baber/WOPTO huggingface dataset:
Patent JP-2002307078-A (JP)
Title: Crystallization dephosphorization equipment
Inventor: OYAMA AKIO
IPC: C02F1/58
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To provide a crystallization dephosphorization equipment which can obtain a proper fluidized bed. SOLUTION: The crystallization dephosphorization apparatus having an apparatus for supplying wastewater containing phosphorus into a reaction and crystallization tank, an apparatus for supplying a calcium compound and/or an alkali agent into the tank, the reaction crystallization tank in which the phosphorus of the wastewater is contacted with crystal seeds containing calcium phosphate while the fluidized bed of the crystal seeds is formed, so that the phosphorus of the wastewater is separated as calcium phosphate, and a treated water circulating apparatus for taking out treated water in the tank, is characterized in that the reaction and crystallization tank has an inlet for injecting the wastewater, an injection pipe for adding the calcium compound and/or the alkali agent, and an outlet for the treated water,  and the injection pipe is arranged to penetrate the tank from its upper end into the fluidized bed.
Patent JP-2002310721-A (JP)
Title: Navigation system and program
Inventor: HIRAI KAZUMICHI
IPC: G08G1/137
Filed: 2001-04-17
Abstract: PROBLEM TO BE SOLVED: To lower the charge for map data use for a user by allowing the user to use only an area including useful information and to expand map data use areas for a map data provider. SOLUTION: The navigation system which performs navigation processing according to stored map data is equipped with a storage means (3) which stores map data, a setting means which sets part of the map data as an open area, a search means (1) which searches for a route to a destination according to the map data of all areas stored in the storage means, and a control means (1) which judges whether or not the roads in the route searched for by the search means are in the open area and gives a warning when there is a road outside the open area.
Patent JP-2002309207-A (JP)
Title: Pressure-sensitive adhesive composition and pressure- sensitive adhesive sheet
Inventor: HARADA MASAOMI
IPC: C09J129/10
Filed: 2001-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a pressure-sensitive adhesive composition which has a very little tackiness and is suitable for a conveying work accompanied by adhesion/peeling, and a pressure-sensitive adhesive sheet prepared by using the same. SOLUTION: This pressure-sensitive adhesive composition contains a perfluoropolyether as the main component. Preferably, the perfluoropolyether has repeating units represented by formula (1), -(-Cx H2x O-)- (wherein x is a natural number). The perfluoropolyether may have a wt. average mol.wt. of 2,000 or higher and a reactive functional group at one end of the polymer chain and may contain a cross-linker. The pressure-sensitive adhesive sheet has a pressure-sensitive adhesive layer formed from the composition.
Patent JP-2002317203-A (JP)
Title: Martensitic stainless steel grain
Inventor: OZAWA MASAO
IPC: B22F1/00
Filed: 2001-04-19
Abstract: PROBLEM TO BE SOLVED: To provide martensitic stainless steel grains which have hardness conforming to that of high-speed steel or cast steel, further, even when used as a fine-grained projection material in peening treatment, suppresses deterioration in corrosion resistance in the surface of the material to be projected, further has satisfactory toughness, and is hardly cracked. SOLUTION: As the composition of the martensitic stainless steel grains, the following conditions are satisfied: Fe is contained as the main component, and 0.35 to 0.8 mass% C and 8 to 20 mass% Cr are contained. Further, provided that the content of C is defined as WC (mass%), Cr as WCr (mass%), Mo as WMo (mass%), Si as WSi (mass%), Mn as WMn (mass%) and Ni as WNi (mass%), and M=538-317WC-33WMn-28WCr-17WNi-11WSi-11WMo, and P=WCr+3.3WMo are defined, the value of M is >=15, and also, the value of P is >=8. The above composition is adopted, and, by a gas atomizing method, the spherical martensitic stainless steel grains are obtained.
Patent JP-2002319235-A (JP)
Title: Information processor
Inventor: KOJIMA TOSHIAKI
IPC: H04N5/7826
Filed: 2001-04-20
Abstract: PROBLEM TO BE SOLVED: To freely generate a file from prescribed information recorded on a recording medium. SOLUTION: The processor is provided with a command generating section 8, which generates file generation instructions to generate a file by making prescribed information recorded in a recording medium 11 into a file form and a file generating section that puts the prescribed information into a new file, according to the file generating instruction generated by the section 8, regardless of the file region in which the file is generated, when a new file is generated in the medium 11 where the file has ready been recorded.
