baber/WOPTO huggingface dataset:
Patent KR-20010061648-A (KR)
Inventor: JUNG YONG GYUN
IPC: C08G63/127
Filed: 1999-12-28
Abstract: PURPOSE: Provided is a method of preparing polyester copolymers with butylene group in the main chain, which has low melting point, excellent adhesive property and is used in the lamination of beverage cans. CONSTITUTION: The compound is poly(ethylene-co-butylene terephthalate)copolymer represented by the chemical formula 1, wherein 0<x <100 mol% and 0<1-x<100 mol%. The compound has characteristic viscosity of 0.30-0.80g/ml and its average molecular weight of 10,000-200,000. The preparation process comprises trans-esterifying dimethyl terephthalate, ethylene glycol and proper amount of 1,4-butanediol under zinc acetate dihydrate catalyst at 180-205 deg.C so that 1-99 wt..% of 1,4-butanediol is introduced in the main chain of the product; carrying out the above reaction for 3 hours so as to have 1-99 wt.% of methanol eliminated out of the reaction mixture and obtaining low molecular weight mixed ester compounds of bis-hydroxyethylene terephthalate and bis-hydroxybutylene terephthalate; condense polymerizing above mixed ester at 205-280 deg.C under 1-2torr for 3-4 hours with titanium butoxide catalyst; purging dry nitrogen gas into reactor and the product, poly(ethylene-co-butylene terephthalate)copolymer, is dumped into cold water.
Patent KR-20010064361-A (KR)
Inventor: KANG JU
IPC: C22B1/16
Filed: 1999-12-29
Abstract: PURPOSE: An automatic speed controller of a sintering device is provided to maximize the productivity without deteriorating the quality. CONSTITUTION: A burn through time of a present operating condition is calculated with a temperature and negative pressure to be measured by a thermometer and a draft gauge. A flame speed is calculated with the burn through time. An actual burn through point is calculated and a deviation value about a target burn through point is calculated. A speed of a sintering device is calculated by compensating with the deviation value and a parameter. The sintering device is controlled by the compensated speed.
Patent KR-20010059219-A (KR)
Inventor: SEO TAE WON
IPC: B22D15/02
Filed: 1999-12-30
Abstract: PURPOSE: Withdrawing structure of a mold is provided to prevent a transformation of a cylinder block material and to reduce a defective rate by easily withdrawing the mold. CONSTITUTION: An upper mold is divided to a first upper mold(5), a second upper mold(7) and a both side upper mold(9). The first upper mold and the second upper mold are connected through an ejecting stopper(11). The ejecting stopper withdraws the second upper mold after withdrawing the first upper mold. Then, the both side upper mold is withdrawn. The ejecting stopper is vertically inserted in the first upper mold through a slide hole(13). A circular stopper(15) to be larger than the slide hole is formed in the upper part of the ejecting stopper. A bolt portion(7) to be combined with the second upper mold is formed in the lower part of the ejecting stopper.
Patent KR-20010065986-A (KR)
Title: Throttle valve
Inventor: KIM SEONG EUN
IPC: F02D9/02
Filed: 1999-12-31
Abstract: PURPOSE: A throttle valve is provided to precisely control the amount of air supplied to an engine by composing a throttle valve with a corrugated tube, to improve the output of an engine by reducing the resistance of intake air, to reduce production costs, and to enhance productivity. CONSTITUTION: A fixing pipe(2) is combined to one end of an intake port(1) communicated with an engine, and a corrugated tube(4) is connected to one end of the fixing pipe. On the outer face of the fixing pipe, an actuator(5) operated by the pedal effort of an accelerator is formed. A piston(6) is formed in the actuator. An additional connecting part(7) combined to the outer face of a movable pipe(3) formed at the end of the corrugated tube. When the piston lifts up and down at the actuator, the movable pipe interlocks and the length of the corrugated tube is varied. When an engine idles, the piston is restrained from moving forwardly. Then, a bore of the corrugated tube is minimized. If the RPM of the engine is increased, the piston moves forwardly and the length of the corrugated tube is extended. The bore of the corrugated tube is enlarged and the amount of the air passing through the corrugated tube increases so that the output of the engine is improved.
