baber/WOPTO huggingface dataset:
Patent JP-H09275984-A (JP)
Title: Cloning of thermostable dna polymerase gene
Inventor: KOMATSUBARA HIDESUKE
IPC: C12R1/01
Filed: 1996-04-18
Abstract: PROBLEM TO BE SOLVED: To provide a method for efficiently screening thermostable DNA polymerase gene (hereinafter called the gene) which is useful for nucleic-acid amplification reactions for PCR, etc. SOLUTION: This method for codling genes which comprises the following steps, (1) to (8), of: (1) Inserting a mass of gene-containing DNA fragments into a phage vector for in vitro packaging to prepare a library; (2) Infecting host germs with the library, and culturing the germs on a plate to grow plaques; (3) Transferring the plaques on a membrane in surfaces of which a template DNA which becomes a substrate for DNA polymerase has been immobilized; (4) Heat-treating the membrane to which plaques have been transferred.  (5) Treating the membrane at temperature of 50-70 deg.C in a reaction liquid in which the labeled dioxynucleoside triphosphate is contained and DNA polymerase functions; (6) Removing excess dioxynicleoside triphoshate which remains in the liquid without being subjected to the reaction; (7) Detecting the labeled dioxynucleoside which has been taken in the membrane surface; and (8) Identifying the clone containing the gene on the basis of the detected signals.
Patent JP-S61256518-A (JP)
Inventor: MORI SADAJIRO
IPC: H01H9/36
Filed: 1985-05-08
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-S63263706-A (JP)
Title: Permanent electromagnet and manufacture thereof
Inventor: OGATA HISANAO
IPC: H01F6/00
Filed: 1987-04-22
Abstract: PURPOSE:To obtain the permanent electromagnet which allows a simple magnetizing operation with a simple structure by a method wherein ceramic substrates are superposed, these layers are connected by an oxide superconductive substance, and so are the starting point and the ending point of a wiring, the outside of which is covered with insulative ceramic, and the superconductive substance is magnetized. CONSTITUTION:The winding layers of oxide superconductive materials 3 and 4 are formed on ceramic substrates 1, a plurality of layers of these ceramic substrates 1 are superposed, these layers are connected by the superconductive materials 3 and 4, and so are the starting point and the ending point of winding, and the outside of the superconductive materials is covered with an insulative ceramic 5, and the superconductive materials 3 and 4 are magnetized. This magnetization is accomplished by performing a heat treatment after preheating and main heating processed and application of magnetic field have been finished, and also by performing a cooling process in the state that the magnetic field same as above is applied. Magnetic flux is caught by the closed loop composed of the superconductive winding when the cooling process is performed in a magnetic field, a permanent current is induced when said material is picked out to outside the magnetic field under the superconductive transfer temperature or below, and a permanent magnet is formed. As a result, the magnetizing operation of the permanent magnet can be done easily and the structure of the magnetizing device can also be simplified.
Patent JP-H1035153-A (JP)
Title: Printed matter to be sent, sealing tape for printed matter and their continuous form
Inventor: FUKUDA YASUHIKO
IPC: B42D15/02
Filed: 1997-04-15
Abstract: PROBLEM TO BE SOLVED: To provide printed matter to be sent which can be manufactured using printed matter of ordinary standard at a low cost and a sealing tape used for this printed matter. SOLUTION: This printed matter to be sent consists of at least, the doubled main body 2 of printed matter, a sealing tape 10 for sealing the cross section 5 of the main body 2 of printed matter and a delivery service classification information part 8a such as 'postage separately paid mail'. The sealing tape 10 consists of a band-like tape main body 10a bonded across the entire front and back faces of the front cover 3 of the main body 2 along the cross section 5 and an adhesive material 10b for bonding the tape main body 10a to the front cover 3 in separable manner. In addition, a nonadhesive part 10e for the main body 2 is provided on the part, opposite to the cross section 5 of the main body 2, of the back face of the tape main body 10a.  Further, the delivery service classification information part 8a is provided on a wide adhesive part 10c, and it is possible to remove this delivery service classification information with the sealing tape 10.
