Abstract: The steel material consists of, in mass %, C: 0.25% to 0.35%, Si: 0.05 to 0.35%, Mn: 0.85 to 1.20%, P: 0.080% or less, S: 0.030 to 0.100%, Cr: 0.10% or less, Ti: 0.050% or less, Al: 0.050% or less, N: 0.005 to 0.024%, and O: 0.0100% or less, with the balance being Fe and impurities, and Fn1 defined in the specification is 1.00 to 2.05, and Fn2 defined in the specification is 0.42 to 0.60. A surface number density of MnS single inclusions and MnS composite inclusions having an equivalent circular diameter of 5.0 ?m or more is 20/mm2 or more. A ratio of the total number of MnS single inclusions and MnS composite inclusions with respect to the total number of inclusions is 70% or more. A ratio of the number of MnS composite oxides with respect to the total number of oxides is 30% or more.

Abstract: An ultrasonic flowmeter includes: a flow path body having a flow path through which a fluid to be measured flows; a pair of ultrasonic transducers disposed in the flow path body; a substrate fixed to the flow path body; a sensor plate on which a temperature sensor for detecting a temperature of the fluid to be measured is disposed, the sensor plate being flat; and an arithmetic unit that calculates a flow rate of the fluid to be measured from a propagation time of ultrasonic waves between the pair of ultrasonic transducers and the temperature detected by the temperature sensor. The sensor plate is configured to project from the substrate and to project into a flow path cross-section of the flow path from a sensor hole provided in the flow path body at a time of fixing the substrate to the flow path body.

Abstract: A refrigeration apparatus includes: a casing that houses a compressor therein; a four-way switching valve; an accumulator; a first pipe that causes a refrigerant to flow between the four-way switching valve and a discharge portion of the compressor; and a second pipe that causes a refrigerant to flow between the four-way switching valve and the accumulator. The four-way switching valve, the first pipe, and the second pipe are all made of stainless steel.

Abstract: An endoscope includes: an endoscope operation unit; an insertion observation unit that extends forward from the endoscope operation unit in a longitudinal direction; and a protective cap that covers the insertion observation unit and is detachably attached to the endoscope operation unit. The protective cap includes a color index portion that adjusts white balance. The color index portion is disposed inside the protective cap at a position facing a tip of the insertion observation unit, and the color index portion includes a curved surface in a sectional view in the longitudinal direction of the insertion observation unit.

Abstract: A refrigerant pipe of a refrigeration apparatus includes: a first pipe, made of stainless steel, through which a refrigerant flows; a joint pipe, made of a material different from stainless steel, disposed on an outer peripheral surface of the first pipe; and a second pipe, having a diameter smaller than a diameter of the first pipe, connected to the outer peripheral surface of the first pipe via the joint pipe. A surface of the second pipe at which the second pipe is connected to the joint pipe is made of a material identical to the material of the joint pipe.

Abstract: A refrigerant pipe that constitutes a refrigerant circuit of a refrigeration apparatus includes: a first pipe; and a second pipe. The first pipe includes: a first pipe body, made of stainless steel; and a first connection, made of a material different from stainless steel, disposed at an end of the first pipe body in a pipe axial direction of the first pipe body. The second pipe includes: a second pipe body, made of stainless steel; and a second connection, made of a material identical to the material of the first connection, disposed at an end of the second pipe body in a pipe axial direction of the second pipe body. The first connection is connected to the second connection.

Abstract: This method produces methanol with reduced dependency on fossil fuel. The method includes: a gas acquisition step of acquiring a gas (G1) containing hydrogen by a pyrolysis reaction and/or a dehydrogenation reaction of a hydrocarbon; and a conversion step of converting at least part of the gas (G1), and a source gas containing (G2) carbon oxide into methanol. In the conversion step, the reaction is allowed to proceed by condensing a high boiling point component containing converted methanol and water, and discharging the high boiling point component condensed to the outside of the reaction system.

Abstract: This method includes a gas acquisition step (S1) of obtaining a gas containing a carbon oxide and hydrogen from a waste material from which methanol is to be produced and a conversion step (S6) of bringing at least a portion of the gas into contact with a catalyst to convert the portion of the gas into methanol in a gas phase, in which, in the conversion step (S6), the reaction is allowed to proceed by condensing a high-boiling-point component containing methanol obtained as the result of the conversion and water and then discharging the condensed product to the outside of a reaction system.

Abstract: In a chemical reaction device that improves a yield of a product and that causes a reaction, progress of which in a gaseous phase is restricted by a chemical equilibrium between a source material and the product, a cumulative value is not less than 500 mm2, the cumulative value being obtained by cumulatively adding, from one end to the other end of a cooling surface in a height direction, products of (i) a distance L between (a) a surface of a catalyst layer which surface is in contact with a transmission wall and (b) an outer surface of the cooling surface and (ii) a height H of the catalyst layer corresponding to the outer surface having the distance L.

Abstract: A method for analyzing a cause of prolonging coagulation time of a blood specimen includes: adding a calcium solution to a first sample resulting from a first waiting time from mixing of a blood specimen from a subject and a measurement reagent for an activated partial thromboplastin time; obtaining a first coagulation time and/or a first parameter regarding a differential of a coagulation waveform, for the first sample; adding the calcium solution to a second sample resulting from a second waiting time, which is longer than the first waiting time, from mixing of the blood specimen from the subject and the measurement reagent; obtaining a second coagulation time and/or a second parameter regarding a differential of a coagulation waveform, for the second sample; and obtaining information regarding a cause of prolonging a coagulation time, on the basis of the first and second coagulation time and/or the first and second parameter.

