baber/WOPTO huggingface dataset:
Patent JP-S57193512-A (JP)
Title: Electrically conductive fiber
Inventor: NAGATOSHI FUMIO
IPC: D01F1/09
Filed: 1981-04-27
Abstract: PURPOSE: The titled fibers, prepared by adding a lamellar compound of graphite to a synthetic polymer, and having improved hue with electric conductivity without deteriorating the beauty even in incorporating in textile products, e.g. carpets.  
     CONSTITUTION: 5W50wt%, preferably 20W35wt%, fine powder of the stage 1 in a lamellar compound of graphite is mixed with a synthetic polymer, e.g. polyethylene, and the resultant mixture is then spun and drawn. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S54154759-A (JP)
Title: Preparation of optically active alcohol
Inventor: MUKAIYAMA MITSUAKI
IPC: C07B31/00
Filed: 1978-05-25
Abstract: PURPOSE: To obtain the title substance, by reacting a carbonyl compound with a dialkylmagnesium in the presence of an alkali metal salt of optically active 2- hydroxymethyl-1-[(1-methyl-pyrrolidin-2-yl)methyl]pyrrolidine.  
     CONSTITUTION: A dialkylmagnesium of formula I:(R 1  is alkyl group) is reacted with an aldehyde (A) of formula II:(R 2  is alkyl or aryl group) in the presence of an alkali metal salt of optically active 2-hydroxymethyl-1-[(1-methylpyrrolidin- 2-yl)methl]pyrrolidine (B) as a ligand at a molar ratio of (B) to (A) of 1W20:1 in an inert solvent, e.g. toluene, at 0W-200°C to give an alcohol of formula III. Preferably, the ligand is previously mixed with the compound of formula I in the inert solvent.  
     EFFECT: High yield and optical purity. 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-S63229704-A (JP)
Title: Multilayer eddy current type strong magnetic field generator
Inventor: BESSHO KAZUO
IPC: G21B1/11
Filed: 1987-03-19
Abstract: PURPOSE:To contrive reduction in leakage of an AC magnetic flux focussing by a method wherein coils are integrated respectively to the multilayer cylindrical conductor which is arranged concentrically, and the stream of eddy current generated on the coils is concentrated on the circumference of the space positioned in the center of the plate-like conductor commonly provided along a notch. CONSTITUTION:A plurality of cylindrical parts 4a-6a and 4b-6b are provided as concentric circles situated symmetrically with respect to a horizontal plane on both upper and lower surfaces of the flat-plate part 1 having space 3 in the center. At the same time, the conductive substrate on which a notch 2 reaching the space 3 is provided in radial direction through a flat-plate part and cylindrical parts 4a-5a and 4b-6b, and a plurality of exciting coils 7a-9a and 7b-9b, arranged respectively along the outer circumference of the cylindrical parts 4a-6a and 4b-6b in the above-mentioned conductive substance, are provided. Accordingly, when a current is applied to each of the coils 7a-9a and 7b-9b, the eddy currents 10-12 generated on the conductive substance of each cylindrical part flows to the conductive substance of the flat-plate part and concentrated around the space 3, and a focussed magnetic field is generated on the above-mentioned space 3. As a result, the leakage of magnetic flux focussing caused by the effect of the eddy currents 10-12 can be reduced, and the density of focussed magnetic flux can be increased arbitrarily.
Patent JP-S60207553-A (JP)
Title: Method for converting woody resource into roughage
Inventor: SUDOU KENICHI
IPC: A23K10/32
Filed: 1984-03-30
Abstract: PURPOSE:To convert softwood into roughage, by carrying out pretreatment of impregnating chips or powdery (granular) material with an aqueous solution obtained by dissolving any salt of ammonium chloride, aluminum chloride, ferric chloride, zinc chloride, aluminum sulfate and ammonium persulfate before steaming. CONSTITUTION:Examples of a water-insoluble inorganic salt to be used include NH4Cl, AlCl3, FeCl3, ZnCl2, Al2(SO4)3, (NH4)2S2O8, etc. These salts act as a catalyst for accelerating hydrolytic reaction by steaming. Woody material to be an object includes most of softwood, and further some kinds of hardwood incapable of giving a sufficient enzymic saccharifying ratio (generally >=40% digestibility in intake by ruminants) only by steaming, e.g. Japanese horse chestnut, KEYAKI or chinquapin, or bamboo grass.
