baber/WOPTO huggingface dataset:
Patent JP-S60258133-A (JP)
Title: Preparation of o-alkylphenol
Inventor: TAMARU AKIO
IPC: C07C67/00
Filed: 1984-06-05
Abstract: PURPOSE:To use alumina prepared by firing aluminum hydroxide obtained by hydrolyzing an aluminum alkoxide as a catalyst in obtaining the titled substance by reacting phenol with an olefin in the liquid phase. CONSTITUTION:Phenol is reacted with an olefin, preferably secondary olefin in the liquid phase in the presence of a catalyst to give the titled substance. In the process, aluminum hydroxide obtained by hydrolyzing an aluminum alkoxide, and firing the resultant aluminum hydroxide at 400-1,000 deg.C, preferably 500- 700 deg.C for 0.1-20hr is used as the catalyst. The amount of the catalyst to be used is 0.001-0.3 times that of the phenol, and the reaction conditions are preferably 180-300 deg.Cunder 2-50kg/cm<2> pressure for 0.5-50hr. The moisture concentration is preferably <=1,000ppm. EFFECT:The catalyst has high activity, and the yield of the aimed substance is high. USE:An antioxidant, stabilizer and an intermediate for agricultural chemicals and dyes.
Patent JP-S63279484-A (JP)
Title: Video tape recorder
Inventor: SASAKI HIDEMI
IPC: G11B33/12
Filed: 1987-05-11
Abstract: PURPOSE:To miniaturize a VTR by utilizing effectively the space in a cassette mouth part by arranging electric parts on the device main body so as to locate inside the cassette mouth of a video cassette. CONSTITUTION:Sub-substrates 35, 35 are provided on one part 30A of the substrate 30 extending to a cassette mouth part 10C and a large-sized electric part is packaged as well. Namely, since this part is communicated to the space inside the cassette mouth part 10C the height of about +15mm can be taken larger compared with other parts and the sub-substrates 35, 35 can be erected or large-sized electric parts can be packaged. Also, this part is close to a rotary head drum 22, so it is much advantageous to arrange the amplifier for recording and reproducing. The space inside the mouth part can thus be effectively utilized and a VTR can be miniaturized.
Patent JP-H09277158-A (JP)
Title: Streak pattern forming method and device thereof for disc
Inventor: IKEMOTO KIYOSHI
IPC: B24B37/20
Filed: 1996-04-15
Abstract: PROBLEM TO BE SOLVED: To provide a streak pattern forming method and a device thereof for disc which can form a fine streak pattern in one process and provide cost reduction in facilities and production and improvement to magnetic properties and processing accuracy by adjusting the cross angle of the streak pattern arbitrary and accurately. SOLUTION: This streak pattern forming device 1 is provided with a drum 2, a pad rotating body 3, a revolving motor 5, and a self-rotating motor 6. By rotating the drum 2 and the pad rotating body 3, after a polishing pad 4 is bought into contact with a magnetic disc 200 so that the information storing surface of the magnetic disc 200 may be positioned in the central hole 40 of the polishing pad 4 which is fitted at the pad rotational body 3, the polishing pad 4 revolves or selfrotates. It is thus possible to form a desired streak pattern at the magnetic disc 200.
Patent JP-S5239589-A (JP)
Title: Method of producing carrier
Inventor: ABE KAZUMASA
IPC: B01J37/16
Filed: 1975-09-23
Abstract: PURPOSE: A method of coating the surface of ceramics substrate with titania having necessary and sufficient strength and excellent catalytic properties in the production of carriers used in the selective reduction of NOx in exhaust gas containing SOx and NOx with ammonia. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-H11307851-A (JP)
Title: Optical fiber amplifier
Inventor: YAMADA MAKOTO
IPC: H01S3/10
Filed: 1998-04-24
Abstract: PROBLEM TO BE SOLVED: To provide a wide-band optical amplifier with low noise and flat gain, and to realize with sure low-noise characteristics related to a conventional optical fiber amplifier operating in 1.55 μm band or 1.58 μm band. SOLUTION: Er-doped quartz group fibers 1 and 6, stimulation light sources 2, 7-1, and 7-2, optical means applied with stimulation light and signal light, and optical isolators 9-1 and 9-2, are provided. Here, Er effective absorption of the Er-doped quartz group fiber (product of Er-doped quartz group fiber length (m) and Er addition concentration (wt. ppm), or product of absorption value of Er-doped quartz group fiber at 1.48 μm (dB/m) and Er-doped quartz group fiber length (m) or product of absorption value (dB/m) of Er-doped quartz group fiber at 1.55 μm and Er-doped quartz group fiber length (m)) is so regulated as to be a value which meets a specified practical reference for at least one of noise index and signal gain.