Patent JP-2002076365-A (JP)
Title: Substrate device, its manufacturing method and electrooptical device
Inventor: HAYASHI TOMOHIKO
IPC: H01L21/336
Filed: 2001-04-23
Abstract: PROBLEM TO BE SOLVED: To maintain good transistor characteristics in a substrate device having TFTs for a long time and make them be hardly affected by the operating environment such as humidity, temperature, etc. SOLUTION: The manufacturing method comprises a step for forming a semiconductor layer involving source regions, channel regions and drain regions on a substrate; forming a silicon oxide gate insulation film thereon; then introducing nitrogen atoms into the gate insulation film such that the nitrogen atoms exists at least in either the silicon oxide film or the interface of the silicon oxide film and the semiconductor layer, and then a gate electrode film on the gate insulation film.
Patent JP-2002258071-A (JP)
Title: Method of working tip end of optical fiber and optical fiber with tip end so worked
Inventor: OTSU KENJI
IPC: G02B6/02
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To form a tip end having improved durability, at the end of an optical fiber. SOLUTION: An optical fiber 11 is immersed in an etching liquid, the part immersed in the liquid is formed into a small diameter part by etching; a tapered face extending from the small diameter part to the outer diameter of the clad part of the optical fiber is formed on the optical fiber which comes into contact with the etching liquid when the liquid is elevated to a certain height above the liquid level by surface tension; and then, the small diameter part 14 is cut off at the point nearer to the small diameter part by minute length from the boundary between the tapered face part and the small diameter part.
Patent JP-2002030099-A (JP)
Title: Peptide recognizable by antibody induced against human immunodeficiency virus (virus hiv), diagnosis of infection caused by species of the same virus and use of species of the same peptide in inoculation of vaccine against aids in some case
Inventor: ALIZON MARC
IPC: C07K14/705
Filed: 2001-04-27
Abstract: PROBLEM TO BE SOLVED: To enable diagnosis of infection caused by a species of human immunodeficiency virus(HIV). SOLUTION: This invention provides antigen peptides which can be recognized by an antibody induced in a human body by human immunodeficiency virus or peptides having immunogenicity, use of these peptides in production of composition for diagnosing latency of AIDS in a specific form in vitro in relation to human, use of a specific peptide among these peptides in in vitro diagnosis method of AIDS in a specific form in relation to human and use of these peptides in composition of kit for diagnosis.
Patent JP-2002188182-A (JP)
Title: Cab of construction equipment
Inventor: TAMARU MASAKI
IPC: B60J5/00
Filed: 2001-05-01
Abstract: PROBLEM TO BE SOLVED: To provide a cab having a sliding door and satisfactory appearance without narrowing a space in the cab. SOLUTION: This cab has a center rail provided on the inner side face of the door in the horizontal direction and a roller provided on the side face on the door side of the cab, and the door is opened and closed by sliding while the roller and the center rail are mutually engaged at all times.
Patent JP-2002327014-A (JP)
Title: Polymer containing allyl group and hydroxy group and its production method
Inventor: MIZUTA KEIICHIRO
IPC: C08F20/40
Filed: 2001-05-02
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing a novel polymer containing an allyl group and a hydroxy group without producing a gelled substance, which has an unsaturated group and highly reactive hydroxy group in a side chain and which can be used for the applications such as a resin molding, paint, tacky adhesive, resin additive, packaging material, film and active energy curable resin or the like. SOLUTION: The polymer comprises at least a structural unit (I) and/or (II) having a specific structure at the rate (I):(II) of 1:9-10:0 (molar ratio). In the method for producing the polymer, a monomer component which contains at least an unsaturated carboxylate having a specific structure at the rate of 1 mole adduct/(2 mole adduct+3 mole adduct) (molar ratio) >=1 is polymerized.
Patent JP-2002285335-A (JP)
Title: Catalytic pattern for producing carbon nanotube
Inventor: AGO HIROKI
IPC: C01B31/02
Filed: 2001-03-27
Abstract: PROBLEM TO BE SOLVED: To provide a catalytic pattern used when a carbon nanotube is synthesized by thermally decomposing a carbon-containing material. SOLUTION: The catalytic pattern for producing a carbon nanotube is formed on the surface of a substrate. The catalytic pattern is formed, from a pattern consisting of a mixture containing a photosensitive material and a catalyst, and previously formed on the substrate, by removing the photosensitive material contained in the pattern.
