baber/WOPTO huggingface dataset:
Patent KR-20010027428-A (KR)
Inventor: KIM JU HO
IPC: C04B2/02
Filed: 1999-09-13
Abstract: PURPOSE: A method for preparing calcium hydroxide having large specific surface area is provided. Thereby, calcium hydroxide having excellent reactivity and dispersion property as well as high degree of whiteness is prepared. And thus it can be directly used as an absorbant of harmful gas that includes sulfuric oxide or other harmful gases generated from a waste water treating agent or exhaust gas, as a filler in rubber or plastic resin industries, as a coloring agent in paint, and as a soil conditioning agent without further processes. CONSTITUTION: A method for preparing calcium hydroxide(Ca(OH)2) having large specific surface area is characterized by including following steps of: hydrating the caustic lime(CaO) by using 300-1000 wt% of water based on the weight of CaO, at 10 deg.C and for more than 10 minutes; filtering the calcium hydroxide slurry after completing the hydration; drying and milling the filtrate to obtain powdered calcium hydroxide; forming the caustic lime again with using the obtained calcium hydroxide powder by performing pyrolysis at 500-800 deg.C for 10-120 minutes; re-hydrating thus obtained caustic lime as above except adding 0.1-10 wt% of sodium hexametaphosphate to make a calcium hydroxide having a specific surface area of 20-28 m¬2/g.
Patent KR-20000023206-A (KR)
Inventor: KOZO NIWA
IPC: A61K41/00
Filed: 1999-09-16
Abstract: PURPOSE: Anticancer activity of natural medicine containing polysaccharides, beta-glucan, such as fungi is increased by roasting, fermentation, and producing an oily agent. In vitro assay method for estimation of anticancer activity of processed fungi is provided. CONSTITUTION: Provided is a method to enhance anticancer activity of natural medicine containing polysaccharides, beta-glucan, especially, Raw state fungi comprising at least one from Agaricus blazei, Grifola frondonsu, Cortinellus shiitake, Tricholoma matsutake, Lyophyllum decastes, or Flammulin a velutipes. The method comprises the following steps of: roasting with infrared radiation in a three days after harvesting; fermenting with microorganism, Koji to improve the anticancer activity thereof; producing an Oily agent coated with oily component from sesami roasted with infrared radiation. The anticancer activity of processed fungi is estimated by in vitro method assaying the production of lipid peroxide from docosahexaenoic acid by irradiation of UV. Addition of processed fungi into the assay system increases the production of lipid peroxide. The production of peroxide is well correlated with the anticancer activity of processed fungi.
Patent KR-20010028408-A (KR)
Inventor: KIM YI HOO
IPC: B60B30/00
Filed: 1999-09-21
Abstract: PURPOSE: A method for separating a hub and a hub bearing and a tool thereof are provided to prevent damage to the hub, the hub bearing and peripheral components, to rapidly and safely perform a work and to save worker's labor. CONSTITUTION: In case of separating a hub, a hub cap(11) for pressurizing one face of the hub, an adjusting screw(10), a bridge(19), a nut(15) and a king pin bearing(15) are used. In case of separating a hub bearing, a bearing cap(12) for pressurizing one face of the hub bearing, the adjusting screw, the bridge, the nut and the king pin are used. To separate the hub or the hub bearing, screw units are assembled to be mutually interlocked by using the cap and the nut. At the same time, the cap and the screw unit are adhered in the concentric circle shape of a component to be installed and separated. Then the component is inserted or withdrawn along the central line by using the pressurizing force of the cap and the transfer force of the screw.
Patent KR-20010039018-A (KR)
Inventor: LIM BYEONG OK
IPC: B01D39/00
Filed: 1999-10-28
Abstract: PURPOSE: An airtight structure of a flame retardant bag filter is provided, which can let any paint or dust pass through the bag filter by pressing a sealing member and a guide ring to enhance airtightness. CONSTITUTION: The system comprises the followings: (i) a bag filter (10) installed at the center of a housing (100) for collecting dust; (ii) a strainer (20) set outside the bag filter (10) for preventing the bursting of the bag filter (10) in case of over pressure difference; (iii) a sealing member (60) in the upper part of the edge of the bag filter (10) for sealing the bag filter (10); (iv) a guide ring (70) on the sealing member (60) for guiding gaseous paint or dust to the bag filter (10); (v) an elastic member (80) for pressing the sealing member (60) and the guide ring (70) to give elasticity to the guide ring (70); and (vi) a housing (100) for holding the system.
