baber/WOPTO huggingface dataset:
Patent KR-20030021426-A (KR)
Title: Reproducing method of the slag of sintered welding flux
Inventor: ISHIKAWA HIDEFUMI
IPC: B23K35/00
Filed: 2001-09-06
Abstract: PURPOSE: A reproducing method for sinter welding flux slag is provided to resist large current in welding, to discharge gas conveniently by ventilating actively without compressing beads in solidifying, to improve the appearance of the bead, and to improve working efficiency by recovering the sinter flux slag after submerged arc welding. CONSTITUTION: Cokes of 2-3 wt% are mixed to sinter flux slag after submerged arc welding and dissolved. Carbon monoxide or carbon dioxide among dissolved sinter flux slag is solidified, and metal powder among dissolved sinter flux slag is eliminated by sinking. Dissolved flux slag is granulated and foamed, and dried after granulating. The granulated flux slag is crushed, and adjusted within the range of specific grain diameter. Remaining metal powder is eliminated by magnetizing the flux slag. Crushed flux slag having the diameter less than 0.1 mm is mixed to the sinter flux slag and dissolved, and flux slag having the diameter over 2mm is crushed. The flux slag is reproduced for resisting large current in welding, discharging gas conveniently without pressing beads in solidifying and improving the appearance of the bead.
Patent KR-20030023342-A (KR)
Title: mehtod for fabricating capacitor
Inventor: AHN BYEONG GWON
IPC: H01L27/108
Filed: 2001-09-13
Abstract: PURPOSE: A method for forming a capacitor is provided to be capable of improving capacitance and reducing a leakage current of the capacitor. CONSTITUTION: The first insulating layer(204) having the first opening(206) is formed on a substrate(200). A conductive plug is filled into the first opening(206). The second insulating layer having the second opening is formed on the first insulating layer(204) to expose the conductive plug. A conductive layer is filled in the second opening by continuously performing a PECVD(Plasma Enhanced CVD) and LPCVD(Low Pressure CVD) process. The second insulating layer is exposed by etch-back of the conductive layer. A storage node electrode(226) is formed by removing the second insulating layer. A dielectric film(228) and a plate electrode(230) are sequentially formed on the storage node electrode.
Patent KR-20030022647-A (KR)
Title: Antibaxterial Giue madc of silver and jade powcr
Inventor: CHOI MYUNG BU
IPC: C09J103/00
Filed: 2001-09-11
Abstract: PURPOSE: Provided is a method for producing a functional paste by using silver and jade, which enables the jade to be maximally used for residential space in inexpensive and convenient manner. CONSTITUTION: The method for producing a paste comprises the steps of (i) dissolving 200 g of flour and 100 g of starch in 2000 ml of water, (ii) adding 100 ml of silver colloid solution(silver solids 5%) to the mixture solution, and then (iii) mixing 200 g of jade powder having 500 mesh into the mixture solution with stirring, and gradually heating the solution with heat of 100 deg.C for 10 minutes to form a functional paste.
Patent KR-20030024131-A (KR)
Inventor: CHOI TAE YOUNG
IPC: F25B30/00
Filed: 2001-09-17
Abstract: PURPOSE: A refrigerator/heat pump system is provided to carry out the heat exchange with atmospheric air by an additionally provided outer heat exchanger instead of an evaporator and recover latent heat by a condenser, thereby improving the entire performance. CONSTITUTION: A refrigerator/heat pump system includes a compressor(100) for compressing refrigerant into high temperature and high pressure, a condenser(110) for condensing the refrigerant of high temperature and high pressure and carrying out heat exchange with the outside, an inner heat exchanger(120) for recovering latent heat included in the refrigerant in the liquid state via the condenser, an expansion valve(130) for expanding the refrigerant into low pressure, a combined evaporator and inner heat exchanger(140) for evaporating the refrigerant of low pressure and carrying out internal heat exchange with the refrigerant passing through an outer heat exchanger, and the outer heat exchanger(150) for carrying out the heat exchange with the refrigerant of low temperature and low pressure with the atmospheric air.