Patent JP-2001320136-A (JP)
Title: Quantum cascade laser
Inventor: BAILLARGEON JAMES NELSON
IPC: H01S5/227
Filed: 2001-05-07
Abstract: PROBLEM TO BE SOLVED: To provide a laser system where a self-mode synchronization is realized by laser transition itself. SOLUTION: A quantum cascade laser which utilizes inter-subband transition having a large nonlinear refractive index generates pico-second pulse of intermediate infrared light. A Kerr lens mode synchronization of QC laser is realized by nonlinearity in refractive index caused by laser transition is subband. The throttle in a cavity which is required for converting a QC self-convergence mechanism into loss modulation is realized with such QC laser waveguide as; (1) a layer with large optical loss which is separated from a semiconductor material by a relatively thin dielectrics layer, or (2) a relatively long laser waveguide. In an application example, a layer of large loss for mode connection is formed of metal, and so arranged as to constitute one of electrodes of a laser device.
Patent JP-2002332263-A (JP)
Title: Method for purifying (2r)-4-amino-2-methylbutane-1-ol
Inventor: NOHIRA HIROYUKI
IPC: C07B57/00
Filed: 2001-05-08
Abstract: PROBLEM TO BE SOLVED: To provide a method for purifying (2R)-4-amino-2-methylbutan-1-ol in high efficiency. SOLUTION: The method for the efficient purification of (2R)-4-amino-2- methylbutan-1-ol comprises the crystallization of a salt of (2R)-4-amino-2- methylbutan-1-ol and terephthalic acid and the treatment of the obtained salt with a base.
Patent JP-2002333339-A (JP)
Title: Mobile apparatus with navigation
Inventor: FURUICHI SHINJI
IPC: G01C21/36
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To match an actual geographical bearing with the bearing of a map displayed on a display screen and display them regardless of a direction (bearing) in which the upper side of the display screen of a cellular phone, etc., is directed. SOLUTION: The mobile apparatus with navigation is provided with a means for capturing and processing locational data, a means for capturing at least part of map data from outside and processing it, a bearing detecting means, and a display means. The map data corresponding to a present location is matched with a detected bearing and displayed on the display means.
Patent JP-2002001640-A (JP)
Title: Ferrule for inclined pc(physical contact) and polishing method for it
Inventor: TAIRA JUNJI
IPC: B24B19/00
Filed: 2001-05-09
Abstract: PROBLEM TO BE SOLVED: To restrain eccentricity of a polishing surface even if the polishing amount changes during polishing the end face of a ferrule for an inclined PC (physical contact). SOLUTION: In the ferrule 60 for an inclined PC, a chamfering part is provided on the tip part, and the angle of the chamfering part is set to a value ranging from 30 deg. to 40 deg.. For polishing the end face of the ferrule for the inclined PC, with the end face pressed to an abrasive sheet 53 placed on an elastic body 52, the abrasive sheet and the ferrule for the inclined PC are relatively moved to form the end face into a convex surface.
Patent JP-2002338022-A (JP)
Title: Curve conveyer
Inventor: SAEKI NAOYUKI
IPC: B65G39/04
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a curve conveyer capable of restraining frictional noises from an end roller when rotating and driving a conveyer belt. SOLUTION: The end roller 15 is formed by a spindle 15a and plural short rollers 15b rotatally inserted outside of the spindle 15a, and a bearing 15c having an outer race with larger outside diameter than that of the short roller 15b is interposed between the short rollers 15b, 15b adjoining each other at least at a belt peripheral part side. Or the roller 15 is formed by the spindle 15a and the plural short rollers 15b rotatally inserted outside of the spindle 15a, and the bearing 15c having the outer race with the same outside diameter as that of the short roller 15b is interposed between the short rollers 15b, 15b adjoining each other at least at the belt peripheral part side.
