baber/WOPTO huggingface dataset:
Patent JP-H04157171-A (JP)
Title: Electroless solder plating bath composition
Inventor: KONISHI HARUO
IPC: C23C18/48
Filed: 1990-10-22
Abstract: PURPOSE:To easily form a plating film on the surface of copper without requiring special treatment by using methanesulfonic acid, 1-hydroxyethane-1,1-sec. phosphoric ester, an Sn compd., a Pb compd. and a reducing agent as essential components. CONSTITUTION:An electroless solder plating bath compsn. is prepd. by using about 130-240g/l methanesulfonic acid, about 4-20g/l 1-hydroxyethane-1,1-sec. phosphoric ester or salt thereof, about 18-36g/l (expressed in terms of Sn) Sn compd., about 15-35g/l (expressed in terms of Pb) Pb compd. and about 44-140g/l reducing agent as essential components. In the compsn., Sn and Pb are present as methanesulfonates or phosphonates. This compsn. can be utilized to prevent the corrosion of electronic parts, prints, etc., and to carry out soldering.
Patent JP-H06128071-A (JP)
Title: Hydrous explosive composition and blasting method using the same
Inventor: SUMIYA FUMIHIKO
IPC: E21D9/00
Filed: 1992-10-20
Abstract: PURPOSE:To provide the subject composition retainable in its form as a hydrous explosive, easy to produce, high in underwater explosive energy and explosive power, and to provide a blasting method capable of making powerful and effective blasting. CONSTITUTION:The objective hydrous explosive composition such as a slurry explosive or emulsion explosive, comprising (A) an oxidizing agent component such as ammonium nitrate and (B) a fuel component such as metallic powder (e.g. aluminum powder) and/or fuel oil, has the following characteristics: (1) oxygen balance value: -5 to -50 and (2) underwater explosive energy: 2.0-5.0MJ/Kg. This composition gives its explosive power effectively by open blasting capable of supplying adequate oxygen.
Patent JP-S60155795-A (JP)
Inventor: EI BURUUSU HANTAA
IPC: D21C9/02
Filed: 1984-12-27
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-S62175554-A (JP)
Inventor: CHIYON BUU JIYOTSUKU
IPC: F24J2/04
Filed: 1985-12-17
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-H10142763-A (JP)
Title: Method for providing color display image
Inventor: DAVID LEROY COLE
IPC: H04N1/60
Filed: 1997-10-15
Abstract: PROBLEM TO BE SOLVED: To provide a method for correcting the color unbalance of color recording of a film. SOLUTION: (A) The silver iodobromide negative color film which has at least two kinds of color recordings and is subjected to imagewise exposure is first developed by executing development for max. 90 seconds at 40 deg.C or higher temp. by using a color developer having pH9 to 12 and contg. 0.01 to 0.1mol/L color developing agent and 0 to 0.2mol/L bromide ions. (B). The developed film is scanned in order to form density depiction signals with respect to at least the two color recordings. (C) The density depiction signals formed in (B) described above are subjected to digital operation in order to form the digital recording to provide the display image having the target colors and tone scale reproduction by correcting either or both of the interimage interaction between at least two kind of the color recordings and a gamma mismatch.
Patent JP-H06112221-A (JP)
Title: Semiconductor device
Inventor: YAMAKAWA HIROSHI
IPC: H01L29/78
Filed: 1992-09-28
Abstract: PURPOSE:To provide a semiconductor device with improved wiring coverage in the contact of a source.drain part by forming a pedestal of high melting point metal on the source.drain area. CONSTITUTION:An impurity is injected onto an Si substrate 1 for forming a field oxide film 2, and a gate oxide film is grown on thus separated diffusion layer for patterning a gate electrode 3, and then an LDD oxide film 4, for constituting an LDD-structure transistor, is formed an the side surface of the gate electrode 3. Then a Ti 5 and W 6 are deposited for growing an oxide film 7, and a film of good surface-coverage characteristic, such as silica 8, is applied. It is cured by thermal treatment at about 600 deg.C for forming a silicide TiS 9, then an oxide film is etch-backed, and further, the W 6 is etched with the oxide film as a mask. So, the Ti 5 which does not react against the oxide film is removed, and an inter-layer oxide film 10 of good flatness is grown for opening a contact hole, with the result of improved coverage for metal wiring.
