baber/WOPTO huggingface dataset:
Patent JP-H1067505-A (JP)
Title: Production of purified hydrogen peroxide
Inventor: NAMIKAWA YOSHIJI
IPC: C01B15/013
Filed: 1996-08-27
Abstract: PROBLEM TO BE SOLVED: To provide a method for producing an aqueous solution of highly purified hydrogen peroxide (H2 O2 ) by which an Si component such as silicic acid (salt) or silicon oxide is removed by adding a specific acid having a prescribed acid dissociation constant to the aqueous solution of the H2 O2 containing impurities and thereafter bringing the aqueous solution of the H2 O2 into contact with a specified resin. SOLUTION: An acid having <=pKa 5 acid dissociation constant in water, preferably an inorganic acid such as hydrogen chloride, nitric acid, phosphoric acid and sulfuric acid is added in an amount so as to be 0.005-5mg/L concentration to a 15-40wt.% H2 O2 solution produced by e.g. an anthraquinone method, and containing impurities (e.g. Si, K, Al and Na), and thereafter, the solution is brought into contact with an anion exchange resin of a fluorine salt type, in the method for producing the purified hydrogen peroxide. If necessary, a strong acid cation exchange resin having a sulfonic acid and an anion exchange resin of a bicarbonate type are used in combination therewith.
Patent JP-H0655096-A (JP)
Title: Method for sizing powder coke for sintering and device therefor
Inventor: ONO HIROO
IPC: B07B1/12
Filed: 1992-07-31
Abstract: PURPOSE:To provide the method and device for sizing powder coke for sintering which can decrease the intrusion rate of fine grain coke into the final powder coke for sintering by preventing overcrushing. CONSTITUTION:The raw material coke carried into a preliminary sieve 4 is coarsely classified by this sieve as a fore stage of a coke classifying machine 1, such as vertical type cylindrical vibration sieve or Morgensen sizer, and the coarsely classified extremely coarse grain coke is charged together with the coarse grain coke classified by the coke classifying machine 1 directly to a crushing machine 8 and is crushed and sized by this machine in the stage for crushing and sizing the coke as fuel for sintering. The classification efficiency of the classifying machine is improved and the overcrushing is prevented by executing the coarse classification.
Patent JP-S6470117-A (JP)
Title: Production of filter medium for contact filtration
Inventor: HORI HARUO
IPC: C01G45/02
Filed: 1987-09-10
Abstract: PURPOSE:To obtain manganese sand with a high deposition rate of manganese by using an alkali to convert a bivalent manganate into manganese hydroxide, depositing the hydroxide on a supporting material and then oxidizing the hydroxide. CONSTITUTION:The supporting material capable of holding manganese oxide is mixed with bivalent manganate; the hydroxide of an alkali metal is allowed to react with the mixture; and a filter medium for contact filtration is obtained. Silica, sand, etc., are used as the supporting material. The alkali metal hydroxide must contain >=62% hydroxyl group (OH) based on the amt. of manganese (Mn) to smoothly carry out oxidation. A mixture of an alkali metal oxide and an oxidizing agent can be added to promote oxidation. The filter medium thus obtained is preferably dried to fix maganese dioxide more strongly to the supporting material.
Patent JP-H0786267-A (JP)
Title: Method and device for introducing gas for tin-cvd
Inventor: FUKAGAWA WATARU
IPC: C23C16/34
Filed: 1993-09-10
Abstract: PURPOSE:To provide a method and device for introducing gas for TiN-CVD so as to reduce the residual chlorine in a TiN film. CONSTITUTION:A covering plate 4 is provided on the edge plane 3a of a double tube 3 whose edge plane 3a faces a substrate, and nozzle holes 5 and 6 for blowing gas are provided on the covering plate 4. A heating means 7 is provided at the edge of the double tube 3 so as to heat reacting gas. Titanium compound and nitrogen compound are carried separately to the part that faces the substrate, and gas is permitted to blow out to the substrate from the part that faces the substrate.
