baber/WOPTO huggingface dataset:
Patent JP-2001242287-A (JP)
Title: Nuclear power plant
Inventor: KONDO NARUHITO
IPC: H01L35/32
Filed: 2000-02-28
Abstract: PROBLEM TO BE SOLVED: To provide a nuclear power plant wherein a thermoelectric converter for directly generating electricity is installed instead of a conventional steam generator installed in a reactor container. SOLUTION: This nuclear power plant is provided with a reactor pressure vessel for accommodating a reactor core and a primary coolant; a heat exchanger for transferring the heat of the primary coolant to a second coolant; and a connecting pipeline for connecting the reactor pressure vessel to the heat exchanger to allow the flow of the primary coolant. The thermoelectric converter comprising a thermoelectric generator having passages for the first coolant and second coolant to adjacently flow on the high temperature side and low temperature side of a thermoelectric element module, and generating power on the basis of the temperature difference is installed in the heat exchanger.  Structural members for a large number of heat transfer pipes, a generator turbine and a generator heretofore required, and a building for enclosing them are thereby dispensed with to provide the nuclear power plant that can improve economic performance, simplify a system, facilitate maintenance and improve the operating rate and safety of the power plant.
Patent JP-2001240982-A (JP)
Title: Method for making porous film using superfine particle
Inventor: KINEMUCHI YOSHIAKI
IPC: C23C26/00
Filed: 2000-02-29
Abstract: PROBLEM TO BE SOLVED: To provide a method for making a superfine particles which is capable of manufacturing the porous film not introduced with defects and having stable quality by dispersing the superfine particles of metal or ceramics into gas and recovering the superfine particles by suction to a porous base material and uses the revolutionary superfine particles exhibiting an excellent effect, such as a deposition rate higher than the deposition rate of a gaseous phase method as the amount of the supply of the superfine particles in the deposition is extremely large. SOLUTION: The method for making the metallic or ceramic porous film using the superfine particles characterized in that the porous film composed of the metal or ceramics is made by dispersing the superfine particles of <=0.1 μm in grain size into gas and recovering the same onto the heated porous base material.
Patent JP-2001250721-A (JP)
Title: Variable inductance coil
Inventor: NAYUKI KAORU
IPC: H01F17/00
Filed: 2000-03-06
Abstract: PROBLEM TO BE SOLVED: To provide a coil which can be easily and finely regulated in inductance. SOLUTION: A coil is equipped with coil patterns 1 and 2 of a conductor printed on an insulating board 10, where points that are each on the coil patterns 1 and 2 and adjacent to each other are shorted with a jumper to determine the inductance of the coil.
Patent JP-2001250148-A (JP)
Title: Document flotation preventing structure for automatic contract accepting machine
Inventor: NAKANOMORI KAZUHIRO
IPC: G06Q40/00
Filed: 2000-03-02
Abstract: PROBLEM TO BE SOLVED: To solve the problem that the air for conditioning an unmanned booth is an obstacle to stable image acquisition by flowing to under a confirmation or examination document to cause the document to float when flowing in an automatic contract accepting machine. SOLUTION: The air flowing in the device from the operation surface of the unmanned booth passes through a document set table, but an air protection wall is formed on the document set table to prevent the air from flowing to under documents placed on the set table.
Patent JP-2001250767-A (JP)
Title: Substrate treatment method and device
Inventor: KITANO JUNICHI
IPC: B05D1/40
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To eliminate deposits on a substrate in a short washing time, suppress oxidation of the substrate, and improve the coating property of resist liquid, for example, in a coating and development device. SOLUTION: A closed container 41 consisting of a lid 41a and a lower container 41b is provided in a cover body 54, and a supply pipe 47 of nitrogen gas is connected to the cover body 54. A light source unit 5A having a UV lamp 53 is provided at the lid 41a, and a gas supply path 46 of an HMDS gas is provided at the outside of the light source unit 5A. First, the inside of the cover body 54 is set to nitrogen atmosphere, ultraviolet rays are applied to a wafer W while the lid 41a of the closed container 41 is open for washing. Then, the lid 41a is closed and the HMDS gas is introduced into the closed container 14, and the hydrophobic treatment of the wafer W is performed, thus removing such deposits as an organic matter adhering to the wafer W by applying ultraviolet rays and hence improving the coating property of the resist liquid.
