baber/WOPTO huggingface dataset:
Patent KR-20000022202-A (KR)
Title: Refrigerator oil composition
Inventor: KANEKO MASATO
IPC: C10M169/04
Filed: 1997-06-18
Abstract: PURPOSE: Disclosed is a refrigerator oil composition having an excellent lubricating property, while specifically improving the lubricity between aluminum materials and steel materials, and is suitable as a lubricating oil in refrigerators using hydrogen-containing Flon refrigerants, such as 1,1,1,2-tetrafluoroethane, that do not cause environmental pollution. CONSTITUTION: Disclosed is a refrigerator oil composition comprising at least one base oil selected from mineral oils and synthetic oils, and at least one polyoxyethylene-type nonionic surfactant. The nonionic surfactant for use preferably has a number of mols of oxyethylene of from 1 to 40 or has a HLB value of from 2 to 30. The nonionic surfactant for use may include, for example, polyoxyethylene alkyl ethers, polyoxyethylene alkenyl ethers, polyoxyethylene alkylaryl ethers, polyoxyethylene fatty acid esters, polyoxyethylene sorbitan fatty acid esters, and polyoxyethylene sorbitol fatty acid esters.
Patent KR-19990068179-A (KR)
IPC: H05K1/02
Filed: 1999-01-28
Abstract: 본 발명은 콘 형상(the form of a corn) 또는 원추대 형상(the form of a frustum of a cone)의 복수개의 돌출부(protrusion)(m)가 인쇄회로기판의 일부를 구성하는 금속시트(a)의 반도체 칩(f) 실장부 위에 형성되고, 상기 금속 돌출부(m)의 상부들은 열전도성 접착제나 반도체 칩이 실장되는 금속박막과 접촉되어 있어 그 결과 반도체 칩 아래의 표면으로부터 수분이 흡수가 거의 없어 수분 흡수후의 열 저항성이 현저하게 개선될 수 있다.
Patent KR-20000059849-A (KR)
Inventor: SIM GWANG BO
IPC: H01L21/00
Filed: 1999-03-09
Abstract: PURPOSE: An apparatus and method for fabricating a semiconductor device with a plurality of gas lines is to facilely distinguish the gas lines, thereby stably performing a process with respect to a desired gas line. CONSTITUTION: An apparatus for fabricating a semiconductor device comprises a plurality of gas lines(46,48,50,52,54,56) provided between a bomb box and an equipment(44). Each of the gas lines has an own color different from others to be facilely distinguished by an operator. The bomb box is formed with a first and second box(40,42), and the equipment is a processing chamber. A method for fabricating a semiconductor device with the plurality of gas lines comprises a step of performing a coating process of each gas line made of a stainless steel material so that the each gas line has the own color. Alternatively, the each gas line is made of a material having an its own color.
Patent KR-20000059861-A (KR)
Title: A wire arrayed chip size package and the fabrication method thereof
Inventor: KWON YONG TAE
IPC: H01L23/498
Filed: 1999-03-09
Abstract: PURPOSE: A wire-arrayed chip size package is provided to have the size of the wire-arrayed chip size package have almost the same size of a semiconductor chip and to easily have the package have multi pins, by using a more finite wire than a conventional solder ball, and by performing a direct wire bonding between a chip pad and a metal pattern portion. CONSTITUTION: A wire-arrayed chip size package comprises a semiconductor chip(102), an insulating tape(108), a metal pattern portion(110), a solder mask(112), a metal pattern portion-electrolytic plating(111), a wire(118,120), a wire-electrolytic plating, and a molding resin. The semiconductor chip has a plurality of chip pads. The insulating layer tape has a plurality of holes, having the semiconductor chip adhered to a bottom surface. The metal pattern portion is formed on the insulating layer tape. The solder mask is formed to cover a part of the insulating layer tape and metal pattern portion. The metal pattern portion-electrolytic plating is formed on the surface of the metal pattern portion not covered with the solder mask. The wire electrically connects the chip pad with the metal pattern portion-electrolytic plating. The wire-electrolytic plating is formed on the surface of the wire. The molding resin(116) surrounds the side and bottom surfaces of the semiconductor chip.
