Abstract: A white porous polyester film of the present invention comprising a polyester-based monopolymer/copolymer blend, a crystalline polymer resin which is not miscible with a polyester and has a heat deformation temperature of 90° C. or higher, inorganic particles, a whitening agent, and a stabilizing agent has improved optical properties, and thus is useful as a film for use in printing, labeling, electronics, and display applications.

Abstract: A detachable handle for a cooking container. The detachable handle includes a body having a first end with a grasping surface, a cover coupled to a top surface of the body, a movable member movable by a predetermined distance on the top surface of the body and forming a grasping portion that defines with the grasping surface a gap in which a flange portion of a cooking container is inserted, and an operating unit allowing the movable member to slide and fix and release the flange portion of the cooking container.

Abstract: Disclosed herein is a method of preparing a palladium alloy composite membrane for hydrogen separation, including (a) providing a first metal coating layer on a porous support using a dry sputtering deposition process; (b) providing a palladium coating layer on the first metal coating layer using a dry sputtering deposition process; and (c) heat treating the palladium coating layer to form an alloy layer of palladium and the first metal.

Abstract: Disclosed are a pressure swing adsorption apparatus for hydrogen purification and a hydrogen purification method using the same. The pressure swing adsorption apparatus for hydrogen purification includes a plurality of adsorption columns connected with a feed supply pipe, a hydrogen storage tank for collecting purified hydrogen from the adsorption columns, and valves for opening or closing a plurality of pipes connected to the respective adsorption columns, and the adsorption columns are packed with adsorbent beds of active alumina or silica gel, activated carbon, zeolite 13X, zeolite 5A, and a carbon monoxide-selective adsorbent other than the zeolite 5A, in order to remove carbon dioxide, methane, and carbon monoxide from a hydrogen-containing gas mixture supplied through the feed supply pipe, and the content of carbon monoxide in the discharged hydrogen is minimized through sequential adsorption on the adsorbents in the adsorption columns.

Abstract: A pump for supplying a cryogenic liquid coolant in accordance with the present invention includes: a housing having an inlet port for introducing a cryogenic liquid coolant, an outlet port for discharging the cryogenic liquid coolant introduced through the inlet port, and a chamber for connecting the inlet port and the outlet port; an impeller rotatably retained in the housing for introducing the cryogenic liquid coolant through the inlet port and discharging the same through the outlet port; and a vapor exhausting part provided in the housing for exhausting vapor generated from the cryogenic liquid coolant.

Abstract: The present invention relates to an adsorbent for separating carbon monoxide from a gas mixture including hydrogen gas and a method of preparing the same. The adsorbent for selectively separating monoxide includes a solid material, which is a solid support impregnated and dispersed with a cuprous salt by bringing the solid support into contact with a cuprous salt solution stabilized by dissolving a cuprous salt or a cuprous salt mixture in a solvent. The adsorbent is advantageous in that the selectivity for carbon monoxide is improved, so that the amount of carbon monoxide included in the gas mixture is decreased to infinitesimal quantities, thereby producing high-purity hydrogen products.

Abstract: A superconducting rotating machine having a cooler for a rotator is provided. The superconducting rotating machine includes a rotator wound with a superconducting coil, a stator enclosing the rotator and separated therefrom by a predetermined gap, the cooler having a cold head directly attached to the rotator and at least one compressor connected with the cold head, and a flexible coupling disposed between the cold head and the compressor and enabling a cryogenic refrigerant to flow therein. The cold head is directly connected to the rotator, and the cold head and the compressor are driven using the flexible coupling, so that it is possible to prevent vibration of the compressor and enhance cooling efficiency by thermally separating the cryogenic cold head from the compressor.

Abstract: A cooling device for current lines of a superconducting rotating machine, which is capable of removing heat generated from the current lines of the superconducting rotating machine, thereby effectively preventing a superconducting coil from being deformed due to the heat generated from the current lines, is disclosed. The cooling device includes heat conduction members respectively mounted to outer surfaces of the current lines. Each heat conduction member is in contact with an inner peripheral surface of the stator such that the heat conduction member transfers, to the stator, heat generated from a corresponding one of the current lines. The heat conduction member further includes insulators each surrounding a corresponding one of the current lines between a corresponding one of the heat conduction members and a power slip ring arranged in the stator, to thermally insulate the heat generated from the corresponding current line.