Patent JP-H04174285-A (JP)
Title: Vacuum drying processing device
Inventor: ITO SHINICHI
IPC: F26B21/00
Filed: 1990-10-19
Abstract: PURPOSE:To prevent the wasteful consumption of energy and operate the title device economically by a method wherein hot heat, generated by a heat pump, is introduced into a dryer as the heat source for heating while cold heat, generated by the heat pump, is introduced into a condenser to utilize it as a heat source for cooling. CONSTITUTION:When a vacuum pump 1 is driven, the sealed spaces (b) of a dryer A and a condenser B are evacuated until the boiling point of water in the spaces (b) becomes equivalent to an atmospheric temperature and the compressor c3 of a heat pump C is driven, the heat pump C becomes a high pressure at the part of a heat radiating coil c1 due to the passing resistance of the part of a capillary tube c4, for example, and the condensation of refrigerant is caused while the temperature is risen and the dryer is heated whereby materials (a) to be dried in the dryer A are heated and the moisture thereof is evaporated. On the other hand, the heat pump C becomes a low pressure at the part of a heat absorbing coil c2, for example, the evaporation of the refrigerant is caused, the temperature is reduced and the condenser B is cooled whereby evaporation is generated in the dryer A and condensation is generated in the, condenser B continuously whereby the materials (a) to be dried are dried.
Patent JP-H05182103-A (JP)
Title: High density magnetic recording and reproducing device
Inventor: MORIOKA YOSHIHIRO
IPC: G11B5/00
Filed: 1991-10-29
Abstract: PURPOSE:To provide a high density magnetic recording and reproducing device which easily reduces the thermal noise level of a head amplifier output with a simple constitution, makes a higher density recording than a conventional one and prevents the occurrence of a head phenomenon. CONSTITUTION:Coolers 14 and 15, which consist of the elements employing the Peltier effect and located near magnetic heads 12 and 13, cool the heads 12 and 13 so as to reduce thermal noises generated by the heads 12 and 13. Moreover, a head amplifier 21 is cooled by a cooler 20 similar to the magnetic heads so that the thermal noise of the amplifier 21 is reduced.
Patent JP-H07135510-A (JP)
Title: Local area network connector
Inventor: KAWABATA TOMOAKI
IPC: H04L12/40
Filed: 1993-11-11
Abstract: PURPOSE:To provide a local area network connector in which a desk-top computer is able to be used as a large sized computer in a process control and monitoring system. CONSTITUTION:A bus control section 31 controls and exclusive bus 2 to transfer the memory content of a computer 1. That is, in the case of write, write data from the exclusive bus 2 are given to a transmission buffer register 32, and in the case of read, reception data from a reception buffer register 33 are given to the exclusive bus 2. A LAN control section 34 calls a process signal input output device 6 to send/receive a packet, and in the case of transmission, the content of the transmission buffer register 32 is composed into a packet, which is sent, and in the case of reception, a received packet is subjected to unpacket processing as received data, which are given to the reception buffer register 33. An entire operation control section 35 acquires information from both the control sections 31, 34 and both the registers 32, 33 to control both the control sections 31, 34.
Patent JP-H09125086-A (JP)
Title: Oil-containing bearing oil composition
Inventor: SEIKI TAKAMICHI
IPC: C10M169/04
Filed: 1995-10-31
Abstract: PROBLEM TO BE SOLVED: To obtain an oil-containing bearing oil composition containing a base oil containing a polyolefin and a polyol ester, having a low frictional coefficient, improved in abrasion resistance, high temperature stability, oxidation stability, low temperature viscosity characteristics, and bearing material compatibility, and useful for various kinds of motors, etc. SOLUTION: This oil-containing bearing oil composition contains a base oil containing (A) a polyolefin comprising an α-olefin oligomer or ethylene-α- olefin copolymer, (B) a polyol ester such as the monofatty acid ester of one or more kinds of polyhydrlc alcohols selected from among neopentyl glycol, trimethylolpropane, pentaerythritol and dipentaerythritol, and further preferably (C) a viscosity index-improving agent such as a polymethacrylate. The weight ratio of the component A to the component B is preferably 20/80 to 80/20.
Patent JP-H08117941-A (JP)
Title: Device for straightening rhombic deformation of square slab in continuous casting equipment
Inventor: MARUKAWA YOSHIHITO
IPC: B22D11/12
Filed: 1994-10-22
Abstract: PURPOSE: To suppress the rhombic deformation during casting of square slabs and to prevent the rhombic deformation. CONSTITUTION: Continuous casting equipment which has a drawing and straightening device on the downstream side of a curved slag guiding passage and produces square slabs 2 is provided with a roll unit consisting of a pair of cylindrical vertical rolls 5a, 5b for holding and pressurizing both side faces on the non-curving surface side of the square slabs 2 on the upstream side near this drawing and straightening device 3. This roll unit is provided with a roll opening/closing quantity tuning mechanism 20 and the guiding direction of guide liners 12 thereof is aligned to the center line direction of the strand. The equipment is provided with a changeover switch for changing over the output of a hydraulic cylinder 7 for opening and closing the rolls.  The high output is set at the output enough to apply the stress exceeding the deformation resistance stress value which is the property value of the slab material. The low output is set at the output not satisfying the deformation resistance stress value. The rhombic deformation is straightened when the slab is held by the high output. The rhombic deformation is prevented if the slab is held by the low output.