Patent JP-2002236172-A (JP)
Title: Radar device
Inventor: YAMAMOTO KAZUHIKO
IPC: G01S13/66
Filed: 2001-05-11
Abstract: PROBLEM TO BE SOLVED: To provide a radar device capable of extracting the characteristic quantity for kind discrimination on a bladed aircraft target by solving the problem of incapability of determining whether the number of blades is an even number or an odd number by folding back of a frequency distribution in the case of a low pulse repeating frequency because of disusing Doppler. SOLUTION: This device is equipped with a first threshold detector 1 for detecting flash by providing some first threshold in a reception signal, a second threshold detector 2 for detecting flash by providing a second threshold lower than the first threshold, a flash frequency determiner 3 for calculating flash detection frequencies of the first threshold detector and the second threshold detector, and a blade number evenness-oddness determiner 4 for comparing the flash frequencies corresponding to each threshold acquired by the flash frequency determiner, and determining that the number of blades of a rotor is an odd number when the frequency on the first threshold is a double of the frequency on the second threshold, and that the number of blades is an even number when both frequencies are equal.
Patent JP-2002342455-A (JP)
Title: Method and system for technology support
Inventor: YAMAGATA KENJI
IPC: G06Q30/06
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To provide a method and a system for technology support for enabling a company, one-man business, etc., to promote IT innovation smoothly. SOLUTION: The technology support system is used among a server manager 1, a supporter 2 and a member to be supported 3. A server 7 is for managing homepages and presenting homepages on a communication network, and has the homepage 4 of the manager 1, the homepage 5 of the supporter 2 and the homepage 6 of the member 3 stored therein. The manager 1 performs technology support to the supporter 2 and the member 3. The manager 1 manages the homepage 5 of the supporter and the homepage 6 of the member to be supported. The supporter 2 performs technology support to the member to be supported. Furthermore, the supporter 2 manages the homepage 6 of the member to be supported.
Patent JP-2002343815-A (JP)
Title: Die bonding device
Inventor: ARIE MAKOTO
IPC: H01L21/52
Filed: 2001-05-15
Abstract: PROBLEM TO BE SOLVED: To miniaturize a device and to improve productivity. SOLUTION: In a bonding device, a die 3 taken out from a die take-out position A by using a suction nozzle 48 is bonded to a bonding position B which is set to a height position different from the die take-out position A. The device is provided with a guide 43 which is slantingly arranged in accordance with the height difference of the die take-out position A and the bonding position B, a sliding table 44 which moves along the die 43 and supports the suction nozzle 48, and a voice coil motor 49 moving the suction nozzle 48 in a bonding direction with respect to the sliding table 44.
Patent JP-2002338531-A (JP)
Title: Method for producing trans-1,2-diarylethanediamine and its derivative and trans-1,2-diarylethanediamine derivative
Inventor: SATOU FUMIE
IPC: C07B61/00
Filed: 2001-05-16
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently producing a trans-1,2- diarylethanediamine by which a reaction readily proceeds even when a bulky substituent group is possessed. SOLUTION: This method for producing an ethanediamine represented by the following general formula (5) [wherein, Ar<1> and Ar<2> denote each a substituted phenyl group or the like] comprises subjecting a compound represented by general formula (1) [wherein, Ar<1> and Ar<2> are each the same as in general formula (5)] and a titanium compound represented by Ti(OR)m X4-m (wherein, R denotes a 1-6C alkyl group or the like; X denotes a halogen atom; and m denotes an integer of 0-4) to coupling in the presence of a Grignard reagent represented by R'MgY (wherein, R' denotes a 2-8C alkyl group having hydrogen atom at the β-position; and Y denotes a halogen atom), synthesizing a derivative represented by general formula (4) [wherein, Ar<1> and Ar<2> are each the same as in general formula (5)] and further treating the synthesized derivative under debenzylating reactional conditions.
Patent JP-2002336373-A (JP)
Title: Method of treating organic solution containing halogen organic compound
Inventor: HONDA KATSUHISA
IPC: A62D101/28
Filed: 2001-05-17
Abstract: PROBLEM TO BE SOLVED: To provide a treatment method which is capable of treating an organic solution containing a halogen organic compound on site, such as a laboratory. SOLUTION: This method has a decomposing agent adding process step of adding a decomposing agent to the organic solution containing the halogenated organic compound, a mixing process step of mixing the organic solution and the decomposing agent, an organic solvent removing process step of removing the organic solvent in the organic solution and an accelerator adding process step of adding a reaction accelerator to accelerate the reaction of the decomposing agent.
