Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 8097074 | Air filtration and absorption method and system for the remediation of hydrazine An air filtration system and method for the remediation of hydrazine from contaminated air. The system is provided in the form of a container with an inlet port and an outlet port containing absorbent pads or filters or wipes saturated with a solution of a dicarbony... | 01/17/2012 |
| 8012249 | Range hood with liquid filter A range hood for a kitchen range or other similar appliance is disclosed. The range hood is adapted to be coupled to a blower to draw the contaminated effluent stream from the range into the hood. The effluent stream is drawn through a substantially horizontal perfo... | 09/06/2011 |
| 7981201 | De-entrainment device De-entrainment devices for effectively removing entrained liquid from a vapor stream are disclosed. These de-entrainment devices are effective in distillation columns and other apparatuses comprising vapor-liquid contacting devices. Particular representative applica... | 07/19/2011 |
| 7370388 | Air cleaner for portable engine An air cleaner for a portable engine, includes an air cleaner case attached to an upper part of an engine body of the engine. Preferably, the air cleaner case is supported on an upper wall of a shroud covering the engine. Preferably, the air cleaner case is formed i... | 05/13/2008 |
| 7316778 | Staged oil filter incorporating pelletized basic conditioner An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element having a reactive basic conditioner therein. The reactive basic conditioner is provided to counterac... | 01/08/2008 |
| 7291264 | Staged oil filter incorporating additive-releasing particles An improved oil conditioning filter, for use with an internal combustion engine, includes a mechanically active filter element and a chemically active filter element containing a beneficial additive therein. The beneficial additive is provided to extend the useful l... | 11/06/2007 |
| 7278406 | Spiral-wound hydrocarbon adsorber for an air intake of an internal combustion engine A low-resistance hydrocarbon adsorber comprising a spiral-wound laminated structure for mounting into an entrance port of an engine air intake system to prevent hydrocarbon evaporations from reaching atmosphere. Preferably, the adsorber is formed as a cartridge and ... | 10/09/2007 |
| 7261284 | Process for effecting mass transfer between a liquid phase and a gaseous phase A process for effecting mass transfer between a liquid phase and a gaseous phase in a filled-type column comprising an external shell which accommodates at least one filler-containing basket wherethrough the phases are caused to flow in countercurrent relationship, ... | 08/28/2007 |
| 7222612 | Low-resistance hydrocarbon adsorber cartridge for an air intake of an internal combustion engine A low-resistance hydrocarbon-adsorptive cartridge for an air intake of an internal combustion engine comprising a structure for being mounted into a portion of an engine air intake system. The structure is adapted to orient and retain one or more thin sheets of acti... | 05/29/2007 |
| 7213581 | Throttle body with hydrocarbon adsorber A hydrocarbon adsorber system in accordance with the invention comprising a carbon adsorber element installed in a throttle body of an internal combustion engine. The element may be installed on a wall or in a groove in the wall of the throttle throat at a location ... | 05/08/2007 |
| 7135058 | Polluted air treatment method and system A system for removing at least one pollutant from an air stream exhaust, the system including a plurality of enclosures through which the air stream exhaust is directed to cool the air stream exhaust, a plurality of barriers within each respective enclosure to imped... | 11/14/2006 |
| 7100906 | Evaporative cooler water distribution system A water distribution system for wetting an evaporative media pad includes a nozzle spraying a stream of water onto a water distributor that diverts the stream into at least two different portions. A plurality of fingers extend in at least two different directions to... | 09/05/2006 |
| 7044993 | Microbicidal air filter Microbicidal air filter for use with an air passageway, which includes an immobilization network including a plurality of fibers having an amount of at least one antimicrobial agent incorporated and molecularly bonded into a structure thereof sufficient to substanti... | 05/16/2006 |