Patent JP-2000290218-A (JP)
Title: Method and apparatus for producing saturated carboxylic acid having 1-4 carbon atoms
Inventor: RUEDINGER CHRISTOPH
IPC: C07C51/42
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To provide a method and apparatus for producing a 1-4C saturated carboxylic acid, capable of obtaining a high acid yield and producing a by- product as an high-value-added substance. SOLUTION: When a reaction outlet gas is partially returned during reaction gas circulation and acid concentration in content returned by a separation process is decreased, a saturated or unsaturated 4C hydrocarbon or a mixture thereof is subjected to vapor phase oxidation in the presence of an oxygen- containing gas and steam at temperature of 100-400 deg.C reaction temperature under a pressure of 1.2×105 Pa to 51×05 Pa by using at least one catalyst to produce a 1-4C saturated carboxylic acid. In the production method, a crude acid is separated from reaction outlet gas by counterflow cleaning. Thereby, high selectivity is obtained and necessary energy consumption is decreased and high passive safety against danger of explosion is obtained and whole process execution can simply be formed thereby.
Patent JP-2001254240-A (JP)
Title: Moisture-absorbing/releasing exothermic composite yarn and material using the same
Inventor: MORI KENJIRO
IPC: D02G3/38
Filed: 2000-03-08
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composite yarn to be used in clothing requiring thermal insulation, and to provide a material using the subject composite yarn. SOLUTION: This moisture-absorbing/releasing exothermic composite yarn is obtained by double covering in S-twist and Z-twist fashion of 22 dtex/12f polyester filament yarns on blended yarns with a fineness of cotton count 40/- comprising 30 wt.% of acrylate-based moisture-absorbing/releasing exothermic fiber and 70 wt.% of polyester fiber so as to be 75:25 in the blend ratio off blended yarns/double covering yarns. The other objective material comprising the above composite yarn is also provided.
Patent JP-2001257351-A (JP)
Title: Semiconductor device and its manufacturing method
Inventor: USUDA KOJI
IPC: H01L21/336
Filed: 2000-03-10
Abstract: PROBLEM TO BE SOLVED: To provide a structure for forming a semiconductor element of high performance at a low cost and its manufacturing method by applying selectively sufficient strain to a channel layer in a desired semiconductor element alone, according to required element characteristic without losing effect by means of an SOI structure. SOLUTION: Two semiconductor layers of different compositions which are separated by an insulation layer are formed on an Si substrate, and a semiconductor device of desired characteristic is formed on each semiconductor layer.
Patent JP-2001254870-A (JP)
Title: Face to face adjusting device for flange joint
Inventor: TAKASHIBA MASASHI
IPC: F01D25/00
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To prevent partial tightening of a gasket fitted between faces of a flange joint. SOLUTION: A pair of right and left clamp fittings are fitted in the flange joint to nip and support it. A slope groove having downward gradient toward the radial direction of the flange joint is formed in the clamp fitting, and a slide gage is fitted in the slope groove. The slide gage is formed by a pedestal part and a pressing panel part, an upper part of the pedestal part is formed into a horizontal face, a stopper projection is protrudedly provided, and a bottom part of the pedestal part is formed into an inclined face having the same downward gradient as the slope groove of the clamp fitting. An operation handle moving the slide gage along the slope groove is attached to the pressing panel part.  The operation handle consists of a screw part screw-fitted in a screw hole of the clamp fitting, a shaft part inserted into the pressing panel part, a collar part formed in the shaft part, a shaft head part formed at a rear end of the shaft part, and a handle rod passing through the shaft head part.
Patent JP-2001257866-A (JP)
Title: Image editing device
Inventor: MATSUDA RYOICHI
IPC: G06Q10/10
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide an image editing device which enables an operator to edit an image through easy operation without any error in whatever format a document is handled. SOLUTION: A document dictionary 22 stores document information as information on the start ruled-line positions and end ruled-line positions of each filed of each format (document). A collating part 52 detects a ruled line from image data stored in an input image storage part 21 and collates the detected rule-line position with the document information stored in the document dictionary 22. Then the format of the image data is specified. An editing part 52 cuts a desired image out of the image data by using the collating result of the collating part 51 at an operator's choice.
