Abstract: Provided is a steam generator (1000) which comprises a water tank (200); a heater unit (300) connected with the water tank so as to heat the water; and a spraying unit (500) connected with the heater unit (300), wherein raw water heated by the heater unit (300) is in a high-temperature and high-pressure state in the heater unit (300), and the high-temperature and high-pressure raw water is converted into steam by decompression when sprayed to the outside by the spraying unit (500). The steam generator, according to the present invention, can generate steam without a separate electric power supply device, can generate steam that is harmless to the human body without generating ozone, and can generates an abundant amount of atomized steam through a process for directly heating the supplied raw water by using a heating member disposed in a housing and then secondarily heating the steam of which a phase is primarily changed so as to atomize steam particles, thereby suppressing the ejection of condensed water.

Abstract: Disclosed are a composition for the prophylaxis of influenza viral infection comprising a sumac extract, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against influenza virus, the composition comprising a sumac extract can be applied to the prevention of influenza viral infection. Also, the filter coated with the composition can remove influenza viruses from the air so that it can be employed in an air cleaner for the prophylaxis of influenza viral infection.

Abstract: There is provided a compressor fixing structure capable of preventing vibrations from a compressor from being spread to the entirety of a product in which the compressor is installed. The compressor fixing structure includes: a plurality of support units disposed to have a polygonal structure and protruded from a bottom surface; a support unit anti-vibration rib protruded from a perimeter of each of the plurality of support units; and an outer anti-vibration rib surrounding the entirety of the plurality of support units and protruded from a bottom surface. Spreading of vibrations from a compressor installed in a product is minimized, reducing vibrations and noise generated by the compressor when the compressor is driven.

Abstract: There are provided a compressor noise suppressing structure and a dehumidifier having the same. The compressor noise suppressing structure includes an installation member fixed to a base frame to support and accommodate a component installed within a housing, and a noise-proof member extending from the installation member to cover at least one side of the compressor to block noise from the compressor. According to the compressor noise suppressing structure, noise generated when the compressor is operated is simultaneously blocked by the nose-proof member and the housing, and the installation member and the noise-proof member are configured as a single component, improving assembly characteristics and simplifying a fabrication process.

Abstract: There are provided an air leakage preventing structure and an air cleaner having the same. The air leakage preventing structure includes: a partition unit having an inlet opening formed on one side thereof to allow air to be introduced therethrough and having a rib formed to be protruded from the circumference of the inlet opening; an air blowing fan coupled to the partition unit and rotating to allow air to be introduced through the inlet opening; a motor unit connected to the air blowing fan to rotate the air blowing fan; and an air guide unit connected to the rib formed to be protruded from the partition unit to form an outlet opening, and preventing air leakage when air introduced through the inlet opening flows out through the outlet opening.

Abstract: Disclosed are a composition for the prophylaxis of influenza viral infection comprising tannic acid, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against influenza virus, the composition comprising tannic acid can be applied to the prevention of influenza viral infection. Also, the filter coated with the composition can remove influenza virus from the air so that it can be employed in an air cleaner for the prophylaxis of influenza viral infection.

Abstract: A method of finishing the operation of a heating unit based either on a temperature difference between a drying furnace temperature and a recycling gas duct temperature or on a temperature difference between an exhaust gas duct temperature and a recycling gas duct temperature instead of finishing the operation of the heating unit based only on the drying furnace temperature.

Abstract: Disclosed are a composition for the prophylaxis of influenza viral infection comprising tannic acid, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against influenza virus, the composition comprising tannic acid can be applied to the prevention of influenza viral infection. Also, the filter coated with the composition can remove influenza virus from the air so that it can be employed in an air cleaner for the prophylaxis of influenza viral infection.

Abstract: Provided are a heat exchanger, a food handler including the heat exchanger, and a manufacturing method of the heat exchanger. The heat exchanger comprises a main body wherein the plurality of flow channels passes through the inside of the heat exchanger in a first direction and a pair of cover members which is fastened to both ends of the main body in the first direction. The plurality of flow channels is composed of a first flow channel which functions as the path for a first flowing fluid which goes in and out through the cover members and a second flow channel which is connected to the side of the main body. Thermal exchange is performed between the first flowing fluid and the second flowing fluid in the direction wherein the first and second flowing fluids cross each other inside of the main body.

Abstract: Disclosed are a composition for the prophylaxis of new influenza A (H1N1) virus infection comprising a ginkgo extract, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against new influenza A (H1N1) virus, the composition comprising a ginkgo extract can be applied to the prevention of new influenza A (H1N1) virus infection. Also, the filter coated with the composition can remove influenza A (H1N1) virus from the air so that it can be employed in an air cleaner for the prophylaxis of new influenza A (H1N1) virus infection.