Patent JP-S61254340-A (JP)
Inventor: AKAMINE MASAAKI
IPC: H05K3/38
Filed: 1985-05-08
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-H07299487-A (JP)
Title: Contact filter medium for water treating vessel
Inventor: KITAO TAKANE
IPC: C02F3/06
Filed: 1994-05-11
Abstract: PURPOSE:To provide a filter medium for a water treating vessel which reduces a transportation space and is easy to assemble. CONSTITUTION:Insertion holes 21 are formed at both ends of plural band-shaped cloth bodies 20 formed by sewing and fixing both ends of many cord-like contact materials 13 and framework parts 23 are inserted into these insertion holes 21 at the prescribed intervals of the band-shaped cloth bodies 20. Fixtures 14 are fitted to the framework parts 23 so as to cover both ends of the band-shaped cloth bodies 20 and connecting parts 27a of connectors 26a are fitted to both ends of the respective framework parts 23. The band-shaped cloth bodies 20 are extended at the other connecting parts 27b approximately parallel with the band-shaped cloth bodies 20 and both ends of beam parts 24 are respectively fitted to assemble the contact filter media to an approximately square frame shape. The cord-like contact materials 13 are extended approximately parallel with the cord-like contact materials 13 and both ends of columnar parts 25 are respectively fitted to the other connecting parts 27c, by which the frame body 12 is assembled to a three-dimensional frame shape. This frame body is provided with a placing stage part, by which a contact filter medium body 11 is formed. The body is placed in the bottom within the contact oxidizing vessel of the water treating vessel.
Patent JP-H10289720-A (JP)
Title: Current-collection substrate for battery
Inventor: KATO HITOSHI
IPC: H01M4/80
Filed: 1997-04-15
Abstract: PROBLEM TO BE SOLVED: To improve the characteristic of a charging and discharging cycle life for a battery with built-in electrodes, using a current collection substrate by roughening the surface of the aggregates of a metallic porous body having three-dimensionally distributed aggregates and communication holes for forming the substrate. SOLUTION: Aggregates 1 are made of conductive metal and randomly entangled with each other for three-dimensional distribution. In addition, the aggregates 1 have a hollow structure so as to form an internal cavity 1a, and the external surface thereof is formed as a roughened surface 1b. Furthermore, spaces among the aggregates 1 are communication holes 2 as well randomly and three-dimensionally distributed and forms gaps for filling an active material. In this case, the aggregates 1 are formed to have a roughened surface 1b and the substantial surface area thereof is large. As a result, a contact area between the active material in the communication holes 2 and the aggregates 1 becomes large.  Also, an anchoring effect for the active material is concurrently available, due to the roughened surface 1b, thereby firmly carrying the active material in a state such that it adheres to the roughened surface 1b. In this case, the roughness of the roughened surface 1b is preferably set at a value between 1 μm and 3.5 μm.
Patent JP-S5527817-A (JP)
Title: Manufacture of spherical carbon or spherical activated carbon
Inventor: SHIIKI YOSHIYA
IPC: C01B31/02
Filed: 1978-08-11
Abstract: PURPOSE: To manufacture spherical carbon or spherical activated carbon from low m.p. raw material such as low m.p. pitch by mixing the raw material with a softening point raising agent, a viscosity regulating agent, etc. after which the mixt. is heated to a high temp. to raise the softening point, molded, subjected to solvent extraction, made infusible, and further activated.  
     CONSTITUTION: Coal or petroleum pitch such as usual soft pitch or medium pitch, or heavy oil such as asphalt is mixed with a softening point raising agent such as nitrobenzene, a viscosity regulating agent such as naphthalene, and a void formation preventing agent such as liquid paraffin. This mixt. is heated to 150W350°C to raise the softening point and formed into a spherical shape e.g. by rapid agitation in hot water contg. a suspending agent. The spheres are then subjected to solvent extraction to selectively extract the viscosity regulating agent, and they are made infusible with an oxidizing agent such as O 2  at below 400°C and calcined at above 600°C in an inert atmosphere to produce desired spherical carbon. By activating the carbon with an activator based on O 2  or steam, spherical activated carbon can be obtd. easily. 
