Matches 51 - 100 out of 368 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
6517717 Liquid filter  
Oil or fuel filter includes a holder element with an inlet and an outlet for liquid, an outer container fixed to the holder element, and a filter insert housed in the outer container. The insert...
6511606 Simple, economical and rapid method for determining the contaminate particle size in fluids being filtered  
A simple, economical acid rapid method for determining the contaminate particle size appearing in a fluid being filtered includes a filter housing that eliminates fluid bypass with a multi-layered...
6482319 In-line filtration system for treatment of septic tank effluent  
An apparatus and method for treatment of waste water effluent includes a main conduit connected to a source of waste water, and a removable filter positioned within the main conduit, the filter...
6478959 Self-fixturing filter  
A filter ( 110 ) is provided with a fixture ( 70 ) having a first set of axially extending inner pillars ( 72, 74, 76, 78 ) defining a first cylinder ( 80 ) along inner bend lines ( 34 ) of inner...
6464870 Filter assembly having plastic mesh conductive surround  
A fuel filter assembly adapted for disposition in a housing includes an inner filtration element, an outer conductive surround and end caps which position and secure the filtration element and...
6409919 Reusable filter housing with replaceable, disposable filter cartridge  
Two perforated metal sleeves are secured in radially spaced coaxial relation one within the other between a pair of rigid end caps that are releasably secured to opposite ends of a plurality of...
6383395 Water treatment method and apparatus  
A media is used to remove species from aqueous solutions, particularly in the treatment of water to enable it to be suitable for drinking. The media includes a material selected from the group...
6383372 Sequential flow filtration chamber for treatment of waste water and associated method  
A sequential flow filtration chamber for treatment of waste water effluent from a septic tank comprises an inlet positioned in fluid communication with the septic tank for receiving waste water...
6371307 Envelope style filter paper  
In accordance with this invention, an improved filter resembling an envelope is disclosed. The filter envelope for the filter frame element includes an enclosure, the enclosure being constructed...
6364122 Apparatus for separating liquids from solids  
A portable liquid-solid separator tank has a bed, surrounding exterior walls, a dividing wall. The exterior walls of the tank include a gasket door to allow easy removal of the filtered sludge. The...
6352111 Filter for subterranean wells  
A subterranean filter to remove particles from production fluid in a well includes a perforated inner member, at least one filter membrane made of a non-woven polymer material and a metal braided...
6352641 Wound pocket module  
An improvement to a spiral wound filtration membrane is the provision of a fluid-permeable protective sheath around the inner spacer of the membrane pocket.
6332987 Elements and methods for coalescing a discontinuous phase of a fluid from a continuous phase  
A coalescing element is provided which is capable of separating a continuous phase fluid from a discontinuous phase fluid. The coalescing element includes a wrap structure which facilitates the...
6328887 Tow wound filter cartridge  
A tow wound filter cartridge comprises a permeable core and one or more tows wound in a helicoidally or diamond-like shaped way or serpentine-like way around the core, having a zero twist degree,...
6312596 Absorbent bag  
A bag, particularly adapted for absorbing hydrocarbons dispersed in smaller quantities of water, has a ball-like shaped body formed from oleophobic netting materials. The bag body includes a...
6306293 Storm drain liner  
A drain filtering system is disclosed, comprising a filter placed within a basket which is suspended from frame positioned underneath a drain grate atop the inlet to a storm drain. The filter is...
6303033 Retrievable filter element for subsurface drainage  
Filter elements for draining wastewater into the soil in leach fields comprise net sacks filled with scrap rubber or plastic chips and supplied with fabric filter cloth. Leach fields are...
6277280 Septic tank effluent filtering apparatus and method  
A septic tank effluent filter includes a housing positioned external to and downstream a septic tank for receiving the effluent prior to it being released into a drainfield positioned downstream...
6270662 Drain basin filter insert system  
An insert for use in a drain basin, comprising an outer wall defining a periphery of the insert and having a top edge and a bottom edge. A perforated bottom surface extends across the lower...
6269956 Disposable media filter  
A filter for a filter vessel which converts the filter vessel to use disposable filters for removing hazardous particulate matter from an aqueous flow. The filter includes a rigid support housing...
6267882 System for filtration of septic tank sewage effluent  
The invention describes a filter container, system and method for filtering sewage effluent from a septic tank. The filter container includes a body having a lower end and an upper end, having...
6261079 Screen exchanging device  
At a distal end of a slide bar 4 which is axially slidably inserted in a through hole 1a of a housing 1 is formed a cylindrical filter chamber 7. The filter chamber 7 has a communicating hole 6...
6258268 Container filter box for de-watering solids  
A filter box of the type used for separating solid materials from liquid having an outer shell constructed of a liquid impervious material and an inner shell having perforated sides and flooring...
6248237 Filter assembly including an integral filter cartridge and storage pouch  
A filter assembly including an integral filter cartridge and storage pouch is disclosed herein. The storage pouch is configured to hermetically surround the filter cartridge upon removal of the...
6193884 Dripless purification manifold and cartridge  
A cartridge based water purification and filtration system which permits cartridge changes without drainage at the input and output ports. Interlocking flanges at the manifold and cartridge lock...