Patent KR-20030025504-A (KR)
Title: Apparatus and method for managing personal information using voice data
Inventor: JUN BYEONG UK
IPC: G06F15/02
Filed: 2001-09-21
Abstract: PURPOSE: A device and method for managing personal information using voice data is provided to manage personal information effectively by replacing all text information of individuals being used in a PDA(Personal Digital Assistants) and a mobile phone into voice data. CONSTITUTION: An application program unit(100) executes an application program such as a schedule management(Data Book), an address book, and a note pad. If the application program is executed, a database(200) stores input/output processed text data and voice data. A voice recorder module(300) temporarily stores the text data and voice data being transmitted in the database(200). The application program unit(100) includes a GUI(Graphic User Interface) function for displaying corresponding text data of each stored application program and reproducing voice data recorded by a user. The database(200) includes a text database(210) for storing text formatted input/output data and a voice database(220) for storing voice data.
Patent KR-20030029708-A (KR)
Title: Clutch and Brake apparatus of automatic transmission
Inventor: PARK SEONG U
IPC: F16D25/06
Filed: 2001-10-08
Abstract: PURPOSE: An oil-hydraulic pressure operation frictional device for an automatic transmission is provided to prevent pressure from releasing even if an oil pump is not driven continuously to form continually the pressure to a clutch or a brake. CONSTITUTION: A frictional device for an oil-hydraulic pressure of an automatic transmission is composed of a clutch disc(6) connected to an input axis(2) of the transmission to rotate thereof, a clutch plate(8) rubbed with the clutch disc and delivering a rotary force of the input axis, a first piston(12) rubbing the clutch disc with the clutch plate in supplying oil-hydraulic pressure, a first return spring(14) returning the first piston in releasing the oil-hydraulic pressure, and a first one touch locking device(20) dissolving the constraint of the first piston if the return of the first piston is constrained in releasing the pressure and the pressure more than predetermined is supplied again.
Patent KR-20030030205-A (KR)
Title: A method for diagnosing fail of an air-flow sensor of an engine
Inventor: LEE SE YONG
IPC: F02D45/00
Filed: 2001-10-09
Abstract: PURPOSE: A failure diagnosing method is provided to allow for ease of application of the method to a wide variety of engines, while achieving improved accuracy of judgement on failure. CONSTITUTION: A failure diagnosing method comprises a first step(S210,S220) of detecting the throttle valve opening degree lower than a preset opening degree; a second step(S230) of detecting atmospheric pressure and pressure difference before and after passage of the throttle valve; a third step(S235) of detecting an air intake rate from an intake air detection sensor; a fourth step(S240) of calculating a theoretical air intake rate on the basis of the throttle valve opening degree detected in the first step and atmospheric pressure and pressure difference detected in the second step; and a fifth step(S250 to S280) of judging failure of the intake air detection sensor in accordance with the air intake rate detected in the third step and the air intake rate calculated in the fourth step; and a sixth step(S290) of transmitting a failure signal if it is judged as a failure in the fifth step.
Patent KR-20030030216-A (KR)
Title: System of entrance and exit administration of room in hotel and motel
Inventor: SHIN CHANG YOON
IPC: G07C9/00
Filed: 2001-10-09
Abstract: PURPOSE: A system for managing room entrance is provided to understand the entrance status of a guest and the sales status of a room by integrating the door opening/closing information and the entrance time of the room through a management computer. CONSTITUTION: A room control unit(30) controls the opening/closing operation of an electronic door device(31) of each room, and modifies the information stored in the electronic door device(31) according to the control information from the management computer(10) through the central control device(20). The central control device(20) transmits the information of the room control unit(30) to the management computer(10) by communicating with each room control unit(30) in real time and transmits the control information of the management computer(10) to the electronic door device(31) through each room control unit(30). The management computer(10) senses the entrance status of the guest by storing the door opening/closing information and the opening/closing time of the entrance received from the central control device(20) in a database(11), generates the control information by a room management program, and modifies or deletes the information stored in the electronic door device(31).
Patent KR-20030032090-A (KR)
Inventor: CHO SEONG JAE
IPC: H03F3/20
Filed: 2001-10-09
Abstract: PURPOSE: A high efficiency power amplifier is provided, which makes a power supply voltage by switching a battery power supply voltage with a PWM(Pulse Width Modulation) pulse according to an output power of a high frequency signal and then by filtering it with a low pass filter. CONSTITUTION: The high efficiency power amplifier comprises a coupler(100) detecting an input signal, and an envelope detector(200), and a DC amplifier(300) amplifying a detected DC voltage, and a PWM(Pulse Width Modulation) modulation part(400) performing a PWM modulation according to the amplified DC voltage, and a switching power supply part(500) turning on/off a power supply according to the PWM signal and performing a low pass filtering. The PWM signal is generated in a CPU directly and then is applied to the switching power supply part, and therefore the power of the amplifier and a bias voltage are varied below a battery voltage according to the amplitude of an input signal.
