baber/WOPTO huggingface dataset:
Patent JP-H07180980-A (JP)
Title: Plate fin type open rack gasification device
Inventor: MIYATA YOSHIAKI
IPC: F28D3/02
Filed: 1993-12-21
Abstract: PURPOSE:To provide a plate fin type open rack gasification device in which a reduction in temperature of gasified gas near an NG outlet of a gasification device is prevented, a problem of reduction in a thermal stress is resolved, a flow rate hunting is prevented, an icing is reduced, an amount of sea water is reduced, a gas flow is stabilized and its manufacturing is easily carried out. CONSTITUTION:LNG supplied to a central passage 14 is heat exchanged with NG ascending within both external passages 15, 15 through a partition plate 11 while descending the passage, reverses its flow at a released lower end of the central passage 14, enters the external passages 15, 15, receives heat energy from sea water acting as thermal medium flowing down an outer surface of a heat exchanging panel 10 and ascends while being gasified. NG is heat exchanged with sea water outside the panel 10 at the external passages 15, 15 higher the central passage 14, a temperature of NG is further increased, NG enters an NG outlet header tank 16 installed at an upper end of the heat exchanging panel 10 and then NG is discharged out of the device.
Patent JP-H09162637-A (JP)
Title: Reflex angle corner reflector antenna
Inventor: KUSUNOKI MASAHIRO
IPC: H01Q19/10
Filed: 1995-12-12
Abstract: PROBLEM TO BE SOLVED: To reduce a back lobe level in the reflex angle corner reflector antenna whose size has a limit. SOLUTION: Metal fittings 7 rising at a desired angle with respect to a reflex angle corner reflector 2 is mounted in the vicinity of an outer ridge in the broadwise direction of the reflex angle corner reflector 2 to reduce a back lobe level. The metal fittings 7 is made up of a side fitted to the reflex angle corner reflector 2 and other side rising with respect to the reflex angle corner reflector 2, and an included angle Ψ by the two sides is selected from 50 deg. to 70 deg.. The metal fittings 7 are mounted symmetrical to the left/right with a radiation element 1 inbetween. On the metal fittings 7 are mounted asymmetrical to the left/right with the radiation element 1 inbetween.
Patent JP-2000169501-A (JP)
Title: Production of hydroxypropylcellulose having low degree of substitution
Inventor: MARUYAMA NAOAKI
IPC: C08B11/08
Filed: 1998-12-07
Abstract: PROBLEM TO BE SOLVED: To lower the water content of a hydroxypropylcellulose having a low degree of substitution by dissolving and neutralizing the reaction product at a specified temperature of higher. SOLUTION: This reaction product is dissolved and neutralized at 60 deg.C or higher. The hydroxypropylcellulose having a low degree of substitution is desirably one having 0.1-0.5 mol of hydroxypropoxyl substituents per anhydroglucose unit. An alkali cellulose prepared by soaking a pulp as a starting material in a 10-50 wt.% aqueous caustic soda solution and pressing the soaked pulp is reacted with propylene oxide at 20-90 deg.C. Alternatively, a powdery pulp is dissolved in an organic solvent, the solution is added to an aqueous caustic soda solution, and the produced alkali cellulose is reacted with propylene oxide. The crude product kept at 60 deg.C or higher is dissolved in 60 deg.C or higher hot water in a dissolver for a definite time and is then neutralized with an acid.  The amount of water or hot water used in the dissolution is desirably 2-20 pts.wt. per pt.wt. anhydrous cellulose.
Patent JP-H09157632-A (JP)
Title: Filler for wet-type frictional material
Inventor: SAKAMOTO KATSUTOSHI
IPC: C08J5/14
Filed: 1995-12-04
Abstract: PROBLEM TO BE SOLVED: To obtain a filler capable of providing a wet-type frictional material excellent in oil resistance and heat resistance, and also manifesting a stable and high friction coefficient by using a specific composite rubber powder for a rubber powder as its major component. SOLUTION: This filler for a wet-type frictional material capable of providing a wet-type frictional material together with a fibrous component, a thermosetting resin and a friction adjusting agent, contains a composite rubber powder consisting of an acrylic rubber (hereinafter AC) with a nitrile rubber (hereinafter NBR) or a styrene-butadiene rubber (hereinafter SBR) for a rubber powder as its major component. The composite rubber powder is preferably obtained by mixing the latexes of each of rubbers and adding an coagulating agent such as an aqueous solution of aluminum sulfate. Further, the mixing ratio of NBR or SBR to AC is preferably 10-90wt.%.
