baber/WOPTO huggingface dataset:
Patent KR-20000050197-A (KR)
Inventor: JUNG PHIL HA
IPC: F24F1/02
Filed: 2000-05-24
Abstract: PURPOSE: An air conditioner is provided to maintain refrigerant inside a condenser at a predetermined temperature by scattering fine cooling water particles to the condenser and not reusing the cooling water, and improve condensation efficiency by the fine water particles which permeate every parts of the condenser. CONSTITUTION: An air conditioner includes a cabinet(1), a mechanical chamber(1a), a condensing chamber(1b) and an evaporating chamber(1c) defined in the cabinet, a compressor(2), a condenser(3) and an evaporator(4) respectively mounted in the mechanical chamber, the condensing chamber and the evaporating chamber, a heat exchange element mounted in the condensing chamber for heat exchange between cooling water and refrigerant in the condenser, an ultra vibration plate(10) disposed under the condenser for changing the cooling water into fine water drop particles to scatter to the condenser, a cooling water supply element for supplying a proper amount of cooling water to the ultra vibration plate, and a blowing fan(21) disposed on the condenser for circulating the water drop particles.
Patent KR-20010007333-A (KR)
Title: Magnetic powder and isotropic bonded magnet
Inventor: ARAI AKIRA
IPC: H01F1/057
Filed: 2000-06-10
Abstract: PURPOSE: A magnet is provided to exhibit a high magnetic flux density and excellent magnetizability and reliability especially excellent heat resisting property(heat stability). CONSTITUTION: A magnetic powder is composed of an alloy composition represented by Rx(FE1-yCoy)100-x-z-wB2Alw (where R is at least one kind of rare-earth element, x is 8.1 - 9.4 at%, y is 0 - 0.30, z is 4.6 - 6.8 at%, and w is 0.02 - 1.5 at%), the magnetic powder being constituted from a composite structure having a soft magnetic phase and a hard magnetic phase, wherein the magnetic powder has characteristics in which, when the magnetic powder is formed into an isotropic bonded magnet by mixing with a binding resin and then molding it, the irreversible susceptibility which is measured by using an intersectioning point of a demagnetization curve in the J-H diagram representing the magnetic characteristics at the room temperature and a straight line which passes the origin in the J-H diagram and has a gradient(J/H) of -3.8 x 10-<6>H/m as a starting point is less than 5.0 x 10-<7>H/m, and the intrin
Patent KR-20020002708-A (KR)
Title: Manufacturing method for semiconductor device
Inventor: CHOI BYEONG DAE
IPC: H01L21/28
Filed: 2000-06-30
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to guarantee a stable film structure, by controlling a defect caused by an abnormal reaction in a conventional process for evaporating tungsten silicide and cap polysilicon. CONSTITUTION: SiH4 gas is flowed to a chamber to form a polysilicon layer of a predetermined thickness before and after the tungsten silicide(7) is evaporated. A seed is formed before a main evaporation process. The tungsten silicide layer is formed in the main evaporation process. The cap polysilicon(9) of a predetermined thickness is evaporated to control the defect caused by the abnormal reaction between the cap polysilicon and the tungsten silicide.
Patent KR-20020002749-A (KR)
Title: Method of cleaning in a semiconductor device
Inventor: CHOI BAEK IL
IPC: H01L21/304
Filed: 2000-06-30
Abstract: PURPOSE: A method for cleaning a semiconductor device is provided to more easily eliminate polymer, by using 4-hydroxypiperidine wherein deionized water or deionized water added with ammonia is used as a solvent, in which the reactivity and selectivity of the 4-hydroxypiperidine is so controlled that a chelation reaction does not occur regarding a metal having an oxidation number not greater than 0 and the 4-hydroxypiperidine does not react with a metal having an oxidation number 0. CONSTITUTION: A cleaning process for eliminating the polymer generated in an etch process for forming a metal interconnection or via hole is performed by using the 4-hydroxypiperidine. Deionized water is used as a solvent of the 4-hydroxypiperidine. Ammonia can be added to the deionized water.