     COPYRIGHT: (C)1980,JPO&Japio
Patent JP-S5723474-A (JP)
Title: Molten salt battery
Inventor: YAMANE TERUO
IPC: H01M6/36
Filed: 1980-07-16
Abstract: PURPOSE:To realize extension of the discharge life of a molten salt battery, by making the heat capacity of elementary batteries located at the upper and the lower ends of an elementary battery group larger than that of the inner elementary batteries, and making the amount of a heating agent used for the batteries at the ends of the battery group larger than that used for the inner batteries. CONSTITUTION:A generating part which generates power when heated to high temperature, is constituted of an arbitrary number of elementary batteries 1, which are connected in series to form an elementary battery group. The heat capacity of elementary batteries 1' located at the upper and the lower ends of the battery group is adjusted to be larger than that of the inner elementary batteries 1. A heating agent 2' used for heating and generating the batteries 1' is adjusted to have larger heating value than a heating agent 2 used for the inner batteries 1. As a result, the electric power supplying ability of a molten salt battery can be increased by preventing any decrease in the temperature of the batteries 1', which might be caused due to large heat discharge of the batteries 1'. Consequently, the reliability of the battery can be enhanced by increasing the discharge time of the battery.
Patent JP-S61257476-A (JP)
Title: Formation of thin film
Inventor: OGAWA SHINJI
IPC: C23C16/44
Filed: 1985-05-10
Abstract: PURPOSE:To form uniformly a thin film on a large area substrate at a high speed by controlling the number of raw material seeds and temp. near the main surface of the substrate to be formed with the thin film. CONSTITUTION:The distribution of the number of raw material seeds such as disilane and temp. according to positions near the main surface of the substrate 3 to be formed with the thin film in a glow discharge reaction chamber 1 is measured by using a coherent anti-Stokes' Raman spectroscopy (CARS). Mores specifically, colinear laser light 8 is condensed by a lens and is focused 50 near the substrate 8 through a transparent window 9 to generator CARS light 10 of the intensity corresponding to the number of the raw material seeds in the extreme neighborhood of the focus 50. The light is divided by a spectroscope to obtain CARS spectra. The focus 50 is moved and the distribution of the number of the raw material seeds and temp. is measured in each position. The number of the raw material seeds and temp. are controlled by suitable means such as changing of the method for heating the substrate 3 so as to make uniform said distribution if the measured distribution has nonuniformity. The above-mentioned distribution is more preferably measured within about 10mm from the main surface to be formed with the thin film.
Patent JP-S5221643-A (JP)
Title: Constant-voltage circuit
Inventor: IDEI YOSHISUMI
IPC: G03B7/26
Filed: 1975-08-12
Abstract: PURPOSE: By having the very low-constant-voltage between the first and second circuit points, to obtain the stable constant-voltage being very stable against the fluctuation of power voltage, temperature and load. 
     COPYRIGHT: (C)1977,JPO&Japio
Patent JP-S62255525-A (JP)
Title: Combustion chamber of internal combustion engine
Inventor: YANAGISAWA NAOKI
IPC: C09D127/06
Filed: 1986-04-30
Abstract: PURPOSE:To improve the ignitability of a fuel having a low cetane number at low load, by providing a swirl induction passage for inducting a swirl from a main combustion chamber to an auxiliary combustion chamber. CONSTITUTION:A piston head 1 is recessed to form a main combustion chamber 2 and an auxiliary combustion chamber 3 in juxtaposed communication with each other. A fuel injection nozzle 4 is provided to inject a fuel into the combustion chambers 2 and 3. A through-hole 19 is formed through a piston wall 18 in the position of a common tangent to the combustion chambers 2 and 3 apart from a bank portion 16. The through-hole 19 serves as a swirl induction passage 17 for inducting a swirl S generated in the main combustion chamber 2 to the auxiliary combustion chamber 3. Accordingly, the swirl S in the main combustion chamber 2 may be positively inducted into the auxiliary combustion chamber 3 where the swirl S is difficult to generate. As a result, a good mixing ratio between air and fuel having a low cetane number can be obtained in the auxiliary combustion chamber 3.
Patent JP-S60246355-A (JP)
Inventor: HARUTOMUUTO KUNEEFUERU
IPC: C09D175/00
Filed: 1985-05-10
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-S58216801-A (JP)
Inventor: HANDA TOMOKAZU
IPC: B65F1/00
Filed: 1982-06-08
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-H08293507-A (JP)
Title: Field effect type transistor
Inventor: FUKAISHI MUNEO
IPC: H01L29/812
Filed: 1995-04-24
Abstract: PURPOSE: To restrain influence of piezo effect which becomes remarkable as a gate length is reduced and enable integration by specifying a distance between wing tip parts of both sides of a Y-type gate electrode wherein a wing of a Y-type gate electrode is projected on a semiconductor substrate. CONSTITUTION: A recess structure is formed by etching an n-type GaAs contact layer 42, SiO2 45 is bored by using photoresist 44 as a mask and a high melting point metal WSi 46 is deposited after the photoresist is removed. After a photoresist 47 is patterned, Ti/Pt/Au 48 is formed, and the WSi 46 and the SiO2 45 are etched by using it as a mask for forming a gate electrode with T-type. In the process, a gate wing length is decided depending on a pattern of the Ti/Pt/Au 48. Here a distance between wing tip parts of both sides of a Y-type gate electrode wherein a wing of a Y-type gate electrode is projected on a semiconductor substrate is made at least 1.5μm.