Patent JP-H10174053-A (JP)
Title: Index image information correction method and its device
Inventor: TAKANO AKIRA
IPC: H04N5/76
Filed: 1996-12-09
Abstract: PROBLEM TO BE SOLVED: To make the edit job efficient by correcting index image information to simply display an index image being auxiliary information in the case of editing video information recorded on a recording medium recording video information. SOLUTION: A controller 35 in its correction processing rewrites information such as a time code at a mark-in point in a cassette ancillary memory 16 and on a video tape 27 in the case of registration of revision or addition of a mark-in point, a mark-out point, a cue point and OK/NG information being edit auxiliary information, an index generating section 40 compresses/reduces an image of the mark-in point or the like and corrects index picture information (index image information) being image information where a plurality of images are arranged in one frame and records the index picture information after correction onto the video tape 27.
Patent JP-H09157985-A (JP)
Title: Production of polyester fibrous yarn for carpet
Inventor: ENOHARA TAMOTSU
IPC: D02G1/12
Filed: 1995-12-13
Abstract: PROBLEM TO BE SOLVED: To obtain the subject yarn through a simple process by simultaneous spinning of at least two kinds of modified cross section filament yarns so as to present the advantages of the respective cross sections in a well-balanced manner. SOLUTION: This yarn is obtained by the following process: a simultaneous spinning of at least two kinds of modified cross section filament yarns is conducted, and these filament yarns are blended simultaneously with being crimped pref. in the form of drawn yarn. Combination of cross sections: triangle/ modified hollow/Y-section/square hollow and flat section/four-ridge flat/circular section, yields a kind of the objective yarns, a bulky and soft yarn, owing to bulkiness of the former and softness of the latter.
Patent JP-H0593171-A (JP)
Title: Granular paint binder
Inventor: BURUKUHARUTO KURESUDORUFU
IPC: C09D175/00
Filed: 1991-12-04
Abstract: Granulates of binder for paints, containing at least one cellulose ester A, at least one polymer B and at least one polymerisable monomer C.
Patent JP-H11183056-A (JP)
Title: Dust collecting damper control method
Inventor: MORI YOSHIO
IPC: F27D17/00
Filed: 1997-12-17
Abstract: PROBLEM TO BE SOLVED: To provide a dust collecting damper control method in which the dust can be collected efficiently by a device with conventional capacity and alloy addition yield is good. SOLUTION: A dust collecting damper control method is designed to control opening and closing dampers V2, V3 and V4 for connecting a direct dust collecting path 10 provided in an arc furnace 1 and a building dust collecting path 20 together or disconnecting the path 10 from the path 20 and a flow rate adjusting damper V5. During ordinary time, the opening and closing dampers V2, V3 and V4 and the flow rate adjusting damper V5 are closed. Upon charging the furnace with alloy, the opening and closing damper V3 and the flow rate adjusting damper V5 are opened so that the alloy is not absorbed directly to the direct dust collecting path 10 and a part of exhaust gas of the building dust collecting path 20 is guided to the intermediate part of the dust collecting path 10.
Patent JP-H09164583-A (JP)
Title: Blow-molding method
Inventor: KUMAMOTO MITSUYOSHI
IPC: B29C33/04
Filed: 1995-12-14
Abstract: PROBLEM TO BE SOLVED: To realize the elimination of uneven transferring by a method wherein a molding is obtained under the condition that the difference between the highest temperature and the lowest temperature within a molding surface is set to be a predetermined value or less and the whole region of the molding surface is cooled down to the predetermined temperature or lower by feeding a cooling medium to the rear surface of the molding surface. SOLUTION: A means for heating a molding surface 30 up to the Vicat softening temperature T or higher by heating from its rear surface side can be realized, for example, by mechanisms for supplying overheated steam in spaces Ba and Bb provided on the rear surface of the molding surface 30 and jetting the steam against its rear surface. A means for cooling the molding surface 30 down to the temperature not higher than the Vicat softening temperature T-10 deg.C by cooling from its rear side can be realized for example, by mechanisms for supplying cooling medium in the spaces Ba and Bb and jetting the cooling medium against its rear surface.  Further, methods for heating the molding surface up to the Vicat softening temperature T deg.C or higher and for lowering the molding surface to the temperature not higher than the Vicat softening temperature T-10 deg.C under the condition that the temperature difference in the molding surface is kept within 30 deg.C, are one for supplying the larger amount of cooling medium relative to the upper portion of the rear surface of the molding surface or the like.