Patent JP-2001258622-A (JP)
Title: Luminous ferrule structure for umbrella
Inventor: YO KYUYU
IPC: H01L33/00
Filed: 2000-03-13
Abstract: PROBLEM TO BE SOLVED: To provide luminous ferrule structure for umbrella that is to be attached to the tip of an umbrella, that has a good luminous effect and is useful. SOLUTION: The luminous ferrule structure of umbrella in which a tube (50) projecting outward is provided at the tip of an umbrella, and a luminous ferrule body (100) is provided at the projecting end of the tube (50), and the ferrule body (100), one end of which is connected to the umbrella, and the other end is provided with an opening (17), has a transparent external tube (10), in the interior of which a conical light reflecting portion (14), the tip of which faces toward the opening (17), is formed, an LED (30) as a luminous member provided in the opening (17) of the external tube (10) and emitting light toward the light reflection portion (14), and a switch member (40) provided at the end of the opening (17) of the external tube (10) and having a battery (45) and an elastic member (44) and electrically connected with the LED (30) through the battery (45) and the elastic member (44), provided projectingly with a button (42) in the center of the bottom, a cap (47) mounted over the tip of the button (42) in the bottom, and making the LED 30 emit light by pushing of the cap (47).
Patent JP-2001254496-A (JP)
Title: Universal joint for handrail
Inventor: MINAMIURA YOSHIYUKI
IPC: E04F11/18
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To provide a universal joint easy to hold as a part of a handrail by preventing torsional rotation of each unit while connecting the handrails in an angular-movable manner. SOLUTION: A shaft hole 11 of a connection member 10, and guide grooves 22, 22 of movable members 20, 20 to which the handrails T, T are connected are provided through a shaft member 30. The shaft member 30 holds the movable members 20, 20 on both sides of the connection member 10 via holding members 41, 42, and allows them to be coupled therewith. The relative torsional rotation of the shaft member 30 to the connection member 10 is regulated by an engagement projection 35 provided on the shaft member 30. In addition, the relative torsional rotation of the other movable member 20 to the other shaft member 30 is regulated by a square-sectional portion 34 provided on the shaft member 30. The torsional rotation of the connection member 10 is regulated via the other movable member 20 to which the handrail T is connected.
Patent JP-2001267196-A (JP)
Title: Position detecting apparatus, position detecting method, aligner and exposing method
Inventor: NAKAJIMA SHINICHI
IPC: G01B11/00
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To detect with a high accuracy the position of marks to be tested on an object to be tested. SOLUTION: A main control system 13 stores the results of detection of an image pickup element 41 when only illuminating light IL2 is emitted as a first correction value, and stores the results of detection of an image pickup element 44 when only illuminating light IL1 is emitted as a second correction value. The main control system 13 also calculates the amount of change of the relative position between the image pickup elements 41 and 44 from the results of detection of the image pickup elements 41 and 44 when the illuminating light IL1 or the illumination light IL2 is emitted.  The results of detection of the image pickup element 41 when both of the illumination light IL1 and IL2 is emitted are corrected by the first correction value and the position information of an alignment mark AM is calculated, the results of detection of the image pickup element 44 are corrected by the second correction value and the position information of an index mark 34 is calculated and the position information is corrected by the amount of change.
Patent JP-2001257083-A (JP)
Title: Lighting device and room equipped with the same and lighting method
Inventor: ISHIKAWA TARO
IPC: H05B37/02
Filed: 2000-03-09
Abstract: PROBLEM TO BE SOLVED: To provide an environment where people who work in the enclosed room such as a monitoring and control room can work and operate maintaining their biological rhythm throughout a day feeling the day and night like the natural condition. SOLUTION: The lighting lamp device comprises a first lighting lamp 3 corresponding to the light amount of the sunlight from sunrise to sunset and a second lighting lamp 4 of a different light color system corresponding to the light amount of the sunlight after sunset till sunrise. And it is equipped with lighting sensors 21, 22, and 23 for measuring the transitional change of the light amount of the sunlight and control the luminous intensity of the first lighting lamp 3 in accordance with the transitional change of the light amount of the sunlight from sunrise to sunset and control the luminous intensity of the second lighting lamp 4 in accordance with the transitional change of the light amount of the sunlight after sunset till sunrise, thereby giving the lighting inside the building same atmosphere lighting as that of day and night.