Patent JP-H1149917-A (JP)
Title: Saponified ethylene-vinyl acetate copolymer composition and molded product therefrom
Inventor: NIMIYA KENJI
IPC: C08J5/18
Filed: 1997-08-06
Abstract: PROBLEM TO BE SOLVED: To provide a saponified ethylene-vinyl acetate copolymer composition allowing a continuous molding operation and excellent in transparency, gas barrier properties and appearances of a film therefrom, and the molded product formed from the composition. SOLUTION: A saponified ethylene-vinyl acetate copolymer composition comprises (A) a saponified ethylene-vinyl acetate copolymer (hereinafter abbreviated to EVOH) having an ethylene content of 5-60 mol.% and a saponification degree of 90 mol.% or more, (B) an alkali metal acetate salt, (C) acetic acid, and (D) water, wherein the content of the alkali metal acetate salt (B) is 20-500 ppm relative to the EVOH (A) (calculated as the alkali metal), the acetic acid (C)/the alkali metal acetate salt (B) weight ratio is 0.01-10, and the content of the water (D) is 10-140 parts by weight relative to 100 parts by weight of the EVOH (A). A molded product is manufactured by melt extruding an EVOH composition and orienting the resultant product with its water content being 5-50 wt.%.
Patent JP-S59116360-A (JP)
Title: Heat-resisting steel
Inventor: SHIGA MASAO
IPC: F01D5/28
Filed: 1982-12-24
Abstract: PURPOSE:To improve high temp. strength without decreasing toughness by adding a specific trace amt. of Al and W to a high-Cr martensitic heat-resisting steel congt. Ni, Mo, V, Nb, etc. CONSTITUTION:A steel material having the martensitic structure of the following compsn. is used as a rotor shaft and blade material for a steam turbine: The low alloy steel is of compsn. contg. 8-13% Cr, 0.5-2% Mo, 0.02-0.5% V, 0.02-0.15% Nb, 0.025-0.1% N, 0.05-0.25% C, <0.6% Si, <1.5% Mn, <1.5% Ni, 0.001-0.02% Al, 0.1-0.5% W. The Cr equiv. of such steel is <=12, and the [Mo(%)+3W(%)] thereof is 1.4-2.6(%) and (3Mo%+W%)/C% is <=34. And moreover, the steel has the relation <=0.5 Al(%)/N(%). The steel has high strength to creep rupture at 550-600 deg.C and high toughness characteristic as well as uniformly tempered martensitic texture.
Patent JP-H0568022-A (JP)
Title: Data communication system
Inventor: NAKAZATO MIE
IPC: H04L69/40
Filed: 1991-09-05
Abstract: PURPOSE:To improve the reliability of data communication by providing a standby line to each station in addition to substantial communication lines so as to use a branching matrix to switch a main line and a standby line freely between opposite stations thereby replacing a faulty line with the standby line for the operation of the system. CONSTITUTION:An inter-three station large capacity data communication system in which a concerned station and two other stations are interconnected consists of three stations A-C which have an information processing means (1-3) respectively implementing processing such as fault retrieval upon the detection of a line fault and selecting an active line to be a standby line as required. Then the system is provided with a branching matrix 4 to which all lines of each station are connected and selecting the connection between opposite stations under the control of the information processing means 1-3 and with three each communication lines interconnecting each station and the branching matrix 4 to connect each standby line to active lines and the standby lines of 2-opposite stations freely.
Patent JP-H0388448-A (JP)
Title: Common bus control system
Inventor: HISADA ISAO
IPC: H04L12/40
Filed: 1989-08-30
Abstract: PURPOSE:To attain normal data transfer even when a delay difference between equipments reaches one clock or over by sending a synchronizing signal looped back from a loopback circuit provided to an equipment other than a basic equipment to a delay difference detection circuit. CONSTITUTION:A loopback circuit 204 receiving a synchronizing signal 44 coming from a phase correction circuit 12 and sending to a younger number equipment 1 with loopback is provided to each equipment 2 other than the basic equipment 1. Then delay difference detection circuits 101,201 receiving the synchronizing signal 44 sent to an older number equipment 2 and a loopback signal 71 received from the loopback circuit 204 of the older number equipment 2 and outputting a control signal 72 controlling synchronizing signal control circuits 100, 200 and timing adjustment circuits 102, 202 respectively are provided to all the equipments 1. Thus, even when a cable delay or the like between equipments is larger than one clock period of the basic clock, the data is sent/ received normally.