Patent JP-H06198735-A (JP)
Title: Method for embossing fiber reinforced plastic sheet and manufacture of fiber reinforced plastic shutter blade for focal plane shutter
Inventor: KUGA NORIYOSHI
IPC: B29K105/12
Filed: 1992-12-28
Abstract: PURPOSE:To provide an embossed fiber reinforced plastic sheet without cracking and warping in its plane part. CONSTITUTION:A fiber reinforced prepreg sheet 1 with three laminated layers is held between a mold 3 having a projection 3a for embossing and a heat press mold 2 consisting of a mold 4 having a recess 4a facing the projection 3a. The prepreg sheet 1 is then kept at temperatures of the heat curing temperature of the prepreg sheet 1 or below, i.e., in a range of 70-90 deg.C, for 10-30mim. so that an embossed part 1a is formed in the plane part of the half-cured prepreg sheet 1. The prepreg sheet 1 with the embossed part 1a formed is heated at 130 deg.C, the curing temperature of the sheet or above, for 1-2hr for curing, thereby producing the fiber reinforced plastic sheet having desired embossed part 1a.
Patent JP-H10186197-A (JP)
Title: Optical unit using plastic lens, method for releasing distortion of plastic lens and method for mounting plastic lens
Inventor: IEMURA KAORI
IPC: G02B7/02
Filed: 1996-12-26
Abstract: PROBLEM TO BE SOLVED: To provide a method for releasing the distortion of a plastic lens where the distortion is easily eliminated/reduced, a method for mounting the plastic lens free from the distortion, and an optical unit using the plastic lens having no distortion. SOLUTION: Lens mount parts 13 disposed at both ends of the plastic lens 10 in a longitudinal direction are supported by the optical unit 50 in a state where pressuring force to a lens main body side is applied to the mount parts 13. As for the lens 10, the distortion inside the lens is decided according to the color of transmitted light through a polarizing disk 20 (20a and 20b), and the external force applied to the lens 10 is adjusted so that the distortion is released. The applied external force acts in a direction where the internal stress of the lens 10 is softened, whereby the internal stress is released and the optical characteristic is adjusted, then the lens 10 is fixed.
Patent JP-H09169628-A (JP)
Title: Skin preparation for external use
Inventor: TANAKA NAOMI
IPC: A61K8/00
Filed: 1995-12-18
Abstract: PROBLEM TO BE SOLVED: To obtain a skin preparation for external use, having melanogenesis suppressing action and effective against pigmentation, stain, freckle, chloasma, etc., after sun burn by using a specific compound obtained by extracting from a plant, etc., of the family Zingiberaceae, etc., as an active ingredient. SOLUTION: This skin preparation for external use is obtained by using a compound represented by the formula (R<1> and R<2> are each H or methyl). The compound of the formula is obtained by immersing Lempuyang which is a plant of the genus Zingiber of the family Zingiberaceae into a solvent or heating the plant under reflux together with the extracting solvent, filtering the mixture, concentrating the solution and purifying the concentrate by a silica gel column chromatography. The blend amount of the compound of the formula is preferably 0.001-20.0wt.%, especially preferably 0.1-7.0wt.%. The skin preparation for external use is preferably prepared into a form such as cream, ointment, gel, lotion, emulsion, stick, pack or solution. The skin preparation for external use is excellent also in safety.
Patent JP-H05157962-A (JP)
Title: Photographic lens
Inventor: SATO HIROSHI
IPC: G02B9/34
Filed: 1991-12-06
Abstract: PURPOSE:To make the back focus long and provide excellent aberration compensation by using a negative lens group as a 2nd lens group which is relatively close to an object and a meniscus lens which a concave a is directed to the object as a 3rd lens group. CONSTITUTION:This photographic lens consists of a biconvex single lens as a 1st lens group, a biconcave single lens as the 2nd lens group, a meniscus lens formed by cementing a negative and a positive lens as the 3rd lens group, and a positive single lens as a 4th lens group, i.e., five elements in four groups in order from the object side, a stop is arranged in front of the 1st lens group, and conditions shown by inequalities are satisfied. In the inequalities, n1 is the refractive index of the 1st lens group, n3 and n4 the refractive indexes of the negative and positive lenses of the 3rd lens group, nu3 and nu4 the Abbe numbers of the negative and positive lenses of the 3rd lens group, (f) the focal distance of the whole system, r1 the radius of curvature of the object-side surface of the 1st lens group, r3 and r4 the radii of curvature of the object-side and image-side surfaces of the 2nd lens group, and f12 the composite focal distance of the 1st and 2nd lens groups. This photographic lens is therefore used suitably for a video camera, etc.