Patent KR-20010045020-A (KR)
Inventor: LEE JI HYE
IPC: H01L27/108
Filed: 1999-11-02
Abstract: PURPOSE: A method for manufacturing a capacitor is provided to increase capacitance and to reduce manufacturing time, by forming a lower electrode of a double cylindrical capacitor by a simplified process. CONSTITUTION: The first interlayer dielectric is deposited on a semiconductor substrate having a device, and a poly plug connected to a specific portion of the device is formed. The second interlayer dielectric and a bit line conductive layer are sequentially deposited. The bit line conductive layer is patterned to form a bit line. The third interlayer dielectric and the first polysilicon are deposited. The first polysilicon is patterned to correspond to a region for the poly plug. A node contact hole connected to the poly plug is formed. The second polysilicon is deposited by the height of a lower electrode. The first tetraethoxysilane(TEOS) layer, a spin-on-glass(SOG) and the second TEOS layer are sequentially formed on the second polysilicon. A photoresist layer is patterned so that a positive photoresist layer remains only in a portion where the side surface of the lower electrode is to be formed. The second TEOS layer, the SOG and the first TEOS layer are sequentially etched. The second polysilicon is etched by using a structure formed when an etch stop in the SOG occurs, and the photoresist layer as a mask. The second polysilicon is etched. The photoresist layer, the second TEOS layer, the SOG and the first TEOS layer are sequentially removed. The first polysilicon outside the lower electrode is removed.
Patent KR-20010047008-A (KR)
Inventor: KIM DEOK BAE
IPC: H04N7/18
Filed: 1999-11-17
Abstract: PURPOSE: A monitoring device is provided to monitor by a clean definition by processing for preventing a user from watching a bouncing phenomenon, that is, a phenomenon of flickering of screen when a screen is switched by the naked eye. CONSTITUTION: An image input processing unit(10) has a main multiplexer(11) having one output terminal and outputting an image signal inputted from one input terminal out of a plurality of input terminals in accordance with a plurality of cameras(1), a complex synchronism generating unit(20), an input terminal of a multi-channel and a control unit(30). In addition, the image input processing unit(10) has an image processing circuit(12) for processing a predetermined character information as position information of the camera(1) corresponding to an image signal selected in the main multiplexer(11). The complex synchronism generating unit(20) comprises a sub multiplexer(21) for outputting the selected image signal and a complex synchronism circuit(22) outputting a complex synchronism signal of a black level synchronized from an image signal selected at the sub multiplexer(21) and inputting to the main multiplexer(11). The control unit(30) comprises a control circuit(31) generating a control signal for controlling the multiplexers(11,21) and a key input circuit(32) setting a selection time of an image signal from the exterior and a switching order thereof. An image outputting processing unit(40) comprises a synchronizing signal separating circuit(41) for separating a vertical and horizontal synchronizing signal from a composition image signal inputted by the image input processing unit(10), vertical and horizontal oscillating circuits(42, 43, 44) and vertical and horizontal sweep circuits(45,46,47).
Patent KR-20010048509-A (KR)
Inventor: LEE DONG HUN
IPC: B60K37/00
Filed: 1999-11-26
Abstract: PURPOSE: A noise preventive structure of a meter cluster for a vehicle is provided to reduce a noise resulting from the contact between a meter cluster and a facer panel by forming a rib in the inner of a facer and installing a noise preventive pad on the rib. CONSTITUTION: A meter cluster(3) is fixed to a supporting seal(2) formed in a crash pad(1) by a screw(4). A facer panel(5), whose center is open, is positioned on the front side of the meter cluster and is fixed to the upper side of the crash pad by the screw. A rib(6) is installed in the facer panel and faced into the meter cluster. A noise preventive pad(7), which is contacted with the cluster or not, is equipped on an end part of the rib.
Patent KR-20010048719-A (KR)
Inventor: LEE HAK DONG
IPC: B22D11/10
Filed: 1999-11-29
Abstract: PURPOSE: An immersion nozzle having a high life cycle for continuous casting is provided to contribute to quality improvement and operation stabilization of a strip by using an alumina-carbon-silicon carbide refractory in which flake-type graphite is suitably blended with spherical graphite not using molten silica in constructing the wall surface of the inner hole of a nozzle. CONSTITUTION: The immersion nozzle for continuous casting comprises 2 to 10 wt.% of silicon carbide (SiC); 25 to 40 wt.% of carbon (C) (where spherical graphite is 3 to 15 wt.%, and flake-type graphite is 10 to 37 wt.%); and a balance of alumina (Al2O3), wherein a particle size of the spherical graphite is 0.045 to 0.3mm.