Patent JP-H0786749-A (JP)
Title: Manufacture of printed-wiring board
Inventor: YAMAMOTO YUICHI
IPC: H05K1/11
Filed: 1993-09-10
Abstract: PURPOSE:To make possible a high-density wiring and mounting in a simple process by a method wherein conductive metal layers are electrically connected with the plastic state of synthetic resin sheets in a lamination integrally constituting process by pressing groups of conductor bumps on the surfaces of the metal layers into the sheets. CONSTITUTION:A plurality of layers of synthetic resin sheets 3 are respectively laminated and arranged on the main surfaces of conductive metal layers 1, which respectively have a group of conductor bumps 2 provided shapedly at prescribed positions thereon, in such a way that the main surfaces of the sheets 3 are respectively brought into contact to the main surfaces of the metal layers 1. Then, this laminated material is heated, the resin components of the sheets 3 are pressed at a glass transition point temperature or at a temperature in the plastic state of the sheets 3 and conductor wiring parts 2a, which make each group of the bumps 2 insert penetratingly therein, are arranged in such a way as to come into contact to the surface of each sheet 3 and are connected to each internal layer wiring pattern, are respectively formed in the thickness direction of each sheet 3. Such wiring boards are laminated to form a multilayer inter-connection board 8. Then, a through hole 6 is bored in the board 8 in such a way as to penetrate between both surfaces of the board 8 at prescribed positions on the surface and rear of the board 8 and a metal layer 7 is formed by adhering on the inner wall surface of the hole 6 by a plating method. Thereby, a multilayer printedwiring board can be easily manufactured.
Patent JP-S6470015-A (JP)
Title: Heating cabinet
Inventor: KAWASAKI TAKUYA
IPC: A47J39/02
Filed: 1987-09-11
Abstract: PURPOSE: To keep boiled rice in just boiled-up state longer than several hours by making a gap part, which is formed between an inner case and an outer vessel, connectable with a vacuum device which evacuates the gap part and connecting a low temperature boiler, which can generate low temperature steam under the vacuum of the gap part, to that gap part. CONSTITUTION: Water 13 is pured into a low temperature boiler 3 up to a proper level, air in the connection piping of the lower temperature boiler 3, gap part 15 between respective outer vessels 1 and an inner case 2 and steam supply pipe 6 or the like is removed and made into vacuum by a vacuum pump 10. In this case, the degree of vacuum is set so as to provide sufficient vacuum lower than saturation pressure at the temperature of water 13, etc., poured into the low temperature boiler 3.  Next, a cut-off valve 8 is cut off and when the water 13 in the low temperature boiler 3 is heated by electrifying an electric heater 4, respective gap parts 15 in vacuum state are filled with low temperature steam so that all the surface of walls between the outer vessels 1 and the inner case 2 can be heated at the uniform temperature and boiled rice in a tray 16 for boiled rice inside the inner case 2 can be uniformly heated as well. In this case, this heating temperature can arbitrarily be set by the setting of a thermometer 21.
Patent JP-2001053531-A (JP)
Title: Helical antenna and manufacture thereof
Inventor: TANABE KOSUKE
IPC: H01Q1/38
Filed: 1999-08-10
Abstract: PROBLEM TO BE SOLVED: To narrow a diameter and then to easily perform assembly in a short time. SOLUTION: An element 100 and a power feeding circuit 210 are connected by a connector, and the connector is composed of a connection pin 310 and the annular ring 300A of plastic resin. A lower part 300B of the annular ring is formed into an outer diameter almost equal to the outside diameter of a dielectric pipe 110 and the upper part 300C of the annular ring 300A is formed into the outside diameter insertable almost without play to the inner side of the dielectric pipe 110. The lower end part of the connection pin 310 is projected downward from the lower surface of the lower part 300B of the annular ring 300A, and the upper end part of the connection pin 310 forms a clearance with the outer peripheral surface of the upper part 300C of the annular ring 300A and is projected upward from the lower part 300B of the annular ring.  The annular ring is connected to the dielectric pipe 110 by inserting the upper part 300C to the inner side of the lower end part of the dielectric pipe 110 and clamping the lower end part of the dielectric pipe 110 by the outer peripheral surface of the upper part 300C of the annular ring and the upper end part of the connection pin 310.
Patent JP-S6383243-A (JP)
Title: Production of sintered rare earth element-iron-boron magnet
Inventor: NAKAGAWA JUN
IPC: C22C33/02
Filed: 1986-09-26
Abstract: PURPOSE:To produce a sintered rare earth element-iron-boron magnet having superior magnet characteristics by allowing gaseous hydrogen to be absorbed in a rare earth element-iron-boron material to crush the material, pulverizing the crushed material with a jet mill, press-forming the resulting fine powder in a magnetic field and sintering it. CONSTITUTION:A rare earth element-iron-boron material is subjected to evacuation treatment preferably under heating to nearly perfectly remove adsorbed gas and the material is crushed by allowing gaseous hydrogen to be absorbed in the material at about 50-200 deg.C. The crushed material is pulverized to several mum average particle size with a jet mill without carrying out dehydrogenation. The oxygen content in the atmosphere in the jet mill has been made as low as possible. The resulting fine powder is press-formed in a magnetic field and sintered preferably at about 1,000-1,100 deg.C. The sintered body is heat treated at a proper temp. A magnet having high performance is safely obtd. at a low cost.