Patent KR-20030030553-A (KR)
Inventor: BAEK MI RA
IPC: F24V30/00
Filed: 2001-10-11
Abstract: PURPOSE: A cogeneration system for a fuel cell is provided to achieve improved efficiency of system and reduce energy consumption and costs, while preventing environmental contamination. CONSTITUTION: A cogeneration system comprises a coolant storage tank(3) for storing coolant which is heated by the waste heat generated from a fuel cell generation system(1); a heat exchanger(8) for heat exchange between the water or the coolant stored in the coolant storage tank and the working fluid heated by a combustion unit(9), and pre-heating of the working fluid; the combustion unit for heating the working fluid during heating or hot water supplying operation; and pumps(14,15) for circulating coolant and working fluid. An open/shut valve(4) for opening/shutting flow of the coolant is interposed between the coolant storage tank and the heat exchanger. A switch valve(10) permits the working fluid heated by the combustion unit to selectively flow along a hot water supply line(12) or a heating line(13).
Patent KR-20030032295-A (KR)
Title: Method of forming capacitor of memory device
Inventor: CHAE GWANG GI
IPC: H01L21/8242
Filed: 2001-10-17
Abstract: PURPOSE: A method for fabricating a capacitor of a semiconductor device is provided to easily perform an etch process for forming a storage node hole and open the storage node hole by decreasing the thickness of a sacrificial oxide layer for forming the capacitor. CONSTITUTION: The sacrificial oxide layer(215) is formed on a substrate(200). The sacrificial oxide layer is selectively etched to form a hole. A nitride layer spacer is formed on the sidewall of the hole. An isotropic etch process is performed on the front surface of the substrate including the nitride layer spacer to form a nitride layer spacer pattern of a roughness type. A polysilicon lower electrode conductive layer is deposited on the front surface of the substrate including the nitride layer spacer to form a lower electrode pattern. A dielectric layer and an upper electrode conductive layer are deposited on the front surface of the substrate including the lower electrode pattern and patterned to form the capacitor.
Patent KR-20020033434-A (KR)
Inventor: KATO SHUHEI
IPC: A63F13/95
Filed: 2001-10-18
Abstract: PURPOSE: To prevent data in an internal memory from being destroyed when a high speed processor becomes out of control by pulling out a memory cartridge. CONSTITUTION: The high speed processor 12 processes a game program stored in the memory cartridge. A power supply control routine is carried out at this time, and capacitors C4 and C5 included in a charge pump circuit 24c repeat charging and discharging. When abnormality takes place in the processor 12 and the power supply control routine is not appropriately conducted any more, potential difference Vc increases between one end of a resistor R10 and a reference potential surface. When the potential difference Vc surpasses a threshold, a power supply on/off control circuit 24b stops the feeding of a stabilization voltage to turn off the entire system including the processor 12.
Patent KR-20030032585-A (KR)
Title: Mobile-phone using lock system and method thereof
Inventor: JANG HYEON SEOK
IPC: H04B7/00
Filed: 2001-10-18
Abstract: PURPOSE: A locking apparatus using a mobile communication terminal and a method therefor are provided to allow a user to well secure a house from an intruder by remotely locking or unlocking a locking unit of a door by using a mobile communication terminal and changing an electronic code key used for unlocking any time as necessary not to easily expose the code key to others. CONSTITUTION: In order to change a mobile communication terminal to a locking mode, a user inputs a locking key through a key input unit(S100). In order for a locking unit to perform a locking operation, the user inputs a locking operation key of the key input unit according to a menu(S110) or inputs a re-booting key for resetting the locking unit(S120). In order to open the locking unit, the user inputs a locking release key of the key input unit according to the menu(S130). Then, the locking mode is changed to a locking release mode. In this state, the user inputs a locking unit operation stop key(S140) or inputs a key for transmitting code key data(S150). Then, the locking unit performs a locking release operation(S180). If the user inputs a key for transmitting the code key data(S150), the mobile communication terminal transmits the code key data to the locking unit through the first Bluetooth module(S160). Then, the locking unit compares the code keys(S170). If the code keys are identical to each other, the locking unit performs a locking release operation(S180).