Abstract: The present invention provides a filtering device for a food waste treatment apparatus. The filtering device includes a hygroscopic filter unit (240) which is connected to a drying furnace (202) of the food waste treatment apparatus and removes water from gas generated by the treatment of food waste, and a deodorization filter unit (230) which is connected to the hygroscopic filter unit to filter the gas supplied from the hygroscopic filter unit. The hygroscopic filter unit may be integrated with the deodorization filter unit. The present invention can remove water from gas generated from the food waste treatment apparatus and thus prevent pollution of the surroundings of the apparatus and corrosion of the apparatus. Furthermore, by the virtue of the dehumidifying function, the present invention can enhance the efficiency of a deodorization filter and reduce the frequency of replacement of the deodorization filter, thus reducing the maintenance cost.

Abstract: The present invention provides a deodorization module and a food waste treatment apparatus having the same. The deodorization module includes a heat exchanger and an electrolytic cell. The heat exchanger conducts heat exchange between exhaust gas discharged from a drying furnace and cooling air drawn into the heat exchanger from the outside of the drying furnace. The electrolytic cell electrolyzes condensate water, formed by the heat exchange process of the heat exchanger, using bipolar packed bed electrolysis to remove offensive odors from the condensate water. The heat exchanger has flow channels therein so that the exhaust gas discharged from the drying furnace and the cooling air drawn from the outside flows along the flow channels in directions that cross each other. The food waste treatment apparatus includes the deodorization module, an intake and exhaust module and a heat exchanger having a stacked structure.

Abstract: Disclosed are a composition for the prophylaxis of influenza viral infection comprising tannic acid, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against influenza virus, the composition comprising tannic acid can be applied to the prevention of influenza viral infection. Also, the filter coated with the composition can remove influenza virus from the air so that it can be employed in an air cleaner for the prophylaxis of influenza viral infection.

Abstract: Disclosed are a composition for the prophylaxis of new influenza A (H1N1) virus infection comprising a ginkgo extract, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against new influenza A (H1N1) virus, the composition comprising a ginkgo extract can be applied to the prevention of new influenza A (H1N1) virus infection. Also, the filter coated with the composition can remove influenza A (H1N1) virus from the air so that it can be employed in an air cleaner for the prophylaxis of new influenza A (H1N1) virus infection.

Abstract: Disclosed are a composition for the prophylaxis of influenza viral infection comprising a sumac extract, an air filter coated with the same, and an air cleaner comprising the air filter. Having high inhibitory activity against influenza virus, the composition comprising a sumac extract can be applied to the prevention of influenza viral infection. Also, the filter coated with the composition can remove influenza viruses from the air so that it can be employed in an air cleaner for the prophylaxis of influenza viral infection.

Abstract: An exhaust valve apparatus and a drier of a food treatment system having the exhaust valve apparatus are disclosed. The drier includes a drum having an input port and a discharge port. A stirring screw is rotatably disposed in inner space of the drum, and includes rotary blades for stirring and crushing food waste put into the drum and a rotating shaft for supporting the rotary blades. A power supply unit is provided on a surface of the drum and provides power to the stirring screw to rotate the stirring screw. A heater is provided on the outer surface of a drum body and provides high temperature heat to the inner space of the drum when electric power is applied to the heater, thus drying the food waste. An exhaust apparatus is mounted to the lower surface of the discharge port and controls the discharge port.

Abstract: An air purifier provides various air purification functions relating to various environmental conditions by increasing a purification function relative to specific contaminants through replacement of a filter based on the environment to be purified. The air purifier includes a main body of a structure allowing air to pass therethrough. A replaceable filter is received into the main body and is replaceable on a basis of the environmental properties of a space to be purified, removing contaminants in the air passing through the main body. Further, the air purifier includes a dust collecting unit to charge dust particles electrically and to collect the dust particles by electrostatic attraction. In addition, a metal filter functions to collect the dust particles charged in the dust collecting unit, and a HEPA filter is used to collect micro-contaminants. The metal filter is positioned in front of the HEPA filter.

Abstract: A cyclone air purifier reduces pressure loss and noise generated from second cyclones and has an improved dust collecting efficiency. The cyclone air purifier includes a cylindrical main body, at least one first cyclone having at least one inlet formed through a side surface the main body to receive air therethrough and to perform a first dust separation operation on the air introduced therein having a first outlet pipe to discharge a first part of the air, and at least one second cyclone to receive a second part of the air from the first cyclone and to perform a second dust separation operation on the second part of the received air. An ionizer is installed in the first cyclone to ionize the dust in the air, and an inductor is installed in a guide duct, which connects the first and the second cyclones, to induce small particles of the ionized dust in the first cyclone into the second cyclone using an electrically attractive force.

Abstract: An air purifier has a simply manufactured and assembled ionizer, which improves the charging efficiency for dust particles using multi-directional discharge and prevents electrical accidents. The air purifier includes an ionizer and a collector. The ionizer includes a first electrode and at least two second electrodes, the first electrode having at least two hollow, semi-cylindrically shaped electrodes, the at least two electrodes being connected successively and in parallel so that the first electrode has a corrugated shape, and the at least two second electrodes are positioned at inner spaces defined by the hollow semi-cylindrically shaped electrodes, respectively. The collector is electrically charged with a polarity opposite to a polarity of charged dust particles.

Abstract: A filter for an air conditioner, including a carbon nanotube, wherein nano-sized metal particles of at least one type of metal are deposited into the carbon nanotube.