Patent JP-2002336239-A (JP)
Title: X-ray ct radiographic device
Inventor: SUZUKI MASAKAZU
IPC: A61B6/03
Filed: 2001-05-18
Abstract: PROBLEM TO BE SOLVED: To provide an X-ray CT radiographic device capable of calculating an excellent three-dimensional X-ray absorption coefficient having no artifact caused by a visual field boundary by very easy processing. SOLUTION: This X-ray CT radiographic device 20 fixes and holds a subject O, turns a two-dimensional X-ray radiographic means 2 and an X-ray generator 1 around the subject O with the X-ray radiographic means 2 faced to the X-ray generator 1, reconstructs an X-ray image that is an image of X-rays transmitted through the subject O and irradiated by the X-ray generator 1 is picked up by the X-ray radiographic means 2, and calculates the three-dimensional X-ray absorption coefficient of the subject O. Before reconstructing the X-ray image and calculating the three-dimensional X-ray absorption coefficient of the subject O, a mirror image processing means 6a executes mirror image processing about the view field boundary of the X-ray image and reconstructs the mirror image- processed X-ray image to calculate the three-dimensional X-ray absorption coefficient of the subject O.
Patent JP-2002352159-A (JP)
Title: Credit settlement system, seller computer, provider computer, communication method using the seller computer, and communication method using the provider computer
Inventor: HASHIZUME MITSUYASU
IPC: G06Q50/00
Filed: 2001-05-22
Abstract: PROBLEM TO BE SOLVED: To solve the problem of the possibility of a person masquerading as a site operator, a hacker, etc., and stealing credit card numbers, because the credit number has to be inputted in the case of purchasing merchandise over a network. SOLUTION: In this system provided with a customer computer 1, used by a customer who pays a connection fee by credit and a seller computer 3 that outputs merchandise information to the customer computer 1, the customer computer 1 transmits merchandise to be bought, the provide of a purchaser and customer information to the seller computer 3. The seller computer 3 side transmits the price information of the merchandise and the customer information to a provider computer 2, on the basis of information of the provider, and moreover, the provider computer transmits the price information of the merchandise and the customer information to a computer 4 of a credit company, so that the customer does not have to input the credit number at each purchase.
Patent JP-2002350583-A (JP)
Title: Natural coolant circulation type reactor
Inventor: MAKIHARA YOSHIAKI
IPC: G21C15/26
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To improve economy by increasing coolant flow without leading to increased core height and providing a forced circulation equipment such as pumps. SOLUTION: A natural coolant circulation type reactor core 1 heated by fission energy is cooled by coolant 2, which is heated, ascends upward from the core 1 by convection and gives the heat to a steam generator 3 provided upper side of the core 1. The cooled coolant 2 descends from the steam generator 3 to the core 1 side by convection and contributes again to cooling of the core 1 by the natural circulation in the reactor vessel 4. The reactor vessel 4 is pressurized so that the heated coolant does not boil. Bubbles 17 are formed by supplying gas 16 in the coolant in the core 1 side so that bubbles 17 accompany the coolant ascending upward from the core 1 side and accelerate the up-flow velocity of the coolant 2.
Patent JP-2002047005-A (JP)
Title: Porous material and photocatalyst made from it
Inventor: INAGAKI SHINJI
IPC: B01J35/02
Filed: 2001-05-23
Abstract: PROBLEM TO BE SOLVED: To provide a material which can decompose water, etc., at a sufficient reaction rate by generating photocatalyst reaction efficiently even in the case using quantity and area of light irradiation are a little. SOLUTION: A porous material is made of a compound having a base skeleton combining titanium atom with phosphorus atom through oxygen atom, and the porous material has pores whose center pore diameter is 0.2 nm or more and less than 1.5 nm.
Patent JP-2002346370-A (JP)
Title: Powder feeding apparatus and powder feeding method
Inventor: OGURA TORU
IPC: B08B9/032
Filed: 2001-05-24
Abstract: PROBLEM TO BE SOLVED: To provide a powder feeding apparatus and a powder feeding method which can stably perform the feed of a raw powder material by preventing a raw powder material feed line from being blocked by the material when the line has been wetted or covered with a condensate at the vapor generated from a reactor or with a deposit of the condensate. SOLUTION: In a powder feeding apparatus for feeding a specified amount of a raw powder material A from a raw powder material metering tank 4 into a reactor 9, a powder feeding apparatus provided with a first valve 10 that connects the line 8 to the tank 8 at one end of the line 8, a second valve 13 that connects the line 8 to a reactor 9 at the other end of the line 8, and a pressure application means 20 that pressurizes the inside of the line 8 by feeding the line 8 with an inert gas on the side nearer to the tank 4 than to the valve 13.