Patent JP-S60118975-A (JP)
Title: Initializing control system of cash processing system
Inventor: AIZAKI YOSHIHIKO
IPC: G06Q20/18
Filed: 1983-11-30
Abstract: PURPOSE:To prevent error of cash management by constituting the system that the cash during commencement is recovered at the system initializing after system-down during operation. CONSTITUTION:A window counter consists of four counters A-D, each counter has cash handling windows 10a-10d and teller terminals 11a-11d, and teller incoming equipments 12a, 12b and terminal writers 13a, 13b are used in common for both windows. An account counter consists of an active cash disposing equipment 2a, a spare cash disposing equipment 2a', a cash desposition equipment 2b and an account station, a rail 3b is installed between the window and the window counter, a carrier 3a is moved along the rail 3b between the account counter and the window counter so as to carry the cash. A controller 4 checks the operating mode at system-down at initializing after system-down. When it is discriminated that the cash is loaded to the carrier 3a, the cash of the carrier 3a is accommodated in the cash depositing equipment 2b by the command of the controller 4.
Patent JP-2001053484-A (JP)
Title: Wave absorber having frequency selectivity
Inventor: MIYAMOTO TAKASHI
IPC: H05K9/00
Filed: 1999-08-10
Abstract: PROBLEM TO BE SOLVED: To prevent the fluctuation of pictures and malfunctions caused by the reflection of radio waves on the internal wall surface of an office and radio waves intruded into the office from the outside by sequentially providing dielectrics having a specific thickness and resistor coating films on both sides of a radio wave reflecting surface on which metallic wire elements are arranged. SOLUTION: A wave absorber 10 having frequency selectivity is composed of resistor coating films 11, dielectrics 12, and a radio wave reflecting surface 14 on which metallic wire elements 13 are arranged, with the dielectrics 12 and coating films 11 being successively provided on both sides of the surface 14. The coating films 11 are required to have such impedance that suppress the reflection of the surface 14 to about <=10% for sufficiently absorb radio waves to be absorbed. The dielectrics 12 can be made of any material without being limited essentially to vacuum, air, other gases, glass, ceramics, organic high polymers, etc., but must have a thickness of about 1/4 of the wavelength λof radio waves having a frequency to be shielded.
Patent JP-H0546943-A (JP)
Title: Thin film magnetic head
Inventor: OYAMA SHINYA
IPC: G11B5/31
Filed: 1991-08-12
Abstract: PURPOSE:To stably manufacture a magnetic head by a method wherein the magnetic head is manufactured by stacking an induction-type thin film magnetic conversion element and a magnetoresistance effect element on a base body and the magnetoresistance effect element is formed on the magnet conversion element. CONSTITUTION:In a base body 1, an Al2O3 film 12 is stacked on Al2O3 TiC 11, the greater part of a thin film magnetic conversion element 2 is housed nad its flat surface is obtained easily. A magnetoresistance effect element 3 and a magnetic shield 4 can be stacked easily on the element 2. The magnetoresistance effect element 3 is formed of Ni-Fe or the like and biased; it is stacked on the magnetic conversion element 2 via an insulating film 6. The shield 4 is formed of a ferrite; it is stacked on the magnetoresistance effect element 3 via an insulating film 7; it is covered with a protective film 5. By this constitution, a magnetic head can be manufactured while the magnetoresistance effect element is not influenced adversely by the manufacturing process of the magnetic conversion element.
Patent JP-S6381332-A (JP)
Title: Printing device in copying machine for industrial photograph
Inventor: ANDO KUNISUKE
IPC: G03B27/20
Filed: 1986-09-25
Abstract: PURPOSE:To simply and surely set a rubber pad, a vacuum holding frame, etc., by providing a winder, a vacuum holding frame, a vacuum pump and a lamp house to be interlocked successively through a controller. CONSTITUTION:A motor 8 is added respectively to a winder 4 and a vacuum holding frame 9, and the two motors and a motor 20 for driving a lamp house 16 and a vacuum pump 15 are connected to the controller. A limit switch that detects, the completion of rubber pad covering work is provided so as to correspond to the position of the termination of rubber pad 6 covering work by the winder 4, and a pair of limit switches that detects the state of opening and closing of the vacuum holding frame 9 corresponding to the supporting shaft 10 of rotation of the vacuum holding frame 9 are provided in a printing stand 1. The winder 4, vacuum holding frame 9, vacuum pump 15 and lamp house 16 are made to interlock successively through the controller. Thus, setting can be performed simply by a worker and the efficiency of operation can be heightened.