Patent JP-H11300593-A (JP)
Title: Working roller of wire saw
Inventor: MAKINO KUNIO
IPC: B24B27/06
Filed: 1998-04-24
Abstract: PROBLEM TO BE SOLVED: To prevent a wire from being broken, and improve the machining accuracy. SOLUTION: Working rollers 15-17 comprise a roller body 25, and a cylindrical resin layer 26 formed on an outer circumferential surface of the roller body 25. Annular grooves 15a, 16a, 17a to stretch a wire 18 therearound are formed on the outer circumferential surface of the resin layer 26. The resin layer 26 comprises a hard resin part 27 corresponding to a cutting area and a soft resin part 28 corresponding to a non-cutting area, and the material of the resin parts 27, 28 are different from each other. The wear of the annular grooves 15a-17a in the soft resin part 28 is suppressed thereby.
Patent JP-S60261898-A (JP)
Inventor: KAINUMA NORIO
IPC: E21D11/40
Filed: 1984-06-07
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-S5449983-A (JP)
Title: Controlling method for electrolyte concentration of electrolytic solution
Inventor: NAKAI YASUIKI
IPC: C25B1/00
Filed: 1977-09-28
Abstract: PURPOSE: To keep each electrolytic cell at an optimal electrolytic performance for a long time, by condensing water vapor formed in each of electrolytic cells combined in series to form condensed water, and by feeding the condensed water to the next electrolytic cell as conc. tritium water.  
     CONSTITUTION: An electrolytic cell 1 has an anodic chamber 4 and a cathodic chamber 5 equipped with an anodic plate 6 and a cathodic plate 7 respectively, with intervening diaphragm 3. Atoms (or heavy water) including tritium (T) is fed 2 to the cell 1 and is electrolyzed, thereby O 2  gas and H 2  gas are produced in the chamber 4 and 5 respectively, concentrating raw water and producing water vapor. Then the water vapor is condensed in condensers 9a, 9b to form condensed water in traps 10a, 10b and is fed to the next electrolytic cell as conc. T water. O 2  gas and H 2  gas are delivered through condensers 9a, 9b and traps 10a, 10b respectively to a reunifying apparatus 11, where it is unified to form a water vapor. The water vapor is condensed 12 and sent to a dil. water storage tank as dil. T water. The process described above is repeated in the electrolytic cells following the cell 1 in the same manner 
     COPYRIGHT: (C)1979,JPO&Japio
Patent JP-H11307532-A (JP)
Title: Manufacture of semiconductor device
Inventor: HANADA KAORU
IPC: H01L23/522
Filed: 1998-04-24
Abstract: PROBLEM TO BE SOLVED: To provide the manufacturing method of a semiconductor device which can form a wiring layer of high quality without etching a shoulder part and/or a sidewall part of a wiring layer, by ensuring a selection ratio to a resist film, when the wiring layer is patterned and formed on an insulating film. SOLUTION: On a substrate 10, a first insulating film 11 of a silicon oxide system is formed, on which a second insulating film 12 of a silicon nitride system is formed. On the second insulating film 12, a conducting layer 13 is formed, on which a resist film 14 is formed. By the use of the resist film 14 as a mask, the conducting layer 13 is etched and patterned.
Patent JP-H08312935-A (JP)
Title: Combustion-monitoring apparatus for waste incinerator
Inventor: KAWATO KIYOYUKI
IPC: F23G5/50
Filed: 1995-05-15
Abstract: PURPOSE: To provide the title apparatus which can detect a burned-out position exactly even if a lump of waste exists between combustion flames and image- pickup apparatus. CONSTITUTION: The title apparatus is composed of image-pickup apparatus 1 and an image-processing apparatus 2. The image-pickup apparatus 1 are located so as to be opposed to stoker-type incineration grates 5, on which waste thrown into an incinerator is incineated while it is being conveyed, from the downstream side thereof. The image-processing apparatus 2 extracts data showing the state of its combustion from picture image information picked-up by the image-pickup apparatus 1. At least two units of the image-pickup apparatus 1 are located being set apart by a definite distance vertically.  The picture image-processing apparatus 2 is composed of a flame-extracting part 2a extracting combustion flames from a first image-pickup apparatus 1a and a second image-pickup apparatus 1b, a flame width-extracting part 2b finding a place where flame width at the bottom of the combustion flames extracted by the flame-extracting part 2a becomes equal to each other, and a burned-out position-extracting part 2c finding positional information at the place extracted by the flame width-extracting part 2b, by a geometric method.