Patent JP-2000109855-A (JP)
Title: Device and process for hydrodesulfurization of light oil
Inventor: HATANAKA SHIGETO
IPC: B01J8/04
Filed: 1998-10-05
Abstract: PROBLEM TO BE SOLVED: To provide a device and a process for hydrodesulfurizing a light oil fraction of a petroleum hydrocarbon containing sulfur. SOLUTION: A fixed bed reactor is divided into first, second and third hydrogenation zones, with the first hydrogenation zone being closest to its entrance. In the first zone, against the total amount of catalysts, from 20 to 60 vol.% catalyst, wherein cobalt and molybdenum are supported on a porous carrier mainly comprising alumina, is filled. In the second zone, against the total amount of catalysts, from 20 to 60 vol.% catalyst, wherein nickel and tungsten are supported on a porous carrier containing from 85 to 99 wt.% alumina or amorphous silica alumina and from 1 to 20 wt.% zeolite, is filled. In the third zone, against the total amount of catalysts, from 10 to 30 vol.% catalyst, wherein cobalt and/or nickel and molybdenum are supported on a porous carrier mainly comprising alumina, is filled.  Under a condition wherein the temperature is from 320 to 420 deg.C, the pressure is from 5 to 15 MPa, the LHSV is from 0.5 to 3 h-1 and the hydrogen/oil ratio is from 1,000 to 5,000 scfb, a light oil fraction of the sulfur-containing petroleum hydrocarbon having a boiling point of from 220 to 280 deg.C is allowed to run to carry out hydrodesulfurization.
Patent JP-S62145100-A (JP)
Title: Novel production of alpha-aspartyl-phenylalanine ester
Inventor: FUJII TADASHI
IPC: C07K5/075
Filed: 1985-12-18
Abstract: PURPOSE:To obtain the titled compound useful as a sweetening agent in high yield without producing a by-product, by catalytically reducing an N-protected- N-hydroxymethyl-alpha-aspartylphenylalanine ester with hydrogen gas in the presence of an aromatic primary amine. CONSTITUTION:An N-protected-N-hydroxymethyl-phenylalanine ester expressed by formula I (R represents organic group reductively substituted by H, preferably benzyloxycarbonyl; R' represents 1-4C alkyl) (example; N- benzyloxycarbonyl-N-hydroxymethyl-alpha-aspartyl-phenylalani-ne methyl ester, etc.) is catalytically reduced with hydrogen gas using a catalyst such as palladium-carbon, etc. (preferably at 0-40 deg.C, for 0.5-3hr) in the presence of preferably 0.5-1.5 equivalents aromatic primary amine (preferably aniline), usually in a solvent such as methanol to obtain the aimed compound expressed by formula II.
Patent JP-H05119629-A (JP)
Title: Developing device
Inventor: TAKEDA FUCHIO
IPC: G03G15/08
Filed: 1991-10-29
Abstract: PURPOSE:To obtain a developing device capable of resolving the problem of the unevenness of an image density accompanying with fluctuations in the quantity of a developer on a developer carrier. CONSTITUTION:In the developing device developing an electrostatic latent image formed on a latent image carrier 10, with a one-component developer, and using the developer carrier 6 magnetized in a direction roughly perpendicular to a moving direction, the fluctuations in the quantity of the developer on the developer carrier 6, caused by a magnetizing period, are detected by a detecting means such as a reflected light quantity sensor 1, and the abutting position, abutting force, etc., of the magnetic elastic blade 5 of the developer quantity regulating means are controlled by a control means such as a piezoelectric actuator 12, so as to minimize the fluctuations, as a characteristic. The fluctuations in the quantity of the developer on the developer carrier 6, caused by the magnetizing period, are detected, and the developer quantity regulating means is controlled, so that the fluctuations in the quantity of the developer can be minimized, and the unevenness of the image density can be reduced.
