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5833849 |
Spout mounted water filter and extension
A spout-mounted water filter assembly suitable for use with a shallow sink having a short necked spout. The water filter assembly includes a water filter unit and an extension pipe which provides...
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5827359 |
Accumulator desiccant bag
A preformed desiccant bag for use with a retaining clip including a preformed porous casing including a first preformed bulbous end portion of a first girth, a second preformed bulbous end portion...
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5820762 |
Filter insert for a storm drain
An insert for a storm drain or sanitary sewer inlet such as are found in factory or warehouse floors, parking lots and car washes in which the insert holds one or more bags of filter media. The...
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5814136 |
Desiccant container
A cup like, rigid desiccant container and methods for co-molding the container to associated accumulator tubing are disclosed. The container includes an elongated U-shaped slot bounded by...
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5800707 |
Water filter
The present invention concerns a water filter designed to be inserted into a drinking water circuit. The water filter has a support designed to house removably one or more different filters each...
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5795471 |
Shower head having a water purifying function
A shower device having a water purifying function includes a cartridge type filter formed with a water inlet at one end and a water outlet at the other end and means for showering such as a shower...
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5788849 |
Filter system
Disclosed is a filter system (10) for use in filtering contaminants and sediments as well as introducing aeration of the liquids flowing into a storm drain (20). The filter system may include a...
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5785848 |
Rectangular body water purification device
A liquid filter includes a housing in the form of a elongated, substantially rectangular body. The body has two end walls, top and bottom walls and two side walls. The body has length, height and...
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5770070 |
Radioactive waste disposal cartridge
This invention relates to the use of a unique apparatus and method for extracting radioactive components from liquids, such as electrophoresis buffers. In the present invention, the radioactive...
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5766464 |
Fluid filtration system positionable within a fluid-containing apparatus
A fluid filtration system for use with an apparatus, such as an electrical apparatus, having a casing within a working fluid, such as oil, is contained utilizes a filter-supporting flow conduit...
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5753118 |
Faucet and filter assembly
A faucet and filter assembly includes a faucet secured to one end of a base which has two partitions for separating the interior of the base into three spaces. A valve is threadedly engaged in the...
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5744030 |
Filter assembly with automatic shut-off and quick-connect filter cartridge
Embodiments of a fluid filtering assembly are shown and described, each embodiment including a valve head that routes fluid to and from a filter cartridge and that includes a valve system that...
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5744033 |
Water filter for use with a faucet
A water filter cartridge for use with a water faucet includes a cover and a filter element located within the cover. The cover has a single unfiltered water input connection and a pair of water...
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5744048 |
Clog resistant storm drain filter
A removable storm drain filter to be used in combination with an absorbent media, and a catch basin having grated inlet and standpipe outlet to remove pollutants carried in surface drainage. The...
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5728293 |
External filter assembly for aquariums
External filter assembly for aquariums includes a filter chamber containing a mechanical and/or chemical filter and a functionally active filter upstream of the mechanical filter for actively...
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5718743 |
Desiccant cartridge
A desiccant cartridge including a molded plastic shell having an outer cylindrical portion and an inner tubular portion connected by a plurality of ribs which extend therebetween, a molded plastic...
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5707536 |
Resin filter cartridge
A filter cartridge containing resin beads for purifying fluids such as water and chemicals has a cylindrical housing with an interior compartment containing a fixed septum and a moveable...
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5705067 |
Mixing faucet with water purifier
A body 1 is constructed by mounting a purifier cartridge 23 in a cold-water passage 7 and is equipped with a purified water handle 16 for opening and closing a branch passage leading from the...
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5695989 |
Apparatus and method for separating particles using a pliable vessel
A method and apparatus for separating target particles from a mixture of target and non-target particles. The apparatus includes a vessel having an inlet through which the mixture may be introduced...
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RE35667 |
Faucet-mounted water filter with wall inlet and annular chamber
The invention provides a faucet-mounted water filter comprising an upright tubular diverter body that is adapted to be secured to the open end of the water faucet. At the bottom of the diverter...
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5688397 |
Combination bottle cap and filter
A combination bottle cap and filter cartridge for use with a reservoir water bottle includes an outer sidewall having a generally cylindrical configuration and an end wall joined to the outer edge...
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5688588 |
Water purification device
A drinking straw that purifies water by forced movement of water through the straw. The straw is composed of: 1) a filter plug made of a fibrous structure, the filter plug having sides, a first...
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5685981 |
Water filter
A water treatment or filtration unit is in two parts, a base and a cartridge. The base includes three ports, one of which may be selectively plugged or otherwise disabled. The cartridge contains...
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5683914 |
Method for chloride ion removal prior to chemical oxygen demand analysis
A method of pretreating aqueous chemical oxygen demand (COD) samples to remove the risk of potential chloride ion interference. The method comprises acidifying an aqueous COD test sample, and...
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5681463 |
Portable liquid purifying device having activated carbon filter and micro-porous membrane filter
A portable liquid purifying device for dispensing a liquid, which includes a squeezable bottle made of a soft material and containing a mass of the liquid, a filtering member removably engaging a...