Patent JP-2000303694-A (JP)
Title: Frame and method for unloading members
Inventor: FUKUSHIMA TOSHIYUKI
IPC: E04G21/16
Filed: 1999-04-23
Abstract: PROBLEM TO BE SOLVED: To easily and promptly unload members from a member carrying vehicle in the construction field where a mobile crane means cannot enter, by using a temporary member unloading frame which is made up of a hoist machine for hoisting a beam and members, and a diagonal member. SOLUTION: A beam 1 is externally protruded from an external scaffolding 4 so as to be rotated on a vertical axis, at a side edge of the external scaffolding 4. The beam 1 houses therein a trolley in a movable manner, and a hoist machine 2 is linked to the trolley, whereby the hoist machine 2 is moved along the beam 1 together with the trolley. A round steel diagonal member 3 is stretched between a free end, i.e., an external end, of the beam and a standing pole 4. The lower end of the diagonal member 3 is connected to the external end of the beam 1, and the upper end of the diagonal member 3 is connected to the standing pole 41 by pin joint, whereby the diagonal member 3 can be rotated on the vertical axis at the side edge of the external scaffolding 4 together with the beam 1.  Thus, unloading of members from a member carrying vehicle or movement of the hoisted members from an upper location can be facilitated.
Patent JP-S5544218-A (JP)
Title: Failure processing system
Inventor: MIYOSHI TATSUROU
IPC: H04M3/22
Filed: 1978-09-22
Abstract: PURPOSE:To realize the failure processing system suitable for communication path system electronized and also instant failure processing, in electronic exchangers. CONSTITUTION:The communication system unit SP is provided with the storage memory MSCN of maintenance information where the result (1) to self check in the communication path system is located. Further, the information (2) for instant failure and the status information (3) of the result of execution EX are contained in MSCN. When SP is electronized, the information (3) must be of instant response. SP retrieves the maintenance information and brakes in CPU as the defective execution if a failure is taken place. This is made by feeding the said signal and by avoiding ASW signal. Since instructions are frequently given from CPU to SP and the brake-in is made in synchronizing with the instruction output program, the failure processing is quick and the procedure is simple.
Patent JP-H05316239-A (JP)
Title: Conference system
Inventor: HASHIZUME MASAO
IPC: H04N7/15
Filed: 1992-05-08
Abstract: PURPOSE:To attain the transmission and reception of a voice signal through a single voice signal transmission channel by transmitting the voice signal to the other station after adding a position data signal to it, and distributing the voice signal corresponding to the generating position according to the position data signal. CONSTITUTION:A voice transmitting part 12A of a voice transmitting and receiving device 10A collects the voice corresponding to the position of a speaker by plural microphones 14a-14n. A position data generating part 20 connected with a statement judging part 16 detects the position data from the voice signal, a delay part 25 delays the voice signal, and prepares the voice signal to which the position data is added. Then, the voice signal is transmitted form an output terminal 27 through a voice signal transmission channel 11A to a transmitted voice receiving part 13A at the other station. Then, the voice signal is distributed corresponding to the generating position according to the position data signal by a voice position distributing part 34 of the receiving part 13A at the other station, and image-formed at the position of the spatial part of its own station conference room corresponding to the speaker position of the other station conference room by speakers 373 and 37b.
Patent JP-H05312668-A (JP)
Title: Method and device for detecting gas leakage in gas conduit
Inventor: IWANAMI KENZO
IPC: G01M3/28
Filed: 1992-05-08
Abstract: PURPOSE:To obtain a method for detecting only gas leakage in a gas conduit properly even if an environmental change occurs. CONSTITUTION:In a method for detecting gas leakage in a gas conduit by making connection to a gas conduit 2 and detecting change in gas pressure before and after a specified time, a dummy tank 3 with a capacity which is nearly equal to that of the gas conduit 2 is connected to the gas conduit 2 via an on-off valve 4, a gas manometer 6 is connected from both sides of the on-off valve 4 via a switching valve 5, and the on-off valve 4 is opened once when gas within the gas conduit 2 is not used. Then, the on-off valve is closed and gas pressure at both sides of the on-off valve 4 is measured with the gas manometer 6 by switching the valve 5. After a desired amount of time without accompanying any change in gas usage state passes, gas pressure of the gas conduit 2 and that of the dummy tank 3 are measured, thus obtaining the amount of change in the gas pressure difference between the gas conduit 2 and the dummy tank 3 before and after the desired time.