Patent KR-20030016140-A (KR)
Title: Coating film transfer tool
Inventor: KOBAYASHI KENJI
IPC: B65H16/06
Filed: 2001-10-26
Abstract: PURPOSE: To provide a coating film transferer, with which replacing work for a transfer tape can be easily performed. CONSTITUTION: In a main body container 7 formed by separably integrating a main body container part 4 and a container cover part 5, the boss shaft 14 of a feed gear 12 is urgently and externally inserted to an inner cylinder of an intermediate connecting member 22 having a double-cylinder-like part of the inner cylinder 17 and an outer cylinder 18 so as to engage the intermediate connecting member 22 with a fulcrum shaft 25 provided in the inner surface of the main body container part 4 in order to rotatably support the member 22 with the shaft 25 and, in addition, a feed reel 8 is made to externally insertingly engage with the outer cylinder 18, while fulcrum shafts 28 and 33, each rotatably support the feed reel 8 and a take-up reel 9 and, at the same time, engage both the reels with each other are provided on the inner surface of the container cover part 5 in order to assemble the main body container part 4 and the container cover part 5 into the coating film transferer 1.
Patent KR-20030035440-A (KR)
Title: By-pass Device for Sub-Station Bus
Inventor: WON JONG SU
IPC: H02G1/02
Filed: 2001-10-31
Abstract: PURPOSE: A live-wire bypass device for substation bus is provided to prevent an over-melting phenomenon of the bus by reducing contact resistance of each connection point of the substation bus. CONSTITUTION: A clamp portion(1) of a bus aluminium pipe side includes a bolt(8) having a hook(7), a connection terminal connected to a lead line, and a hook(11). The hook(7) is used for tightening a circular tightening portion including plural semicircular tightening portions(6a,6b). A clamp portion(2) of a branched wire side includes a wire insertion hole(12), a tightening bolt(13), a lead line connection terminal, and a hook(15). An aluminium bus is inserted into the wire insertion hole(12). A connection lead portion(3) is formed with the lead line connected between both terminals having connection holes.
Patent KR-20030037533-A (KR)
Title: 3,6-dialkyloxypyromellitic dianhydrides, its preparation method, and polyimides prepared from the same
Inventor: JUNG JIN CHEOL
IPC: C07D493/04
Filed: 2001-11-06
Abstract: PURPOSE: 3,6-dialkyloxypyromellitic dianhydrides, a preparation process thereof and polyimides produced therefrom are provided. The 3,6-dialkyloxypyromellitic dianhydrides are useful as a monomer for synthesis of polymers and polyimides having improved solubility in organic solvent. CONSTITUTION: 3,6-dialkyloxypyromellitic dianhydrides are represented by formula(1), wherein R is independently alkyl having 2 to 24 carbon numbers. Their preparing process comprises the steps of: (a) dissolving N,N'-bis(4-butylphenyl)-3,6-dihydroxypyromellitic diimide and alcohol(ROH) in an organic solvent, and Mitsunobu-reacting them under argon condition to prepare N,N'-bis(4-butylphenyl)-3,6-dialkyloxypyromellite diimide of formula(4); (b) hydrolysis of N,N'-bis(4-butylphenyl)-3,6-dialkyloxypyromellitic diimide of formula(5) to prepare 3,6-dialkyloxypyromellitic acid of formula(6); and (c) cyclodehydration of 3,6-dialkyloxypyromellitic acid of formula(6).