Patent KR-20020004504-A (KR)
Title: Thermalplastic Flameproof ABS Resin Compositions having Improved Impact Strength and Thermal-Stability and Method for Preparing thereof
Inventor: HA DU HAN
IPC: C08L55/02
Filed: 2000-07-06
Abstract: PURPOSE: Provided are a thermoplastic fire-retardant acrylonitrile-butadiene-styrene(ABS) resin composition excellent in impact-resistance and heat stability and a process for producing the ABS resin composition by mixing graft copolymers and a fire-retardant. CONSTITUTION: The process for producing the ABS resin composition comprises the steps of: reacting 10-40wt% out of 50-30pts.wt. of a graft monomer mixture consisting of 70-80% of styrene and 30-20% of acrylonitrile, a molecular weight controller, a reducing agent, an emulsifier, a polymerization initiator and ion exchange water in the presence of 50-70pts.wt. of a rubber polymer latex having an average particle size of 0.28-0.33 micrometer and the gel content of 75-85% at 65-75deg.C to produce a first graft copolymer latex having a polymerization conversion of 90-96%; reacting the residual graft monomer mixture, the molecular weight controller, and the polymerization initiator in the presence of the first graft copolymer latex at 65-75deg.C to produce a second graft copolymer latex; adding a styrene-acrylonitrile(SAN) resin having the acrylonitrile content of 24-32%, a weight average molecular weight of 90,000-250,000, and a molecular weight distribution of 1.7-2.2 and the fire-retardant to the second graft copolymer latex and mixing and processing.
Patent KR-20010015200-A (KR)
Inventor: BUN NORIKI
IPC: H01L21/822
Filed: 2000-07-06
Abstract: PURPOSE: A method is provided to eliminate the need of a process for removing unwanted films formed on the rear surface of a substrate by making an electrostatic chuck usable by making a ferroelectric film formable at a substrate temperature of 400 deg.C less than. CONSTITUTION: In a method for manufacturing dielectric film, an SrxBiy(Ta,Nb)2.0TizOw film(16), having a ferroelectric characteristic, is formed in such a way that a reaction gas is prepared by mixing together at least four kinds of organometallic compounds respectively selected from among a first group composed of organo-Bi compounds, a second group composed of organo-Sr compounds, a third group composed of organo-Ti compounds, and a fourth group composed of organo-Ta and organo-Nb compounds. After an oxidizing gas is mixed with the reaction gas, an oxidized film is formed on a substrate(10) maintained at 400 deg.C less than by chemical vapor growth utilizing plasma energy, by introducing the mixed gas to a reaction chamber in which the substrate(10) is set up. Then the oxidized film is heat-treated in an oxidizing atmosphere.
Patent KR-20020003796-A (KR)
Title: CarPartsMarketing
Inventor: JUNG SANG HOON
IPC: B62D63/04
Filed: 2000-07-08
Abstract: PURPOSE: A distribution managing system of a vehicle component is provided to exactly communicate between a client and seller by detecting dimension of material and to improve efficiency. CONSTITUTION: A user selects a specific product by inputting identification number or using a searching function with self-identification. If the user knows the product number, distribution-managing system displays entire item. If the user does not know the identification number, the user utilizes searching condition. If the user selects the item, the distribution managing system arranges the item. The item is established according to an additional apply standard. A check box is located around a scroll bar. The user checks the detail list to confirm accuracy of the selected item. A secondary selection displays in a selected range. Thereby, the distribution managing system of the vehicle component exactly communicates between a client and seller by detecting dimension of material to improve efficiency.
Patent KR-20020008461-A (KR)
Title: A manufacturing method for anti-fuse of semiconductor device
Inventor: LEE CHEOL
IPC: H01L21/82
Filed: 2000-07-20
Abstract: PURPOSE: A method for fabricating an anti-fuse of a semiconductor device is provided to reduce an area of a fuse box region by connecting a metal line contact plug with a storage electrode contact plug. CONSTITUTION: The first interlayer dielectric(13) is formed on a fuse box region of a semiconductor substrate(11). A polysilicon layer is formed on a whole surface of the semiconductor substrate(11). A storage electrode contact plug(15a) and an anti-fuse electrode(15b) are formed by etching the polysilicon layer. A storage electrode(17) connected with the storage electrode contact plug(15a) is formed thereon. A dielectric layer and a conductive layer are formed on the whole surface of the semiconductor substrate(11). A dielectric layer pattern and a plate electrode(21) are formed by etching the conductive layer and the dielectric layer. The second interlayer dielectric(23) is formed on the whole surface of the semiconductor substrate(11). A plurality of metal line contact plug(25a,25b) is formed thereon. A plurality of meta line(27a,27b) is formed thereon.