Patent KR-20010048728-A (KR)
Inventor: SHIN GI SEON
IPC: B60K31/00
Filed: 1999-11-29
Abstract: PURPOSE: A rotating speed and gaps between vehicles maintaining system on a straight running calculates an optimum speed and implements a brake control for maintaining gaps with front vehicles, thereby realizing a safe driving. CONSTITUTION: A rotating speed and gaps between vehicles maintaining system comprises an input terminal(4), a hiding terminal(5) and an output terminal(6). The input terminal(4) transmits signals about a gap with a front vehicle, current speed and acceleration to the hiding terminal(5). The hiding terminal(5) compares the signals with optimum speed, brake state and outputs output signal to the output terminal(6). The output terminal(6) operates a brake according to the signal of the hiding terminal(5). Thus, the driving performance of a driver is improved, thereby making a safe driving.
Patent KR-20010054075-A (KR)
Inventor: JUNG HYEOK SEONG
IPC: C08L23/14
Filed: 1999-12-03
Abstract: PURPOSE: Provided is a polypropylene-based resin composition comprising an ethylene-propylene-1-butene terpolymer and a high density polyethylene, which has excellent heat-adhesion and high crystallization temperature. CONSTITUTION: The polypropylene-based resin composition for heat-adhesion comprises 100pts.wt. of a resin comprising the crystalline ethylene-propylene-1-butene terpolymer having a melting point of 125 to 135 deg.C and 1 to 10pts.wt. of the high density polyethylene having a density of 0.940 to 0.965 and a melt index of 10 to 20g/10min.(190 deg.C).
Patent KR-20010054093-A (KR)
Inventor: LEE SEONG NAM
IPC: H01L27/10
Filed: 1999-12-03
Abstract: PURPOSE: A method for fabricating a capacitor is provided to increase capacitance by enlarging a surface area of the capacitor in a limited space. CONSTITUTION: In the method, after an insulating layer(2) and the first nitride layer(3) are deposited in sequence on a substrate(1), a contact hole is formed therein to reach a portion of the substrate(1) and then the first polysilicon layer(4) is deposited thereon to fill the contact hole. Next, the second polysilicon layer(5) is deposited on the first polysilicon layer(4), doped with impurity ions and heat-treated, and also the second nitride layer is formed thereon. Thereby, a varied interlayer insulating layer is formed between the second polysilicon layer(5) and the second nitride layer. The second nitride layer, the interlayer insulating layer, and the both polysilicon layers(4,5) are then patterned to define a lower electrode around the contact hole. Next, the entire second nitride layer and the exposed first nitride layer(3) are removed, and the interlayer insulating layer is patterned. Next, the second polysilicon layer(5) is selectively etched to a specific depth by using the patterned interlayer insulating layer as an etch mask. Next, the patterned interlayer insulating layer is removed, and then a dielectric layer(8) and an upper electrode(9) are formed.
Patent KR-20010054670-A (KR)
Inventor: KIM SEON GYUN
IPC: G11B33/12
Filed: 1999-12-07
Abstract: PURPOSE: A device bay is provided to conveniently install a device used in a computer to a main body or a monitor while conveniently withdrawing the device from the main body or the monitor. CONSTITUTION: An installation protrusion(503) of a withdrawing operation member(500) is installed in a guide groove(141). A tension spring(520) is combined to fixing pieces(502,204) of the operation member and a front cover(200). A combining protrusion(203) of the front cover is inserted to a combining groove(111) of side wall units(110) of a base unit(100) for combining the cover to the base unit. Herein, a front end of the operation member is protruded through a hole(202) of the cover. A compressing spring(404) is combined to fixed ends(403) of a mounting plate(400). Then, the mounting plate is installed on a guide rail(130). A combining protrusion(301) of an upper cover(300) is combined with a combining groove(112) of the side wall units. A combining protrusion(122) on a rear wall unit(120) of the base unit is inserted to a combining groove(302) of the upper cover. Therefore, the upper cover is fixed on an upper end of the base unit.