Patent JP-H03146768-A (JP)
Title: Processing of preventing change of color and fading
Inventor: NAKANO TATSUHIKO
IPC: D06L4/75
Filed: 1989-10-30
Abstract: PURPOSE:To prevent change of color and fading by sunlight, etc., by making a cloth product dyed with indigo dye into a light color and treating with a solution of caustic soda. CONSTITUTION:A cloth product dyed with indigo dye, for example, is bleached (made into a light color) with a hypochlorite, dechlorinated and then treated with a solution of caustic soda at <=70 deg.C to prevent change of color and fading when the dyed cloth is exposed to sunlight or the open air.
Patent JP-H05116320-A (JP)
Title: Ink jet recording method and record head
Inventor: INUI TOSHIJI
IPC: B41J2/05
Filed: 1991-10-29
Abstract: PURPOSE:To provide an ink drop jet recording method and a record head, in which bubbles are formed in stable manner and burst in the outside air to produce ink drops so as to form images having high image quality. CONSTITUTION:A heat energy supply means 2 and a discharge outlet 5 arranged in a position opposite thereto for discharging a part of liquid are provided. A distance L between the heat energy supply means 2 and the discharge outlet 5 and the maximum opening diameter R of the discharge outlet satisfy R/L>=0.4. When ink drops are to be discharged by making bubbles burst in the outside air, uniform bubbles are formed without using complicated structure, so that the burst of bubbles in the outside air is stabilized. Accordingly, recording with high frequency will be achieved and images having stabilized image quality can be obtained.
Patent JP-H0569181-A (JP)
Title: Steel wire for gas shield arc welding and manufacture thereof
Inventor: SATO KOKI
IPC: B23K35/30
Filed: 1991-10-29
Abstract: PURPOSE:To realize a wire with which the low spattering can be reached and to provide the effective manufacture by effectively adjusting the total oxygen amount of the steel wire. CONSTITUTION:In the case that a wire material is treated with copper plating and finish drawing after pickling, the wire is drawn by using a lubricating oil mixed with an oxidized iron powder, and this oxidized iron powder is taken in recessed parts of the plating layer so that the oxygen amount is become to 70-300ppm as a whole.
Patent JP-2001109063-A (JP)
Title: Fixed star projector for planetarium
Inventor: OTANI KENICHI
IPC: G09B27/00
Filed: 1999-10-05
Abstract: PROBLEM TO BE SOLVED: To suppress temperature rise, to maintain an apparent diameter that a video is viewed as a point, to enhance the luminance of the video of a high- magnitude fixed star without increasing the power of a light source and to facilitate assembly and restoration. SOLUTION: This fixed star projector is constituted so that light from the light source 3 is guided to plural fixed star projection barrels 2 and plural high-brilliant star projection barrels 4 through optical fibers 5 or optical fiber bundles individually branched from the light source 3 and distributed to them in order to achieve the purpose.
Patent JP-H03144895-A (JP)
Title: Commodity sale data processor to deal with over-tender
Inventor: AIKAWA SACHIYO
IPC: G07G1/12
Filed: 1989-10-31
Abstract: PURPOSE:To prevent cash from flowing out excessively by restricting the cash to be drawn by over-tender transaction within a definite rate to the amount of payment by a purchaser. CONSTITUTION:A CPU 14 executes various kinds of processing based on the input information from a keyboard 10, and a RAM 13 stores the amount sold or the number of the sold commodities, etc., inputted from the keyboard, and simultaneously, stores the limit rate of the cash to be drawn. Then, the amount of payment, i.e., the total of the purchased commodities is corrected based on the prescribed limit rate of the cash to be drawn, and the limited amount of the cash to be drawn is obtained, and the amount of money obtained by deducting the amount of payment from the face value of a check is delivered to the purchaser, and simultaneously, procedure to draw it from the account of the check is executed, and when the face value of this check exceeds the total of the limited amount of the cash to be drawn and the amount of payment, the reception of this check is refused. Thus, the cash discharged by the over- tender transaction can be suppressed within the amount of money of the amount sold corrected by the definite rate.
Patent JP-H10132895-A (JP)
Title: Electric characteristic inspection device of semiconductor device and its production method
Inventor: ZAMA SATORU
IPC: G01R31/26
Filed: 1996-10-25
Abstract: PROBLEM TO BE SOLVED: To provide an electric characteristics inspection device for semiconductor device which has equal heights of pin type probes and has a good conductivity to the electrodes of the semiconductor device with high reliability. SOLUTION: In an electric characteristics inspection device 30 for a semiconductor device 41 to which a plurality of pin type probes 10 are fixed straight with solder 31 on a plurality of electrodes 21 of a base 20, the heights of the pin type probes 10 from the base 20 are controlled by the thickness of the solder 31 contacting the pin type probes 10 to the electrodes 21. By this, the heights of the pin type probes from the base can be made equal by the thickness of the solder contacting the pin type probes to the electrodes so that the electric connection of the semiconductor device and the electrodes (solder ball and the like) can be made uniform and the reliability of the inspection is improved.
