Abstract: A method of producing ultra-fine metal particles of the present invention includes: blowing metal powders of raw materials into reducing flame formed by a burner 3 in a furnace 5, wherein the metal powders are melted in the flame and allowed to be in an evaporated state, to thereby obtain the spherical ultra-fine metal particles. In the present invention, the atmosphere in the furnace 5 is preferably prepared such that the CO/CO2 ratio is within a range from 0.15 to 1.2. Also, a spiral flow-forming gas is preferably blown into the furnace 5, and the oxygen ratio of the burner 3 is preferably within a range from 0.4 to 0.8. As raw materials, a metal oxide and/or a metal hydroxide which contain the same metal as the metal powders may be used together with the metal powders.

Abstract: A method for producing nitrogen gas from a raw material gas using a PSA system, the method including using a second adsorbent, which is packed in an auxiliary adsorption tank provided in a line connecting two main adsorption tanks packed with a first adsorbent, to reduce the oxygen concentration within a recovered gas discharged from the main adsorption tank performing a depressurization equalization step, and then introducing the gas into the main adsorption tank performing a pressurization equalization step.

Abstract: According to the present invention, an adapter kit is provided in which a welding torch having a single nozzle structure is switched to a welding torch having a double nozzle structure. In an adapter kit (20A) which is installed in a switchable manner in a welding torch (1A) having a single nozzle structure, the present invention includes an attachment (7A) which is mounted to the torch body (5) in a state where the torch nozzle (inner nozzle) (6A) is inserted into the attachment after the gasket is removed and in which a flow channel that supplies a second shielding gas is provided, and an outer nozzle (8A) that is mounted to the attachment (7A) surrounding the periphery of the torch nozzle (6A) and discharges a second shielding gas.

Abstract: The present invention is to provide a drug for analysis of a water transport function of a membrane protein in a biological tissue, wherein the abundance of one or both of 17O water molecules or 18O water molecules in the drug is greater than their abundance in natural water. Furthermore, the present invention is to provide a method of analysis of a water transport function of a membrane protein in a biological tissue, a usage of the drug for analysis of a water transport function, and a method of diagnosis diagnosing pathologies caused by abnormalities of the water transport function.

Abstract: A cryopreservation vessel of the present invention includes a vessel body which holds a low-temperature liquefied gas, a cap which closes an opening section of the vessel body and has a plurality of through holes that are formed so as to pass through in a vertical direction, and ampoule storing tools which are housed so as to be able to pass through the through holes of the cap, and the ampoule storing tools are each comprised of a support pillar and a plurality of ampoule storing sections which are equipped with the support pillar so as to be arrayed in a vertical direction of the support pillar.

Abstract: A cryopreservation device of the present invention includes: a cryopreservation vessel; a house which houses the cryopreservation vessel; and a handling robot provided on the house, wherein the cryopreservation vessel comprises a vessel body which holds a low-temperature liquefied gas, a cap which closes an opening section of the vessel body and has a plurality of insertion holes formed to pass through in a vertical direction, and ampoule storing tools which are housed so as to be able to pass through the insertion holes of the cap, in which the ampoule storing tools are each comprised of a support pillar and a plurality of ampoule storing sections which are attached to the support pillar so as to be arrayed in a vertical direction of the support pillar, and an ampoule-putting-in/out work hole is formed in the cap so as to pass through in a vertical direction.

Abstract: A reaction device having improved temperature control precision and reduced usage of heat transfer medium. The device includes a heat transfer medium circulation tube in contact with an outer wall of a reaction vessel containing a reaction liquid. The device has an inlet for the liquid heat transfer medium at the lower end portion of the heat transfer medium circulation tube, and an outlet for the heat transfer medium. Gaps between the heat transfer medium circulation tube and the reaction vessel outer wall include a filler in which a liquid can flow inside the filler. The outlet is formed so that the liquid heat transfer medium is discharged toward the filler. A member presses the heat transfer medium circulation tube against the outer wall of the reaction vessel. An outer vessel hermetically covers the outer circumference of the reaction vessel.