Patent KR-20000061381-A (KR)
Inventor: YOO GEON SU
IPC: H04B5/04
Filed: 1999-03-25
Abstract: PURPOSE: A pager having an automatic backup function is provided to automatically back up data, by sensing a backup point before alternating a battery to use remaining charge of the battery. CONSTITUTION: A receiver(11) receives information through an antenna(10). A decoder(12) decodes the information to correct errors. A micro computer(13) is driven by battery(E) power to store decoded data of the decode in an internal memory. The stored data is supplied to a liquid crystal display(LCD) unit(16). A user command inputted from a key input circuit(15) is interpreted. The micro computer stores the stored data in an electrically erasable and programmable read only memory(EEPROM) by a remaining power of a battery. A switch(18) coupled with a battery cover maintains an off-state while the battery cover is coupled with a body housing of a pager. When the battery cover is separated from the pager body housing, the switch is turned on to sense a backup point before the battery is alternated.
Patent KR-19990046656-A (KR)
Title: 절곡형강섬유자동제조장치
Filed: 1999-04-12
Abstract: 본 발명은 콘크리트내부에 사용되는 절곡형강섬유의 제조공정을 자동화하는 절곡형강섬유 자동제조장치에 관한 것이다. 
     일반적인 강섬유 제조방법은 강섬유용철사를 신선하는 과정과 성형 및 절단되어 강섬유가 완성되는 과정이 분리되어 있고, 또한, 상기 강섬유의 구조가 단조로와서 콘크리트의 강도 및 내구성을 높이는 데 한계를 가지는 문제점이 있었다. 
     본 발명은 강섬유 제조장치에 있어서, 선반부 상부에 설치되어 강섬유용철사를 원하는 굵기로 신선하는 신선부와, 상기 신선부로부터 안내되는 강섬유용철사를 권취한 후 후방으로 안내하는 신선권취부와, 상기 신선권취부로부터 나오는 강섬유용철사을 일정모양으로 성형시키는 성형부와, 상기 성형부로부터 성형되어 나오는 강섬유용철사를 소정의 길이로 절단한 후 양끝단을 절곡시키는 절단 및 절곡부로 구성된다. 
     본 발명은 절곡형강섬유 자동제조장치를 제시함으로서, 강섬유 제조공정의 자동화를 가능하게 하고, 콘크리트 강도 및 내구성의 향상을 가능하게 한다.
Patent KR-19990083593-A (KR)
Title: 스핀터널자기저항효과형자기센서및그제조방법
IPC: H01L43/08
Filed: 1999-04-29
Abstract: 스핀 터널 자기 저항 효과(TMR)을 이용하는 자기 센서에서, 터널 절연막, 터널 절연막의 1개의 면 상에 형성된 제1 자성층, 터널 절연막의 다른 면에 형성된 제2 자성층, 제2 자성층의 자화를 고정하기 위한 반강자성체를 포함한 제3 자성층, 적어도 제1 및 제3 자성층중 하나 위에 형성된 소정의 영역에서 개구를 가진 제2 절연막, 제2 절연막의 개구에서만 제1 및 제3 자성층중 하나와 전기적으로 접속된 제1 전극과, 적어도 제1 및 제2 자성층과 제1 절연층을 개재한 제1 전극과의 사이에 전류를 흘리기 위한 제2 전극을 가진다.
Patent KR-20000073112-A (KR)
Title: 내장형 히트 슬러그
Filed: 1999-05-06
Abstract: 내장형 히트 슬러그는 반도체 집적회로 패키지에 사용될 수 있다.  상기 반도체 패키지는 실리콘 칩을 홀딩하는 리드 프레임을 가지고 있다.  그리고 상기 리드 프레임은 다이 패드와 복수 개의 리드들을 포함한다.  상기 실리콘 칩은 상기 다이 패드의 일면에 부착되어 있고, 전도성 와이어를 통해서 리드와 전기적으로 연결되어 있다.  상기 히트 슬러그의 일면은 상기 다이 패드의 일면에 부착되어 있고, 반대측의 다른 면은 소정의 동심홈들을 가지고 있다.  또한, 복수개의 고정핀들이 상기 히트 슬러그의 측면들에 부착되어 있다.  상기 리드 프레임과 상기 실리콘 칩 그리고 상기 히트 슬러그는 절연물로 실링되고, 이와 같이 홈이 형성된 발산면이 노출되어 반도체 패키지를 형성한다.