Patent JP-S63137503-A (JP)
Title: Method for preventing degradation in sheet thickness accuracy for continuous type cold rolling mill
Inventor: SAITO TERUHIRO
IPC: B21B37/32
Filed: 1986-11-28
Abstract: PURPOSE:To maintain the dimensional accuracy of a sheet thickness by stopping idling and making proper remedy during this time, then restarting the idling when the current value detected from at least one driving motor of work rolls and intermediate rolls attains a set value or above. CONSTITUTION:The current value of at least one driving motor of the work rolls 16 and the intermediate rolls is detected. The idling of the rolls 16, 18 is stopped when the current values attains the preset value or above. The idling is restarted after at least either of the remedies to open the roll position and to increase or decrease the oil pressure of the oil film bearing of the back up rolls 18 is carried out. The degradation in the sheet thickness accuracy is prevented by this method.
Patent JP-S63137103-A (JP)
Title: Metal powder capsulated by resin and method thereof
Inventor: HOSOKAWA MASUO
IPC: B22F1/02
Filed: 1986-11-27
Abstract: PURPOSE:To produce metal powder capsulated by a good-quality resin having excellent moldability by sticking resin powder to the surface of metal particles having a specific grain size, adding and mixing org. solvent to and with said particles to melt and swell the resin and drying the particles by heating. CONSTITUTION:The resin powder is stuck and coated on the surface of the metal particles having 0.3-20mu grain size and the org. solvent is added thereto to partially melt and swell the resin, then the particles are dried by heating to remove the solvent component and to enclose the metal particles with the resin film. Wide range of metals including gold, silver, copper, iron, Cr, Ni, Co, Ti, etc., are usable as the metal particles. PE, PP, polyester, etc., are freely selectable for the resin. The metal powder capsulated by the resin having the excellent preservable property and moldability is thereby obtd.
Patent JP-S62140710-A (JP)
Title: Clutch operating cylinder of spindle for machine tool
Inventor: FUJITA TSUTOMU
IPC: B23Q3/12
Filed: 1985-12-17
Abstract: PURPOSE:To make a drive unit compact by constituting in such a way that a push rod for detaching a tool, in a retreat position, of a main shaft is positioned by operation of a cylinder engaging a clutch for transmitting power to the main shaft staying in its operating position. CONSTITUTION:At the same time when a main shaft head 16 is positioned in a machining position, the main shaft head 16 is positioned in a tool replacement position. And, a clutch operating cylinder 49 is advanced by pressure fluid from an oil path passing through a rod 47 fixed to a frame 11, and an operating ring 45 is advanced by means of a clutch operating claw 50 a to complete engagement of clutch and the main shaft of the head 16 is driven. At the same time, a pin 76 is advanced to move a hook 80 with a pivot 78 as a fulcrum through a long hole 81, and a claw 82 is engaged with a groove 83. And a push rod integral with a piston fit in a cylinder formed in the hook 80 pushes the end face of a draw bar by pressure fluid so as to loothen a tool holder 71.
Patent JP-H0582245-A (JP)
Title: Tubulous heater
Inventor: KITAHARA KOICHI
IPC: H05B3/10
Filed: 1991-08-05
Abstract: PURPOSE:To facilitate installation and removal, fixing and wiring connection together elimination of dusting characteristics so as to enable repetitive use by embedding a heater wire in a thick-walled part of a supporting body made of a predetermined material provided with an opening notch for installation of any attachment on its side face. CONSTITUTION:An opening notch 1 for installing in pipings or the like is provided on the side face of an elastic thick-wall cylindrical supporting body 2 made of a rubber or a synthetic resin material, and a heater wire 5 embedded in the thick-walled part 3 so as to form a cylindrical heater, so that impurities such as moisture or the like absorbed on the inner surfaces of a high purity gas piping or cylindrical filters used in a semiconductor production process are heated and removed. This constitution provides a cylindrical heater by which installation and removal, fixing and wiring connection are facilitated together with elimination of dusting characteristics resulting so as to enable repetitive use.
Patent JP-S63138294-A (JP)
Inventor: ITO KUNIO
IPC: G21C3/16
Filed: 1986-12-01
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。