Patent JP-H03262397-A (JP)
Title: Control signal generating circuit
Inventor: OHASHI SATOSHI
IPC: G05F3/00
Filed: 1990-03-13
Abstract: PURPOSE:To prevent erroneous write to a memory or erroneous changeover such as redundancy changeover control by providing a voltage monitor circuit detecting a power voltage drop and a relay not sending an erroneous signal to a controlled circuit. CONSTITUTION:The above circuit consists of a switch 1 of changeover system outputting a ground signal to any of two output terminals, a reset set RS flip- flop 2, a relay 3 connecting or disconnecting an output of the RS flip-flop to an output terminal 5 by using a control signal and a power voltage VCC detection voltage monitor circuit. Even when the switch 1 is opened (to the position R of RS flip-flop), the drop of power voltage takes place and when the voltage monitor circuit 4 detects the voltage of a threshold level possibly causing malfunction of the electric circuit, a control signal is given to the relay 3, which is switched automatically to the OFF position and the output of the SR flip-flop is not outputted to the output terminal 5. Thus, erroneous write to a memory or erroneous changeover such as redundancy changeover control is prevented.
Patent JP-S60208577-A (JP)
Inventor: OOGUCHI MASAAKI
IPC: E05B15/16
Filed: 1984-03-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H08262436-A (JP)
Title: Back light, liquid crystal display device and display device
Inventor: AZUMA YUJI
IPC: G02F1/13357
Filed: 1995-03-22
Abstract: PURPOSE: To simply, surely and rapidly form a reflection surface on a reflection substrate incorporating a light source. CONSTITUTION: This device is provided with a light transmission body 13, a fluorescent lamp 14 lighting from the side of the end surface of the light transmission body 13 and making the display surface 13a of the light transmission body emit in a plane shape and a lamp case 15 made of resin incorporating the fluorescent lamp 14 and making light from the lamp 14 reflect to the light transmission body 13 side. Al, etc., is vapor deposited on the inner surface of the lamp case 15 to be formed to the reflection surface.
Patent JP-S57178729-A (JP)
Title: Manufacture of flame resistance and heat insulation panel
Inventor: OKUYAMA SENICHI
IPC: B29C39/24
Filed: 1981-04-25
Abstract: PURPOSE:To inexpensively manufacture a flame resistance panel having high bonding strength by discharging foamable polyisocyanate material on a gypsum board to foam the material by reaction and superposing a sheet-shaped material coated with a foamable phenol material on the previous material. CONSTITUTION:Foamable polyisocyanate material 2 is discharged by a discharging machine 3 onto one side surface of a gypsum board 1. The material 2 is  conveyed in a length 1, is reacted, is foamed and is rolled. On the other hand,  foamable phenol material 7 is discharged by a discharging machine 6 onto one  side surface of a sheet-shaped material 5 formed by laminating an aluminum  foil on an asbestos paper, the freely foamable surface of the material 7 of  cream time state is contacted with the freely foamable surface of the material 2, and is laminated. Subsequently, the laminate is fed to a curing oven 9, both  materials are fed to the oven, and a desired panel is manufactured.
Patent JP-H04297397-A (JP)
Title: Engine unit for helicopter
Inventor: YASUDA MASAHARU
IPC: B64D33/04
Filed: 1991-03-27
Abstract: PURPOSE:To improve the effect of infrared ray suppression by disusing any power transmission of a blower for a transmission oil cooler, and increasing a flow rate of cooling air. CONSTITUTION:IPS blowers 1a, 1b, being built in a tail cone of an engine, inhale not only IPS exhausts 10a, 10b but oil cooler exhausts 11a, 11b of a transmission oil cooler 4 via cooler exhaust ducts 14a, 14b, having them mixed with engine exhausts 12a, 12b, whereby a power transmission for the conventional independent transmission oil cooler is disused, through which amelioration is made achievable from the standpoint of weight, cost, maintainability and mounting space and, what is more, since an increment of cooling air is well promotable, an infrared ray suppression effect is made improvable.
Patent JP-S57178235-A (JP)
Title: Photographic sensitive silver halide material
Inventor: HONDA BON
IPC: G03C1/005
Filed: 1981-04-28
Abstract: PURPOSE: To obtain a sensitive material with high sensitivity and superior grainness while reducing the amount of used silver by forming a silver halide emulsion layer consisting of ≥2 kinds of singly dispersed emulsions each having a specified particle size distribution on a support.  