Patent KR-20010003747-A (KR)
Inventor: JU SEONG HU
IPC: H01L51/56
Filed: 1999-06-25
Abstract: PURPOSE: A method for manufacturing an organic electro-luminescent display device is provided to prevent an organic thin film layer and a cathode electrode from being damaged by patterning the organic thin film layer and the cathode electrode after forming a wet absorbing material thereon. CONSTITUTION: A method for fabricating an organic electro-luminescent display device comprises the step of forming an anode(32) having a stripe shape on a substrate(31). An insulation barrier(33) having the stripe shape is formed on the substrate(31) such that the insulation barrier(31) is crossed with the anode(32). Then, an organic thin film layer(34), a cathode electrode(35), a wet absorbing layer(36) and a wet-proof layer(37) are sequentially formed on the substrate(31). The wet absorbing layer(36) and the wet-proof layer(37) are etched. After that, the organic thin film layer(34) and the cathode electrode(35) are sequentially etched so as to expose the insulation barrier(31). Then, a protecting layer(40) is formed on the substrate(31).
Patent KR-20010004343-A (KR)
Inventor: CHO SEONG YUN
IPC: H01L21/027
Filed: 1999-06-28
Abstract: PURPOSE: A method for forming a pattern by using a silylation-treated dual photosensitive film is provided to facilitate the etching process by performing the silylation process after the exposure process. CONSTITUTION: After exposing the first photosensitive film coated on an oxide film(31) of a semiconductor substrate, an exposed portion of the first photosensitive film(32) is cured. Then, the first silylation layer(32A) is formed at the exposed portion of the first photosensitive film(32). The second photosensitive film(33) is coated on the first photosensitive film(32). Then, the second photosensitive film(33) is cured by performing a baking process. The second silylation layer is formed at an exposed portion of the second photosensitive film(33). Then, the first oxide layer is formed by oxidizing the second silylation layer and the second oxide layer is formed by oxidizing the first silylation layer(32A). The oxide film(31) is exposed by removing the first photosensitive film(32). The first trench is formed in the oxide film(31). The third oxide layer is formed by oxidizing the first silylation layer(32A). Then, the second trench is formed in the oxide film(31).
Patent KR-20010004395-A (KR)
Inventor: LEE DONG HWAN
IPC: C08L23/06
Filed: 1999-06-28
Abstract: PURPOSE: A packing material for washing machines comprising high density polyethylene, calcium carbonate and low density polyethylene is provided, which can prevent the occurrence of a spot originated from low molecular polyethylene wax flowing out from polyethylene bags on a coated surface of washing machines during transportation and storing for a long period of time in a hot and humid state by packing household electric appliance such as washing machines with a polyethylene bag. CONSTITUTION: In a packing material for packing washing machines with a polyethylene bag, the polyethylene bag comprises 70 to 75% by weight of high density polyethylene and 25 to 30% by weight of a master batch comprising calcium carbonate, low density polyethylene and other additives, wherein the master batch contains 1.5 to 1.0% by weight of low density polyethylene and the other additives comprises 1.75 to 2.1% by weight of ADP, 0.5 to 0.6% by weight of zinc stearate, 0.5 to 0.6% by weight of low density polyethylene wax and the balance calcium carbonate.
Patent KR-20010004898-A (KR)
Inventor: KWON TAE HYEOK
IPC: G09G3/36
Filed: 1999-06-30
Abstract: PURPOSE: A drive method of LCD is provided to divide a LCD panel into plural screens and gate signals applied to the divided screens to be simultaneously or alternately accessed to the screens through one or plural channels, thereby assuring a pixel charging time and improving an image quality. CONSTITUTION: The drive method of LCD comprises a step dividing a LCD panel into plural screens and gate signals applied to the divided screens to be simultaneously or alternately accessed through one or plural channels. If the LCD panel is divided into two screens and one data transfer channel is used, the data signals to be applied to the two screens are alternately or simultaneously transferred. In this case, one data line is shared by two pixels to improve an image quality without increasing the number of a source drive circuit.
