baber/WOPTO huggingface dataset:
Patent KR-20030023259-A (KR)
Title: break system of vehicle
Inventor: CHOI BYEONG SIK
IPC: B60T13/26
Filed: 2001-09-13
Abstract: PURPOSE: A brake system of a vehicle is provided to improve space utilization of an engine room by reducing the size of parts and to improve braking performance. CONSTITUTION: A brake system of a vehicle includes an air tank(11); an air pressure generating pump(12) generating air pressure with air in the air tank; a brake pedal sensor(13) sensing operation of a brake pedal(1); wheel speed sensors(14) sensing the running of the vehicle; a braking performance improving device(15) detecting operation state of the brake pedal during travelling and the state of a parked vehicle to improve braking performance; a solenoid valve(16) installed on a brake line(4) connected to brake bodies(5) of front and rear wheels; and an ECU(Electronic Control Unit) selectively driving the air pressure generation pump with signals received from the brake pedal sensor, the wheel speed sensor, and braking performance improving device to generate braking force by air pressure within the brake body.
Patent KR-20020022032-A (KR)
Inventor: HINAGO HIDENORI
IPC: B01J23/00
Filed: 2001-09-17
Abstract: PURPOSE: A method for manufacturing an oxide catalyst comprising Nb, and one or more elements selected from the group consisting of Mo, V, and Sb and Te is provided, and a method for manufacturing methacrylonitrile or methacrylic acid comprising ammoxidation or oxidation of propane or isobutane in the gas phase under the oxide catalyst is provided. CONSTITUTION: In a method for manufacturing an oxide catalyst used in catalytic oxidation or ammoxidation of propane or isobutane in the gas phase, the method is characterized in that the oxide catalyst has a composition represented in the following chemical formula 1: Mo1.0VaXbNbcZdOn where X is one or more elements selected from the group consisting of Sb and Te, Z is one or more elements selected from the group consisting of W, Cr, Ti, Al, Ta, Zr, Hf, Mn, Re, Fe, Ru, Co, Rh, Ni, Pd, Pt, Zn, B, Ga, In, Ge, Sn, P, Pb, Bi, Y, rare earth elements and alkali earth metals, and a, b, c, d and n are respective atomic ratios of V, X, Nb, Z and O for Mo, wherein 0.01 <= a <= 100; 0.01 <= b <= 100; 0.01 <= c <= 100; 0 <= d <= 100; and n is a number in which atoms of other elements are determined by a necessary condition, the method comprises manufacturing a mixture of aqueous raw materials containing element compounds of compositions of the chemical formula 1, and drying and calcining the mixture of the aqueous raw materials, and at least a part of a Nb as one compound among the element compounds in the mixture of the aqueous raw materials exists in a complexing agent form containing a compound with hydroxyl groups bonded to oxygen or carbon atoms and a complex form with the complexing agent.
Patent KR-20030026692-A (KR)
Title: Manufacturing method of ferric sulfates
Inventor: KIM SU TAE
IPC: C01G49/14
Filed: 2001-09-26
Abstract: PURPOSE: Provided is a preparation method of ferric sulfate(Fe2(SO4)3) by reacting the sources of iron, Fe3O4, generated from wire industry with concentrated H2SO4 without use of catalyst and discharge of pollutant byproducts(NO2, NO, etc.) unlike conventional method using ferrous sulfate(FeSO4) and HNO3. CONSTITUTION: A ferric sulfate(Fe2(SO4)3) solution is prepared by reacting Fe3O4 generated from wire industry with concentrated H2SO4(98%) at 150-250deg.C under flowing O2, wherein the formed Fe2O3 containing unreacted iron oxide is dissolved in H2SO4 solution at 70-80deg.C, followed by filtering. The above process is expressed by the formula of 2FeO + 3H2SO4 + O2 --> Fe2(SO4)3 +3H2O, Fe2O3 + 3H2SO4 --> Fe2(SO4)3 +3H2O.