Abstract: Provided is a heat exchanger in which heat exchange between a low-temperature cooling medium and brine and heat exchange between brine and hydrogen gas can be efficiently performed and downsizing of cooling facilities or reduction in facility cost can be attained. The heat exchanger comprises: a vacuum insulated container 12 which is filled with brine, a lid 13 closing an upper portion opening of the container, a rotation axis 14 arranged in the axis direction of the container, a propeller 15 provided on the rotation axis, a helical hydrogen gas cooling tube 16, 17 provided in a vertically two-stage structure around the rotation axis and the propeller, and a cooling medium tube 18 for cooling brine which is arranged around the hydrogen gas cooling tubes.

Abstract: Provided is an air separation method and apparatus in which consumed power source can be reduced when oxygen is collected in a three-column process, including: a first separation step in which feed air is separated into high pressure nitrogen gas and high pressure oxygen-enriched liquid air; a second separation step in which a high pressure oxygen-enriched liquid air is separated into medium pressure nitrogen gas, and medium pressure oxygen-enriched liquid air; a first indirect heat exchange step in which a medium pressure nitrogen gas is condensed and a low pressure oxygen-enriched liquid air is vaporized by indirect heat exchange; and a third separation step in which a low pressure oxygen-enriched air is separated into low pressure nitrogen gas and low pressure liquid oxygen.

Abstract: An exhaust gas processing method of the present invention includes sequentially introducing an exhaust gas from a semiconductor manufacturing equipment to a combustion-based detoxifying device, a dust collector, and a two-stage gas cleaning device, so as to process the exhaust gas, wherein the two-stage gas cleaning device is comprised of a first-stage gas cleaning device and a second-stage gas cleaning device, and gas cleaning is performed in the first gas cleaning device that uses water as a cleaning solution and subsequently in the second gas cleaning device that uses an alkaline aqueous solution as a cleaning solution.

Abstract: A pre-purification method of feed air for cryogenic air separation, which includes; (a) an adsorption step wherein a compressed feed air is supplied in an adsorption column, wherein a moisture adsorbent and a carbon dioxide adsorbent are filled in this order from the side where the feed air is introduced in the column, to remove water and carbon dioxide from the feed air; (b) a decompression step wherein pressure in the adsorption column is reduced; (c) a heating step wherein the adsorbents in the decompressed column are heated and regenerated, and the heating step includes a total heating step wherein the moisture adsorbent and the carbon dioxide adsorbent are heated and a partial heating step wherein the moisture adsorbent is heated; (d) a cooling step wherein the adsorbents are cooled by introducing a purge gas, which is not heated, to the adsorption column; and (e) a pressurization step wherein the cooled adsorbents are pressurized by purified air.

Abstract: A methane separation method of the present invention at least includes: mixing the biogas and an absorbing liquid that absorbs carbon dioxide in a mixer so as to form a mixed fluid of a gas-liquid mixed phase; introducing the mixed fluid into a first gas/liquid separator so as to separate the mixed fluid through gas/liquid separation into methane and a CO2-absorbed liquid formed due to an absorption of the carbon dioxide by the absorbing liquid; recovering methane separated in the first gas/liquid separator; and supplying the CO2-absorbed liquid through a supply port of a membrane module comprised of a container and a plurality of hollow fiber permeable membranes built therein to inside of the membranes so as to make the CO2-absorbed liquid permeate the permeable membranes, and lowering a pressure outside the permeable membranes to a level lower than that inside the permeable membranes.

Abstract: A method which separates a component which is easily adsorbed by an adsorbent and a component which is not easily adsorbed by the adsorbent, from a feed gas which includes at least two kinds of components, with adsorption columns, wherein the adsorbent is filled in the adsorption columns and has strong adsorbability with respect to at least one kind of component included in the feed gas, and also has weak adsorbability with respect to at least one kind of other components included in the feed gas, and a temperature of the adsorbents which is filled in the column is maintained to be higher than the highest temperature of an ambient temperature around the adsorption columns which is variable throughout the year.

