Matches 201 - 250 out of 368 < 1 2 3 4 5 6 7 8 >
Match Document Document Title
4800018 Portable water purification system  
A simplified portable water purification system provides an unfiltered water receiving compartment, a disposable filter cartridge, and a filtered water reservoir all in a single container. The...
4792399 Liquid collecting and retaining device  
A liquid collecting and retaining device consists of a tubular, triangularly shaped casing of a material substantially non-porous to granular solid matter and which is permeable to liquids, which...
4790938 Filter for removing particulate matter from fluid within a movable body  
The present invention provides an improved filtration system particularly adapted for use in a fluid circulation system in a moving body. The filtration system includes a filter body formed from a...
4787973 Device for converting water into mineral water  
There is provided a device for converting water into mineral water which comprises a covered or uncovered porous filter and ceramic as a calcium and magnesium source and active carbon as a...
4784773 Petroleum product absorbtion method and apparatus  
An oil absorbing and confining product includes a by-product from manufacture of wooden lead pencils and the like. Incense-cedar in its natural state has a natural hydrophobic constituent in a form...
4775473 Packaged absorbent  
An absorbent article suitable for absorption of aqueous as well as oleaginous liquids such as metal cutting fluids, hydraulic fluids, oils and the like is disclosed. The absorbent article is a...
4767544 Orally operable water filter  
An orally operable water filter includes an outer covering formed of a flexible, water impervious material and which defines an elongate enclosure. A flexible microporous filter membrane, having a...
4759847 Filter for the sorption of a petroleum product from a liquid  
A filter including a flexible mesh having feathers secured thereto is disclosed for separating out oil from an oily liquid. The feathers sorb the oil. In a first embodiment of the filter the...
4758350 Process and apparatus to remove separated water from contained hydrocarbon fuel  
A highly hydrophilic material that does not absorb hydrocarbon fuel is contained in a fabric tube, lowered by a drawstring to the bottom of a fuel container, there maintained until water at that...
4749481 Disposable water purifier  
An inexpensive, throw-away water purifier is provided for use with water receiving household devices such as coffee makers, portable water containers, ice makers and the like, to treat the water...
4732675 Density gradient filtration media  
A filtration unit comprising a filtration media subunit secured in an outer frame. The subunit comprises a fibrous filtration media enclosed in an inner frame having an upstream frame element and a...
4714547 Aquarium tubules  
An aquarium water treatment module comprising a tubule formed of biologically acceptable thermoplastic material. The tubule has a specific gravity proximate that of water. The tubule can be...
4713180 Ceramic filter and method for using same  
A ceramic filter for filtering molten iron is disclosed. The ceramic filter is made from a high-melting ceramic material having an open-celled foam structure, a variable bulk density in different...
4707263 Water treatment package  
A water treatment package composed by filling the components to be packaged (2) into a water-permeable packaging means (1), characterized in that the afore-mentioned components to be packaged (2)...
4701259 Fluid filter with filter retainer  
A fluid filter includes a housing having a fluid inlet, a fluid outlet, and an open top filter chamber intermediate the inlet and the outlet. The filter chamber is adapted to receive a filter...
4682422 Bowlers' hand-drying bag  
A drying bag for use by a bowler in order to dry his hand before approach and delivery. A bag made of 100% polyester tricot knitted fabric of 32 gauge is filled with fuller's earth sericitic clay....
4680117 Yogurt separator device  
A yogurt separator device having in one form a flat blank of filter mesh made of synthetic resin and having openings of from 200 microns to 400 microns in size. The blank being formable into a...
4668394 Filtration media and supporting frame  
A filtration unit comprising a filtration media sub-unit secured in an outer frame. The sub-unit comprises a fibrous filtration media enclosed in an inner frame having an upstream frame element and...
4662778 Drainage mat  
Drainage mat comprising three-dimensional openwork covered on at least a major surface with a water permeable fabric having a permittivity from 0.2 seconds -1 to 2.0 seconds -1 and exhibiting a...
4645600 In-tank fuel filter  
A fuel tank filter connected to and submerged in the tank at the end of the supply line that is particularly effective for outside fuel tanks including an inlet tube extending towards the bottom of...
4645605 Filtration with biogenetic silica  
Disclosed is the filtration of fluids by utilizing porous biogenetic silica ash devoid of fiber alone or combined with additives. The biogenetic silica may be in particles or prilled or pelleted....
4640778 Fibrin gel-containing filter  
There is disclosed a filter comprising fibrin in gel form, the gel having substantially uniform pore sizes, and the filter comprising means for retaining the shape of at least one surface of the...
4609465 Filter cartridge with a connector seal  
The disclosure describes a filter cartridge for removing particulates from a destructive fluid such as a hot acid or solvent. The filter cartridge comprises a cylindrical filter arrangement having...
4605499 Water filter  
A disposable, portable water filter that is suited for filtering small quantities of drinking water. In one embodiment the filter may be placed over a jar or drinking glass and unfiltered water...
4587018 Fibrin gel  
There is disclosed a filter comprising fibrin in gel form, the gel having substantially uniform pore sizes, and the filter comprising means for retaining the shape of at least one surface of the...