     CONSTITUTION: A silver halide emulsion layer is formed on a support by applying 2W5 kinds of different singly dispersed emulsions each contg. silver halide particles having 0.2W3.0μm average particle size so that the particle size distribution curve of the silver halide particles has 2W5 peaks when the emulsions are mixed, the difference is particle size between the mode of the maximum peak and the mode of the 2nd peak is regulated to ≥3μm, and the number of silver halide particles each having a smaller particle size than the middle value of the average particle size of all the constituent particles is made larger than the number of silver halide particles each having a larger particle size than the middle value. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S63132732-A (JP)
Title: Precision metallic die and its manufacture
Inventor: SAWADA TOMOKO
IPC: B21D37/02
Filed: 1986-03-20
Abstract: PURPOSE:To improve the accuracy of a precision metallic die by bringing plural partial dies to press-contacting to a matrix whose size is larger by a working clearance, and consolidating them, and thereafter, cutting them, and forming plural metallic dies. CONSTITUTION:A matrix A being larger by a working clearance portion against a male die 1 is made. a partial die 30 having a working surface 31 corresponding to an external form of the matrix A is manufactured. Each partial die 30 is combined in four corners, the working surfaces 31 is brought to press- contacting to the matrix A, and also, a joint surface 32 of the partial die 30 of the male die 1 is allowed to about on a joint surface 33 of the corresponding other partial die 30. In this case, an adhesive agent 34 is interposed and installed between the joint surface 32, 33, and a precise metallic die 10 is formed by tightening the whole metallic die body 20. In this method, when the martial die 30 is cut by a cutting line C after plural metallic dies whose bottoms are common have been formed, plural precise metallic dies 10 are obtained.
Patent JP-H02245090-A (JP)
Title: Ferroelectric liquid crystal composition
Inventor: TAKEHARA SADAO
IPC: C09K19/34
Filed: 1989-03-17
Abstract: PURPOSE:To obtain the title composition excellent in orientation properties and high-speed response characteristics and showing a chiral smetic C phase over a wide temperature range including room temperature by incorporating a specified compound into the high-temperature liquid crystal in the title composition formed by adding a chiral dopant to a liquid crystal composition containing an intermediate-temperature base liquid crystal and a high-temperature liquid crystal and showing a smetic C phase. CONSTITUTION:The title composition formed by adding a chiral dopant comprising an optically active compound to a liquid crystal composition containing an intermediate-temperature base liquid crystal (e.g. a compound of formula I) and a high-temperature liquid crystal and showing a smetic C phase, wherein the high-temperature liquid crystal contains a compound of formula II [wherein R<a> and R<b> are each 1-18C alkyl or alkoxyl; the group of formula III is (F- substituted) 1,4-phenylene; the group of formula IV is pyrimidine-2,5-diyl] (e.g. a compound of formula V).
Patent JP-H0578695-A (JP)
Title: Pumpable and stable aqueous suspension of water- insoluble silicate capable of bonding to calcium ion, and preparation of powdered detergent and cleaning agent
Inventor: BUORUFUGANGU REONHARUTO
IPC: C09K23/42
Filed: 1992-03-19
Abstract: Aqueous suspensions of a silicate capable of binding calcium ions, containing, based on the total weight of the suspension, a) as silicate, a compound corresponding to Formula I: (Cat2/nO)x*Me2O3*(SiO2)y(I) and  B) as dispersing component, a mixture of at least two oxoalcohol ethoxylates corresponding to Formula II R-(OCH2CH2)n-OH(II),  wherein R=C10-C15 alkyl having a degree of branching of 0 to 90% linear and 100 to 10% single methyl branches n=3-5.25 mol ethoxy groups in Component 1 n=5.5-7.0 mol ethoxy groups in Component 2 C) a polyethylene glycol having an average molecular weight of from 200 to 2000.
Patent JP-S59189489-A (JP)
Inventor: KAWACHI MASATAKA
IPC: G07D5/02
Filed: 1983-04-13
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-S62220155-A (JP)
Title: High-density rearing of artemia
Inventor: KITAGAWA KIYOHIRO
IPC: A01K61/00
Filed: 1986-03-19
Abstract: PURPOSE:To reduce mortality of artemia and efficiently rear the artemia useful as a biological feed for rearing larval and young fishes and crustaceans at a high density, by keeping concentration of dissolved oxygen in a culture fluid at a specific value or above in rearing the artemia. CONSTITUTION:The concentration of dissolved oxygen in a culture fluid for rearing artemia, normally natural or artificial seawater is kept at >=3ppm to carry out rearing of artemia. In order to keep the concentration of the dissolved oxygen at >=3ppm, e.g. 1 ton culture fluid is aerated with compressed air at >=10l/min by a compressor, etc.