| 7025336 | Apparatus for removing particulates from a gas stream Particulates are removed from a gas stream by contact with a liquid. The gas stream is conveyed through an inlet channel, towards a liquid reservoir which is located below a perforated sheet. Gas flowing through holes in the sheet creates a pressure drop between the... | 04/11/2006 |
| 7014177 | Process for effecting mass transfer between a liquid phase and a gaseous phase A process for effecting mass transfer between a liquid phase and a gaseous phase in a filled-type column having an external shell which accommodates at least one filler-containing basket wherethrough the phases are caused to flow in countercurrent relationship. The ... | 03/21/2006 |
| 6923852 | Flue gas desulfurization system with a stepped tray A stepped, perforated tray is provided for increasing the available gas-slurry contact area in a flue gas desulfurization chamber. The tray redirects the horizontal flow upwardly through the tray for increased surface area and contact time with slurry for removing S... | 08/02/2005 |
| 6907885 | High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials This invention is a highly efficient filter containing fibers that contain small particle size adsorbents/absorbents such as carbon and/or silica to selectively reduce targeted components in mainstream cigarette smoke. The invention relates to a novel class of highl... | 06/21/2005 |
| 6905536 | Increased surface area hydrocarbon adsorber A hydrocarbon adsorbing device capable of adsorbing or absorbing and subsequently releasing hydrocarbons in the induction system of a motor vehicle. In one embodiment, the hydrocarbon adsorbing device includes an inner cylinder of hydrocarbon adsorbing material and ... | 06/14/2005 |
| 6846348 | Compressor/drier system and absorber therefor A system for delivering dry compressed gas is provided, the gas being separated from any entrained liquid lubricant and then passed through a moisture absorber column to interact with a moisture-removing fluid. The fluid is a liquid lubricant or is maintained in a s... | 01/25/2005 |
| 6840987 | Air filtering apparatus An air filtering apparatus for purifying air. The air filtering apparatus includes an enclosure for coupling to ducting of a ventilation system. The enclosure has an interior defined by a top wall, a bottom wall, a pair of side walls, a first end wall, and a second ... | 01/11/2005 |
| 6726749 | Apparatus and method for wet filtering machine exhaust A method and apparatus for wet filtering machine exhaust is disclosed. ... | 04/27/2004 |
| 6706092 | Chemical/Biological decontamination filter Modification, neutralization and/or decontamination of airborne biological and/or chemical contaminants from a breathable atmosphere by subjecting the breathable atmosphere to a filter which is formed from a plurality of polymeric multilobal fibers. These fibers inc... | 03/16/2004 |
| 6702879 | Air filtering material for air cleaning An air filtering material for air cleaning is formed of a nonwoven fabric of hollow chemical fibers having longitudinal interior holes containing an oil. The hollow chemical fibers have randomly formed minute cracks and/or fissures formed through the wall... | 03/09/2004 |
| 6656624 | Polarized gas separator and liquid coalescer for fuel cell stack assemblies The present invention is a polarized gas separator useful in the bipolar construction of a fuel cell stack. It comprises a porous conductive substrate and a barrier layer, the barrier layer having a first side and a second side, and laterally extending th... | 12/02/2003 |
| 6645447 | Devices and method for chemical reactive filtration A gas contaminant is filtered using fibers having internal cavities containing a chemically reactive oxidizing agent, an acid or base, a coordinating agent, a complexing agent, or a deliquescing agent. Where the contaminant is basic, the reagent is prefer... | 11/11/2003 |
| 6623715 | Complex shaped fiber for particle and molecular filtration An ultra-efficient multilobal cross-sectioned fiber filter for chemical contaminant filtering applications is described. An absorptive chemically reactive reagent, preferably an acid or base and in liquid or an adsorptive chemically reactive reagent (an a... | 09/23/2003 |
| 6623547 | Method for removing sulfuric acid mist and apparatus for removing the same The present invention provides a method for removing sulfuric acid mist wherein a gas containing sulfuric acid mist is bubbled into an absorbing solution through a gas diffuser having pores with an average pore diameter of about 1,000 μm or less. This me... | 09/23/2003 |