Abstract: The rotary type ultralow temperature refrigerant supply apparatus includes a refrigerant introduction pipe coupled to the super conductive rotor for supplying a liquid-phase ultralow temperature refrigerant cooled by the refrigeration system to the evaporator, a refrigerant withdrawal pipe disposed spaced apart from the refrigerant introduction pipe for withdrawing a gas-phase ultralow temperature refrigerant obtained through the evaporation of the liquid-phase refrigerant by the evaporator and guiding the withdrawn gas-phase ultralow temperature refrigerant to the refrigeration system, and a vacuum housing fixedly disposed outside the refrigerant introduction pipe and the refrigerant withdrawal pipe, the vacuum housing having a vacuum heat insulation space defined inside.

Abstract: A detachable handle for a cooking container. The detachable handle includes a body having a first end with a grasping surface, a cover coupled to a top surface of the body, a movable member movable by a predetermined distance on the top surface of the body and forming a grasping portion that defines with the grasping surface a gap in which a flange portion of a cooking container is inserted, and an operating unit allowing the movable member to slide and fix and release the flange portion of the cooking container.

Abstract: The invention describes combustors and steam reformers and methods of combustion and steam reforming. For example, integrated combustion reactors are described in which heat from combustion is transferred to an endothermic reaction. Thermally efficient reactors and methods of alcohol steam reforming are also described. Also described is an integrated combustor/reformer containing a methanation catalyst.

Abstract: An image forming apparatus provides visual feedback according to a determination of whether an input window is activated. The image forming apparatus includes an input unit which receives input of letters or numbers, and a user interface unit which generates a user interface screen including an input window to display information input through the input unit and changes the size of the input window if the input window is activated. Accordingly, direct and instant visual feedback can be provided.

Abstract: An image forming apparatus which adds an identifier to at least one file includes a display panel unit to display at least one file having an identifier to distinguish the at least one file from at least one general file, and a control unit to display the at least one file having the identifier distinctly from the at least one general file on the display panel unit. Accordingly, the user can retrieve a desired file more rapidly, increasing user convenience.

Abstract: The invention describes combustors and steam reformers and methods of combustion and steam reforming. For example, integrated combustion reactors are described in which heat from combustion is transferred to an endothermic reaction. Thermally efficient reactors and methods of alcohol steam reforming are also described. Also described is an integrated combustor/reformer containing a methanation catalyst.

Abstract: The present invention provides steam reforming catalyst compositions containing Pd and Zn, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties of the present invention, including low temperature activity and/or low carbon monoxide output, are also described. Methods of making a steam reforming catalyst are also provided.

Abstract: An image forming apparatus to provide a visual feedback in response to a manipulation of a navigation key includes a display panel unit, a navigation which is selectable and rotatable, to perform a menu navigation over the display panel unit according to at least one of a selection and a rotation thereof, a state indicating unit to operate in a display pattern to correspond to a manipulation state of the navigation key, and a control unit to control the state indicating unit according to the manipulation state of the navigation key. As a result, a direct, instant, and visual feedback is provided.

Abstract: Disclosed herein is a method of preparing a palladium alloy composite membrane for hydrogen separation, including (a) providing a first metal coating layer on a porous support using an electroplating process; (b) providing a palladium coating layer on the first metal coating layer using a dry plating process; and (c) heat treating the palladium coating layer to form an alloy layer of palladium and the first metal.

Abstract: A heater has microchannels for uniform heating, and includes an upper plate having an inlet of material to be heated, a fuel inlet and an oxidant inlet. A lower plate has a heated material outlet and an exhaust gas outlet. A plurality of combustion thin plates and a plurality of heat transfer thin plates are alternately layered between the upper and lower plates. Each of the combustion thin plates and the heat transfer thin plates has an inlet hole of material to be heated, a heated material outlet hole, an oxidant hole, an exhaust gas hole, a fuel hole, and microchannels formed at respective corresponding positions. The upper plate is aligned with the combustion thin plate contacting the lower surface thereof, and the lower plate is aligned with the heat transfer thin plate contacting the upper surface thereof.

Abstract: The present invention disclose a method for preventing discoloration of walnut during cooking by adding caustic soda, a cooking process of walnut porridge of which discoloration is inhibited, and walnut porridge prepared by the same. The addition of the caustic soda neutralizes tannic acid contained in the inner shell of the walnut causing discoloration of walnuts during cooking. The inventive walnut porridge retains the walnut's intrinsic color, having experienced the least discoloration into dark greyish color during cooking, and exhibits enhanced sensory attributes without losing its natural taste.

Abstract: The present invention provides steam reforming catalyst compositions containing Pd and Zn, and methods of steam reforming alcohols over a catalyst. Surprisingly superior results and properties of the present invention, including low temperature activity and/or low carbon monoxide output, are also described. Methods of making a steam reforming catalyst are also provided.