Patent KR-20010005165-A (KR)
Inventor: KIM CHUN SANG
IPC: B62D25/12
Filed: 1999-06-30
Abstract: PURPOSE: A filler lid switching device of a car prevents the damage of an opener on locking process through the sloped front end portion of the opener and the opener is formed of a plastic injection material. CONSTITUTION: A switching device comprises a bracket(6), an opener(7) and a spring(8). The bracket(6) is fixed on a rear fender(2) opposite to a locking groove formed in a protruded portion(11) and has a support rod(61) in the middle thereof. The opener(7) is mounted inside the bracket(6). A front end portion of the opener(7) having a sloping surface joins the locking groove of the protruded portion(11) and the rear end portion of the opener(7) is connected to a cable(5). The spring(8) is mounted between the opener(7) and a spring support rod(61). The front end portion(11) of the opener(7) inclines, therefore the opener(7) isn't easily damaged on locking process. The opener(7) is made of an injection material of a low price and the manufacturing cost is reduced.
Patent KR-20010008539-A (KR)
Inventor: HONG CHAE HWAN
IPC: C08F2/00
Filed: 1999-07-02
Abstract: PURPOSE: A process of preparing polyolefins by preventing fouling phenomenon in a slurry polymerization process using a Ziegler-Natta catalyst for producing polyolefins and additionally using a fouling preventive agent is provided, which produces polyolefins in high yield and reduces costs and time for removing polymers deposited on the walls of the reactor. CONSTITUTION: In a process for manufacturing polyolefins having a melt index of 10g/10min using nonpolar hydrocarbon as a reaction medium and a Ziegler-Natta catalyst, a fouling preventive agent of formula: R1-N(R2-OH)2 is additionally used in an amount of 0.1 to 3,000 ppm based on the mass of the reaction medium, wherein the polyolefin is a homopolymer of ethylene or a copolymer of alpha-olefin. In formula R1 is C4-25 substituted or nonsubstitued alkyl radical, R2 is C1-4 diradical.
Patent KR-20010009728-A (KR)
Inventor: PARK HYEONG SU
IPC: G06F17/30
Filed: 1999-07-13
Abstract: PURPOSE: An apparatus and method for managing a database of a real-time memory DBMS(Data Base Management System) is provided to automatically generate, modify and cancel indexes and tables by separating and managing an integrated database by the table, without interrupting a database in case that addition, modification or cancellation for a table is requested. CONSTITUTION: The apparatus for managing a database is comprised of a database(10), a DBMS(20), an ODBG(On-line Data Base Generator)(30) and a disk(40). The database(10) is separated by the table and stored in a shared memory. The DBMS(20) is connected to the database(10) and manages the database(10). The ODBG(30) generates a table in the database(10) on line and modifies the structure of an existing table. The disk(40) is used as an auxiliary memory to generate a new or modified table under the control of the ODBG(30) in case that the ODBG(30) generates a table in the database(10) or modifies the structure of an existing table.
Patent KR-20000028650-A (KR)
Inventor: VIETS ALAN K
IPC: A01N57/16
Filed: 1999-09-10
Abstract: PURPOSE: A stable azinphos-methyl powder formulation containing an insecticide powder formulation and magnesium sulfate 7 hydrate is provided which has a reduced tendency toward deflagration and. thermal decomposition. CONSTITUTION: A magnesium sulfate 7 hydrate is added to an azinphos-methyl formulation in an amount such that the sulfate is from about 5 to about 20% (preferably from about 5 to about 10%) by weight of the total mixture. The resultant mixtures are characterized by reduced tendency toward deflagration and thermal decomposition. The insecticide powder formulation comprises as an active component azinphos-methyl powder and as a carrier a conventional inactive component such as kaolin clay, amorphous silica, fuming silica and hydrous silica and a widely known dispersive formulation such as naphthalene sulfonate, lignosulfonate and ethylene oxide/propylene oxide block copolymer.
