baber/WOPTO huggingface dataset:
Patent KR-20010037636-A (KR)
Inventor: JANG HAE SEONG
IPC: C07D231/14
Filed: 1999-10-19
Abstract: PURPOSE: Provided is a method for producing 4-alkoxycarbonyl-5-chloropyrazol derivative in higher yield than conventional methods. CONSTITUTION: The method for producing 4-alkoxycarbonyl-5-chloropyrazol derivative of the formula (1) comprises the steps of: reacting 4-alkoxycarbonyl-5-hydroxypyrazole represented by formula (2) with POCl3 and tertiary ammonium salt for chlorination of compound of formula (2); removing an excess of POCl3 by distillation under reduced pressure to obtain a residual solution; and adding aliphatic alcohols into the residual solution for esterification of the chlorinated 4-alkoxycarbonyl-5-hydroxypyrazole, in which R1 is alkyl, pyridyl, or phenyl having C1 to C4; R2 is hydrogen, C1 to C6 alkyl, or C1 to C6 haloalkyl; R3 is C1 to C6 alkyl; and the tertiary ammonium salt is tetramethyl ammonium chloride, benzyltrimethyl ammonium chloride or benzyltriethyl ammonium chloride.
Patent KR-20000006836-A (KR)
Inventor: LEE SANG HWI
IPC: A61L9/015
Filed: 1999-11-06
Abstract: PURPOSE: An air purification device in a stall is provided to effectively sterilize and remove smells of a stall and a factory of an organic fertilizer and effectively maintain a long time custody and freshness of fruits and vegetables storing place. CONSTITUTION: The air purification device comprises a mixing part(50), an ozone occurring means part(80) and an ozone making and purifying part(110). The mixing part(50) discharges an air in the stall and an air filtered with ozone after mixing them. The ozone occurring means part(80) consists of an ozone discharging pipe(60) and a high voltage part(70) at lower portion of the mixing part(50). The ozone making and purifying part(110) mounts the ozone discharging pipe(60) therein and has a second inlet part(100). Thus, the air in the stall is purified and a long time custody and freshness of a fruit and vegetable storing place is maintained.
Patent KR-20010045985-A (KR)
Inventor: AHN HWA SIK
IPC: G11B7/095
Filed: 1999-11-09
Abstract: PURPOSE: A surface vibration detecting apparatus and a method of an optical disc are provided to have no reproduction delay time and to make a normal regeneration without error in case of a disc having a problem like as bending by detecting surface vibration or skew degree of the optical disc before regeneration. CONSTITUTION: An optical disc is rotated and driven at least more than one time in activation state of a focusing server in the first stage. A focusing error signal magnitude which is output during the first stage is detected in the second stage. It is judged whether a surface vibration of the optical disc happens or not according to the size of the detected signal in the third stage. The first stage is executed after locating an optical pickup at the external side of the optical disc. A correction motion of the optical pickup is executed before regeneration of the optical disc in the fourth stage.
Patent KR-20010055853-A (KR)
Inventor: KO YEONG GYUN
IPC: H04N7/18
Filed: 1999-12-13
Abstract: PURPOSE: A portable examination device for lifesaving is provided to support a security of a rescue person by smoothly performing an examination for lifesaving, and by enabling the rescue person to rapidly step out in case that the inner part of a building is collapsed again under examination. CONSTITUTION: A monitor(10A) or a head mount monitor display, an audio/video transmitter can be attached to a body(40). A regulating rod(20) and a portable handle grip(21) are built in the body(40). A battery storage unit stores a battery in the lower part of the body(40). A microphone(71) is rotated back and forth at a fixed angle by driving a motor(61) inside of a motor case(60) combined as a socket(22) on the edge of the regulating rod(20). In addition, a speaker, a luminous diode(73), a camera head unit(70) to which a camera(74) is attached are equipped.