Patent KR-20010066664-A (KR)
Title: Manual transmission
Inventor: HAN TAE WON
IPC: F16H3/08
Filed: 1999-12-31
Abstract: PURPOSE: A manual transmission is provided to reduce the total length of the transmission and reduce gear noise by installing synchronizers at each shaft and reducing the number of input gears. CONSTITUTION: A manual transmission includes an input shaft(50) orderly mounting first, second, third, and fourth input gears(51,53,54,55), wherein the first, third, and fourth input gears are connected directly with the shaft, the second input gear is mounted to rotate relatively with the shaft, and a synchronizer(52) is installed between the first input gear and the second input gear; a middle shaft(60) orderly mounting first, second, third, and fourth middle gears(61,63,64,66) engaged with the first, second, third, and fourth input gears, wherein the second middle gear is connected directly with the shaft, the first, third, and fourth middle gears are mounted to rotate relatively with the shaft, synchronizer(62,65) are respectively installed between the first middle gear and the second middle gear, and between the third gear and the fourth gear; and an output shaft(70) orderly mounting an output gear(71) transmitting speed-changed power, a backward gear(72) engaged with the first middle gear, and second, third, the fourth following gears(74,75,77) engaged with the second, third, and the fourth input gears, wherein the output gear and the second following gears are connected directly with the shaft, the backward gear and the third and fourth gears are mounted to rotate relatively with the shaft, and synchronizers(73,76) are respectively installed between the backward gear and the second following gear, and between the third following gear and the fourth following gear.
Patent KR-20000029769-A (KR)
Inventor: LU PINGHUNG
IPC: G03F7/32
Filed: 1997-08-06
Abstract: PURPOSE: A positive photoresist composition containing a 2,4 dinitro-1-naphthol is provided to reduce the line width variation of the resist pattern on a reflective substrate without significantly reducing the lithographic performance of the light sensitive composition. CONSTITUTION: The positive photoresist composition can reduce the line width variation caused to the variation of photoresist film thick. variation of the resist pattern on a reflective substrate without significantly reducing the lithographic performance of the light sensitive composition.
Patent KR-20000068094-A (KR)
Title: 컨베이어 벨트용 물품 전송 조립체
IPC: B65G47/66
Filed: 1998-06-09
Abstract: 조립식 물품 전송 조립체(20)는 컨베이어 시스템에서 이동 벨트의 운반면으로부터 떼어낸 물품(68)을 받기 위한 것이다. 상기 물품 전송 조립체는 제1 부품으로써 지지프레임(39)에 눕혀진 상태로 지지된 베이스부(28)를 가지는 전송날 부재(24)와 스프로켓(64) 주변을 통과함에 의해 그 운반면에 인접하도록 베이스부로부터 연장하는 벨트-인접부(32)를 포함한다. 상기 벨트-인접부(32)는 예로써 핑거(34)들 또는 경사진 직선날을 가질 수 있다. 상기 전송날 부재(26)는 제2 부품인 전송 플레이트 부재와 결합되고, 이는 상기 전송날 부재의 베이스부에 겹쳐 결합하는 요홈부(40)와, 상기 전송날 부재의 상부면(38)에 연속되고 동일한 평면상에 있는 평활한 상부 물품-전송 플레이트(42)를 가짐으로써, 물품이 전송되어지는 것을 따라 벨트의 운반면이 연장되도록 형성된다. 바람직한 실시예로써, 전송날 부재용인 내구성 재료와 전송 플레이트 부재용인 저-마찰 재료와 같이 상기 두 부품은 각각 다른 재료로 이루어질 수 있다. 조립식 전송 조립체의 특성을 다른 운전 요구에 적합하도록 하기 위해 다른 재료의 조합이 사용될 수 있다.