Patent JP-2000306893-A (JP)
Title: Method of treating wafer surface
Inventor: GOTO KEIICHI
IPC: H01L21/302
Filed: 1999-04-23
Abstract: PROBLEM TO BE SOLVED: To provide a method of treating a wafer surface, by which particles from an electrode plate itself of a wafer treatment apparatus, particularly from the inner walls of small holes in the electrode plate, which is easily worn out, can be reduced during wafer treatment processes and, when substances generated by a reaction gas are adhered to the small-diameter holes, these substances do not peel or contaminate, products or the like. SOLUTION: A wafer treatment apparatus, having an electrode plate 10 in which a plurality of small-diameter holes are formed, is used to treat a wafer surface by introducing a reaction gas containing at least a fluorocarbon gas into the treatment apparatus. In this method, the an electrode plate is made 5-15 mm thick, and the surface roughness Ra of inside walls of the small holes in the electrode plate is made 0.1-5.0 μm.
Patent JP-S5816898-A (JP)
Inventor: YOSHIDA MITSUO
IPC: B43L23/00
Filed: 1981-07-23
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-S5817213-A (JP)
Inventor: KOSUTANCHIINO BINCHIKETSURA
IPC: F16C17/03
Filed: 1982-07-06
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-H09305018-A (JP)
Title: Developing device for electrophotographic device
Inventor: KIKUCHI TORU
IPC: G03G15/08
Filed: 1996-05-10
Abstract: PROBLEM TO BE SOLVED: To restrain a sponge-like roll from being torn off and to prolong the life of the sponge-like roll by providing a means for driving the sponge-like roll at high speed only in the case of requiring much toner supply quantity. SOLUTION: Relation between toner supply driving time and the toner supply quantity in the case toner supply driving speed is set to V0 and V1 is shown in a first quadrant, and relation between the response waiting time of a toner concentration sensor and the toner supply quantity is shown in a second quadrant. In the case of an area B, toner is supplied in a control cycle where a toner supply driving part is stopped after it is driven for a time T1 at speed V0 and waites for a time T2. In the case of an area C, the toner is supplied in the control cycle where the toner supply driving part is stopped after it is driven for a time T3 at speed V1 and waites for the time T2.  Provided that V0<V1, and toner concentration is kept at a constant target value by decreasing speed and performing driving in the case much toner supply quantity is not required and by increasing speed and performing driving in the case much toner supply quantity is required.
Patent JP-S5241825-A (JP)
Title: Low noise type stationary induction apparatus
Inventor: OOTA KAZUO
IPC: H01F27/33
Filed: 1975-09-29
Abstract: PURPOSE: In a transformer constituted that a sound-proof eave is arranged on the upper part of the oil tank and engaged with a sound-proof wall, a soundproof cover is added on the upper surface of the oil tank which is not covered with the sound-proof wall, and supported on the sound-proof wall, and thus the reduction of noise to the same degree in the double tank construction is achieved. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S63282452-A (JP)
Title: Hot water feeding apparatus
Inventor: TADA YASUTO
IPC: F24H1/10
Filed: 1987-05-13
Abstract: PURPOSE:To improve safety, by providing a safety means which prevents the starting of the feed of hot water by means of a hot water feed starting control when a regulating state for a feed hot water temperature by a control for regulating a feed hot water temperature is in a high temperature range exceeding a set value. CONSTITUTION:A stop of the feed of hot water is controlled through re-press control of a hot water feed starting stop control 17 from a hot water feed operation state under a state in which the regulation state of a feed hot water temperature by means of a control 18 for regulating a feed hot water temperature. In this case, because of press control of a slide control lever 43 by a cam 44 and contact of a stopper lever 40 with a rod part 20, the stopper lever 40 is engaged with an engaging hole 39 through the accumulating energizing force of a spring 42, brought into a compression state along with return of the hot water feed starting control tool 17 to a projection position A. This constitution prevents the starting of the subsequent feed of hot water through engagement between the stopper lever 40 and the engaging hole 39, maintained through the press action of the cam 44, unless otherwise the control 18 for regulating a feed hot water temperature is rotated and controlled to the lower temperature side so that the regulating state of a feed hot water temperature is forced into the lower temperature side deviating from a high temperature range exceeding a set value.
Patent JP-H0413859-A (JP)
Title: Reactive spatter apparatus for decolative usage
Inventor: TODA TAKASHI
IPC: C23C14/34
Filed: 1990-05-01
Abstract: PURPOSE:To carry out the coating of desired color with good reproducibility by adjusting the process conditions, based on the output of hue and brightness indicated by a color difference meter, by irradiating a monitor material with the light. CONSTITUTION:While a metal compound is stuck to a material to be worked, the metal compound is also stuck on the surface of the monitor material which is the same base material as the material to be worked or has equivalent properties. The hue and the brightness of the metallic coating formed on the surface of the monitor material are measured. At least one of the process conditions among the vacuum degree in the film formation chamber, the flow rate of gaseous argon or reactive gas, the output of spattering electric power source, and the voltage to be impressed to the material to be worked is adjusted. By this method, the coating of desired color is carried out on the material to be worked with good reproducibility.