Patent JP-2000173899-A (JP)
Title: Laser interference length measuring device
Inventor: HIGUCHI AKIRA
IPC: H01L21/027
Filed: 1998-12-08
Abstract: PROBLEM TO BE SOLVED: To provide a laser interference length measuring device which is capable of very accurately measuring the high speed movement of a mask stage by a method wherein the enumerated data of a first interference signal and the enumerated data of a second interference signal are added up or the enumerated data of a second interference signal are subtracted from the enumerated data of a first interference signal, sum is outputted as a synchronous scanning error between the mask stage and a wafer stage, and a subtraction result is outputted as a movement. SOLUTION: A part of measuring light which is ramified after it reciprocates twice between a certain object and a moving mirror 2a interferes with a reference light, and an interference signal Sig1 is obtained. Furthermore, a measuring light which reciprocates once between a certain object and the moving mirror 1a of a mask stage 1 after it reciprocates twice between a certain object and a moving mirror 2a interferes with a reference light, and an interference signal Sig2 is obtained. The interference signals Sig1 and Sig2 are processed by an operational circuit 30, addition or subtraction is carried out, the sum is outputted as a synchronous scanning error between the mask stage 1 and the wafer stage 2, and a subtraction result is outputted as a movement of the mask stage 1.
Patent JP-2000175163-A (JP)
Title: Image transmission system
Inventor: NISHITANI KATSUYOSHI
IPC: H04N19/70
Filed: 1998-12-08
Abstract: PROBLEM TO BE SOLVED: To provide an image transmission system that can transmit an image with encryption information added thereto without deteriorating the image. SOLUTION: An area designation device 46 designates a block including a contour of an object, generates a block designation signal used to designate a block in an idle area and gives the signal to an object image coder 43. The object image coder 43 interpolates encryption information received from an encryption generator 45 to an idle area of a block on the basis of the block designation signal to apply coding processing to the block, and outputs coded data. On the other hand, a shape plane coder 44 applies coding processing to received shape plane information and outputs coded data. Since the system is configured such that the encryption information is extracted in the case of decoding and only the inside of the contour of the object image is displayed, the transmission of the encryption information as well as the image can simply be realized.
Patent JP-2000139606-A (JP)
Title: Chair
Inventor: HARA WAKABA
IPC: A61H33/00
Filed: 1998-11-02
Abstract: PROBLEM TO BE SOLVED: To provide a chair used for multipurpose, which is formed by very simple constitution, structure and mechanism, can easily change the sitting angle and the attitude supported by the chair by a using person while keeping his seating, and be used as a chair for supporting the body in bathing as well as the daily use. SOLUTION: This chair comprises a seating part formed by a support member 1 bent downward like a circular arc, the upper side of which is opened, and a holding member which is stretched in an upper open portion formed between one upper end side 3 of the support member 1 and the other upper end side 4, installed on the support member with one end side fitted to one upper end side 4 of the support member and the other end side suspended the other upper end side 3 to vary the fitting position. Further, the chair includes a leg part 5 used in combination with the seating part, which has an upper side surface for slidably supporting a part constituting the seat part, which is bent toward the lower side of the support member like a circular arc.
Patent JP-H10182953-A (JP)
Title: Polyester resin composition
Inventor: HIRAOKA SHOJI
IPC: C08G63/685
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To obtain the subject composition useful for e.g. food containers, food packaging materials, by incorporating a specific ultraviolet light absorber so as to effectively cut ultraviolet radiation, suppress the ultraviolet light absorber sublimableness to low levels and exhibit high thermal stability. SOLUTION: This polyester resin composition comprises (A) 100 pts.wt. of a polyester resin and (B) pref. >=0.001 (more pref. 0.001-10) pts.wt. of a reaction product (e.g. a compound of formula II) obtained from a naphthalenetetracarboxylic acid and a compound of formula I [R is a group of the formula (CH2 )k ((k) is 1-18) or the formula R1-O-R2-O (R1 and R2 are each a 1-10C alkylene)].
