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 |
| 7621991 | Exhaust gas cooler and particulate scrubbing system An exhaust gas cooling and particulate scrubbing system for automobiles includes a first stage intercooler for initial, indirect cooling of the exhaust gas and a direct exhaust gas cooling and scrubbing device preferably positioned downstream in the exhaust system t... | 11/24/2009 |
| 7367201 | Air conditioning fan An air conditioning fan apparatus including a ceiling fan unit, an air conditioning unit and a motor unit, all suspended as an integral device to a ceiling inside a user's home or office. The ceiling fan unit includes a multiplicity of fan blades each having evapora... | 05/06/2008 |
| 7332007 | Dusting device with multiple stream nozzles A dedusting device 1 with a demister 15 advantageously arranged standing obliquely has a very compact construction because sufficient moistening or wetting of dust-containing crude air 24 is possible through the use of intensively acting multipl... | 02/19/2008 |
| 7282087 | Wetted particle and droplet impingement surface An inert impingement surface that is pliable and which, when set in motion, works to shed itself of particle deposits. The pliable surface may be formed of a plurality of coactive members that co-operate with one another to clean-off the particle deposits from each ... | 10/16/2007 |
| 7266958 | Water separator for air-conditioning systems The invention relates to a water separator for air-conditioning systems, preferably for aircraft air-conditioning systems, comprising a swirl generator, a housing surrounding it, a separation chamber arranged around the housing for the collection of the water separa... | 09/11/2007 |
| 7243757 | Exhaust muffler An exhaust muffler (1) invention includes an entry chamber (9), a resonator chamber (15), and a baffle chamber (23) positioned in serial order between an exhaust gas inlet (3) that lets exhaust gas into the entry chamber and an exh... | 07/17/2007 |
| 7192469 | Exhaust treatment device, system and methods for internal combustion engines A device, system and methods related to the same are provided for the treatment of exhaust gases from internal combustion engines. An exhaust treatment device is provided comprising a chamber containing a liquid bath through which exhaust gases are directed for remo... | 03/20/2007 |
| 7163571 | Exhaust gas cooler and particulate scrubbing system An exhaust gas cooling and particulate scrubbing system for automobiles includes a first stage intercooler for initial, indirect cooling of the exhaust gas and a direct exhaust gas cooling and scrubbing device preferably positioned downstream in the exhaust system t... | 01/16/2007 |
| 7156381 | Heat recovery using fluidized spray tower A fluidized spray vessel. A vessel design is provided for recovering heat from gaseous heat streams. The vessel utilizes a semi-fluidized bed for obtaining desirable liquid/vapor contact times. A spray section is provided in which liquid is sprayed through nozzles d... | 01/02/2007 |
| 7121534 | Method and apparatus for gasifying a liquid A method and apparatus for gasifying a liquid wherein a liquid feedstock (2) to be gasified is passed down a surface (8) in the presence of a gas and into standing liquid (6), the surface having at least one change in gradient (8a, | 10/17/2006 |
| 7121532 | Aeration system for liquid An aeration tank used in a method of treating effluent includes a pipe for transporting the effluent from the source to the tank bottom and a discharge duct having a siphon effect for tapping off an overflow from the tank as more effluent is added from the source. A... | 10/17/2006 |
| 7056367 | Method and apparatus for scrubbing gases, using mixing vanes A scrubber for exhaust gases comprises a series of nested counter-flow passages including a hot plenum having a star-shaped section. Exhaust gases from the hot plenum surge through a liquid bath and flow in a reverse direction through an inclined array of flat, over... | 06/06/2006 |
| 6955342 | Fluidized spray tower A fluidized spray vessel. A vessel design is provided for recovering heat from gaseous heat streams. The vessel utilizes a semi-fluidized bed for obtaining desirable liquid/vapor contact times. A spray section is provided in which liquid is sprayed through nozzles d... | 10/18/2005 |
| 6946022 | Scrubber and exhaust gas treatment apparatus A scrubber removes dust from an exhaust gas. The scrubber includes a casing having an exhaust gas inlet and an exhaust gas outlet, an impeller housed in the casing and supported by a shaft, and a cleaning liquid supply tube for ejecting a cleaning liquid by which th... | 09/20/2005 |
| 6939398 | Drum scrubber The invention creates a new type of scrubbers: drum scrubber. In the drum scrubber, processed gas passes through a wet fiber filter, but unlike previously invented fiber-bed scrubber, the fiber is constantly cleaned. The cleaning is achieved by using filter material... | 09/06/2005 |
| 6592656 | Water apparatus for treating industrial waste products There is provided apparatus for treating water containing industrial waste products. A first tank contains water at a determined pressure. A second tank is placed inside the first tank and communicated with a lower portion thereof. It contains water at a ... | 07/15/2003 |
| 6521008 | Air filter for filtering induced air for internal combustion engines of motor vehicles In an air filter for filtering the intake air for internal combustion engines of motor vehicles, with a filter housing, which has an air inlet, an air outlet, and at least one water outlet disposed in the housing bottom, and with a replaceable filter matt... | 02/18/2003 |
| 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 |