Patent JP-H08283793-A (JP)
Title: Cleaning agent for ink
Inventor: ENDO MASASHI
IPC: C11D7/26
Filed: 1995-04-19
Abstract: PURPOSE: To obtain a cleaning agent for ink which is lowly toxic and safe and exhibits a high cleaning power to various kinds of inks by compounding a specific alkyl oxyisobutyrate with a (di)propylene glycol monoalkyl ether. CONSTITUTION: The cleaning agent for ink is prepd. by compounding 3-80wt.% at least one alkyl oxyisobutyrate (A) selected from among alkyl esters of α- and β-alkoxyisobutyric acids and α-hydroxyisobutyric acids with 20-97wt.% (di)propylene glycol monoalkyl ether (B). Component A selected is methyl or ethyl oxyisobutyrate. Component B selected is monomethyl, mono-n-propyl, or mono-n-butyl ether of (di)propylene glycol. The cleaning agent may be used as it is or as a mixture with water or an org. solvent, a mixture with water being pref. in terms of safety.
Patent JP-H11310433-A (JP)
Title: Substrate glass for display device
Inventor: MACHISHITA HIROSHI
IPC: C03C3/093
Filed: 1998-04-27
Abstract: PROBLEM TO BE SOLVED: To provide a substrate glass having a high glass strain point and a low thermal expansion coefficient, scarcely generating thermal cracks which have been a problem, and suitable for the substrates of display devices. SOLUTION: This substrate glass for display devices comprises 58-64 wt.% of SiO2 , 10-14 wt.% of Al2 O3 , 0.5-3 wt.% of ZrO2 , 1-5 wt.% B2 O3 , 71-81 wt.% of (SiO2 +Al2 O3 +ZrO2 +B2 O3 ), 1-4 wt.% of MgO, 4-9 wt.% of CaO, 0-5 wt.% of SrO, 0-4 wt.% of BaO, 10-16 wt.% of (MgO+CaO+SrO+BaO), 2-9 wt.% of Na2 O, 1-8 wt.% of K2 O and 7-14 wt.% of (Na2 O+K2 O), and has a glass strain point of >=580 deg.C and a thermal expansion coefficient of 60×10<-7> to 80×10<-7> / deg.C in the temperature range of room temperature to 300 deg.C.
Patent JP-S5817640-A (JP)
Title: Semiconductor device
Inventor: NAKAGAWA KOUICHI
IPC: H01L23/544
Filed: 1981-07-24
Abstract: PURPOSE:To enable to trace a rod history even if a conventional marking is vanished and to automatically process a semiconductor by forming a readable type marking on the surface of the device and forming a bar code type marking at the prescribed positions. CONSTITUTION:In a drawing, numeral 1 designates an IC, 2 a front surface, while 3 a back surface. The surface 2 is a surface which necessitates identifying by a personnel a marking even after the IC1 is eventually mounted on a printed board. On the surface 2 is printed marking characters 4 in the size of the degree capable of reading by the personnel. On the surface 3 is printed a bar code marking 5 which is not read by the personnel but capable of being identified for the information by converting the optical information into an electric signal. Even if the characters 4 capable of being identified by the personnel on the surface 2 are, for example, vanished, the tracing of the rod history can be performed by the marking 5 of the bar code.
Patent JP-H01292154-A (JP)
Title: Production of fabric
Inventor: MIYAZAKI TAKAO
IPC: D04B1/16
Filed: 1988-05-12
Abstract: PURPOSE:To obtain a fabric with soft and liveliness, giving natural curly effect, by shrinking a fabric with specific combined filament yarns accounting for more than half of its surface. CONSTITUTION:A fabric is prepared so that combined filament yarns made up of polyethylene terephthalate yarns A<1.0de in single fiber fineness and <=10% in boiling water shrinkage and ethylene terephthalate-isophthalate copolymer yarns B>=1de in single fiber fineness and 25-65% in boiling water shrinkage, containing 5-20mol% of isophthalic acid component (combined ratio A/B=1/1-4/1, pref. 2/1-3/1) account for >=50% of the total surface. This fabric is then shrinked as much as >=30% in the warp and/or weft direction(s), thereby developing the yarns A on the surface of the objective fabric.