6190545 Drainwater treatment system for use in a horizontal passageway  
A drainwater treatment system positionable within a horizontal flow passage of a drainage system utilizes a partition which divides the flow passage into an upstream chamber and a downstream...
6179131 Fusion-welded thermoplastic filter assembly and a method of fabricating the same  
A fusion-welded thermoplastic assembly and a method of fabricating the same includes first and second thermoplastic members fusion-welded together using a third thermoplastic fusion element. The...
6171496 Antimicrobial filter cartridge  
An antimicrobial microfiltration filter is made from a bundle of polymeric semipermeable hollow fibers treated with an antimicrobial agent and a microporous filter medium which may also be treated...
6156198 Filter element for a fluid filter  
The invention relates to a filter element for a fluid filter incorporating a web of pleated filtering material that is formed into a circumferentially closed cylindrical filter body, which is...
6152025 Fat collection structure and method  
A structure and method is provided for absorbing excess fat from an environment including one or more fats insolubly combined in an aqueous solution mix. The structure includes a plurality of...
6146528 Sludge filtration system including selectively slidably removable filter assemblies and method  
A sludge filtration system generally including a container, a first filter assembly defining a first filtrate cavity, a first device for evacuating sludge filtrate from the first filtrate cavity,...
6113781 Fuel filter with dual flow  
A fuel filter comprises a head (96) having an inlet (100) and an outlet (102). The head is connected to an element (266) by a nipple portion (186) which has a valve element (196) therein. An...
6103115 Wastewater skimmings dewatering unit  
A wastewater skimmings dewatering unit that includes a drip bucket having a bucket compartment having an open top defined by a threaded lip and a bottom through which a number of drain opening are...
6099723 Catchbasin systems for filtering hydrocarbon spills  
A water- and oil-porous sack contains a hydrophobic, compliant, oil-absorbent, copolymer material arranged in a number of bodies that (a) are generally cylindrical, (b) are porous, (c) have at...
6080307 Storm drain systems for filtering trash and hydrocarbons  
A storm-drain insert has separate collection systems for trash and oil or other hydrocarbons. A tilted grate separates trash from oily inlet water and directs the trash to a separate basket, and...
6040491 Method and apparatus handling radioactive waste material  
In a method and an apparatus for dewatering and containing radioactive, aqueous waste (44), the latter is introduced into a filtration container (12) and is ultimately disposed of in a disposable...
6039780 Filter arrangement  
6013180 Mineral filtering apparatus  
The present invention relates to a mineral filtering apparatus in which the raw water is passed through a plurality of filtering processes, such as automatically filtrating without pressure,...
6010621 Oil filter for absorbing free oil from laundry water  
An oil absorption filter for extracting free oil from the used wash water of a laundry has platforms which extend in parallel and laterally across a tank, but do not reach across the total length...
6004461 Divided phase separator  
A portable liquid-solid separator tank having a bed with a drain, surrounding sides and a dividing wall. A grate overlays the interior of the vessel, bed, and sides, and forms the dividing wall. A...
5993656 Selective fluid absorbing device  
A reusable fluid absorbing device for separating water from oil includes a water-permeable liner bag disposed within a rigid housing container. The rigid housing container includes at least one...
5988400 Pourous fluorocarbon membrane, method for producing thereof and cartridge filter based on said membrane  
A porous fluorocarbon membrane has a porous support completely impregnated with tetrafluoroethylene/vinylidene fluoride copolymer. There is a process for producing this membrane by impregnating a...
5989417 Covering for a sewer manhole  
A cover for a sewage shaft comprising a shaft lid (1) including apertures (2) for the passage of sewage, a filtering element (3) spanning the region of the apertures (2) being arranged at the lower...
5948250 Filter berm  
A portable berm for use in and out of doors. The berm includes a impervious flexible synthetic floor which has a berm wall formed about its periphery. The berm wall comprises a plurality of...
5911879 Refrigerant filter/drier  
A filter/drier for receiving and discharging a flow of refrigerant having a header with an inlet passage forming a plenum and an outlet passage through the header. A louvered baffle plate has...
5902480 Depth media in-tank fuel filter with extruded mesh shell  
An in-tank fuel filter includes a body having upper and lower panels comprising an outer shell or layer of extruded mesh, layers of spun bonded and melt blown filtration media and a fitting for...
5868933 Antimicrobial filter cartridge  
An antimicrobial filter cartridge having a perforated core member wrapped with a first microporous membrane, which is in turn overwrapped with second and third microporous membranes. The membranes...
5855774 Storm drain filter  
A storm drain filter (10) functioning to remove selected substances from water flowing through a municipal storm drain. The storm drain filter (10) has an absorption filter (18) functioning to...
5851394 Module for blood purification, blood purification membrane and its production  
A blood purification membrane having a membrane thickness of 10 to 35 μm, an inner diameter of 100 to 300 μm, a porosity of 50 to 85%, a water permeability (ultrafiltration rate) at 37° C. of...
5830281 Method for controlling and containing a liquid on a hard surface  
A method for using a heretofore industrial waste material for the utilitarian purpose of controlling and containing a liquid on a hard surface. The method includes the steps of accumulating an...
Matches 51 - 100 out of 368 < 1 2 3 4 5 6 7 8 >