Patent KR-20010054679-A (KR)
Inventor: KIM HYEONG SEOK
IPC: H04B7/26
Filed: 1999-12-07
Abstract: PURPOSE: A traffic fare service system and method using a mobile terminal is provided to apply the merits of an advance-payment RF bus card to settle bus fares and a post-payment RF credit card to settle subway fares. CONSTITUTION: A traffic fare service system using a mobile terminal is comprised of a fare receiving part(100), a user portable phone(200), a mobile communication network operation part(300), and a bank(400). The fare receiving part(100) contains a bus association(110), an authentication part(130), and a bus company(150). The authentication part(130) decodes and authenticates coded money information. The bus company(150), linked with the bus association(110), receives fare information from the user portable phone(200). The user portable phone(200) containing a traffic fare settlement part applies for a traffic fare service to the mobile communication network operation part(300), charges money information in the traffic fare settlement part, and pays for a traffic fare to the bus company(150) in the case of using a public transport. The mobile communication network operation part(300) makes an authentication request to the authentication part(130) according to the service application or a charging request provided from the user portable phone(200) and executes charging and billing processing for the user portable phone(200). The bank(400) opens an account for the portable phone bearer according to his request. The bank(400) confirms the balance of the user's account according to the bus association's billing request and executes deposit processing for requested money information.
Patent KR-20010055190-A (KR)
Inventor: PARK IN TAE
IPC: H01L21/027
Filed: 1999-12-09
Abstract: PURPOSE: An open pattern repair apparatus is provided to uniform the surface of stored paste and to attach an application pin variably related on the thickness variation of the application surface. CONSTITUTION: The apparatus includes a straight translator(110), a motor(120), a storage tank(130), a vertical translator(150), an application pin support(160), and a paste height adjustor(170). The straight translator is implemented on one side of a base and makes a round trip between left and right. The motor is implemented on one side of the straight translator and generates a force. The storage tank is implemented on a rotational axis of the motor and has a disk-like shape having a predetermined height so as to hold the paste and detergent. The vertical translator is implemented on one side of the base and moves the application pin back and forth in a direction normal to a surface. The application pin support is implemented on the vertical translator and supports the application pin so as to move up and down. The paste height adjustor is implemented on one side of the tank so as to move up and down and maintains the height of the paste stored in the tank.
Patent KR-20010064820-A (KR)
Inventor: KATSUMOTO YOSHIMI
IPC: H01L33/32
Filed: 1999-12-20
Abstract: PURPOSE: To provide a side emitting LED lamp having uniform directivity, small deviation between LED elements and reduced in size. CONSTITUTION: This side emitting LED lamp 1 comprises a red LED element 5R, a green LED element 5G and blue LED element 5b arranged in one row in a direction perpendicular to the end 2c on a board 2 for loading LED elements. In this case, the elements 5R, 5G and 5B are sealed with a convex lens 7.
Patent KR-20010064835-A (KR)
Inventor: JANG SANG GEUN
IPC: A23F3/00
Filed: 1999-12-20
Abstract: PURPOSE: A method for preparing health tea by using herb materials including Curcumae Rhizoma and aspartic acid is provided to serve a tea product capable of promoting blood circulation and liver function, treating hangover and dropping blood sugar level. CONSTITUTION: The method includes the following steps of: (i) first extracting various kinds of herbs including 30ml of Curcumae Rhizoma and aspartic acid, 10ml of Alnus japonica, Sorbus commixta Hedl, arrowroot, licorice and ginger, 3ml of hoelen, Citrus unshiu MARKOVICH. and Magnolia obovata, 0.3ml of red ginseng, 0.02ml of deer antlers, and 0.01ml of Angelicae Gigantis Radix with 15times of refined water at 60-85deg.C for 7-9hrs; (ii) secondary extracting the herbs with 5times of refined water at 60-85deg.C for 4hrs and filtrating the extract; (iii) mixing 30ml of chitosan, 0.1ml of citric acid, 0.05ml of vitamin C, 0.02ml of vitamin B1 and 4.5ml of oligosaccharide; (iv) aging the first and the second extracts at 55-65deg.C for 30-60min. and adding the mixture to the aged extract before storing the resulting extract; (v) packing the mixture in a container and sterilizing at 115-125deg.C for 35-45mins.