Patent JP-2001260403-A (JP)
Title: Thermal and manufacturing method
Inventor: NISHIO TATSUO
IPC: B41J2/335
Filed: 2000-03-14
Abstract: PROBLEM TO BE SOLVED: To prevent adverse effects by accumulative heat by improving a heat radiation efficiency of a thermal head. SOLUTION: In this thermal head, a protecting film 116 covering part of a first plane 108, an end face 102 of a heatproof substrate 100 of a long plate form and part of a second plane 112 covers the neighborhood of a heating element 106. The first plane 108 and the second plane 112 exposed from the protecting film 116 are electrically insulated by an insulating film 126. A radiator 120 for radiating heat generated from the heating unit 106 is mounted to the first plane 108 or the second plane 112 via a fluid thermal conduction substance 122. The protecting film 116 covers part of the first plane 108 and part of the second plane 112 by a length larger than a thickness of the end face 102 of the heatproof substrate 100.
Patent JP-2001267211-A (JP)
Title: Method and device for detecting position and method and device for exposure using the method for detecting position
Inventor: MIZUTANI HIDEO
IPC: G03F9/00
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To align an object to be inspected with high accuracy be reducing the position detecting error caused by the asymmetry of a diffraction grating- like mark. SOLUTION: Two luminous fluxes L03 and 30 having different frequencies are made incident to the diffraction grating-like mark WM formed on a wafer at prescribed incident angles and the ±3rd order diffracted light generated from the mark WM is detected by means of a photoelectric detector 33. Then, two luminous fluxes L04 and L40 having different frequencies are made incident on the mark WM at prescribed incident angles which are different from those of the luminous fluxes L03 and L30 and the ±4th order diffracted light generated from the mark WM is detected by means of the photoelectric detector 33.  The alignment of the wafer is performed by correcting the position detecting error caused by the asymmetry of the cross-sectional shape of the mark WM based on beat signals respectively obtained upon detecting the ±3rd order and ±quaternary diffracted light rays.
Patent JP-2001260196-A (JP)
Title: Mold clamping mechanism of molding machine
Inventor: ITO SUSUMU
IPC: B29C45/66
Filed: 2000-03-16
Abstract: PROBLEM TO BE SOLVED: To prevent the generation of inclination of a moving platen. SOLUTION: Ball spline nuts 6a, 6b are fitted to the moving platen 4. A part of a tie-bar 5 in which at least the platen 4 slides is made a ball spline shaft 7. The platen 4 and the tie-bar 5 are coupled through ball-spline coupling by the nuts 6a, 6b and the shaft 7. No play exists in the connected part by the ball spline coupling, the posture of the platen 4 is kept constant, inclination, etc., are not generated. When the platen 4 is moved by a driving source 10 through a toggle mechanism 11, and a mold fitted with a fixed platen 2 and the moving platen 4 is mold-released, the parallelism of a mold surface is maintained, and mold-release timing slippage by a position in the mold surface is not generated so that a quality molding can be obtained. A hole 12 for a sensor which measures the distortion of the tie-bar from the end face of the tie-bar 5 is formed.
Patent JP-2001260789-A (JP)
Title: Method of making air bag
Inventor: SHIKANUMA TADAO
IPC: B60R21/16
Filed: 2000-03-17
Abstract: PROBLEM TO BE SOLVED: To provide a method of making an air bag by easily, continuously and efficiently melting pieces of ground fabric which constitute the air bag, without being limited by the kind of the ground fabric. SOLUTION: The ground fabric is a fabric using fiber threads of 110 to 400 dtex in thickness and weighing 200 g/cm2 or less in cloth weight per unit area. Preferably, the fabric is covered with a heat resistant elastomer and the ground fabric is ultrasonically melted and cut into pieces which constitute the air bag.