Patent JP-S60115819-A (JP)
Title: Color detecting method
Inventor: YAMAGUCHI MASAMI
IPC: G01J4/00
Filed: 1983-11-29
Abstract: PURPOSE:To use only one detector for an objective body and detect light by using an electrooptic effect element which varies in transmitted light intensity with a driving voltage. CONSTITUTION:Light from the objective body 1 is polarized linearly by a polarizer 4 and incident at 45 deg. to the direction of an electric field applied to the element 5 with electrooptic effect. The light incident to the element 5 is given the phase difference corresponding to the level of the voltage applied from a driving source 10 to electrodes 6 and 7, and light corresponding to the phase difference is passed through an analyzer 8 having the optical axis perpendicular to that of the polarizer 4 and then made incident to a photodetector 9 to lead out a signal corresponding to the quantity of the incident light. Further, the element 5 varies in transmitted light intensity according to variation in the applied driving voltage.
Patent JP-H1164925-A (JP)
Title: Shutter plate
Inventor: SUMIKURA SUSUMU
IPC: G03B9/10
Filed: 1997-08-22
Abstract: PROBLEM TO BE SOLVED: To improve a tight adhesion property, slidability and antireflectivity by forming an antireflection film and/or sliding film formed on a plate of an electrodeposition coating film formed by an electrophoresis effect by using an electrodeposition coating material prepd. by dispersing particulates into a resin. SOLUTION: The antireflective film and/or the sliding film is the electrodeposition coating film 31 formed by the electrophoresis effect by using the electrodeposition coating material prepd. by dispersing the particulates into the resin. The electrodeposition coating film 31 is formed by using the electrodeposition coating material contg. the particulates acting as an antireflection filler and slidable filler in the electrodepositable resin and by electrodeposition coating by the electrophoresis on a metallic or nonmetallic shutter plate base material. If the shutter plate base material is nonmetallic, such as resin, the base material is subjected to metallic plating by a chemical plating treatment or to a suitable surface conducting treatment then to electrodeposition coating therein.  Namely, the plating film 33 is formed on the surface of a plastic material 34 of the shutter plate and the skin thereof is subjected to the chemical treatment, by which a chemical conversion treatment film 32 is formed. The electrodeposition coating film 31 is formed thereon.
Patent JP-H0974399-A (JP)
Title: Compression/expansion buffer circuit
Inventor: NAKAYAMA YUJI
IPC: H04J3/02
Filed: 1995-09-04
Abstract: PROBLEM TO BE SOLVED: To improve the utilization of a RAM, to miniaturization hardware and to save power by sharing the same RAM for transmission and reception. SOLUTION: This compression/expansion buffer circuit is provided with the RAMs 11-1 to 11-3 of different clock speeds for write and read. Then, in this case, data sequences for transmission are inputted parallelly and supplied through a parallel/serial converter 12 to the RAMs 11-1 to 11-3. Also, continuous digital data sequences converted by the RAMs 11-1 to 11-3 from received burst signals are parallelly outputted through a serial/parallel converter 13. Further, in order to switch the operation of the RAMs 11-1 to 11-3 between the transmission time and the reception time, a selector 14, a write address control circuit 15, a read address control circuit 16, the selector 17 and switches 18 and 19 are provided. In such a manner, the same RAMs 11-1 to 11-3 are shared for transmission and reception.
Patent JP-H0392508-A (JP)
Title: Method and equipment for forming steam and power for starting and auxiliarily operat- ing steam power station
Inventor: URURIHI HOIZAA
IPC: F02C6/18
Filed: 1990-08-30
Abstract: PURPOSE: To improve thermal efficiency by providing a generator driven by a starting gas turbine and a start-up and/or auxiliary steam generator to supply exhaust gas from the starting gas turbine to the start-up and/or auxiliary steam generator for heat recovery. CONSTITUTION: A start-up and auxiliary system 10 for a steam power station has a gas turbo set 12 and a boiler connected to the exhaust side thereof. The gas turbo set 12 is provided with a compressor 16, a combustor 17 and a gas turbine 18 to drive a generator 18 with the power of the gas turbine 18. The boiler is formed as a start-up and/or auxiliary steam generator 14. In this case, the exhaust gas side of the gas turbine 18 is connected to the steam generator 14 via a pipeline 20 to generate steam with the exhaust heat of the exhaust gas. The steam generator 14 includes a preheating stage 22 for preheating condensed water from a receiver tank 26 and an evaporating stage 24 for the condensed water to be guided via a mixing header 30 after preheated.