Patent KR-20010062968-A (KR)
Inventor: CHO HO SIN
IPC: H04B1/7097
Filed: 1999-12-21
Abstract: PURPOSE: A noise factor measuring apparatus is provided to measure an exact noise factor simply by interrupting various noise sources existing at a wireless circumstance and measuring a noise factor using a signal-to-noise ratio owing thermal noise. CONSTITUTION: A variable attenuator(12) attenuates a signal transferred from a transmitter(11) so that the power of a signal provided to a receiver(13) may be adjusted. A controller and monitor block(14) estimates Eb/Io based on finger energy measured by the receiver(13) to control the variable attenuator(12) so as to reach a predetermined threshold value. The controller and monitor block(14) measures a received power to obtain a noise factor. Various noise sources existing at a wireless circumstance are interrupted by connecting the transmitter(11), the variable attenuator(12), and the receiver(13) by a wire.
Patent KR-20010058038-A (KR)
Inventor: SON YOUNG SUK
IPC: G07F11/00
Filed: 1999-12-23
Abstract: PURPOSE: A hot dog vending machine for conveniently providing various kinds of hot dog to consumers at a site adjacent to one's residence in order to meet various tastes of consumers. CONSTITUTION: When a consumer pushes a selection button, a withdrawing means (18) is rotated so that a plate (22) installed movably at the lower part of a hot dog receiving chamber (26) for preventing discharge of hot dog is opened. Right after discharging a hot dog corresponding to cash input, a solenoid valve (21) regulates an interrupter (24) to exactly control the number of hot dog to be vented. In the case that the bottom side of a casing (25) is closed with upwardly drawing the plate (22), the solenoid valve operated by electric force draws the interrupter so that a hot dog is placed between the interrupter (24) and the plate (22) for the next vent.
Patent KR-20000012790-A (KR)
Inventor: JANG HWANG JIN
Filed: 1999-12-27
Abstract: PURPOSE: An internet approval system is provided to prevent illegal card use caused by exposure of a card number and a secret number by inputting an approval key transmitted from an approval server through an e-mail address. CONSTITUTION: The system comprises an internet terminal(2), an internet server(6), and an approval server(10) of a financial agency. The internet terminal(2) is connected to internet. An internet home page(4) is loaded to the internet server(6). The approval server(10) is connected to the internet server and has database(8) in which e-mail addresses of clients are recorded.
Patent KR-20010058293-A (KR)
Inventor: HYUN GYU TAEK
IPC: H01L21/304
Filed: 1999-12-27
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to improve a characteristic and reliability of the semiconductor device, by eliminating particles on the interface between a cell pad and a semiconductor substrate. CONSTITUTION: An insulating layer is deposited on a transistor formed on a semiconductor substrate(11) by performing a predetermined process. A contact hole(15) is formed to expose the semiconductor substrate. A cleaning process is performed to eliminate particles on the exposed semiconductor substrate. A cell pad is formed on the resultant structure.
Patent KR-20010060477-A (KR)
Inventor: YEO MIN JONG
IPC: H03K21/00
Filed: 1999-12-27
Abstract: PURPOSE: A radio frequency multi-modulus pre-scaler using a direct variable is provided to produce a plurality of demultiplication ratio by using a direct variable. CONSTITUTION: A current mirror circuit(13) provides different reference voltage to an input buffer(11), 2/3 frequency demultipliers(30-35), the first level converters(20-25,51), and OR gates(40-45), respectively. The M/N frequency demultipliers(30-35) perform M frequency demultiplication operation when a mode control signal is high and N frequency demultiplication operation when the mode control signal is low. The OR gates(40-45) are designed to reduce a propagation delay time.
Patent KR-20010061578-A (KR)
Inventor: CHO SU HYEON
IPC: C25D3/00
Filed: 1999-12-28
Abstract: PURPOSE: A process for preparing a chromate treated steel sheet by adding cerium nitrate to a chromate solution and applying the obtained chromate solution having excellent corrosion resistance to a zinc or zinc-nickel alloy electroplating steel sheet is provided, thereby producing material for fuel tank having excellent corrosion resistance. CONSTITUTION: This chromate treated steel sheet is prepared by the characteristic process consisting of: dipping a zinc or zinc-nickel alloy electroplating steel sheet in a chromate solution comprising 5 to 10g/L chrome, 5 to 8g/L sulfuric acid, 10 to 15g/L nitric acid and 10 to 50g/L cerium nitrate, wherein the chromate deposited on the steel sheet is in an amount of 10 to 100mg/m¬2 based on the dry film deposition amount.