Abstract: A source material gas (31) is supplied to a catalyst (30), a first heating medium (21) is caused to flow through a first heat exchange section (22) so that a temperature of a surface of the first heat exchange section (22) on a catalyst side is maintained higher than a dew point of a reacted gas (32), a second heating medium (51) is caused to flow through a second heat exchange section (52) so that a temperature of a surface of the second heat exchange section (52) on a space (4) side is maintained not higher than the dew point of the reacted gas (32), and a liquid obtained by condensation in the space (4) is allowed to fall down so as to be separated from the source material gas.

Abstract: The present specification discloses a method of producing a concentrated carbonate aqueous solution. The present invention relates to a method for producing a concentrated carbonate aqueous solution, comprising a step of dewatering a hydrogen carbonate aqueous solution by means of a salt blocking membrane to prepare a concentrated hydrogen carbonate aqueous solution, wherein the concentrated hydrogen carbonate aqueous solution obtained in the above step is heated to thermally decompose the hydrogen carbonate into carbonate, carbon dioxide and water, and to evaporate water to obtain a concentrate of the carbonate aqueous solution.

Abstract: An extrusion molding device 1 comprises a first pipe 10, a screw 2B that is provided in the first pipe 10, a second pipe 50 that is connected to the outlet of the first pipe 10, a flow adjustment plate 20 that is disposed between the first pipe 10 and the second pipe 50, and a die 90 that is connected to the outlet of the second pipe 50. The second pipe 50 includes, in order from the side of the first pipe 10, a first portion 32 having a constant inner diameter, a second portion 34 having an inner diameter that decreases as the second portion 34 extends from the first portion 32, and a third portion 36 having a constant inner diameter. The second portion 34 is undetachably integrated with the first portion 32, and the third portion 36 is undetachably integrated with the second portion 34.

Abstract: Provided is a green-honeycomb molded body holder which can suppress a decrease in the dimension accuracy of a green-honeycomb molded body. Provided is a green-honeycomb molded body holder 1G for supporting a side surface of an extruded cylindrical green-honeycomb molded body with the longitudinal direction of the green-honeycomb molded body horizontal, the holder 1G comprises flexible body sections 83a, 83b, the body section 83b has, in an upper section of the body section 83b, a groove 87 that supports a side surface of the green-honeycomb molded body, and a cavity 80 is formed below the groove 87 of the body section 83b.

Abstract: A magnetic absolute encoder with enhanced resolution is provided. A first cycle determining section 27 utilizes data stored in a fourth angle data storing section 23 to determine in which cycle of m cycles of the fourth angle data, fifth angle data, which has been newly computed in response to rotation of a rotary shaft 1, occurs. A second cycle determining section 29 determines in which cycle of n cycles of first angle data that occur in first determined cycle, the newly computed fifth angle data occurs. A third cycle determining section 31 determines in which cycle of N1 cycles of the first angle data, the current first angle data occurs, based on the first determined cycle and second determined cycle. An absolute position determining section 33 determines the absolute position based on third determined cycle and the digital value of the current first angle data.

Abstract: It is an object of the invention to provide a cooking device and a cooking method which can quickly discharge a steam supplied into a heating chamber from the heating chamber and can cook an object to be heated through uniform steam heating by setting the steam in the heating chamber to have a suitable temperature for the cooking. A cooking device (100) for supplying a steam S to a heating chamber (11) accommodating an object M to be heated, thereby heating the object M to be heated includes steam supplying means for supplying the steam (S) to the heating chamber (11), and air discharging means for discharging the steam supplied to the heating chamber (11) from the heating chamber (11).

Abstract: A magnetic absolute encoder with enhanced resolution is provided. A first cycle determining section 27 utilizes data stored in a fourth angle data storing section 23 to determine in which cycle of m cycles of the fourth angle data, fifth angle data, which has been newly computed in response to rotation of a rotary shaft 1, occurs. A second cycle determining section 29 determines in which cycle of n cycles of first angle data that occur in first determined cycle, the newly computed fifth angle data occurs. A third cycle determining section 31 determines in which cycle of N1 cycles of the first angle data, the current first angle data occurs, based on the first determined cycle and second determined cycle. An absolute position determining section 33 determines the absolute position based on third determined cycle and the digital value of the current first angle data.

Abstract: A display panel which is adapted to be mounted on an electronic apparatus, includes a first printed display layer, a transparent material layer that is provided on the first printed display layer, and a second printed display layer that is provided on the transparent material layer so as to correspond to the first printed display layer. The first printed display layer, the transparent material layer and the second printed display layer are integrally formed to each other. The second printed display layer is displayed from the first printed display layer side through the transparent material layer.

Abstract: A challenge to be met by the present invention is to provide a vibration detection sensor which can be applied to various instruments or fields requiring accurate detection and measurement of vibration. A vibration detection sensor (100) has a substrate (2), and a cable-shaped piezoelectric element (1) connected directly to at least one end of the substrate. The cable-shaped piezoelectric element (1) has along a radial direction thereof a core electrode (3), a piezoelectric member (5) disposed around the core electrode, an outer electrode (7) disposed around the piezoelectric member, and a sheathing layer (9) disposed around the outer electrode.

Abstract: There is constructed a constitution such that a shunt resistor 30 is interposed in series with a portion capable of measuring an output current of a unidirectional power source portion 1 of a high frequency heating apparatus and a voltage generated at the shunt resistor 30 is outputted by a buffer 31. Further, an operational amplifier 3101 having a high input impedance is used for the buffer 31. Further, a diode bridge 101 and a semiconductor switching element 205 are fixed to a common heat radiating plate 33, the heat radiating plate 33 is formed with a notched portion 33a to thereby ensure insulating distances to the diode bridge 101 and the semiconductor switching element 205, and the shunt resistor 30 is arranged on a straight line the same as that between the diode bridge 101 and the semiconductor switching element 205.