Patent KR-20030028316-A (KR)
Title: A Oil Recovery Device Using Pyrolysis Of High Molecule Waste-plastic
Inventor: PARK SUNG JIN
IPC: C10G9/36
Filed: 2001-09-29
Abstract: PURPOSE: Provided is an oil recovery device using pyrolysis of high molecular waste resin, which can recover an oil from various chemical kinds of high molecular waste resins, as well as residue oil from carbonized residue. CONSTITUTION: The oil recovery device comprises a hot blast feed part comprising a hot blast feed tank(13) and a plurality of hot blast tubes(12); a hot melt part(20) comprising an injection bath(21) having hopper(21a) at its upper part, a hot melt tank(23) comprising the first heat insulator(25) at its surface, and a first radiation part(24) along its inner wall, a first discharge pipe(28) connected to the upper part of the hot melt part(20), and a first screw(27) positioned at lower part of the hot melt tank(23); and a pyrolysis part(30) comprising a pyrolysis tank(31) having a second insulator(34) at its surface, a second radiation part(33) along inner circumference of inner surface thereof and a second endothermic corrugation formed at its surface, a agitation axis(36) connected across both sides of the pyrolysis tank(31), a plurality of hollow axis(37), an agitating blade(38) formed along outer circumference of the hollow axis(37), a second discharge pipe(39) connected to the upper part of the pyrolysis tank(31), and a second screw(41) positioned at lower part of the pyrolysis tank(31); a residue handling part(50) comprising a rotating axis(52), residue-agitating blade(53) and a third discharge pipe(55); and an oil recovery part(60) comprising a filtering tank(61) and an oil tank(62).
Patent KR-20030030427-A (KR)
Title: Method for correcting atomatically overlay alignment of semiconductor wafer
Inventor: CHO BONG SU
IPC: G03F7/20
Filed: 2001-10-11
Abstract: PURPOSE: A method of correcting the overlay of a semiconductor wafer is provided to enhance the productivity of the semiconductor wafer by reducing the degree of overlay scattering and the number of sample recommends. CONSTITUTION: The overlay error correction value for the semiconductor wafer exposed to light by way of a stepper equipment is measured(103). The measured overlay error correction value, the variation of the stepper equipment due to the learning of input variation, and the weighted value of the pre-established plural numbers of rots are summed up to thereby produce an overlay error correction value(104). The resulting overlay error correction value is fed to the stepper, and the light exposing with respect to the next rot is subsequently made(105).
Patent KR-20030033801-A (KR)
Title: Device for supporting a overhang door
Inventor: WATANABE JIRO
IPC: E05D15/06
Filed: 2001-10-25
Abstract: PURPOSE: A supporting apparatus for an overhung door is provided to move traveling wheels right and left or up and down easily by turning a cam operation unit and a rotating unit with a tool, and to install the wheel to the overhung door conveniently by inserting the frame to the casing simply. CONSTITUTION: An overhung door support apparatus comprises a block body(3) supporting a bolt(2) vertically placed in the upper part of a traveling wheel(1); a frame(4) moving the block body right and left; and a casing(5) containing and assembling the frame with touching once. A longitudinal cam hole(6) is formed in the front end of the block body, and a cam(7) is inserted to the cam hole. A cam operation unit(9) coupled to the cam is exposed in the front end of the frame, and the block body is moved right and left in the frame with the bolt by rotating the cam operation unit. The bolt is moved up and down against the block body through bevel gears(13,14), and a rotating unit(16) is exposed in the front end of the frame to turn the bevel gears.
Patent KR-20030039431-A (KR)
Title: A bicycle saddle
Inventor: SHIN SUK JOO
IPC: B62J1/00
Filed: 2001-11-13
Abstract: PURPOSE: Provided is a saddle for a bike in which the saddle is separated left and right and moved up and down in pedalling to make ease of giving force to a pedal to tread the pedal so that it is effective in increasing the speed of the bike. CONSTITUTION: The saddle for the bike comprises the parts of: a saddle member(10a,10b) wherein a part for users' hip is placed at both sides with keeping the same curve line as users' hip; brackets(20a,20b) which are placed under the saddle member with ball bearings formed at edge; a support frame(31) which includes housings(32a,32b), in which the ball bearing is inserted into both upper edges of the support frame; a spring member(40) which is placed between the bracket and the housing to keep the saddle balanced at normal times; and a suspension ring(50) which prevents the ball bearing from being released.