Patent JP-2001226278-A (JP)
Title: Antiandrogen agent
Inventor: KISO AKINORI
IPC: A61P13/08
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To obtain both an antiandrogen agent by searching an antiandrogen action substance useful for hair growing, control of prostatic hypertrophy, etc., from naturally occurring substances having high safety and a hair growing cosmetic. SOLUTION: This antiandrogen agent and this hair growing cosmetic use an inhibitory action on testosterone 5α-reductase and an inhibitory action on androgen receptor bond which an extract of leaf of Clausena lansium (Lour.) Skeels with ethanol has.
Patent JP-2001226663-A (JP)
Title: Thermosetting foamable sealing material
Inventor: MATSUMIYA HISAO
IPC: C09K3/10
Filed: 2000-02-15
Abstract: PROBLEM TO BE SOLVED: To obtain a thermosetting foamable sealing material composition capable of reducing an amine smell resulting from a blowing agent, not causing scorching of cured material, improving the structural strength of a hollow body when a thermosetting foamable sealing material is arranged in the hollow body, is cured and expanded by heating and filled into the inside of the hollow body. SOLUTION: This thermosetting foamable sealing material composition comprises an epoxy resin component (A), a curing agent (B), an inorganic blowing agent (C) and a filler (D) as main components. The inorganic blowing agent (C) is one or more kinds of compounds selected from sodium hydrogencarbonate, sodium carbonate, sodium azide, sodium borate and sodium citrate.
Patent JP-2001264038-A (JP)
Title: Screw thread chipping detector and screw thread chipping detecting method
Inventor: KAMATA AKITOSHI
IPC: G01M13/00
Filed: 2000-03-21
Abstract: PROBLEM TO BE SOLVED: To provide a screw thread chipping detector and a screw thread chipping detecting method, capable of accurately detecting whether a screw thread is chipped off without damaging threads of the screw. SOLUTION: This detector is equipped with a fluid discharging means 1 for discharging a fluid to the threads 5 of a tested screw hole 3, bored in a worked component 2 in an oblique direction relative to the axial direction of the hole 3 and re-discharging the discharged fluid to the threads 5 of the hole 3 at a prescribed angle, a fluid-supplying means 8 connected to the means 1 to supply it with the fluid pressurized to a prescribed pressure, and a pressure detecting means 9 connected to the means 1 to detect the pressure of the supplied fluid.
Patent JP-2001259816-A (JP)
Title: Spray head for casting and spraying method with this
Inventor: FUNATSU SHOICHIRO
IPC: B05B1/14
Filed: 2000-03-23
Abstract: PROBLEM TO BE SOLVED: To provide a spray head for casting with which release of die can be purely applied in a short time, and a spraying method with this spray head. SOLUTION: In the spray head 14 supported by a head body 13 so as to be possible to advance/retreat through an air cylinder 16, an upper surface spray board 19, a lower surface spray board 20, a left surface spray board 21 and a right surface board 22 inserted into a space part K in the dies when the dies are opened, are arranged, and plural nozzles N1 directed to the perpendicular direction to the die surface, are disposed at the position faced to the die surfaces.
Patent JP-2000302444-A (JP)
Title: Production method comprising converting uranium alloy to uo2 powder and pellet
Inventor: LARSON RICHARD I
IPC: C01G43/025
Filed: 2000-03-24
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing high-quality UO2 powder through such a process that an acid solution containing metallic impurities and uranium oxide formed by oxidizing uranium-contg. alloy powder at high temperatures is subjected to solvent extraction to afford ammonium diuranate which is then heated. SOLUTION: This method for producing UO2 powder comprises the following steps: uranium-contg. alloy powder ground by a jaw crusher is oxidized in a furnace at 350-550 deg.C and converted to an alloy comprising U3O8 and metallic impurities, the alloy is then dissolved in nitric acid to form a uranyl nitrate slurry, which is then refined through filtration and/or solvent extraction to form an acid solution containing uranyl nitrate and the resultant solid waste and liquid waste are removed; subsequently, ammonium hydroxide as precipitant is added to the above acid solution to precipitate ammonium diuranate which, in turn, is separated from the mixture by centrifugal separation and then reduced by calcination in the presence of hydrogen into uranium dioxide (UO2);  the uranium dioxide powder thus obtained is subjected to mill grinding, slag conversion and granulation followed by pressing, sintering and polishing to produce pellets, which are then packed into fuel rods.