESCING FILTER SEPARATION SYSTEM AND METHOD | 06-16-2016 |