Patent KR-20010061683-A (KR)
Inventor: YOO BYEONG HWA
IPC: G21C19/00
Filed: 1999-12-28
Abstract: PURPOSE: A nuclear fuel charging auxiliary apparatus of a nuclear reactor is provided to stably and fast charge a fuel on a proper position. CONSTITUTION: A fuel alignment pin is processed on a lower nozzle of a nuclear fuel aggregate which is deformed into directions of X and Y. A fuel alignment hole is processed on a lower core plate. A skid plate allows a lower part side of the nuclear fuel aggregate to be lowered along a gradient surface(12) of a skid plate(1) so as to accord a center of the fuel alignment hole and the fuel alignment pin. The fuel alignment pin is inserted into a position where the nuclear fuel aggregate is charged. the gradient surface is formed on a front end of the skid plate and maintains 60°C relative to a body(2). The gradient surface is materialized of SUS304. The body(2) supports equipments along with the guide pin and guides the fuel aggregate. A lower support plate is limited in length to 2.0+0.002mm and 2.0-0.002mm so as not to be contacted with the fuel alignment pin of the nuclear fuel aggregate. The guide pin is inserted into the fuel alignment hole which is a path of a cool water processed on the core plate, supports equipments and guides the fuel aggregate.
Patent KR-20010065406-A (KR)
Inventor: PARK JONG MYEONG
IPC: H01Q1/00
Filed: 1999-12-29
Abstract: PURPOSE: An apparatus and method for dividing a power of a pico-BTS(Base Transceiver Subsystem) is provided to offer a uniform service quality irrespective of a separation with a pico-BTS main unit(PMU) by adjusting a power dividing rate in a service region serviced in the pico-BTS and uniformly dividing the power. CONSTITUTION: A repeater(213) amplifies a signal generated from a pico-BTS main unit(PMU)(211) as a predetermined level. A power divider(215) divides the signal amplified in the repeater(213) into 1/(N-1) and supplies the divided power to the first floor. A power divider(217) divides the power divided into 1/(N-1) into 1/(N-2) and supplies the divided power to the second floor. If the divided power is supplied to each floor, a level of the power supplied to each floor is uniform to minimize a power loss and an original signal is supplied to each floor when a distance separated from the repeater(213) is increased.
Patent KR-20000023850-A (KR)
Title: Co-rotating edge ring extension for use in a semiconductor processing chamber
Inventor: BIERMAN BENJAMIN
IPC: C23C16/48
Filed: 1999-01-16
Abstract: PURPOSE: Apparatuses for isolating a rotating frame in a semiconductor processing chamber and isolating the first portion of a semiconductor processing chamber from the second portion during processing are provided. CONSTITUTION: An apparatus for isolating a rotating frame in a semiconductor processing chamber comprises a support cylinder rotatable extending from the rotating frame; and a co-rotating edge ring extension extending from the support cylinder to at least one of substantially thermally, optically and mechanically isolate region above the co-rotating edge ring extension from the region below the co-rotating edge extension. An apparatus for isolating the first portion of a semiconductor processing chamber from the second portion during processing comprises a support cylinder rotatable extending from the rotating frame; and a co-rotating edge ring extension extending from the support cylinder for forming a barrier against gases to restrict gases flowing between the first portion and the second portion.
Patent KR-20000048513-A (KR)
Inventor: KOJIMAJUJI
IPC: H01C7/02
Filed: 1997-09-22
Abstract: PURPOSE: A step of manufacturing PCT Thermistor is provided to prevent a gap, between a layer of inner electrode and exterior electrode, causing the gradual increasement of resistance due to a coefficient of thermal expansion from growing under a connection and solve a problems of a crack and a bad connection in soldering by formatting a first plating layer on an inner electrode and a second plating layer on an exterior electrode. CONSTITUTION: At outermost layer of conductive sheets(14) and an inner-layer electrode (11)composed of metallic foil having first plated layers, for outermost layers to be conductive sheets, a PCT thermistor contained a laminated body, and an outer-layer electrode(18) positioned at the outermost layer of the laminated body(13) and formatting a second plated layer (16) at a side facing the inner-layer electrode (11), and side-face electrode layers(20) disposed at facing sides of the laminated body(13) for connecting electrically the inner-layer electrode(11) to the outer-layer electrode(18).