Patent KR-20030039454-A (KR)
Title: A solution supply device of chemical vapor deposition apparatus
Inventor: KIM GI YONG
IPC: H01L21/205
Filed: 2001-11-13
Abstract: PURPOSE: A solution supply apparatus of a CVD(Chemical Vapor Deposition) equipment is provided to be capable of easily and swiftly replacing a flow control valve by simply installing the flow control valve on a support part without using a groove for loading the flow control valve. CONSTITUTION: A solution supply apparatus is provided with a solution supply pipe(310), a flow control valve(300) connected with the solution supply pipe(310) for controlling the flow rate of solution supplied from the solution supply pipe(310), and a support part for supporting the flow control valve(300). The support part further includes a vertical panel(100) installed at both sides of the flow control valve(300) and horizontal panel(200) connected with the vertical panel(100) for loading the flow control valve(300). Preferably, a plurality of solution supply pipes are used for supplying a plurality of solutions. Preferably, the horizontal panel(200) further includes a guide block(320) for preventing the deviation of the flow control valve(300).
Patent KR-20030039456-A (KR)
Title: Assist grip hand structure for an automobile
Inventor: AHN YEONG TAE
IPC: B60N3/02
Filed: 2001-11-13
Abstract: PURPOSE: Assist grip handle structure for a vehicle is provided to control width between a grip handle and a seat back, and absorb impact in a vehicle accident, by installing an assist grip handle. CONSTITUTION: Assist grip handle structure for a vehicle comprises a fixed bracket(20) fixed to a seat back frame(100), passing through a seat back; a push button body(30) fixing a grip handle(10) and moving, passing through the fixed bracket; a support(40) inserted in the push button body and fixed to the fixed bracket; an elastic member(50) preventing the push button body from being separated from the seat back frame by covering the push button body and the support at a time; and a collar(60) fixed to the seat back frame, to fix the elastic member and control the control length. Thus, the grip handle controls the width between the grip handle and the seat back frame. Accordingly, impact is absorbed in case of a vehicle accident and safety is improved.
Patent KR-20020040596-A (KR)
Inventor: UENISHI KAZUYA
IPC: G03F7/004
Filed: 2001-11-22
Abstract: PURPOSE: To provide a chemical amplification positive type resist composition having superior in sensitivity and resolution and rectangular profile and also having superior stability for PCD/PED, resistance to development defects, capability of coating (e.g. uniformity within a plane), and solubility in solvent. CONSTITUTION: The electron beam or x-ray positive type resist composition includes a compound producing acid by a radiation, a compound having a function of cationic polymerization, and a mixed solvent including one kind of solvent selected from A group and one kind of solvent selected from B and C groups, where A group includes a chain ketone, and B group includes an alkyl lactate, alkyl alkoxypropylene acid, acetate and a propylene glycol mono- alkyl ether, and C group includes γ-Butyrolactone, ethylene carbonate and propylene carbonate.
Patent KR-20030043157-A (KR)
Title: lower nozzle for molden steel casting
Inventor: LEE SANG AM
IPC: B22D11/10
Filed: 2001-11-27
Abstract: PURPOSE: A lower nozzle for molten steel casting is provided, which can maintain its original shape by forming refractory coats on the outer surface of lower nozzle that is covered by refractory material and metal case, thereby prevent deterioration of metal case due to mechanical and thermal impact. CONSTITUTION: In a lower nozzle (4) that is covered by metal case except its low side, the lower nozzle for molten steel casting is characterized in that refractory coat (10) is formed on the outer surface of the metal case (7) and on the lower side of lower nozzle refractory (4a) in a thickness of 0.3 to 2.0 mm, wherein the refractory coat (10) is composed of at least one species selected from Al2O3, SiO2, ZrO2, MgO; the refractory coat (10) further comprises at least one element selected from Al, Si, Ti, Mg.