| 6582498 | Method of separating carbon dioxide from a gas mixture using a fluid dynamic instability In a method of separating carbon dioxide from a gas mixture, a liquid solvent flows down an array of vertical wires with the gas mixture flowing over the liquid. Once on the wire, the liquid quickly breaks up into drops of varying sizes, with each size mo... | 06/24/2003 |
| 6514306 | Anti-microbial fibrous media A fibrous element is described. The fibrous element includes a container member and an anti-microbial agent, wherein the anti-microbial agent is disposed within the container member. The container member can include structures such as an elongated fiber h... | 02/04/2003 |
| 6488269 | Wet scrubber A scrubber for removing soluble materials from harmful gaseous effluents with high efficiency and safety is disclosed. By using twice mixes of the scrubbing liquid and the harmful gaseous effluent, the scrubber meets the standards of environmental protect... | 12/03/2002 |
| 6431528 | Apparatus for removing impurities in liquid Static mixers are arranged so that its longitudinal direction is substantially vertical. A liquid supply mechanism supplies the liquid containing impurities from the upper end of the static mixer into the static mixer. A gas supply mechanism supplies gas ... | 08/13/2002 |
| 6432179 | Vapor-adsorbent filter for reducing evaporative fuel emissions, and method of using same A filter, for use in removing residual fuel vapors from within an engine's intake system, includes a filter element having a plurality of fibers, for placement in communication with an intake air flow passage. Each of the fibers has an internal cavity for... | 08/13/2002 |
| 6391621 | Process for the treatment of organic gas components To provide a process for treating gas for decomposing organic solvent and/or other organic gas contained in exhaust gas effectively and simply at low costs to remove the decomposition product of organic gas by applying other process. The gas can be treate... | 05/21/2002 |
| 6375717 | Apparatus and method for wet filtering machine exhaust A method and apparatus for wet filtering machine exhaust with a desirable scented oil mixture is disclosed. Preferably, the machine exhaust filtered is the exhaust from office machines, such as printers, photocopiers, and facsimile machines, which expel o... | 04/23/2002 |
| 6245129 | Apparatus for removing solvents, system for removing solvents, method for removing solvents, and method for producing toners for use in developing electrostatic charge images An apparatus for removing solvents, utilizing a solvent removal unit equipped with an upper liquid supporting member provided with a bottom portion which supports the solvent suspension and which is provided with an opened hole, and a lower liquid support... | 06/12/2001 |
| 6059866 | Air washer Washer media are disposed in an air inlet and an air outlet of a water spray chamber. A basic unit is formed by first stage nozzles from which spraying water that reaches the inlet washer media is sprayed in the reverse direction to an air flow; a water s... | 05/09/2000 |
| 6036755 | Water filtering type air cleaning unit A water filtering type air cleaning unit includes a housing having an upper side defining an air draining conduit and a lower side defining an air inlet conduit, a water permeable air filtering device mounted in the air draining conduit and including a pl... | 03/14/2000 |
| 6019817 | System and method for capturing and destroying HAP/VOC substances using microbial degradation A system for capturing HAPs/VOCs from an existing or planned air stream and destroying the contaminants in the air stream by microbial degradation is disclosed. In general, the system is composed of a reservoir with a filter structure positioned above it.... | 02/01/2000 |
| 6004381 | Filtration device and method using absorption for the removal of gas phase contaminants A filter device and technique are described which rely on absorption rather than adsorption for the removal of gas phase contaminants. A filter media is composed of wicking fibers which are impregnated with any of a variety of liquid phase absorbing syste... | 12/21/1999 |
| 6000685 | Gas/liquid contact structure A gas liquid contact structure having a plurality of corrugated woven wire sheets alternated with rigid support members to separate and support the woven wire sheets. The vees or peaks of the corrugations are aligned and oriented in the same direction wit... | 12/14/1999 |