Patent KR-20000052793-A (KR)
Title: Process for making high tenacity aramid fibers
Inventor: FURUMAI TAKEJI
IPC: D01F6/60
Filed: 1997-10-22
Abstract: PURPOSE: A process for making high tenacity aramid fibers is provided to make para-aramid filaments of especially high strength by extruding a solution of para-aramid through fine capillaries and drying the resulting filaments under high tension. CONSTITUTION: A process for making high tenacity aramid fibers comprises following steps. There's a filaments extruding step of an acid solution containing at least 30 grams of poly having an inherent viscosity of at least 4 per 100 milliliters of acid, out of a spinneret and through a layer of inert noncoagulating fluid into a coagulating bath and then through a spin tube(14) along with overflowing coagulating liquid. Further, there's an additional coagulating liquid jetting step for jetting symmetrically about the filaments(9) in a downward direction forming an angle of 0 to 85 degrees with respect to the filaments(9) within 2.0 milliseconds from the time the filaments(9) enter the spin tube(14).
Patent KR-20000052931-A (KR)
Title: Gas composition for dry etching and process of dry etching
Inventor: SEKIYA AKIRA
IPC: H01L21/3065
Filed: 1997-10-30
Abstract: PURPOSE: A gaseous composition for dry etching is provided to have a high selectivity to a protective thin film such as a photoresist or a polysilicon and at a high rate of etching without production of a polymer film by deposition in the etching step, and thus, good etching results are obtained. CONSTITUTION: A gaseous composition for dry etching, comprises a perfluorocycloolefin and 1 to 40% by mole, based on the perfluorocycloolefin, of at least one oxygen ingredient selected from oxygen gas and oxygen-containing gaseous compounds. As the perfluorocycloolefin having 3 to 8 carbon atoms especially 4 to 6 carbon atoms are preferably used.
Patent KR-20000057437-A (KR)
Title: Gas sensors
Inventor: DODGSON JOHN ROBERT
IPC: G01N27/404
Filed: 1997-12-05
Abstract: PURPOSE: A gas sensor is provided which has a capability for self-testing. CONSTITUTION: A gas sensor includes a housing containing at least a sensing electrode(22), a counter electrode(44,44A), a test electrode(24), and electrolyte means in contact with such electrodes(22,24,44,44A). The housing permit is gas from the environment to flow to the sensing electrode(22). The gas sensor is operable either in a normal mode of operation in which potentials are applied to the electrodes(22,44) for detecting when a gas to be sensed is present at the sensing electrode(22), or in a test mode of operation in which potentials are applied to the electrodes(22,44,44A,24) so that the test electrode(24) generates a gas which flows to the sensing electrode(22) to enable an indication whether the sensor is operating correctly.
Patent KR-20000071092-A (KR)
Title: 인공격자 다층막의 착막장치
IPC: H01F41/30
Filed: 1998-02-13
Abstract: 본 발명은, 기판상에 자성 금속막과 비자성 금속막을 교대로 적층시킨 인공격자구조를 갖는 거대한 자기저항효과막(GMR膜)을 착막(着膜)하기 위한 인공격자 다층막의 착막장치에 관한 것으로서, 안정되고, 또한 용이하게 GMR특성을 갖는 인공격자 다층막을 착막할 수 있는 인공격자 다층막의 착막장치를 제공함을 그 목적으로 하는 것으로, 이와 같은 목적을 달성하기 위해, 하부면에 마그네트론 자석(25)을 갖는 타깃(23)과, 적어도 상기 타깃(23)을 덮고, 또한 상기 타깃(23)과 대향하는 면을 개방하여 이루어진 통형상인 침니(26, chimney)와, 상기 침니(26)의 개방을 밀봉하는 동시에, 상기 타깃(23)과 대향하는 면에 침니 상부 개구부(30)를 갖는 침니 상부(29)를 구비하고, 상기 침니 상부(29)의 상부면을 기판(33)이 통과할 때에 상기 타깃(23)의 상부면에서 플라즈마 링(34a, 34b)을 발생케 하여 스퍼터링된 분자를 상기 기판(33)상에 착막시키도록 한 것이다.