Patent KR-20010027902-A (KR)
Inventor: KWON TAE GYEONG
IPC: H04L9/32
Filed: 1999-09-16
Abstract: PURPOSE: A method for secure user authentication and key agreement by using a password, which a user can remember is provided to supply the function of the secure and efficient user authentication and the key agreement in the various service circumstance. CONSTITUTION: A method for secure user authentication and key agreement by using a password, which a user can remember includes a few stages. In the first stage a user inputs the ID and password(s) to a client application portion. In the second stage the client applying portion conveys the ID and the uneven number(a) to a server applying portion. In the third stage the server applying portion conveys (s XOR t, g¬y+a*g¬v(modp)) to the client applying portion. In the fourth stage the client applying portion conveys (g¬x+(g¬y)¬v(modp), h(g¬y+a*g¬v(modp), (g¬y)¬x(modp)) to the server applying portion. In the fifth stage the server applying portion conveys (h(g¬x+(g¬y)¬v(modp), (g¬x)¬y(modp)) to the client applying portion.
Patent KR-20010035745-A (KR)
Inventor: LEE BEOM CHEON
IPC: C12N9/54
Filed: 1999-10-01
Abstract: PURPOSE: Provided is Bacillus sp. HB-5 (KCTC 8959P) generating keratinase whose molecular weight is 60,000Da and which shows stability at pH 6-11 and 30-60 deg.C, decomposes insoluble proteins such as keratin, and is useful in manufacturing cosmetics as an active ingredient. CONSTITUTION: Bacillus sp. HB-5 (KCTC 8959P) and keratinase generated therefrom are obtained by the next steps of: i) selecting bacteria having activity of keratinase from soil and cultivating the bacteria at 37 deg.C for 72 hours to get as many enzymes as possible; ii) in order to measure the activation of the enzymes, reacting l ml of enzyme solution with 5 ml of casein at 37 deg.C for 10 minutes and adding TCA solution to stop the reaction for 30 minutes; iii) centrifuging the solution and mixing 1 ml of supernatant, 5 ml of sodium carbonate, and 1 ml of poline for 30 minutes; iv) measuring absorbency of the solution at 660nm; v) in order to separate the enzymes, filtering the solution with 0.45 μm filter paper and condensing and separating the enzymes from the filtered solution through membrane ultrafiltration system and gel column chromatography; and vi) performing SDS-polyacrylamide gel electrophoresis to identify the enzymes.
Patent KR-20010037592-A (KR)
Title: Adaptive error diffusion method based on high pass filtering
Inventor: KANG TAE HA
IPC: G06K9/52
Filed: 1999-10-19
Abstract: PURPOSE: An adaptive error diffusion method is provided to separate the pixel values used in a gray level error calculation and an inverse value process step so that it can enhance an image quality. CONSTITUTION: The method comprises steps of selecting target pixels by an order of a raster scanning(S10), calculating the first modification target pixel value by deducting the gray level error value of the pixels, adjacent to the target pixels, from the target pixel value(S20), masking the target pixels and the adjacent pixels, performing a high pass filtering on the masked pixels in a vertical and a horizontal direction, and extracting the vertically and horizontally filtered components(S30), multiplying the vertically and horizontally filtered components by the first scale factor and the second scale factor respectively, and adding them(S40), calculating the second modification target pixel value by adding the high passed filtered addition value to the first modification target pixel value(S50), determining if the second modification target pixel value is larger than the gray level error value(S60), designating the target pixel as a white if the second modification target pixel value is larger than or equal to the gray level error value(S70), and designating the target pixel as a black if the second modification target pixel value is smaller than the gray level error value(S80).