Patent KR-20000068356-A (KR)
Title: 밴드 링크의 연결 구조
IPC: A44C5/10
Filed: 1998-06-25
Abstract: 본 발명에 따른 링크는 금속판을 절곡함으로써 제조되고, 복수 개의 환형부(13, 14, 15)와, 이 환형부 사이의 연결부(12)를 포함한다.  환형 연결 링크(3)는 연결부가 관통하는 갭을 구비하여 상기 연결부와 결합한다.  베이스(41), 연결 아암(43) 및 단부를 구비하는 연결 부재(4)는 링크와 연결 링크 사이에 삽이되어 연결 링크와 연결 아암이 마련된 링크를 연결한다.  스톱 수단(17, 42)은 링크내에 연결 부재를 유지 및 정지하기 위해 구비된다.  개구는 일단에서 환형부중 하나로부터 연결 부재의 외단부를 노출하기 위해 구비되어 공구(5)가 상기 연결 부재를 밀도록 한다.
Patent KR-20000036180-A (KR)
Title: Liquid source formation of thin films using hexamethyl-disilazane
Inventor: DERBENWICK GARY F
IPC: H01L21/314
Filed: 1997-08-18
Abstract: PURPOSE: A liquid source formation of thin films using hexamethyl-disilazane is provided to produce thin films which have suitable thickness and quality. CONSTITUTION: A precursor liquid comprising several metal 2-ethylhexanoates, such asstrontium, tantalum and bismuth 2-ethylhexanoates, in a xylenes/methyl ethyl ketone solvent is prepared, a substrate (5, 858) is placed within a vacuum deposition chamber (2), a small amount of hexamethyl-disilazane is added to the precursor liquid, is misted, and the mist is flowed into the deposition chamber to deposit a layer of the precursor liquid on the substrate. The liquid is dried, baked, and annealed to form a thin film (506, 860) of a layered super lattice material, such as strontium bismuth tantalate, on the substrate. Then an integrated circuit (600, 850) is completed to include at least a portion of the layered super lattice material film in a component (604, 872) of the integrated circuit
Patent KR-20000068719-A (KR)
Title: 디스크 카트리지 및 어댑터
IPC: G11B23/03
Filed: 1998-12-15
Abstract: 본 발명의 디스크 카트리지는 디스크 수납부를 구비한 케이스 본체(101)와 디스크(10)를 면 내측 방향으로 잡는 한 쌍의 디스크 유지부재(202)를 구비하는 개폐덮개(201)를 갖는다. 수납된 디스크(10)는, 개폐덮개(201)와 함께, 큰 크기의 디스크 카트리지와 호환성을 갖는 어댑터의 내부에 장착된다. 이에 의해, 디스크(10)를 어댑터를 매개하여 큰 크기의 디스크 카트리지용 드라이브 장치에서 재생 등을 행하는 것이 가능하다. 게다가, 일련의 조작을 디스크에 직접 손을 대지 않고 행할 수 있다.
Patent KR-20000052776-A (KR)
Title: Gas-phase oxidization process and process for the preparation of phthalic anhydride
Inventor: HARA TADANORI
IPC: B01J23/22
Filed: 1997-10-22
Abstract: PURPOSE: Provided is a process for the vapor-phase oxidation of hydrocarbons such as naphthalene, xylene, benzene, toluene, durene, butene, anthracene, indene and their derivatives. CONSTITUTION: A vapor-phase oxidation of hydrocarbons by passing a gaseous mixture comprising of a molecular oxygen-containing gas and hydrocarbons which may contain substituents to a fixed bed of catalyst and provides a process for vapor-phase oxidation to be effected by passing a gaseous mixture of raw materials to a fixed bed of catalyst in which the void ratio of the catalyst layers increases by stages in one step or more from upstream downward in the flow of the gaseous mixture of raw materials. For example, the process can oxidize in vapor phase such hydrocarbons as naphthalene, xylene, benzene, toluene, durene, butene, acenaphthene, anthracene, indene and their derivatives in high yields with high productivity. Moreover, the process can prepare phthalic anhydride in high yields with high productivity by the vapor-phase oxidation of naphthalene or ortho-xylene.