Patent KR-20020008274-A (KR)
Title: Bubble-jet type ink-jet printhead and manufacturing method thereof
Inventor: KWON O GEUN
IPC: B41J2/14
Filed: 2000-07-20
Abstract: PURPOSE: A method for manufacturing an inkjet printer head of a bubble jet type is provided to prevent ink from reverse flowing by forming a bubble as a doughnut shape and to reduce generation of satellite droplet by combining the bubble. CONSTITUTION: A method for producing an inkjet printer head of a bubble jet type comprises an ink chamber(200) integrally formed with a base plate(100) by being recessed; a manifold(210) connected to the ink chamber; an ink channel(220); a bubble protrusion(202) preventing the bubble from slanting toward the ink channel by being protruded on a surface of the base plate; a groove(150) forming the ink chamber by being mounted on a middle portion of the ink chamber and the manifold; a manifold forming groove(160); an ink channel forming groove(170) formed on an insulation film(110); a heater(120) mounted on the insulation film; an electrode applying heater driving current by being connected to the heater; a protecting film(230) mounted on the insulation film; and a nozzle(240) formed on the protecting film.
Patent KR-20010029983-A (KR)
Title: Measuring method of etched state of semiconductor wafer
Inventor: CHO HYEONG SEOK
IPC: H01L21/66
Filed: 2000-07-21
Abstract: PURPOSE: A method for measuring an etching state of a semiconductor wafer is provided to more precisely measure an over-etching degree, and to prevent a process accident by precisely measuring whether an over-etching process is completed. CONSTITUTION: Light is irradiated to a bare silicon, and a reference value is obtained from an electrical signal of the light having a predetermined wavelength band among the light reflect from the bare silicon. The light including the wavelength band is irradiated to a wafer that experiences an over-etching process as a measuring target. An output value corresponding to the reference value is obtained from the light reflected from the wafer. A ratio of the output value to the reference value is obtained. The ratio is compared with a predetermined reference ratio to determine whether the wafer is in an under-etched state.
Patent KR-20020010186-A (KR)
Title: System of air-conditioner
Inventor: KANG TAE UK
IPC: F24F1/06
Filed: 2000-07-27
Abstract: PURPOSE: A cooling and heating system of an air conditioner is provided to use a capillary tube instead of a solenoid valve, and to prevent liquid refrigerant from flowing into a compressor regardless of changes of external temperature or starting the system. CONSTITUTION: A cooling and heating system of an air conditioner is composed of a compressor(51) compressing refrigerant; a condenser(53) condensing the compressed refrigerant from the compressor; a capillary tube(55) decompressing and expanding refrigerant from the condenser for evaporating; an evaporator(59) vaporizing expanded refrigerant from the capillary tube; and a compressor protecting unit(60) installed between the evaporator and the compressor. The compressor protecting unit prevents two phase refrigerant from the capillary tube from flowing into the evaporator, and moves refrigerant gas to the compressor in overheating refrigerant in the evaporator. Liquid refrigerant is prevented from flowing into the compressor regardless of changes of external temperature with using the capillary tube.
Patent KR-20020010279-A (KR)
Inventor: JUNG WOO HYUB
IPC: A61H39/06
Filed: 2000-07-28
Abstract: PURPOSE: A mat and a floor sheet with a synthetic herbal healing appliance is provided to enable everyone to easily perform the moxa treatment, the acupuncture, and so on by oneself while a user is lying on the mat or the floor sheet. CONSTITUTION: The mat and the floor sheet with a synthetic herbal healing appliance comprises a single body(10) integrated with the mat or the floor sheet, a moxa treatment device, a low frequency treatment device, and a cupping set; a temperature control switch(25c) for the mat or the floor sheet; a temperature control part(70), a temperature display part(120), a power switch(1300), a power display lamp(13), an actuating switch(25) for the moxa treatment device; a power switch(2000), a power display lamp(2000a), an actuating switch(25b), a cupping cup(20) for the cupping set; a power switch(1000), a power display lamp(1000a), an actuating switch(25a), and a low frequency terminal(5000) for the low frequency treatment device; and a moxa container having a temperature sensor, a filter, and a hollow tube penetrating a handle. The body is provided with other components including a power supply socket(15), a main power switch(1), and a main power on/off display lamp(2) on the outer surface thereof, and contains a discharge pump, an inspiration pump, a switching device, and a control part.