4574047 Filtering device  
A fluid filtering device comprising a housing having an open top and defining an interior chamber while an inlet and an outlet on the housing are open to the chamber. A filter bag is removably...
4536291 Tubular filter element with mated end caps  
There is disclosed an axially folded tubular filter element for the filtration of fluids. The ends of the radially extending folds are in abutment at the internal folds with a support core and in...
4505817 Fibrin gel-containing filter of porous material  
There is disclosed a filter comprising fibrin in gel form, the gel having substantially uniform pore sizes, and the filter comprising means for retaining the shape of at least one surface of the...
4505816 Filter support assembly  
A filter holder is provided adapted to receive a filter sock and provides at least 65 percent usable area of the filter sock.
4496459 Flexible filter device with means to position filter bag  
A fluid filtering device comprising a housing having an open top and defining an interior chamber while an inlet and an outlet on the housing are open to the chamber. A filter bag is removably...
4483769 Filter cartridge  
A filter cartridge for use with liquids or gases which includes a back structure having a plurality of channels formed in it and filtration granules contained within the channels. Each of the...
4464263 Pleated filter element and integral shield and method for making same  
A pleated paper filter element (10) has a fluid-permeable foamed-plastic shield (16) formed on one of its faces to firmly and accurately position the adjacent folds of filter media. The shield (16)...
4434054 Filter for separating discrete solid elements from a fluid stream  
A filter element which is physically capable of withstanding adverse operating conditions in a subterranean environment. The filter element comprises a durable, yet fluid pervious casing through...
4421646 Filtering device  
The instant invention relates to an improved filtering device adapted to eliminate any risk of clogging of the filtering material. The invention provides a filtering device for treating any...
4401447 Self-retaining adsorbent bag unit  
An adsorbent unit for installation in a refrigerant receiver including first and second porous container members, adsorbent in the container members, a yoke attaching the first and second...
4399042 Filter devices and methods  
Filter elements are constructed of an array of parallel, spaced-apart rods, a plurality of spaced-apart bars fixed normal to the rods on one side of the array forming a multitude of cavities...
4397745 Filter cartridge for sump cleaner  
A sump cleaner (10) is disclosed including a filter cartridge (26) adapted for easy removal and dumping. A lifting fitting (40) is provided on the filter cartridge (26) so that it can easily be...
4388191 Float bag hold down for a filter  
A filter for liquids including a combination displacement float and bag hold down. The filter includes a housing with a removable cap and an internal annulus upon which is supported a reticulated...
4360433 Filter elements for gas or liquid  
A self-supporting tubular fibrous filter element consists of elongated fibers compacted in a direction parallel to the central axis of said tubular element to have a substantially constant density...
4349363 Filter element ledge gasket  
A filter element has a filter medium positioned between concentrically spaced cylindrical walls. A semiflexible, urethane ledge gasket has an annular seal portion that sealingly engages one end of...
4299699 Backwashable helical-media coalescer  
A coalescing/filtration media composed of yarn-like material held together during normal operation but loosened during backwash to allow "strumming" or vibrating to help loosen media-clogging...
4290889 Support for backflushable filter media  
This invention comprehends a new and unique means for preventing the crowns of a backflushable filter element unit from splitting which has heretofore been caused by the cyclic action of the...
4283281 High pressure filter vessel  
A filter vessel primarily for use in filtering a fluid passed through the vessel under pressure. The housing is provided by an upstanding, circumferential sidewall open at its upper end. The...
4276170 Vented flexible filtration device for use in administering parenteral liquids  
A vented filtration device comprising a closed, flexible and compressible housing having a liquid inlet and a liquid outlet. The housing includes an internal passage connecting the inlet and the...
4267626 Fiber bed element and method for making the same  
A fiber bed element and the method of making the same wherein a roving of glass fibers is fed into the annulus formed by a pair of concentric cylindrical screens, the screens being rotated as the...
4247394 Filter element and method of use  
A filter element utilizes a perforate inner filter tube sock tightly fitted within an outer perforate support tube sock, the two socks being sealably mounted at their open ends to a tube sheet with...
4239627 Filtering member and method for manufacturing the same  
A filtering member for use in a filter such as an oil filter for removing impurities of different sizes contained in a fluid such as a working oil in an oil pressure apparatus comprises a...
4222877 Utilization of non-woven fabrics in water treatment  
A filtering method, and a filter, for removing turbidity and color from water, uses as a filtering medium, a blanket of non-woven fabric, particularly a blanket of felted fibers. The blanket is, in...
4204966 Liquid filter and filter element  
A liquid filter having a housing which includes a chamber enclosed by a cap. A filter is positioned within the chamber and includes a flange which makes a hermetic seal with the housing.
4162863 Device for soil irrigation  
An irrigating device formed from an absorbent product, such as a polymeric pulp or hydrophilic textile contained within a filtering envelope, such as a woven, knitted or non-woven fabric. The...
Matches 201 - 250 out of 368 < 1 2 3 4 5 6 7 8 >