Patent KR-20000069579-A (KR)
Title: 건식 적층 섬유상 구조체 및 일회용 흡수성 제품
IPC: A61L15/60
Filed: 1997-12-15
Abstract: 본 발명은 수성 유체를 흡수하기 위한 및/또는 악취를 억제하기 위한 건식 적층 섬유상 구조체(40)에 관한 것이다.  섬유상 구조체(40)는 건식 적층 섬유상 웨브(22) 및 상기 웨브내에 분포된 미립자 물질을 포함하며, 그 내에 미세하게 분리된 형태(48)인 열가소성 중합체 물질에 의해 결합되며, 특히 상기 섬유상 구조체(40)는 일회용 흡수성 제품으로 사용하기 적합하다.
Patent KR-20000076369-A (KR)
Title: Method for producing a honeycomb core in thermofusible material, and device for implementing same
IPC: B29C48/11
Filed: 1998-03-18
Abstract: This process consists:in continuously extruding, with the aid of a multislot die, parallel sheets (31) of thermally fusible material inside a cooling chamber (4), with the creation of a seal between the longitudinal edges of the sheets and the walls of the chamber; andin creating, in this chamber and from the end located on the die side, successively in the various compartments located on both sides of each sheet (31), successively a vacuum and the delivery of a coolant, the two compartments located on the two sides of the same sheet being, in the case of one of them, subjected to a vacuum and, in the case of the other, subjected to the delivery of a coolant, and conversely during the following phase, so as to deform the sheets and weld them in pairs with the formation of cells (36).
Patent KR-20010014291-A (KR)
Title: 차량 운전실용 틸트 장치
IPC: E02F9/12
Filed: 1998-06-29
Abstract: 회전 가능 조인트를 중심으로 차량의 섀시에 대하여 회전 가능한 차량의 운전실용 틸트 장치에 있어서, 상기 회전 가능 조인트는 수평면상에서 차량의 길이 방향 및 횡단 방향 축을 중심으로 틸트될 수 있는 장착부에 연결되는 것을 특징으로 하는 차량의 운전실용 틸트 장치가 제공된다.
Patent KR-20010073646-A (KR)
Title: Method for eliminating polysilicon stringer and method for forming a storage node of a capacitor in semiconductor device with the eliminating method
Inventor: YOO MYEONG JONG
IPC: H01L27/108
Filed: 2000-01-19
Abstract: PURPOSE: A method for removing a polysilicon stringer and a method for forming a storage electrode of a capacitor of a semiconductor device using the same are provided to maintain an excellent uniformity of a pattern of a polysilicon layer and at the same time eliminate a polysilicon stringer. CONSTITUTION: A dielectric pattern(26) is formed on a semiconductor substrate(25). A polysilicon layer(27) is formed on the semiconductor substrate(25) by using polysilicon. The polysilicon layer is etched to form a polysilicon layer pattern(27a). An etching gas has an etching ratio of the polysilicon layer pattern(27a) and the dielectric pattern(26) within a range of 4.0 to 6.5: 1. The etching gas is used for the etching process. A polysilicon stringer(28) which is generated when the polysilicon layer pattern is formed is removed. The polysilicon stringer applies a power of 500 to 1,100W under a temperature of 30 to 50 degrees C. and at a pressure of 400 to 1,000mTorr. The etching gas includes He which has a flow rate of 400 to 600sccm, O2 which has a flow rate of 10 to 30sccm and NF3 which has a flow rate of 10 to 15sccm.
Patent KR-20000057808-A (KR)
Title: Semiconductor memory device
Inventor: ISIDA MINORU
IPC: H01L27/11
Filed: 2000-01-26
Abstract: PURPOSE: A semiconductor memory device is provided to reduce a cell area by making a channel width of a driving transistor wider than that of a load transistor. CONSTITUTION: A semiconductor memory device comprises a plurality of memory cells including a pair of driving transistors having a first conductivity, a pair of load transistors having a second conductivity, and a pair of word transistors having the first conductivity, in which a channel width of the driving transistor is wider than that of the load transistor.