Patent KR-20020010299-A (KR)
Title: Apparatus gor testing wide input and output of semiconductor device
Inventor: CHUN GI CHANG
IPC: G11C29/00
Filed: 2000-07-29
Abstract: PURPOSE: A wide I/O tester of a semiconductor device is provided to reduce test period and costs by realizing the wide I/O test which can not be supported by a general tester. CONSTITUTION: In a device, MUX select signals(SLE0,SLE1) for selecting a MUX, a MUX select control signal(TAC) for controlling MUX select, a write/read control signal(WRC) for reducing the number of I/O pads are input to a test logic(21), which adds the MUX select signals to significant bits of row or column address to control them as the address. A first decoder(22) decodes the output signals of the test logic(21) to output MUX select signals(RM0-RM3) in read operating. A second decoder(23) decodes the output signals of the test logic(21) to output MUX select signals(WM0-WM3) in write operating.
Patent KR-20020018489-A (KR)
Title: The prefabricated block for covering embankment
Inventor: YANG WON HOI
IPC: E02B3/14
Filed: 2000-09-02
Abstract: PURPOSE: A prefabricated block for covering an embankment is provided to prevent costal soils from scouring and collapsing by protecting the seaside from a tide or a wave. CONSTITUTION: The prefabricated block(B) for covering an embankment inclined in a gentle gradient of 1 to 3 comprises the steps of installing two projected spaces(5) on one side of the outside of the wall of a rectangular hollow block(4) containing four walls of the appointed size and height, retreating two rectangular retreated parts on the other side of the outside of the wall, paving a large riprap layer(7) in the lower side of the rectangular hollow block(4), paving a pebble layer(8) on the large riprap layer(7) and paving a pavement block(9) having many through holes(10) bored vertically.
Patent KR-20020019735-A (KR)
Title: Game total service provide method using internet and apparatus thereof
Inventor: AHN YUN SANG
Filed: 2000-09-06
Abstract: PURPOSE: A method and device for providing an integrated game service using the internet are provided to develop and execute various services, such as game server hosting, shopping webzine, game advertisement/service system, member point system management system, etc. CONSTITUTION: If an advertiser accesses a GSP(Game Service Provide) management server and executes login(200), the GSP management server judges whether the advertiser is a member(202). In case that the advertiser is a member, the GSP management server executes a member management program(206). If the advertiser selects 'advertisement'(208), the GSP management server executes an advertising routine so that the advertiser can insert a desired advertisement into a desired game(210). In case that the advertiser selects 'event'(212), the GSP management server executes an event routine(214). If the advertiser selects 'club'(216), the GSP management server executes a club routine(218). If the advertiser selects 'clan web hosting'(220), the GSP management server executes a clan web hosting routine(222). In case that the advertiser selects 'shopping type webzine'(224), the GSP management server executes a shopping type webzine routine(226). If the advertiser selects 'game server'(230), the GSP management server enables the member to use a game server(230).
Patent KR-20010030338-A (KR)
Inventor: LENG XUE-QING
IPC: H01L21/301
Filed: 2000-09-08
Abstract: PURPOSE: To prevent occurrence of burr when cutting a semiconductor wafer laminated with metal foil by comprising a process for removing burr by moving a work in the direction opposite to the rotation of a cutting blade to trace a formed cut channel. CONSTITUTION: In a burr removing process, when a cutting process completes to position a semiconductor wafer 11 at a cut completion position (shown with a solid line), the semiconductor wafer 11 is moved in the feed direction indicated with an arrow X2 which is opposite to the rotation of a cutting blade 54 from a position, shown with a solid line, to trace the cut channel formed in the cutting process. Here, the rotational of the cutting blade 54 is identical with the cutting process. Thus, related to the relationship between the rotational direction of the cutting blade and the feeding direction of the semiconductor wafer 11, the semiconductor wafer 11 is fed in the direction opposite to the rotation of the cutting blade 54 at a position where the cutting blade 54 faces the semiconductor wafer 11 which is a work.