Patent JP-2001162980-A (JP)
Title: Clear case with gusset and manufacture of the same
Inventor: KONO SHUICHIRO
IPC: B42F7/00
Filed: 1999-12-09
Abstract: PROBLEM TO BE SOLVED: To provide a clear case with gussets, which will not generate any harmful substance upon incineration, and the manufacturing method of the same. SOLUTION: The clear case 21 with gussets is provided with rectangular fore and rear surface units 10, 11, a bottom gusset unit 12 for connecting the lower ends of the surface units with each other, left and right side gussets 16 for connecting the left ends and the right ends of the fore and rear surface units with each other and plastic fasteners 18, 18 for connecting the upper ends of the fore and rear surface units with each other while the surface units, bottom gusset unit and side gusset units are formed of a single layer or a multi- layer olefin resin sheets.  The clear case 21 can be manufactured by a method wherein a piece of sheet 13 having the rectangular fore and rear surface units 10, 11 and the bottom gusset 12 is formed of the olefin single or multi-layer sheet, then, the lower ends of the side gusset units 16 are welded to the end rims of the bottom gusset 12 through fusion welding and, subsequently, the side gusset units 16 are turned to pinch them between the fore and rear surface units 10, 11, then, the turned side gusset units 16 are welded to the side rims of the surface units 10, 11 through fusion welding.
Patent JP-H11165237-A (JP)
Title: Injection nozzle for mist mixed noncombustible gas
Inventor: SUZUKI TOSHIYUKI
IPC: B23Q11/10
Filed: 1997-12-04
Abstract: PROBLEM TO BE SOLVED: To provide an injection nozzle which sprays mist to a cutting and machining point in such a state that oil mist is mixed with noncombustible gas. SOLUTION: This is an injection nozzle N1 for mist mixed noncombustible gas which is provided with a central hole pipe which introduces mist OM such as cutting oil from one end and jets it from the other end, a mixture chamber formed inside the central hole pipe, and an outer hole pipe which introduces noncombustible gas G into the mixture chamber at outer periphery of the central hole pipe and jets mist mixed noncombustible gas by mixing mist with noncombustible gas at an equal rate in the mixture chamber. Consequently, it is possible to improve machining accuracy in a machining face and prevent oxidation.
Patent JP-H09200863-A (JP)
Title: Method and device for matching computer for radio communication
Inventor: MAIKERU DEII ROSUTOKAA
IPC: H04N7/173
Filed: 1996-12-27
Abstract: PROBLEM TO BE SOLVED: To provide a radio communication capability to a computer via a space wave. SOLUTION: An RF band width is assigned dynamically for an audio and video signal to match the audio and video signal for the RF band width. The dynamic assignment is executed by revising a compression rate of the audio and video signal. A microprocessor 22 of a computer is configured to attain radio communication by inserting a radio communication board 9 including a transceiver sending/receiving the compressed audio and video signal. The microprocessor 22 of the computer is programmed to make band width assignment.
Patent JP-H11186517-A (JP)
Title: Semiconductor memory device
Inventor: KAKEHASHI EIICHIRO
IPC: H01L21/8242
Filed: 1997-12-19
Abstract: PROBLEM TO BE SOLVED: To further promote filling of stacked capacitor to easily form a memory cell active region by identifying pitches in a word line direction and bit line direction where capacitor is arranged, and then forming the capacitors neighboring in the bit line direction with a certain deflection in the word line direction. SOLUTION: Planar shape of an accumulation electrode 10A is an equiangular hexagon which is long in the direction of a bit line 8A and all internal angles are set to 120 degrees. When the length of a longer side parallel to the bit line direction of the accumulation electrode 10A is defined as La, the width thereof as W, then the length of short side becomes W/(3)<1/2> . The accumulation electrodes are arranged vertically and horizontally with an isolation interval of minimum size of f with a pitch (m) equal to the bit line in a word line and the pitch 2n equal to two times the pitch of the word line in the bit line direction. Distance (fa) between the longer sides of the neighboring accumulation electrodes in the bit line direction becomes 2f(3)<1/2> . In this way, the capacitors neighboring in the bit line direction are formed with deviation in the word line direction.
Patent JP-2001167596-A (JP)
Title: Non-volatile semiconductor memory
Inventor: KASAI HISAMICHI
IPC: G11C29/42
Filed: 1999-12-09
Abstract: PROBLEM TO BE SOLVED: To avoid making algorithm complex in normal write-in operation and write-in operation before erasion. SOLUTION: This device is constituted so that a test bit is generated using a test bit generation matrix in which the number of elements of '1' of each row are the number of pieces required for generating a test bit and an odd number, in normal write-in operation and write-in operation before erasion.