Patent KR-20010058125-A (KR)
Inventor: KIM JUN HUI
IPC: H05B41/38
Filed: 1999-12-24
Abstract: PURPOSE: An oscillatory circuit for a digital dimming circuit of an inverter is provided to produce a complete trigonometric wave and to adjust the brightness of the backlight by using the exact brightness ratio of an LCD responding to the dimming signal. CONSTITUTION: The oscillatory circuit for a digital dimming circuit of an inverter comprises a trigonometric wave generator(21) for generating a prescribed trigonometric wave, a dimming signal input unit(22) for receiving the external dimming signal, a comparator(23) to compare the trigonometric wave with dimming signal generated from the dimming signal input unit, and an oscillatory circuit(24) for producing the duty adjusted oscillation signal according to the output signal generated from the comparator. The trigonometric wave generator has a transistor to generate a driving voltage(Vcc) by turning on/off operations according to the output signal generated from the comparator. The non-inversion terminal of the comparator receives a divided driving voltage by resistors, and the inversion terminal receives a feedback signal. A capacitor is connected to the output port of the transistor to charge during the turn on duration of the transistor and to discharge during the turn off duration.
Patent KR-20010058352-A (KR)
Inventor: EOM JAE DU
IPC: G03F7/16
Filed: 1999-12-27
Abstract: PURPOSE: A method for forming photosensitive film pattern is provided to have a micro width less than mask size during the lithography process of semiconductor elements by utilizing double coating method of positive and negative films. CONSTITUTION: The photosensitive film pattern forming method comprises applying a first photosensitive film on a wafer; exposing and developing the film by using a first mask pattern having chromium component to form the first photosensitive film pattern; applying a second photosensitive film on the part out of the first pattern; forming a second mask pattern spaced apart from the first mask pattern at equal intervals; and exposing and developing the first and second photosensitive film patterns at the same time by using the second mask pattern to produce the final photosensitive pattern. The method can utilize positive and negative films as the first and second photosensitive films, respectively, or vice versa.
Patent KR-20010065769-A (KR)
Inventor: KIM IN HONG
IPC: G11C29/00
Filed: 1999-12-30
Abstract: PURPOSE: A memory device having a redundancy estimation circuit and a method for estimating redundancy is provided to form a DC current path during normal address signal detection in order to reduce power dissipation. CONSTITUTION: The memory device includes a control circuit(100), a pre-decoder circuit(200) and a redundancy address estimation circuit(300). The control circuit generates a power up signal during initialization, a pre-charge signal for pre-charging an estimation node and a reset signal according to a start signal after the estimation operation. The pre-decoder circuit pre-decodes an external address signal applied from outside when the start signal is input and is initialized by the reset signal from the control circuit. The redundancy address estimation circuit is initialized by the power up signal from the control signal, the estimation node is pre-charged by the pre-charge signal and determines whether the address signal pre-decoded at the pre-decoder is a redundancy address.
Patent KR-20010059087-A (KR)
Inventor: AHN TAEK YEONG
IPC: B60R21/16
Filed: 1999-12-30
Abstract: PURPOSE: An air bag venting device is provided to reduce injuries of a passenger by opening a vent hole of an air bag housing according to the crushing pressure applied to the air bag. CONSTITUTION: An air bag venting device contains a wire(8) inside an air bag of a passenger air bag housing and a vent cylinder connected to the wire on one side of the air bag housing. The vent cylinder consists of a flange unit(12) attached onto the side of the air bag housing; a guide unit(16) protruded from the flange unit with exhaust holes(14); and a piston(20) opening a port(18) and the exhaust holes by moving along the guide unit. In case of a collision, a passenger hits against a cushion of the air bag and the wire is loosened. Then, the density of gas is increased in the air bag. Due to gas pressure, the piston retreats and the vent cylinder and the port are opened. After that, the gas in the air bag is discharged through the discharge holes and the port. Finally, the passenger is less injured caused by the air bag.
Patent KR-20000048844-A (KR)
Inventor: PATOIS CARL
IPC: B01J23/74
Filed: 1997-10-03
Abstract: PURPOSE: A method for the preparation of caprolactam is provided by which caprolactam is directly obtained through a single process from pentenoic acid derivatives, and which is more simple than a conventional process from butadiene. CONSTITUTION: Caprolactam is prepared by the aminomethylation of pentenoic acid derivatives, by reaction with carbon monoxide, hydrogen and ammonia. The method is characterized in that aminomethylation of pentenoic acid derivatives is carried out by reaction with carbon monoxide, hydrogen and ammonia, at a temperature higher than 30°C and in the presence of a catalyst with a base of at least one metal of group VIII of the classification of elements.