Patent JP-S61224910-A (JP)
Inventor: KIYOOKA KATSUMI
IPC: A01D34/68
Filed: 1985-03-29
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H115018-A (JP)
Title: Method for purifying noxious gas
Inventor: OTSUKA KENJI
IPC: B01D53/54
Filed: 1998-02-27
Abstract: PROBLEM TO BE SOLVED: To efficiently remove nitrogen fluorides such as nitrogen trifluoride contained in noxious gas at a relatively low temp. without producing noxious gas as a byproduct by bringing the noxious gas contg. nitrogen trifluorides or the like as noxious components into contact with a purifying agent contg. stannous oxide as an effective component at a temp. not less than a specified value. SOLUTION: Noxious gas contg. nitrogen trifluoride, etc., as noxious components is purified by contact with a purifying agent at >=200 deg.C. Stannous oxide is used as the effective component of the purifying agent. It is compacted in the form of power, etc., having about >=98% purify to obtain the purifying agent. At the time of the compacting, a compacting aid may be used so as to improve compactibility and compacting strength. A metallic fluoride is used as the compacting aid and a combination of potassium fluoride with calcium fluoride is preferably used because compactibility and compacting strength can be improved without reducing purifying ability.
Patent JP-S56161734-A (JP)
Title: Interface device for pcm signal
Inventor: MARUTA RIKIO
IPC: H04J3/06
Filed: 1980-05-16
Abstract: PURPOSE: To obtain a device which can make synchronization of clock and frame phase and pickup/separation of signaling information with a simple constitution, by using a specific circuit including an asynchronous memory circuit of reading out in sequence of write-in as a buffer circuit.  
     CONSTITUTION: The output signal of a transmission code converting circuit 1, a reception PCM timing circuit 2, and a system timing circuit 4 makes the write-in/ readout control of a buffer circuit 3. As this buffer circuit 3, a circuit including an asynchronous memory circuit 309 of reading out in sequence of write-in, RAMs 310, 311 for signaling information arrangement and conversion, and multiframe counters 315, 316, is used. At the write-in of reception PCM signal to a memory circuit 309, a marker signal indicating the frame location and multiframe location is inserted and written in, a multiframe marker signal is picked up out of the output signals of the memory circuit 309, the counters 315, 316 are synchronized, and the write-in to the RAMs 310, 311 can be controlled with the instruction of the counters. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-S59188449-A (JP)
Title: Ink dot printer
Inventor: KIMURA TSUTOMU
IPC: B41J2/305
Filed: 1983-04-12
Abstract: PURPOSE:To permit clear-cut printing even when the same needle is continuously driven by forming a recessed opening on the tip end face of the needle. CONSTITUTION:When an electromagnetic coil 15 is electrically energized, magnetic ink 20 stored in an ink supply box 21 is sucked into a magnetic field slit 17 to form a magnetic ink film 22, and the magnetic ink 20 is adhered to the tip 13 of a nozzle 12. On the basis of a printing command, any of the needles 12 is driven, magnetic ink 20 is transferred to a recording paper to form dots, and letters, etc., are printed. A recession 15 is formed on the face of the tip of the needle 12 to trap the magnetic ink 20. Even when the same needle is continuously driven and the magnetic ink is orderly reduced, the reduced amount of the ink is compensated by the trapped magnetic ink, and therefore, clear-cut printing can be obtained without dots fading away.
Patent JP-S62284535-A (JP)
Inventor: BARII JIOFURII HASUKERU
IPC: H04N19/593
Filed: 1987-03-20
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H09255981-A (JP)
Title: Lubricating oil composition
Inventor: KATO TAKAYUKI
IPC: C10M169/04
Filed: 1996-03-21
Abstract: PROBLEM TO BE SOLVED: To obtain a lubricating oil composition which is applicable to a refrigerator oil for non-chlorine refrigerants and having increased anti-seizing effect by mixing a lubricating oil with an iodine compound and an epoxy compound. SOLUTION: This composition comprises a refrigerator oil comprising a synthetic oil (e.g. polyalkylene glycol synthetic oil or ester synthetic oil) having good compatibility with a non-chlorine refrigerant, being uniformly dissolved in a liquid refrigerant and being stably dispersed in the form of mists in a refrigerant gas, 0.1-10wt.% iodine compound being an iodide of a 1-8C linear aliphatic hydrocarbon, a branched aliphatic hydrocarbon, an alicyclic hydrocarbon or an aromatic hydrocarbon 0.5-10wt.% epoxy compound (e.g. epoxy hydrocarbon or epoxy fatty acid ester) which traps molecules of the synthetic oil oxidized under high-temperature conditions and iodine liberated from the iodine compound to prevent metal corrosion and the deterioration of plastic or rubber components.  This composition is entrained on the refrigerant gas in the refrigeration cycle and therefore can be stably supplied to e.g. the sliding part of a compressor.