Patent KR-20010077061-A (KR)
Title: Movable air-cooling type refrigerating·freezing·ice making apparatus
Inventor: KIM TAE SU
IPC: F25C1/00
Filed: 2000-01-31
Abstract: PURPOSE: An apparatus is provided to obtain ice with a low cost regardless of the installation space, while allowing ice transportation to be easily performed through portable cart racks where a plurality of ice making trays are mounted. CONSTITUTION: An apparatus comprises a container box(30) having a door(35), and a partition(31) for dividing an ice making chamber(33) and a system installation chamber(32); a refrigerating, freezing and ice making system constituted by a compressor(1), a condenser(3), an expansion valve(16), an evaporator(8) and a controller(27), and which performs refrigerating, freezing or ice making function in accordance with a user selection; a bottom space ensuring member(34) installed to have a predetermined height from the bottom surface of the ice making chamber of the container box, and which allows cooling air to smoothly flow through lower portions of a plurality of portable cart racks(28); cart racks having a plurality of receipt trays(282) for receiving ice making trays(29) stacked into layers between panels(281) with wheels(283), wherein cart racks are arranged to be movable in the ice making chamber; and ice making trays for making ice upon supply of water and operation of the refrigerating, freezing and ice making system.
Patent KR-20010077639-A (KR)
Title: Srent graft and stent insertion apparatus
Inventor: KANG SEONG GWON
IPC: A61F2/07
Filed: 2000-02-07
Abstract: PURPOSE: An artificial blood vessel stent and a stent inserting device are provided to install the artificial blood vessel stent in the blood vessel easily by making the diameter of the stent inserting device to minimum and to maintain the form of the artificial blood vessel stent without an extra supporter. CONSTITUTION: The artificial blood vessel stent(1) and the stent inserting device include an artificial blood vessel body(3), the first stent member(5), the second stent member(7), the first connecting member(9) and the second connecting member(11). The artificial blood vessel body(3) is inserted into the inside of the blood vessel and prevents that the pressure of the blood vessel inside is applied to a weak blood vessel wall. The first stent member(5) supports the artificial blood vessel body(3). The artificial blood vessel stent(1) is installed between the artificial blood vessel body(3) and the first stent member(5) with maintaining the regular length(ex.3-6mm) by the first connecting member(9). The first stent member(5) is formed as the thickness under 0.3mm. The artificial blood vessel stent(1) is installed between the artificial blood vessel body(3) and the second stent member(7) with maintaining the regular length(ex.3-6mm) by the second connecting member(11).
Patent KR-20010083536-A (KR)
Title: Method for payment of credit- card through mobile phone
Inventor: BAE SEONG CHAE
IPC: H04W4/24
Filed: 2000-02-16
Abstract: PURPOSE: A method for electronic settlement of credit card using a cellular phone is provided to prevent problems or troubles caused by a loss or a robbery of a credit card by obtaining a dual approval for the settlement. CONSTITUTION: A credit authorization terminal connected with a central office or a base station of a cellular phone inputs acknowledged data of a card number and a phone number of a credit card holder(100). The central office or the base station transfers the acknowledged data to a server of a settlement system of the affected credit card company or a bank(200). The server inquiries credit and finance information of the credit card holder for deciding on the approval and transfers the decision to a telecommunication system of the central office or the base station(300-400). The telecommunication system telephones to the cellular phone of a user for guiding the user to input a secret number and settlement money in a voice for receiving the user's approval(500). If receiving the user's approval, a settlement routine of the server of the settlement system transfers the amount of money used by the user from a user account to a settlement account of a card member company(600). A detailed statement is printed at the credit authorization terminal via the central office or the base station to be transmitted to the user(700).
Patent KR-20010082901-A (KR)
Title: Method for fabricating isolation film in semiconductor device
Inventor: SUNG NAK GYUN
IPC: H01L21/76
Filed: 2000-02-22
Abstract: PURPOSE: A method of forming an isolation layer is to mitigate etching damage to an upper corner of a trench and a side surface thereof, and to improve junction leakage properties. CONSTITUTION: An initial oxide(32) is deposited on a semiconductor substrate(31) having a field region and an active region formed therein, and then a nitride layer(33) is deposited thereon. The nitride layer and the initial oxide are sequentially and anisotropically etched using a patterned photoresist as a mask to expose the field region. A sidewall insulating layer(35) is formed on each side of the nitride layer and the initial oxide. The substrate is then etched using the initial oxide, the nitride layer and the sidewall insulating layer as a mask to form a trench in the substrate. Oxygen ions are then implanted into the side surface of the trench, followed by performing a light oxidation process. An insulating layer(36) is deposited to bury the trench, followed by performing a CMP(Chemical Mechanical Polishing) process to planarize a surface thereof until the nitride layer is exposed. The nitride layer, the sidewall insulating layer, the initial oxide and a portion of the insulating layer are removed to form a trench isolation layer.