Patent JP-S58213734-A (JP)
Title: Preparation of aryl ester of aromatic carboxylic acid
Inventor: IIDA HIROSHI
IPC: C07C69/83
Filed: 1982-06-08
Abstract: PURPOSE:To obtain the titled compound, having a good hue, and capable of easily improving the quality thereof, by carrying out the ester interchange reaction of an alkyl ester of an aromatic carboxylic acid with an aryl ester of an apliphatic carboxylic acid in the presence of a compound containing tin or lead as a catalyst. CONSTITUTION:An alkyl ester of an aromatic carboxylic acid is subjected to the ester interchange reaction with an aryl ester of an aliphatic carboxylic acid in a molar amount of 1.0-2.0 times of that of the alkyl ester of the aromatic carboxylic acid in the presence of simple metal of tin or lead, oxide, inorganic salt, organic acid salt or complex salt thereof as a catalyst at 150-350 deg.C and an optional pressure to give the aimed compound. A tin compound of formula I or II(R is alkyl or aryl; X1, X3-X5 are alkyl, aryl, acyloxy, OH, halogen, etc.; X2 is O or S) and an oligomer thereof are particularly preferred for the above- mentioned catalyst, and the amount thereof is 0.005-5wt%, preferably 0.01- 0.5wt%, based on the starting raw material alkyl ester.
Patent JP-S6281344-A (JP)
Title: Production of 2,3-disubstituted-4-substituted cyclopentanone
Inventor: NOYORI RYOJI
IPC: B01J31/12
Filed: 1986-04-30
Abstract: PURPOSE:To obtain the titled compound useful for producing prostaglandins, by reacting a 4-substituted-2-cyclopentenone with a specific organocopper compound and further reacting the resultant enolate intermediate with an alkyl halide in the presence of an organotin compound. CONSTITUTION:A compound expressed by formula I (R<2> is tri-1-7C hy drocarbonsilyl or acetal bond by R<2>O) or an enantiomer thereof is subjected to conjugated addition reaction with an organocopper compound obtained from an organolithium compound expressed by the formula RB-Li (RB is 2-10C alkyl or alkenyl) and a copper compound expressed by Cu-Q (Q is halogen, CN, phenylthio, etc.) in the presence of preferably a trivalent organic phosphorus compound to give an intermediate, which is then reacted with a halide expressed by formula II (Z is ethylene, ethynylene, vinylene, etc.; RA is H, 1-7C alkyl, etc.; X is halogen, etc.) is the presence of an organotin compound expressed by the formula R3SnY (R is 1-4C alkyl, phenyl, etc.; Y is halogen, etc.) to afford the aimed compound expressed by formula III.
Patent JP-S5324161-A (JP)
Title: Rotary heat exchanger
Inventor: KANDA MASANORI
IPC: F28D19/04
Filed: 1976-08-17
Abstract: PURPOSE: To produce a water-proof and chemically stable single phase composing a rotary heat exchanger, by binding corrugated paper and flat paper with an organic, solvent scattering type bonding agent. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-S63314816-A (JP)
Inventor: JIYOOJI DEII NEIPU JIYUNIA
IPC: G01R33/3815
Filed: 1988-04-22
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-H08292992-A (JP)
Title: Device and method for document processing
Inventor: TANAKA MITSUHARU
IPC: G06F3/048
Filed: 1995-04-24
Abstract: PURPOSE: To improve the operability of cell selection in a table form editing by selecting cells in a table consisting of plural cells in row or column units. CONSTITUTION: When it is judged that a position pointed by a pointing means is outside the rectangle circumscribed with the table consisting of plural cells, cells having the same X coordinate or Y coordinate with the pointed position are selected. Namely, when coordinates A is clicked in this case, a CPU judges that the coordinates A is outside the circumscribed rectangle of the table, selects cells No.1, No.4 and No.7, and stores them in selected cell information in the order of the No.1, No.4, and No.7. Then, the position of the coordinates B is clicked, the CPU judges that the coordinates B is outside the circumscribed rectangle, selects cells No.4, No.5, and No.6, and stores them in the selected cell information in the order of the No.4, No.5, and No.6.