Patent JP-H04221331-A (JP)
Title: Process for preparing 4-hydroxyphenetyl alcohol
Inventor: HAINTSU SHIYUTORUTSUTSU
IPC: C07B61/00
Filed: 1991-03-28
Abstract: PURPOSE: To provide 4-hydroxyphenethyl alcohol with high purity and high yield.  
     CONSTITUTION: 4-Hydroxyphenethyl alcohol is prepared by epoxidizing 4- acetoxystyrene with a percarboxylic acid to produce 4-acetoxyphenyl oxirane, catalytically hydrogenating the 4-acetoxyphenyl oxirane with hydrogen to produce 4-acetoxyphenethyl alcohol, and saponifying or transesterifying the 4- acetoxyphenethyl alcohol. 
     COPYRIGHT: (C)1992,JPO
Patent JP-H07176306-A (JP)
Title: Alkaline dry battery
Inventor: WATANABE TOMOYA
IPC: H01M4/06
Filed: 1992-03-23
Abstract: PURPOSE:To provide an alkaline dry battery suppressing the hydrogen gas generated from a current collector and excellent in leak-resistant characteristic by using a zinc alloy added with no mercury for a negative electrode active material, and using copper or a copper alloy for a negative electrode current collector (referred to as a current collector hereafter). CONSTITUTION:A zinc alloy added with no mercury is used for the active material of a gelatinous zinc negative electrode 2, copper or a copper alloy is mainly used for a current collector 4 in this alkaline dry battery, Cu having high hydrogen overvoltage is applied on the surface of the current collector 4 at 0.10mum or above by electroless plating. The Fe, Cr, Co, Mo, W, and their oxides fixed or bitten on the surface of the current collector 4 are shielded, and the alkaline dry battery suppressing the generation of hydrogen gas and excellent in leak-resistant characteristic is obtained.
Patent JP-S60205317-A (JP)
Title: Piston prover
Inventor: MOTOHASHI TOSHIAKI
IPC: G01F25/00
Filed: 1984-03-30
Abstract: PURPOSE:To simplify a device and to reduce its size by performing on-off control over a control valve with the output signal of a sensor used for measurement, and only arranging one sensor at both ends of the piston prover and performing the measurement and control over the valve. CONSTITUTION:Single sensors 5 and 5' which detect detected plates 4a and 4a' on driven levers 4 and 4' which slide in contact with a piston 3 are provided to sensor fitting pipes 1 and 1' fixed at both ends of a cylinder 2. Then when a switch SW is turned on, control valves 10 and 11 are opened and the fluid from the measurement part 8 of a flow meter to be inspected flows in the cylinder 2 to move the piston 3 to right. The sensor 5 detects the detected plate 4a to take a measurement. Further, the sensor 5' detects the detected plate 4a' to stop the counter of a display part 6 and also closes the valves 10 and 11 to stop the piston 3 near the left dead point of the cylinder 2. When the switch SW is turned on for calibration, the control valves 10 and 11 are changed over and opened to form the flow passage extending from the right end of the cylinder 2 to the left end, thus calibrating the flow rate.
Patent JP-2000261110-A (JP)
Title: Printed wiring board and semiconductor mounting structure using the same
Inventor: ABE KAZUHIKO
IPC: H05K1/02
Filed: 1999-03-11
Abstract: PROBLEM TO BE SOLVED: To obtain a larger junction strength without making electrode pads larger by providing a plurality of electrode pads for fusing and joining the projecting electrodes and making leader lines from each electrode pad in radial directions whose origin is a predetermined deformation center. SOLUTION: Lands 602 corresponding to respective electrode pads 601 aligned and arranged at positions opposing to projecting electrodes are formed to connect the electrode pads 601 with wiring. Then, main parts 604a of leader lines 604 for electrically connecting respective electrode pads 601 with the lands 602, which parts 604a being at least near the connecting parts of the respective electrode pads 601, are drawn out inwardly from the respective electrode pads 601 along radiating directions whose origin is a predetermined deformation center O on the board. According to this construction, a part of the projecting electrode is fused towards the main part 604a of leader line when they are joined and the contact angle between the surface of the board and the projecting electrode become larger.  Therefore, the junction strength of the projecting electrode against thermal stress is improved.