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5674391 |
Liquid purification low density packing especially for fiberboard containers
A container includes a gable top fiberboard or cardboard carton having a top and a bottom, and may be substantially filled with drinking water. An activated carbon-containing integral mass of...
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5665224 |
Filter jug
A filter jug to contain water or other liquid, the jug comprising a first compartment to receive liquid and a second compartment to hold filter liquid to be poured from an outlet of the second...
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5662792 |
Water purifier having reinforcement preventing deformation of a tank-supporting wall
A water purifier includes a body forming a horizontal support surface and a wall projecting upwardly from the support surface. A plurality of filtering members for purifying water are connected to...
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5653878 |
Single orifice bottle water filter
A liquid treatment mechanism may easily be snapped on, or otherwise attached, to the neck of the single orifice bottle, such as a standard five gallon water bottle. An end cap is connected to a...
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5653871 |
Filter assembly with O-ring protection
The present invention includes a liquid filtering filter head configured to receive a filter cartridge closure member, where the closure member has at least one seal member. The filter head has a...
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5652008 |
Universal water filtration device and method of filtering water
A universal water filter for filtering water poured into an opening of the container. The water filter includes a filter unit and a support structure. The filter unit includes a housing having an...
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5651887 |
Filtration system and mount for beverage dispensers and automatic beverage brewing machines
A filtration system having an in-line filter cartridge with the inlet at one end of the filter cartridge and the outlet at the opposite end of the cartridge. The filter cartridge is connected to...
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5645720 |
Mounting head with by-pass valve for use with cartridge filters
A mounting head with an internal by-pass valve for use with disposable cartridge filters, for purifying gases or liquids. In preparation for changing a spent filter, the valve mechanism is...
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5645719 |
Filter clamping device for water purifiers
A water purifier includes a casing and water filters disposed inside of the casing. The filters are mounted in vertically spaced brackets that are fixed within the casing. Each bracket includes a...
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5643444 |
Device for filtering a liquid, particularly water
Apparatus for filtering liquids, the apparatus including: a reservoir for the liquid to be purified; a pump operatively associated with the reservoir; a filter having a lower portion and an upper...
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5639669 |
Separation of fetal cells from maternal blood
It is often important for medical purposes to obtain nucleated fetal cells during pregnancy. For example, the procedures of amniocentesis or chrionic villae extraction are carried out for this...
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5637214 |
Filter assembly for water treatment apparatus
A filter assembly adapted to be used in a water treatment apparatus for removing impurities from tap water provided to residential users, having a filter housing with an opening formed therein, a...
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5635079 |
Method and apparatus for filtering water with reduced spillage
Method for filtering treated water and apparatus to practice the method. The method taught herein consists of filling a first container with water, attaching a special filter apparatus thereto and...
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5632889 |
Filter cartridge for separating liquid hydrocarbons from water
Perlite particles, after being expanded and treated with a silicone have the ability to selectively absorb hydrocarbons while rejecting water on or in which the hydrocarbons may be present. A...
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5628895 |
Closed circuit for treating drinking water with UV treatment and filtering
A description is given of processes and machines for the treatment of drinking water, preferably in the domestic sector. With these processes and machines, undesirable constituents, for example...
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5618428 |
Filtration system for aquariums
A filtration system for an aquarium having water and fish. A container is mounted in juxtaposition to the aquarium and a porous filter is disposed in the container. The top of the filter is...
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5616243 |
Filter for inverted bottle type water dispenser
A filter basket and filtration media for an inverted bottle type water dispenser which is disposed below the inverted bottle, depending from the collar of the water reservoir into the water...
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5605632 |
Silver recovery device and process
A silver recovery device (30) is described for removing silver from a silver-containing solution. The device (30) comprises an ion-exchange resin bed (34) and a pump (62) for directing the solution...
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5595652 |
Method and apparatus for in-situ remediation of water containing undesirable ionic species
Undesirable ionic species are removed from water by way of a passive treatment employing apparatus in the form of a porous container which confines a multitude of pieces of sponge containing a...
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5580451 |
Air conditioning refrigerant fluid dryer assembly
An automotive-type air conditioning refrigerant fluid dryer assembly composed of a receiver tank and desiccant cup assembly that are configured to enhance the operation and durability of the...
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5580447 |
Biocide filter
An efficient, low pressure drop biocide cartridge is provided for destroying viral and bacterial pathogens in water from untreated water sources along a lengthened flow pathway including a critical...
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5575833 |
Refrigerant recycling system and apparatus
A refrigerant recycling system (10) has a compressor (12) and identical first and second drier/separators (18, 20). Refrigerant material to be reclaimed is drawn into an inlet (22) of the first...
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5573665 |
Three chamber consecutive flow water treatment device
A water purification through-flow device which comprises a cylindrical shell which is divided lengthwise into two or more sectors, separated from each other by partitions, with a cover fitting one...
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5571720 |
Integrated cell culture protein purification system for the automated production and purification of proteins
An integrated cell culture-protein purification system has been developed for the continuous, automated production of pure cell culture protein products. The instrument comprises a bioreactor...
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5569380 |
Portable water filtering device
A device to filter water having a tubular housing with seven chambers therein divided by dividing members and filter screens. The first chamber includes a granular activated carbon filtering...
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