Patent KR-20030037660-A (KR)
Title: Method for controlling a cylinder deactivation of electro mechanical valve system in vehicle
Inventor: HAN SEUNG GUK
IPC: F02D13/06
Filed: 2001-11-07
Abstract: PURPOSE: A method is provided to increase of output by minimizing fluctuation of engine torque immediately after the cylinder deactivation and rapidly converting into the four-cylinder operation area at the time of escaping the cylinder deactivation area. CONSTITUTION: A method comprises the first step(S10) of judging whether the engine has entered the cylinder deactivation area by the signals output from the crank position sensor and air sensor; the second step(S20) of checking the cylinder in the exhaust stage, if the engine has entered the cylinder deactivation area; the third step(S30) of calculating the first intake-air increase/decrease rate, if the cylinder in the exhaust stage is checked; the fourth step(S40) of increasing the intake-air in accordance with the first intake-air increase/decrease rate when the cylinder in the exhaust stage is in an intake stage, and decreasing the intake-air in accordance with the first intake-air increase/decrease rate in the subsequent intake stage; the fifth step(S50) of judging whether the first intake-air increase/decrease rate is smaller than zero; the sixth step(S60) of deactivating two cylinders if the first intake-air increase/decrease is smaller, and judging whether the cylinders have escaped from the deactivation area; the seventh step(S70) checking the cylinder in the exhaust stage if two cylinders have escaped; the eighth step(S80) of calculating the second intake-air increase/decrease rate; the ninth step(S90) of decreasing the intake-air in accordance with the second intake-air increase/decrease rate when the cylinder in the exhaust stage is in an intake stage, and increasing the intake-air in accordance with the second intake-air increase/decrease rate in the subsequent intake stage; and the tenth step(S100) of returning to the first step if the second intake-air increase/decrease is smaller than zero.
Patent KR-20030043235-A (KR)
Title: Cleaning method and cleaning apparatus for performing the same
Inventor: KIM GYEONG HYEON
IPC: B08B3/12
Filed: 2001-11-27
Abstract: PURPOSE: A cleaning method and a cleaning apparatus for carrying out the same are provided to be capable of preventing a cleaning solution from being supplied to the center portion of a semiconductor substrate and effectively removing foreign substance of the edge, side and back portion of the semiconductor substrate. CONSTITUTION: A semiconductor substrate is revolved after loading the semiconductor substrate in a cleaning apparatus(S100). The first cleaning solution is supplied to the edge portion of the semiconductor substrate while supplying the second cleaning solution to the back portion of the semiconductor substrate for cleaning the edge, side and back portion of the semiconductor substrate(S200). Ultrasonic wave is supplied to the first and second cleaning solution for increasing cleaning efficiency(S300). Preferably, the first and second nitrogen gas are used for preventing the first cleaning solution from being supplied to the center portion of the semiconductor substrate.
Patent KR-20030046652-A (KR)
Title: Fly back transformer with improved connection arrangement of focus unit input terminal
Inventor: RYU HO YEONG
IPC: H01F38/42
Filed: 2001-12-06
Abstract: PURPOSE: A flyback transformer is provided to miniaturize sizes of a focus unit and the flyback transformer by forming a bent portion at a flyback transformer case and connecting a focus input voltage to a projected long-pin using a wire. CONSTITUTION: A focus unit(2) comprises a wire(3) drawn from an input voltage terminal of a printed circuit board into one side of a back surface. A high-voltage bobbin(21) comprises a coil wound to generate a high voltage and a pin terminal part. A long-pin(13) is formed at one side of the pin terminal part of the high-voltage bobbin and is extended toward the focus unit. A case comprises a penetration groove for passing the long-pin and an isolation film(11) where a wire fixing groove is formed adjacent to the penetration groove. The high-voltage bobbin is inserted in the case. The focus unit is attached and coupled at the case, and the wire of the focus unit is connected through the wire fixing groove and the long-pin.
Patent KR-20030048944-A (KR)
Title: Ziegler-natta catalyst for narrow to broad mwd of polyolefins, method of making, method of using, and polyolefins made therewith
Inventor: GRAY STEVEN D
IPC: C08F4/654
Filed: 2001-12-13
Abstract: PURPOSE: Provided is a Ziegler-Natta catalyst having a high activity and an improved fluff morphology, from which polyolefins having various molecular weight distribution can be produced. CONSTITUTION: The Ziegler-Natta catalyst is prepared by the method comprising the steps of: (a) reacting a soluble magnesium dialkoxide compound of the formula of Mg(OR")2, in which R" is a substituted or non-substituted C1-C20 hydrocarbyl, with a halogenating agent to form a reaction product(A); (b) reacting the product(A) with a first halogenating/titanating agent to form a reaction product(B); and (c) reacting the product(B) with a second halogenating/titanating agent to form the catalyst component. Particularly, the second halogenating/titanating agent comprises titanium tetrachloride and the ratio of titanium tetrachloride to the magnesium compound in the step(c) is about 0.1-5.