Patent JP-S5723294-A (JP)
Title: Laser diode
Inventor: TAKAMIYA SABUROU
IPC: H01S5/00
Filed: 1980-07-17
Abstract: PURPOSE:To prevent the rise in temperature in the vicinity of each of the resonantor end surfaces of a laser utilizing the cleaved surfaces as resonator end surface and  obtain a large light output, by a method wherein the length of an active region is made shorter than that of the resonator, and the length of a plated heat sink to be attached thereto and serving also as an electrode is made shorter than that of the resonator but longer than that of the active region. CONSTITUTION:On the back surface of a GaAs substrate 1 coated with an electrode 6 on the surface, a first clad layer 2 is provided, and on the lower surface side thereof, a cavity is formed. In the cavity, an active region 3 whose length between end parts 31 and 32 is short is provided, and the lower surface side thereof is filled with a second clad layer 4. Then, the back surface, which has been made flat by means of the first and second clad layers 2 and 4, is coated with a concrete layer 5. Thereto, a plated heat sink 7, which is shorter than the substrate 1 but longer than the region 3 and serves also as an electrode, is attached, and the end parts thereof are coated with an insulating film 8. Thus, light 10 is emitted from cleaved surfaces 9 at both sides, as resonator end surfaces. By such a constitution, the rise in temperature in the vicinity of each of the resonator end surfces decreases, and the light output increases.
Patent JP-S63264398-A (JP)
Title: Manufacture of base for planographic plate
Inventor: UESUGI AKIO
IPC: B41N1/08
Filed: 1987-04-23
Abstract: PURPOSE:To form minute projections and recessed with favorable energy efficiency and obtain a base for a planographic plate excellent in resistance to contamination during printing and plate wear characteristics, by providing a web with an anodic oxide film, and graining the oxide film by irradiation with laser. CONSTITUTION:After a web is provided with an anodic oxide film, the oxide film is grained by irradiation with laser. An electrolyte to be used for providing the anodic oxide film may be sulfuric acid or may be, for example, phosphoric acid or chromic acid. The amount of the film formed is preferably 0.1-1 g/m<2>. The laser for irradiation is preferably one with a shorter wavelength, such as yttrium-aluminum-garnet laser. The irradiation energy is preferably 1X10<-10>-1X10<10> J/mm<2>, which is appropriately selected according to the material of the base, focal distance, beam diameter, the kind of laser or the like.
Patent JP-S5223248-A (JP)
Title: Multichannel oscillator
Inventor: MASUDA YOSHINORI
IPC: H03L7/183
Filed: 1975-08-15
Abstract: PURPOSE:To construct a multichannel oscillator in spite of its large number of channels.
Patent JP-S55117579-A (JP)
Title: Resistance welding method of annealing portion near weld zone of steel
Inventor: SATOU AKIMOTO
IPC: B23K11/00
Filed: 1978-08-15
Abstract: PURPOSE: To readily and surely weld the welding works of various shapes by declining and supplying, for the specified time, the current smaller than welding current and the current approximately the same as this, respectively, betweem the sub-electrodes spacing suitably from main electrodes before and after current supply to the main electrodes which sandwich the welding works  under pressure.  
     CONSTITUTION: For example, the weld zone of a plate material 13 which is not "hardened" and  a curved round bar 15 such as spring steel which is "hardened" is sandwiched under pressure by  main electrodes 17, 19. The round bar 15 is spaced at a suitable distance from the main electrode  17 and is pressed by the sub-electrodes 21, 23 in the position where it is sandwiched. Thence, a  switch 29 is turned on to supply the current 35 smaller than welding current between the sub- electrodes 21, 23 from a power source 33 for about 1/10 second, after which a switch 31 is turned  on to supply current 37 to the main electrodes 17, 19 in superposition thereon. Then, when a  nugget 25 is produced, the switch 31 is immediately opened to stop the current 37. For about 1  second after this stoppage, the supply of the current 39 to the sub-electrodes 21, 23 is continued  and the current is gradually declined by a control unit 27 near the terminal period of the current  supply, after which the current supply is stopped.  
     COPYRIGHT: (C)1980,JPO&Japio