Patent KR-20010084760-A (KR)
Title: Wastewater treatment method using settling tank
Inventor: HUR JOON MOO
IPC: C02F3/30
Filed: 2000-02-29
Abstract: PURPOSE: Provided is an advanced wastewater treatment system with an inner clarifier. The system can treat continuously nitrogen by post-denitrification process (a nitrification zone-an anoxic zone) and by using DPB in the anoxic zone. Post-aeration in an aerobic zone prevents maximally phosphorous from releasing in the lower part of a clarifier by anoxic or anaerobic condition and sludge from rising in a second clarifier. CONSTITUTION: The advanced wastewater treatment system consists of an anaerobic tank (100), a clarifier (110), a nitrification tank (120), an anoxic tank (130), an oxic tank (140) and a second clarifier (150). The system is additionally equipped with an acid-generation tank to transform food wastes, wastewater from a septic tank, a first sludge and surplus sludge into volatile organic acid, supplied for the anoxic tank (130), by acid fermentation microorganisms. The nitrification tank (120) is packed with media.
Patent KR-20010087548-A (KR)
Title: Program Debugging Method using Assert Function in Switching System
Inventor: JU HYO CHEOL
IPC: H04Q3/545
Filed: 2000-03-07
Abstract: PURPOSE: A program debugging method using an assert function of a switch is provided to stabilize a program by providing a debugging tool to a user for correcting an error to be proper for the program. CONSTITUTION: If an operator inputs a name of a debugging processor and a corresponding instruction using a function(ASERT_FUN) for processing the instruction of the operator(S301). A processor of a switch extracts corresponding information stored in a memory(S302). The processor searches a symbol table of a file stored in a hard disk of the switch and grasps a function name of an address to corresponding information(S303). The processes arranges information extracted from the memory and the function name searched from the disk(S304) to output arranged information and function name. The operator performs the debugging(S305).
Patent KR-20000030731-A (KR)
Inventor: KIM YONG SIK
IPC: B01D35/30
Filed: 2000-03-14
Abstract: PURPOSE: A filter apparatus for cleaning air is provided to remove the periodical cleaning work of the filter since the filter is provided in the shape of a roll and to conveniently replace already used filter with a new one without disassembling the frame. CONSTITUTION: A filter apparatus for cleaning air includes a housing(10) to be fixed on a vehicle or sealing of a building, a filter part(20) to be accommodated in the housing and having a first rotation reel(21) wound with unused filter(25a) in the shape of roll, a first fixing rib(21a) having an elastic element for supporting the first rotation reel, a second rotation reel(22) wound with used filter(25b) to be stored, a second fixing rib(21b) having an elastic element for supporting the second rotation reel, and a driving motor(24) for transferring power to the second rotation reel via a driven shaft(23), and a frame part(30) coupled to an end of the housing by a hinge(11) and having a locking element(31) to be coupled with a coupling element(13) of the housing, wherein as an air cleaner is energized, the unused filter is drawn from the first rotation reel through a guide roller to the second roller to be stored thereon.
Patent KR-20010091811-A (KR)
Inventor: BAE SUNG HWAN
IPC: A45C11/00
Filed: 2000-03-18
Abstract: PURPOSE: A bowling bag is provided to facilitate the stable receipt of a bowling ball, to ensure the receipt of other bowling goods including a pair of bowling shoes, and to improve the movable property thereof. CONSTITUTION: The bowling bag consists of a case body(10), a round surface member(14), and a fabric bag. The case body of one piece type formed by using an injection molding method has an opened upper end, and is integrated with a semi-arc shaped base member on the bottom plane thereof for facilitating the fixing of a bowling ball. Several round surface members integrally installed in the case body are also used to support the bowling ball by using the round surface thereof. The openable fabric bag is coupled to the upper part of the case body for receiving the bowling ball.