Patent KR-20000076366-A (KR)
Title: 전력 센서 회로
IPC: H04N9/28
Filed: 1998-03-11
Abstract: 본 발명은 집속 보정 신호를 생성하는 집속 회로(110)가 포함된 집속 장치용 전력 센서 회로(150)에 관한 것이다. 상기 전력 센서 회로(150)에는 적어도 1개의 공급 전압이 가해지고, 상기 1개의 공급 전압이 제1 임계치 이상이 되는가의 여부에 따라 선택된 크기를 갖는 출력 신호(Vout)를 생성한다. 상기 출력 신호(Vout)는 상기 집속 회로(110)에 결합되는데, 이 집속 회로(110)는 상기 출력 신호(Vout)의 크기에 따라서 상기 집속 보정 신호를 인에이블시키거나 디스에이블시킨다.
Patent KR-20010013908-A (KR)
IPC: C08F12/00
Filed: 1998-06-05
Abstract: 본 발명은 메탈로센 착체 A), 메탈로세늄 이온을 형성할 수 있는 화합물 B), 및 임의로 원소 주기율표의 IA, IIA 또는 IIIA족의 유기금속 화합물 C)를 포함하는 촉매계의 존재하에 C=C 이중 결합이 있는 단량체를 단독 중합 또는 공중합시켜 상기 단량체를 기재로 하는 중합체를 제조하는 방법에 관한 것이다.  본 발명은 화학식 (I) (여기서, R 1 내지 R 11 은 수소, C 1 -C 10 알킬, 치환체로서 C 1 -C 6 알킬기를 또한 가질 수 있는 5- 내지 7원 시클로알킬, C 6 -C 15 아릴 또는 아릴알킬 (여기서, 임의로 인접한 2 개의 라디칼 R 1 내지 R 8 은 함께 탄소 원자수 4 내지 15의 시클릭기를 형성할 수 있음), 또는 Si(R 12 ) 3 (여기서, R 12 는 C 1 -C 10 알킬, C 6 -C 15 아릴 또는 C 3 -C 10 시클로알킬임)이고, M은 원소 주기율표 III 내지 VI 아족의 금속 또는 란탄계의 금속이고, X는 동일하거나 또는 상이하며, 수소, 할로겐, C 1 -C 10 알킬, C 6 -C 15 아릴, C 1 -C 10 알콕시 또는 C 6 -C 15 아릴옥시이고, n은 1, 2, 3, 4 또는 5 (여기서, n은 M-1의 원자가에 해당함)임)의 화합물이 메탄로센 착체 A)로서 사용되는 것을 특징으로 한다.
Patent KR-20010068471-A (KR)
Title: Public opinion census method by internet network
Inventor: PARK HEE JEOUNG
Filed: 2000-01-06
Abstract: PURPOSE: A method for surveying the public opinion through an Internet network is provided to prepare a question in accordance with a characteristic of a survey of the public opinion and to select only persons coincided with the characteristic of a survey. CONSTITUTION: If a survey client selects one sample out of a sample category(S1), a question constituting device provides question samples in the selected category to the survey client(S2). The question constituting device asks whether the survey client wishes to use the question samples without modifying(S3). If the survey client wishes to use the question samples without modifying, the question samples are stored in a question database(S15). If the survey client wishes to modify the question samples, the survey client selects a question sample to be modified(S12) and may modify the selected question sample(S13). The appended or modified question samples are stored in a question database(S15).