| 6398849 | Process and apparatus for treating gaseous products of sol-gel manufacturing A process deals with gaseous by-products and tarry materials during formation of sol-gel bodies. Gaseous products from a dehydroxylation reactor pass into a gas-fluid contactor. During the early stages of heat treatment, an aqueous acid solution is recirc... | 06/04/2002 |
| 6270559 | Breathe clean air with aqua air-filter The upper cylinder with several holes perforated in the base is inserted and bolted to the lower cylinder with several holes perforated in the upper part of the wall of the larger cylinder. A circular damper plate is placed on top of the upper cylinder to... | 08/07/2001 |
| 6267805 | Apparatus for scrubbing a continuous flow of gas charged with solid particles The invention relates to an apparatus for scrubbing with water a continuous flow of charged gas, the apparatus including a scrubbing chamber; an inlet via which the scrubbing water is fed into the scrubbing chamber; a scrubbing throat for mixing the scrub... | 07/31/2001 |
| 6152997 | Water/air treatment system A water/air treatment system consisting of at least one water/air treatment unit, each water/air treatment unit including a water trough, a water pipe having a top end connected to a water source and a bottom end dipped in the water trough, and an expansi... | 11/28/2000 |
| 6063163 | Co-current and counter-current gas dehydration system According to the present invention, an inexpensive co-current and counter-current gas dehydration system, contactor apparatus, and operating method is provided which does not result in a need to clean equipment on a frequent basis. More specifically, ther... | 05/16/2000 |
| 6001154 | Gas-liquid contact apparatus The present invention provides a gas-liquid contact apparatus which can make the equipment more compact and reduce the cost while achieving high gas-liquid contact efficiency. In the apparatus of the present invention, an oxidation tank (2) is installed i... | 12/14/1999 |
| 5935283 | Clog-resistant entry structure for introducing a particulate solids-containing and/or solids-forming gas stream to a gas processing system A clog-resistant inlet structure for introducing a particulate solids-containing and/or solids-Forming gas stream to a gas processing system. The structure is composed of a gas-permeable wall enclosing a gas flow path, and an outer annular jacket circumsc... | 08/10/1999 |
| 5908491 | Air cleaner An air cleaner for efficiently providing clean air for a structure is comprised of a housing having an intake port and an exhaust port. At least one air chamber having a liquid reservoir at its base is disposed within the housing. A fan draws air through ... | 06/01/1999 |
| 5871562 | Air conditioning odor control apparatus and method An apparatus and method for introducing a liquid substance into air flowing into an environment includes a main container for containing a reservoir of the liquid substance, and exhaust fan for withdrawing air from within said container to thereby create ... | 02/16/1999 |
| 5226935 | Air humidification apparatus A movable device for improving the indoor air-environment comprising a water pump, a substantially vertical sheet element (10, 11, 12) which is so arranged that a free falling curtain-like stream of water (17) is formed at the upper end of the sheet eleme... | 07/13/1993 |
| 5201919 | Integral in-line gas scrubber A gas scrubbing device having inlet and outlet ports that allows a gas stream to enter the scrubber from the bottom and exit through the top. The gas direction is reversed several times, fed through a venturi to accelerate the gas flow, and passed over tw... | 04/13/1993 |
| 5180406 | Muffler for exhaust gases of a diesel engine An improved exhaust gas muffler for diesel engines comprises a housing of generally oval shaped cross-chamber, a partition plate disposed therein dividing the housing into an upper chamber and a lower chamber, a first and second generally cylindrical filt... | 01/19/1993 |
| 4797132 | Gas control apparatus A gas control apparatus, designed primarily for sewage treatment plants, comprising a large central storage tank containing water with a fluid inlet and a fluid outlet, a gas inlet under pressure a gas flow unit containing in part a baffle with holes, a g... | 01/10/1989 |
| 4722745 | Gas cleaning system for high top pressure blast furnaces A gas cleaning system of the type having a gas cooling tower includes a septum arrangement within the cooling tower which divides the cooling tower into upper and lower chambers and effects a pressure drop between the chambers by directing streams of high... | 02/02/1988 |
| 4684379 | Air cleaner assembly An air cleaner is illustrated having a transverse support carrying an eliminator blade assembled in a raised position above a downwardly inclined housing bottom. A means is provided for creating a seal for preventing the passage of air in the space beneat... | 08/04/1987 |
| 4676811 | Wet air cleaning apparatus A wet cleaning apparatus including a sealed container adapted to hold a liquid, such as water. A separator compartment is disposed within the container and has an open bottom extending into the liquid within the container. The air to be cleaned enters the... | 06/30/1987 |
| 4432779 | System of gas dehydration using liquid desiccants An improved method of dehydrating wet gas including the steps of passing the wet gas into a pool of glycol contained within a vessel, the gas passing upwardly through the pool and through at least two zones within the vessel in which the gas is subjected ... | 02/21/1984 |
| 3984219 | Engine exhaust purifier-muffler Engine Exhaust Purifier-Muffler comprising a box type body, a cylindrical filter connected to the exhaust pipe of engine is located at rear bottom conner inside the box, a plurality of perforated plate filter elements are stepwisely disposed inside the bo... | 10/05/1976 |