Abstract: The present invention provides a vapor-phase growth apparatus, including: a reaction furnace in which a susceptor is removably installed, and in which vapor-phase growth is conducted; a transport robot which transports the aforementioned susceptor; a glove box which accommodates the pertinent transport robot and the aforementioned reaction furnace; an exchange table which is set up inside the pertinent glove box, and on which a susceptor is temporarily mounted during susceptor replacement; and an exchange box which is provided in a side wall of the aforementioned glove box, and in which susceptor replacement is conducted; and wherein the aforementioned exchange table comprises a positioning device which rotates upon mounting of the aforementioned susceptor, and which determines a position of the aforementioned susceptor in a rotational direction by stopping at a prescribed rotational position.

Abstract: The present invention includes a kneading chamber (2) which kneads a material to be kneaded (G), a gas introduction part (3) which introduces an inert gas in the chamber (2), a concentration measurement part (4) which measures the oxygen concentration in the chamber (2); an arithmetic operation section (30) which performs operation to make the inside of the chamber (2) achieve the target oxygen concentration; and a control section (31) which controls the part (3) according to the result obtained by the section (30); wherein the section (30) performs operation to set the inside of the chamber (2) to the target oxygen concentration while comparing the oxygen concentration measured during kneading by the part (4) and target oxygen concentration set in advance; and the section (31) controls a purge flow rate and purge time of an inert gas introduced in the kneading chamber (2) from the part (3) based on the operation result, in kneading performed after the operation.

Abstract: A method for producing a fluorine-containing substituted compound, the method including: introducing an organofluorine compound and an organolithium compound into a microreactor provided with a flow path capable of mixing a plurality of liquids, to thereby obtain a reaction product; and introducing, into the microreactor, the reaction product and an electrophile exhibiting electrophilic effect on the reaction product, to thereby obtain a fluorine-containing substituted compound.

Abstract: The present invention provides a susceptor which is rotatably provided in a chamber and has a plurality of substrate mounting parts, and a substrate on which a thin film is deposited is rotatably mounted on the substrate mounting part, and the susceptor has a disk-shape wherein there is an opening at an inner periphery of the susceptor, into which a rotating shaft to rotate the susceptor is inserted, and the susceptor has a plurality of notches extending in a radial direction at an outer periphery and/or a periphery of said opening.

Abstract: The present invention includes: a light-transmissive reaction cell (21) into which a process gas is supplied and the process gas is photochemically reacted by laser light; a metal mirror (19) which is set up outside of the light-transmissive reaction cell (21) so as to encompass the light-transmissive reaction cell (21), and which reflects laser light; and a cryostat (11) which is configured to accommodate the light-transmissive reaction cell (21), the metal mirror (19), and a cryogenic liquid (12), and which maintains a temperature of the metal mirror (19) at a cryogenic temperature by the cryogenic liquid (12).

Abstract: This gas purifying process removes trace constituents from a mixed gas that includes a rare gas and nitrogen as main components, and at least one from among hydrogen, nitrogen and hydrogen reaction products, and water vapor as the trace constituent. This process sequentially carries out an adsorbing step for removing water vapor and nitrogen and hydrogen reaction products; a hydrogen oxidation step for converting the hydrogen into water vapor by means of a hydrogen oxidation catalytic reaction in the presence of oxygen; and a drying step for removing water vapor generated in the hydrogen oxidation step. When nitrogen oxides are included as a trace constituent, then a denitration step is carried out prior to the adsorbing step, to convert nitrogen oxides into nitrogen and water vapor by means of a catalytic denitration reaction in the presence of a reducing substance.

Abstract: A gasket according to the present invention is for sealing a valve or pipe used in a high-pressure gas supplying equipment, which is comprised of a polymer material containing magnetic particles. Also, in a determination method of deterioration and damages of a gasket according to the present invention, the aforementioned gasket is used as the gasket for sealing a valve or pipe in a high-pressure gas supplying equipment, and the magnetic force of the gasket is measured to determine the deterioration and the damages of the gasket.