Patent KR-20030046007-A (KR)
Title: Iris image processing and recognizing method for personal identification
Inventor: KI GYUN DO
IPC: G06K9/00
Filed: 2001-12-03
Abstract: PURPOSE: A method and a system for processing and recognizing an iris image for identification are provided to judge the validity of an image by receiving a plurality of images within a preset time, and to separate the iris image from an eye image by using a Canny edge detector, a bisection method, and an elastic material model. CONSTITUTION: An eye image input tool(10) receives the eye image through a detection and input device, and filters the proper image from the inputted eye images. An iris region separator(20) separates the iris region from the eye image by applying the Canny edge detector, the bisection method, and the elastic material model. A characteristic extractor(30) performs the wavelet transformation of an iris image signal, divides the transformed signal multiply, and extracts a characteristic vector of the separated image from the divided image by using the statistics information. A register(40) stores the iris region data extracted from the characteristic extractor(30) in a database(50). A recognizer(60) performs the identification by comparing the extracted iris region data with the data stored in the database(50).
Patent KR-20030046909-A (KR)
Title: coupler for synthetic resin pipe
Inventor: PARK KI JONG
IPC: F16L47/02
Filed: 2001-12-07
Abstract: PURPOSE: A seamed pipe for a synthetic resin pipe is provided to easily and precisely connect the synthetic resin pipes, and to reduce work hours. CONSTITUTION: A coupling groove(12) is integrally formed at both ends of a seamed pipe(11). A contact surface(13) contacted with the coupling groove is integrated with an inner support surface(14) and an outer support surface(15). An I-shaped heating wire(16) generates heat, and is arranged at regular intervals. A terminal wire(17) is connected to I-shaped heating wire, and supplies power to the heating wire.
Patent KR-20030046986-A (KR)
Title: Green emitting phosphor by VUV excitiation and its preparation method
Inventor: JUNG HA GYUN
IPC: C09K11/59
Filed: 2001-12-07
Abstract: PURPOSE: A vacuum UV excited green fluorescent substance and its preparation method are provided, wherein the fluorescent substance shows excellent luminance and dispersibility, reduced aggregation and a uniform spherical shape and is useful for preparing a plasma display panel. CONSTITUTION: The vacuum UV excited green fluorescent substance is represented by the formula: (Zn(1-x)Mnx)O·ySiO2, wherein 0.005<=x<=0.16 and 1.6<=y<=2.5. The method comprises the steps of mixing ethyl alcohol with tetraethylorthosilicate, and adding liquid ammonia and water to the mixture to hydrolyze them to precipitate silicate hydrate; dispersing the silicate hydrate in a precursor aqueous solution containing manganese and zinc and adding an oxalic acid solution to the solution to co-precipitate the components into oxalates; and drying the co-precipitate and heating it at a temperature of 1,000-1,100 deg.C. Preferably the pH of the solution is adjusted to be 7-8 after the oxalic acid solution is added; and/or the co-precipitate is further heated at a temperature of 800-900 deg.C under the reductive condition after heating.
Patent KR-20030049656-A (KR)
Title: RF repeater having a function of voice communication
Inventor: CHOI GYEONG HAN
IPC: H04B7/14
Filed: 2001-12-17
Abstract: PURPOSE: A wireless relaying device having a voice communication function is provided to install a donor communicating with a base station, and to install voice communication units in many remote units performing wireless communication with a wireless communication terminal, thereby easily performing communication between managers located in remote places. CONSTITUTION: A donor(100) is installed in a call-capable area, and performs communication with a base station. Each remote unit(200:1-n) is coupled with the donor(100), is installed in a radio shadow area, and performs wireless communication with a wireless communication terminal existing in the radio shadow area. Voice communication units(300:1-n+1) perform predetermined voice communication between the donor(100) and each of the remote units(200:1-n). The donor(100) and the base station are coupled in wireless or wired methods. The donor(100) communicates with each remote unit(200:1-n) in TDM method, and each remote unit(200:1-n) is assigned with time slots for communicating with the donor(100) as having ID codes.
