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4798671 Device for inward suction of liquid  
The invention relates to a device for taking liquid from a reservoir by inward suction with simultaneous filtration, comprising a flexible tube having at one end a filtering unit, which can be...
4788833 Drier for air conditioning system  
A drier comprising a pressure cylinder formed by two cylinder parts. One cylinder part has inlet and outlet flow fittings on it, for connection of the cylinder in the refrigerant circuit. The two...
4789472 Adsorption apparatus  
An adsorption apparatus for the treatment of liquids is disclosed. The apparatus has a separable adsorbent element disposed in a normally drained, dry housing. An adsorbent medium is contained...
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...
4776956 Combination water filter and container apparatus  
A combination of a cylindrical water filter attached to a water container in the form of a handle. Pressurized water is fed through a first end of the filter through a filtering media. The filtered...
4775629 Apparatus for processing fluids  
A cartridge is formed of two parts which form an outlet valve at the lower end. The valve is opened or closed by relative rotation of the parts.
4773997 Filtering apparatus for contaminant removal  
Apparatus for filtering radioactive contamination from a contaminated medium by leaching the contamination from the medium into a liquid and removing the radioactivity from solution by passing it...
4774058 Apparatus for, and methods of, operating upon a fluid  
A filter comprises a nonporous support member open at one end and a porous disc rigidly secured to the support member at an opposite, preferably smaller, end. The disc may be formed from fibers...
4772386 Filter with liquid meter  
A replaceable filter cartridge is mounted in a housing body having an inlet and an outlet permanently attached to a line carrying the liquid to be filtered. The filter cartridge contains activated...
4770768 Water filter apparatus and aerator assembly  
A water filter has an elongated base with an inlet opening near one end thereof to which is secured an adaptor ring for attachment to a water faucet. A first outlet opening on the base dispenses...
4764274 Water filter unit and dispenser  
A replaceable water filter unit which can be used with a water pitcher, water bottle, or other such water dispensing device utilizes activated charcoal particles which are sandwiched between a pair...
4764271 Water treatment apparatus  
A self-contained, modular system for conditioning water by solids removal, dissolved contaminant removal, and temperature control, so that said water is suitable for use in a system, such as a WEDM...
4759844 Portable water purification system  
An apparatus for purifying drinking water by a combination of reverses osmosis, deionization by ion exchange resins, resin and final passage through activated carbon. The components for reverse...
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...
4753728 Water filter  
The specification discloses a double shell filter comprising an inner shell of bounded 80 to 400 U.S. mesh screen carbon particles and an outer shell of bonded 20 to 80 mesh screen carbon particles...
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...
4741828 Filter cartridge for the improvement of the quality of drinking water  
Filter cartridge for the improvement of the quality of drinking water, consisting of a vessel (10) with sieve-type covered apertures (18, 44) filled with a compound (16) of ion exchange resin...
4740300 Filter bed  
A filter bed for separating large quantities of water from granulated blast furnace slag consisting of layers of solid matter, preferably gravel, of various grain sizes is presented. The filter...
4732674 Water purifier  
A water purifier houses a material for water treatment. The water purifier employs an active carbon as this water purifying material, and this active carbon has pores on the surface of which water...
4724104 Humidifier provided with a purifier  
The present invention relates to a humidifier in which feed water is effectively fed into a purifier. The humidifier according to the invention comprises a ventilation tube through which the air...
4722790 On-line plasma modification means  
A pliable compressible, liquid impervious bag having at least one integral part with a bag hole extending entirely therethrough. The bag includes a structure defining a bag aperture for...
4721624 Process for removing harmful residues from food during cooking  
The invention relates to a cooking utensil, for example a cooking pot, wherein the latter has an ion exchanger and/or absorber and/or adsorber and/or filter and/or other device for the extraction...
4717475 Apparatus for separating water and oil by means of separate containers of oleophilic bodies  
Apparatus is provided for separating liquids and particularly water and oil. The separating apparatus includes a tank containing two coalescent cells or units, one of which receives the liquids...
4714550 Canteen carried water purifier system  
A water purifying system includes an elongate chambered purifying assembly sized to be detachably mounted in a conventional canteen. The assembly is provided with an internal chamber filled with 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...
4713175 Water purifier comprising stages mounted side-by-side to unitary header  
A water purification system having a first pressure vessel containing a reverse-osmosis filter and a second separate pressure vessel containing an activated carbon prefilter operatively connected...