Patent KR-20020021305-A (KR)
Inventor: WHING DUK HYUN
IPC: E06B3/267
Filed: 2000-09-14
Abstract: PURPOSE: An aluminum sash synthetic resinous cross dike part heat insulation-soundproof manufacturing method is provided to have effects of heat insulation and sound insulation, to prevent a flow of water, to keep from getting moldy, to reduce a loss of heat maximally and to reduce waste of foreign currency by saving oil. CONSTITUTION: The aluminum sash synthetic resinous cross dike part heat insulation-soundproof manufacturing method comprises the steps of mixing a 70-percent powered waste Styrofoam, a 10-percent powered high-concentration ore and a 20-percent adhesive resinous urea resins in the existing tank and transferring the admixture to an extruder, filling up a sash cross dike part with a compound by the extruder, then drying to manufacture a sash or a synthetic resinous support door.
Patent KR-20020021962-A (KR)
Inventor: OH DONG SOO
IPC: F03D3/02
Filed: 2000-09-18
Abstract: PURPOSE: A low speed fluid is used effectively for power generation, thereby reducing cost. CONSTITUTION: A rotation main shaft(1) is formed vertical with the fluid direction. More than 3 radial rotation body(2) is installed in the rotation main body(1). At the end of the rotation body(2) is formed a rotation shaft(3). Two-fold vale(3) is installed in the rotation shaft(3). An inclination converting gear(7) is formed in the rotation shaft(3). When the rotation shaft(3) is at the highest point, the gear is meshed in such a way that the vale(4) is vertical with the fluid direction. Thus, when the rotation shaft(3) is at the lowest point, the vale(4) is parallel with the fluid direction.
Patent KR-20020025513-A (KR)
Title: Method for creating the illusion of moving images
Inventor: KANG KUYNG CHOL
IPC: G09F19/22
Filed: 2000-09-29
Abstract: PURPOSE: Provided is an advertising method by an optical illusion, which makes passengers of a running train or subway feel cut pictures like a moving picture by attaching the cut pictures to advertisement plates sequentially. CONSTITUTION: The advertising method is performed by attaching the advertisement plates(12) of the cut pictures to the side wall of a tunnel and lightening the advertisement plates(12) to let the passengers of the running train(1) know the advertisement plates(12) as a moving picture, wherein sensors are mounted to the entrance and the exit of the tunnel in order to turn on/off the light of the advertisement plates(12) when the train is sensed.
Patent KR-20010050838-A (KR)
Inventor: KITAYAMA TAKEO
IPC: B29C45/40
Filed: 2000-10-04
Abstract: PURPOSE: To reduce the height occupied by an ejector device and to facilitate the transfer or movement of a mold clamping device in the mold clamping device equipped wigth a mold driving means performing the vertical approaching and separating operation of an upper mold with respect to a lower mold and the ejector device for operating a knock-out device built in the lower mold in order to release a molded article. CONSTITUTION: In a mold clamping device for injection molding, an ejector device 2 has a lift member equipped with the ejector pins 20, 20 piercing the lower fixed platen 12 for attaching a lower mold 61 up and down and a drive member arranged to the side part of the lift member to move the lift member up and down.
Patent KR-20020028677-A (KR)
Title: A behaviour analysis device of automotive wiper system
Inventor: KIM MYEONG SIN
IPC: G01M99/00
Filed: 2000-10-11
Abstract: PURPOSE: A behavior analysis apparatus for vehicle wiper system is provided to achieve an improved accuracy of measured value by automatically and simultaneously measuring an attack angle and operating angle. CONSTITUTION: An operating angle measuring device(5) is mounted to a wiper retainer(2) which is coupled through a wiper link(1) and performs an angular motion. An attack angle measuring device(4) is mounted to the front end of a wiper arm(3) having a blade for wiping a glass(G). The attack angle measuring device includes a base having a slider shaped as a sphere so as to reduce friction when the attack angle measuring device moves along the surface of the glass; a support plate disposed onto the base; a fixing jig coupled onto the support plate, and which has a screw; a support end rotating between the fixing jig and support plate; and an arm coupler mounted to the wiper arm. The support end has a potentiometer embedded within the support end, wherein the potentiometer performs an angular motion together with the arm coupler, and converts the displacement produced from the angular motion into an electrical signal.