Patent KR-20030052520-A (KR)
Title: Apparatus for controling the speed of turbine by the heat expansion of turbine
Inventor: HWANG YONG TAEK
IPC: F01D25/10
Filed: 2001-12-21
Abstract: PURPOSE: An apparatus is provided to prevent increase of vibration of the rotor caused due to the imbalance of expansion between the fixed blade and rotating blade. CONSTITUTION: An apparatus comprises a relative expansion detection unit for detecting expansion of a rotor(171) constituting the shaft of the rotating blade of the turbine and a casing(182) constituting the fixed blade of the turbine; an expansion difference control unit for controlling the imbalance of thermal expansion by adjusting the steam circulation of a boiler in accordance with the expansion state detected by the relative expansion detection unit; a speed control unit for controlling speed in accordance with the relative expansion of turbine, vibration state of rotor and pre-heating duration; an injection valve for uniformly transferring heat all over the surface of the casing; and a switch unit for switching an injection valve control operation into a speed governor control operation upon completion of pre-heating operation.
Patent KR-20030054669-A (KR)
Title: Method for forming a metal line
Inventor: JUN YUN SEOK
IPC: H01L21/28
Filed: 2001-12-26
Abstract: PURPOSE: A method for forming a metal interconnection is provided to be capable of preventing stress, leakage current and parasitic capacitance of a bit line by forming an oxide spacer at both sidewalls of a word line and the bit line. CONSTITUTION: A metal interconnection(35) is formed on a semiconductor substrate(31). An oxide layer having the thickness of 50-800Å is formed on the resultant structure by chemical vapor deposition by using TEOS gas without using oxygen gas at the temperature of 550-700°C. By blanket etching of the oxide layer, an oxide spacer(37) is formed at both sidewalls of the metal interconnection.
Patent KR-20030055951-A (KR)
Title: Cosmetic composition with chung-ju microvesicle
Inventor: KIM GI HWAN
IPC: A61K8/34
Filed: 2001-12-27
Abstract: PURPOSE: A cosmetic composition comprising clear strained rice wine-containing microvesicle is provided which has low irritation properties as well as excellent detergency and skin moisturizing effect. Therefore, the composition enhances moisturization and softness of the skin while helping to regenerate damage skin without causing damage to the natural skin barrier. CONSTITUTION: A cosmetic composition contains 0.1 to 40.0% by weight of clear strained rice wine-containing microvesicle, based on the total weight of the composition. The microvesicle has a size of 10 to 200nm and contains a non-ionic surfactant, a co-emulsifier, cholesterol, β-sitosterol, glycerin, propylene glycol, a stabilizer, capric/caprylic triglyceride and purified water. The clear strained rice wine-containing microvesicle contains 5.0 to 40.0% by weight of clear strained rice wine, based on the clear strained rice wine-containing microvesicle.
Patent KR-20030056804-A (KR)
Title: Wafer handler using vacuum tweezer with sensor and buzzer
Inventor: CHOI DEOK GYU
IPC: H01L21/68
Filed: 2001-12-28
Abstract: PURPOSE: A semiconductor substrate handling apparatus using vacuum is provided to be capable of safely handling a semiconductor substrate by easily recognizing whether the semiconductor substrate is stably adsorbed at the handling apparatus or not with naked eyes. CONSTITUTION: A semiconductor substrate handling apparatus is provided with a handle body(10), a substrate holding part(20) having an adsorbing part capable of holding a semiconductor substrate prolonged from one end portion of the handle body, a vacuum pipe connected from a suction port(13) formed at one side of the handle body through the handle body and the substrate holding part to the adsorbing part, a vacuum generating part(50) connected with the suction port for supplying vacuum force to the adsorbing part, a vacuum switching part(11) installed at the handle body for manually switching the vacuum pipe, a substrate attachment display part(30) installed at the handle body for displaying the attached state of the semiconductor substrate at the adsorbing part.
Patent KR-20010074728-A (KR)
IPC: G06Q20/24
Filed: 1999-07-20
Abstract: Nitric acid salts with medicines active in the respiratory system pathology treatment.