4711718 Ion-selective water filter  
A filter is disclosed for treating drinking waters contaminated with lead or, alternately, lead and copper. The filter is made an effective extractor of toxic lead or copper by incorporating a...
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)...
4698164 Filter apparatus  
A filtering apparatus including a fluid monitoring head and a replaceable filter cartridge removably fastened to said head. The cartridge includes a shut off mechanism for interrupting fluid flow...
4693820 Modular water conditioning apparatus  
A modular water conditioning apparatus for filtering or adding substances to water or similar fluids has a filter assembly with a hollow cylindrical casing extending perpendicularly upwards from a...
4693823 Liquid filter  
A liquid filtered cartridge comprising a hollow cylindrical body with top and bottom bulkheads closing top and bottom ends, respectively, thereof. The body has a plurality of peripheral input...
4692246 Cartridge filter with plural medias  
A fluid filter apparatus uses an outer container configured to receive a removable columnar-like filter having its largest filter elements located at the bottom and its finest filter elements...
4686037 Water filter apparatus  
A water filter has an elongated base with an inlet opening near one end thereof to which is secured an adaptor ring for attachment to a water faucet. A first outlet opening on the base dispenses...
4684461 Apparatus for the treatment, in particular softening and/or complete desalination of water  
An apparatus for the treatment, in particular softening and/or completed desalination of throughflowing water, consisting of a wall bracket (10) and a cartridge (12) which can be held by this...
4683054 Appliance for purifying water  
A small portable appliance for purifying potable water. A vertical "C" shaped body supports a purified water container on its lower horizontal leg. The rearward portion of the body's vertical back...
4683057 Refillable filter-drier assembly  
A refillable filter-drier assembly for use in a refrigerant line. The assembly includes a shell or casing which houses a replaceable core having a central bore and which may be a filter, drier or...
4681677 Water processor having automatic shutoff and bypass means  
A water treatment or processor device for household use or commercial use (for example, in a restaurant) is provided with fail-safe features in accordance with this invention to shut the treatment...
4680116 Water purifier apparatus  
A water purifier apparatus for removing the bleaching agent, the smell of an adhesive used in joining water pipes, and other impurities from water supplied through a water supply system. The water...
4668384 Washing unit for cartridge filters and method therefor  
A washing unit has a receptacle for receiving at least one half of the length of a cylindrical cartridge filter for swimming pool filtration systems. An orifice, disposed in the side of the...
4666600 Insert for a water purifier  
Described is an insert for a water purifier comprising substantially cylindrical side walls (9) with a filter top (16) and a filter bottom (10) at the end thereof, and with an annular sealing means...
4659467 Spin connection adsorption filter  
An adsorption filter is provided by a tank which contains an adsorbent material that is capable of removing impurities from a fluid stream. Filtering may be done by the mass transfer zone principle...
4655919 Fluid filter device  
The filter comprises a pressure vessel, which contains vertically spaced apart partitions for supporting respective layers of a particulate filtering material. In order to ensure that the result of...
4645595 Water softening system particularly for individual appliances  
A thermally regenerable ion exchange material is employed in a disposable cartridge preferably contained within an appliance such as a clothes washer or dishwasher. A hot water source is employed...
4635663 Self-contained, single-use hose and tubing cleaning module  
A self-contained, single-use hose and tubing cleaning module which utilizes available water supplies without requiring access to precision cleaning facilities. The module is attached to the water...
4634527 Fluid filter element with annular sealing means  
The invention is concerned with a fluid filter element having at least one annular sealing member of neoprene or similar material which is sufficiently flexible to be flexed under pressure out of...
4626350 Filter cartridge  
Multiple embodiments of a filter cartridge are disclosed, the cartridge preferably being adapted for use within a housing and including a tubular outer wall element with closures at either end, one...
4606823 Water filtering apparatus  
Water filtering apparatus is disclosed comprising a water filtering unit attachable to faucets or water pipes and a valve assembly used in conjunction therewith. The filtering unit is provided at...
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...
4601821 Freestanding aquarium filter  
An aquarium filter of the free standing, nesting type is provided with an improved magnetic coupling system to couple a drive motor to the impeller which pumps water through the filter. A...
4591438 Water purifier  
A water purifier including a body section, a cartridge section for purifying water, and a spool section. A horizontal water passage which is provided in the main body constituting the body section...