Patent KR-20010045134-A (KR)
Inventor: PARK JUNG SHIK
IPC: E02D29/02
Filed: 1999-11-03
Abstract: PURPOSE: A surface treated lightweight foamed concrete block and a method to construct a retaining wall by using the block are provided to facilitate drainage, to improve external appearance, and to reduce a term of works and cost. CONSTITUTION: A lightweight foamed concrete block(110) is made by mixing cement mortar with air bubble. A silicon release layer(112) having pattern is formed on the surface or the side and surface of the lightweight foamed concrete block. A construction method comprises three steps. In the first step, the blocks are stacked after soil-nailing construction is finished, and a perforated pipe(217) is installed in the inside. In the second step, broken-stone layer(218) is formed around the perforated pipe to fix the pipe, then the blocks are stacked upward successively.
Patent KR-20010045646-A (KR)
Inventor: YANG TAEK HUN
IPC: H04L12/66
Filed: 1999-11-05
Abstract: PURPOSE: An overload control apparatus between call control agent and gateway in communication network and the method thereof are provided to perform an overload control according to the overload generation state when generating overload in the call control agent/gateway, thereby making the service to be interrupted or temporarily the call request to be interrupted, and temporarily the service to substituted call control agent/gateway to be converted. CONSTITUTION: A call control agent unit includes the first call control agent(110) having the priority to the gateway control right and the second call control agent(120) for performing a gateway control and a call control instead of the first call control agent when generating overload. An overload server(115) performs an overload state supervision and a service suspension to each call control agent and gateway. Call controllers(113,123) are installed to each call control agent and gateway and performs a call control role by controlling the gateway. Overload clients(117,125) are installed to each call control agent and gateway and reports the overload state to the overload server.
Patent KR-20010046678-A (KR)
Inventor: KIM YOUNG CHONG
IPC: F16K11/065
Filed: 1999-11-15
Abstract: PURPOSE: A slide valve for transferring powder is provided to actively transfer powder and to improve inner sealing performance by constituting to select the feeding direction of powder while two tubes formed in the same direction as the feeding direction slides. CONSTITUTION: In a powder transferring valve used for feeding powder or pellets, an inlet flange(31) that powder flows in is connected on one side and a body(20) is prepared to which outlet flanges(34,35) for discharging powder are connected on other side. A sliding block(40) has pipes(41,42) connected with the inlet flange without interference by selecting one among the outlet flanges during sliding left and right. A cylinder(55) is included herein for transferring the sliding block left and right. Around a joint of the body that the inlet flange and the outlet flanges are respectively connected, gaskets(32,36,38) are respectively inserted for preventing leakage. In case the powder changes a feeding direction during transferring, the cylinder is operated for sliding the sliding block. Then, the secondary pipe(42) connected with the inlet flange and the secondary outlet flange(35) does not form a through line so that the powder is completely sealed off by the primary oval gasket(36) and rectangular gaskets. Therefore, a feeding direction is decided by repeating the process.
Patent KR-20010046801-A (KR)
Inventor: LEE KEUN HOON
IPC: A23N5/00
Filed: 1999-11-15
Abstract: PURPOSE: An apparatus for peeling chestnuts is provided to massively and rapidly eliminate the chestnut peel by fixing the chestnut position, transferring the chestnuts in parallel, rotating them and peeling the side, the front and the rear of the chestnuts. CONSTITUTION: A supplying member is installed on a support of a main body(10) for arranging chestnuts. A fixing device comprises supports(34) for fixing and transferring chestnuts, and a transferring cylinder. A transferring and rotating device(40) includes a cylinder(45) for moving chestnuts vertically, a rotating motor(49), a first and a second cylinders(42,46) for moving chestnuts horizontally. A side cutting device(50) forms side cutting knives(56), a first rotating support(57), a belt(72), an operating motor(70) and a first side cylinder for regulating the distance of the side cutting knives(56). A front/rear side cutting device(60) includes the front/rear side cutting knives(66), a second rotating support(67), a first pulley(58); and a first side cylinder. A releasing device contains a supporting plate(92), a pressurizing plate; a cylinder(98) for moving chestnuts horizontally; and a hopper(99). An upper/lower side cutting device(80) includes the upper/lower side cutting knives(82), a third rotating support(84); a third pulley, an operating motor to drive the third pulley to a belt. The apparatus comprises a first and a second transferring conveyors(104,106) and a peel transferring conveyor(102).