Patent KR-20010079844-A (KR)
IPC: H01L21/205
Filed: 2000-07-12
Abstract: 본 발명은 에피텍셜 기판에 사용되는 증가형 n + 실리콘 물질 및 이의 제조방법에 대해서 기술되어 있다.  증가된 물질은 이러한 기판에 기초를 둔 n/n + 에피텍셜 웨이퍼가 향상된 게터링(gettering) 특징을 지니도록 한다.  이러한 n + 실리콘 물질을 제조하는 방법은 각 CZ 결정을 성장시키기 전에  용융된 실리콘내의 일반적인 n 불순물에 탄소 불순물을 가하는 단계를 포함한다.  이는 결정성장에서 증가형 n + 실리콘 물질의 수율을 증가시키고, 이러한 n/n+ 에피텍셜 웨이퍼가 소자 제조에 사용될 때 궁극적으로 안정적으로 소자 수율을 향상시키게 된다.
Patent KR-20010075250-A (KR)
Title: Dual reactor ethylene polymerization process
IPC: C08F10/00
Filed: 1999-08-27
Abstract: A dual reactor process for the solution and (co)polymerization of ethylene uses two different types of catalysts in the two reactors. A catalyst having a phosphinimine ligand is used in the first reactor. A Ziegler Natta catalyst is used in the second reactor. The process of this invention is comparatively easy to control and may be used to produce polyethylene products having a broad molecular weight distribution. Linear low density produced according to this invention is well suited for the manufacture of molded goods and plastic films.
Patent KR-20010075335-A (KR)
IPC: C11D17/06
Filed: 1999-09-24
Abstract: 평균 벌크 밀도가 약 400g/L 이상이고 스트레스된 냉수 조건하에서 다음 수학식 1로 정의되는 분산 속도에 의해 특징지워지며 입상 세제 조성물의 불용성 입자 잔여물의 90% 이상의 입자 크기가 15㎛ 미만인 입상 세제 조성물이 제공된다. 
     수학식 1 
     
       
     
     상기 수학식 1에서, 
     R은 임의 시점(t)에서 분산되지 않은 잔여 세제이고, 
     R * 은 초기 세제 용량의 총량의 약 14% 미만의 값을 갖는 장기간 분산되지 않은 잔여 세제이며, 
     t는 임의 단일 시점(t)이고, 
     m은 약 2 미만에 해당하는 증가지수이며, 
     DT는 약 0.5 미만에 해당하는 분산시간이고, 
     t wash 는 세탁주기의 시간이다. 
     바람직한 양태에서, 세제 조성물은 스트레스된 냉수 조건하에서 다음 수학식 2로 정의되는 용해 속도를 갖는다. 
     수학식 2 
     
       
     
     상기 수학식 2에서, 
     U는 임의 시점(t)에서 용해되지 않은 계면활성제의 분량이고, 
     U * 은 초기 계면활성제 용량의 총량의 약 14% 미만의 값을 갖는 장기간 용해되지 않은 잔여 계면활성제이며, 
     t는 임의 단일 시점(t)이고, 
     n은 약 2 미만에 해당하는 증가지수이며, 
     RT는 약 0.5 미만에 해당하는 용해시간이고, 
     t wash 는 세탁주기의 시간이다.
Patent KR-20010080246-A (KR)
IPC: G11B19/20
Filed: 2000-08-17
Abstract: 클램퍼 유지 부재(9)에 서로 대향하고 근접하여 가이드(11)를 배치하고, 클램퍼 유지 부재(9)의 클램퍼부 유지 부분이 전체 원주의 일부를 절제한 형상인 동시에, 디스크(13)를 가압하는 클램퍼부에 결합 돌기부(M)를 갖는 디스크 홀더(3)를 설치하고, 디스크(13)를 탑재하는 턴테이블(7)에 형성한 환형의 결합 홈부(F)를 모터부(10)의 회전을 전달하는 주축(8) 상단면보다 하부에 배치하는 구성에 의해서, 클램핑력과 클램퍼 중심설정 정밀도를 유지하면서 디스크 유지 기구의 박형화를 달성할 수 있다.