Patent KR-20010069153-A (KR)
Title: Light cable heliograpy and Diffuser installation
Inventor: YOO MYOUNG JIN
IPC: F21S10/00
Filed: 2000-01-12
Abstract: PURPOSE: An optical cable dimmer and a diffuser are provided to enable a wanted light to be output to a diffuser through an optical cable, transfer the light to many places, enhance efficiency in illumination, obtain a light of wanted color by passing the same through a color filter, display wanted colors according to time and achieve continuity. CONSTITUTION: A lamp(30) is installed in an inside of a fixed box(27). A reflex mirror(31) reflects a light. A concave lens(32) focuses the light on one point. The light passes through a glass plate and a color filter(34) in a wanted shape. The color filter(34) has colors. An optical cable connection tube(36) prevents the light from being discharged to the outside. A large amount of light are emitted to the optical cable connection tube(36). The lights discharged through an optical cable(37) are produced into the wanted shape by being connected to various diffuser(39). The concave lens(32) focuses the strong light output from the lamp on the one point in the wanted shape. A heat shielding ceramic plate(33) is installed to efficiently shield a high heat generated in the lamp(30), so that the cable(37) can be used for a long time in a state that it's shape is not changed. The lamp(30) is installed on an outside of the fixed box(27) to shield the heat, so that the optical cable(37) is prevented from melting due to the high heat.
Patent KR-20000076479-A (KR)
IPC: E03D11/11
Filed: 2000-01-18
Abstract: 진공펌프(5) 등의 수단에 의해 부분진공 하에 쓰이고 있는 보전된 수집컨테이너(3)까지 정상적으로 폐쇄된 하수밸브(4)를 통하여 연결된 적어도 하나의 위생장치(1), 예를 들면 수세식 변기를 포함하여 구성되는 진공하수시스템.  수집컨테이너(3)는 회전될 때, 부분진공에 의해 하수에 적용된 힘에 대항하여 배출도관의 하수에 관성력을 적용하기 위하여 배치된 급속히 회전이 가능한 배출도관(8)을 포함하여 구성되는 배출수단(8-10)을 가지며 이는 배출도관으로부터 하수를 배출하기에 충분하다.  도관은 적절하게 배출도관의 회전축(7)에서 입구말단과 배출도관의 회전축(7)으로부터 상당히 큰 반지름 거리에서 출구말단을 가진다.  출구말단은 회전도관의 도관에서 액체의 관성력이 충분히 높을 때 열리는 밸브수단(10)을 가질 수 있다.
Patent KR-20000030221-A (KR)
Inventor: KIM KI OK
IPC: B44F3/00
Filed: 2000-02-10
Abstract: PURPOSE: A souvenir for worldcup games in 2002 is provided to inform Korean culture and characteristics worldwide by utilizing Korean traditional designs on the souvenirs. CONSTITUTION: A souvenir for worldcup games in 2002 includes spherical designs, Korean national flags, Korean tiger maps, Korean Mugunghwas, other designs such as characters, numbers, colors, patterns, pictures, and combinations of the above designs, Korean traditional masks, the symbols of great entity of cosmos, world maps, Korean maps, terrestrial globes, phoenix, Korean magpies representing lucky omens, hawks, Korean traditional construction styles such as thatch-covered houses, tile-roofed houses, etc., Korean traditional costumes, Korean traditional musical instruments, Korean traditional transport systems such as palanquins, horses, etc., Korean traditional pictures, Korean traditional patterns, and the like, wherein the above designs are utilized on a pattern for bank bill notes, checks, pictures, coins, memorial medals, towels, handkerchiefs, belts, necklaces, seals, rings, and the like.
Patent KR-20010081284-A (KR)
Title: Evaporator for Refrigerator And Method for Manufacturing Header of Evaporator
Inventor: LEE JANG SEOK
IPC: F28D1/00
Filed: 2000-02-11
Abstract: PURPOSE: A refrigerant evaporator and method for manufacturing header is provided, in which tubes and fins are made up of a plastic material and coupling structure of header is improved, to thereby reduce manufacturing cost and size of the evaporator, while obtaining an improved heat transfer effect. CONSTITUTION: A refrigerator evaporator comprises a heat exchanger constituted by a plurality of extrusion tubes(34) and fins(31) which are made up of a plastic material; a first header/refrigerant storage tank(35) and a second header(32) having a first bending portion(31a) and a second bending portion(31b) where extrusion tubes are bent, wherein the first header/refrigerant storage tank and the second header are connected to extrusion pipes; a refrigerant inlet tube(33) and a refrigerant outlet tube(39) coupled to first and second headers; and a separator(38) arranged in an intermediate portion of the header so as to separate the refrigerant inlet tube from the refrigerant outlet tube. Each of extrusion tubes maintains thickness of 0.3 to 0.5mm.