baber/WOPTO huggingface dataset:
Patent KR-20000013315-A (KR)
Title: Method and apparatus for manufacturing master roller for rotary screen roller
Inventor: LEE TAEK JONG
IPC: C25F3/00
Filed: 1998-08-07
Abstract: PURPOSE: A method is to make master rollers to use them in manufacturing rotary screen rollers and improve productivity of screen rollers. CONSTITUTION: A prototype cylinder roller of iron is precisely ground to electro-form a copper roller over it as the first step and again electro-form a nickel roller over the copper roller for the 2nd step, and then the copper roller is electrolyzed in a chemical nitric acid solution to separate the iron roller from the nickel roller.
Patent KR-20000014118-A (KR)
Title: Meandering regulation device of revert-operated belt conveyor
Inventor: KIM KI MYOUNG
IPC: B65G15/64
Filed: 1998-08-17
Abstract: PURPOSE: A regulation device is provided to prevent a belt conveyer from meandering by easily regulating the meandering of the belt employing a handle when an invertable belt conveyor meanders. CONSTITUTION: The meander regulation device has the steps of:installing a horizontal regulation bolt(111,111') on both sides of a horizontal keeping channel horizontally installed on the upper side of a carrier stand(101) installed with a carrier roll(100); supporting and fixing the horizontal keeping channel by installing a base unit(121) installed with a channel fixing unit(120) on the both lower sides of the horizontal keeping channel; installing a rotating base unit(140) by interposing a vertical channel(130) on the both front and rear sides so the horizontal keeping channel as to rotate; and installing a bearing(140) in the center of the rotating base unit to rotate with a lower supporting channel(150).
Patent KR-19990044796-A (KR)
Title: 키토산 또는 키토산 올리고당을 유효성분으로 하는 젖소의유방염 예방 및 치료제
IPC: A61K31/70
Filed: 1998-08-18
Abstract: (목적) 신규한 젖소의 유방염 치료제를 개발하는 방법을 제공함을 목적으로 한다. 
     (구성) 현재 면역세포 활성 및 항세균 효과가 있는 것으로 알려져 있는 키토산유도체 제재를 보다 더 항균성을 높이기 위하여 키토산 올리고당의 항균성이 높은 분자량 분포도를 갖는 물성치를 선정하고 키토산 올리고당의 항균성에 미치는 키토산의 순도를 90%이상인 키토산 올리고당을 분리하고, 이를 이용하여 현재 낙농산업에서 가장 경제적 손실이 큰 유방염에 대한 치료효과를 조사하였다. 본원 발명에서는 우선 실험실 조건에서의 가출 유방염 유발 세균의 항균 효과를 확인하기 위하여 농도별, 시간별로 처리하여 본 결과 0.0001%이상의 키토산 올리고당을 첨가시 5분 이상의 시간이 경과시 사멸 효과를 나타내었으며, 18시간 이상이 경과시 생존하는 콜로니가 나타나지 않아 대부분 사멸되었다. 또한, 상기결과에 비추어 유방염등을 일으키는 S. aureus 를 동물에 인공감염 시킨 후, 키토산 올리고당을 생체투여하고 그 치료 효과를 조사한 결과,  키토산 올리고당을 처리하지 않은 동물의 경우에서는 생존률이 10%이내였던 것에 비교하여 키토산제제를 처리한 경우는 70-100%의 치료효과가 있었다. 
     상기 결과를 토대로, 유방염 생존율 감염된 젖소에 매일 15g의 키토산 올리고당을 7일 이상 경구 투여한 결과, 면역 반응에 있어서 매우 중요한 역할을 하는 단핵세포를 활성화시키고 세균을 사멸시키는 작용과 우유내 체세포수를 감소시켰다.
Patent KR-20000014486-A (KR)
Title: Polyethylene glycol-succinimidyl propionate
Inventor: NO KWANG
IPC: C07D207/40
Filed: 1998-08-21
Abstract: PURPOSE: Title compound is provided which can easily prepare PEG-hemoglobin. CONSTITUTION: The polyethylene glycol derivatives(formula I; R is alkyl group) having 300- 200,000 of molecular weight are prepared by the reaction of polyethylene glycol, ethyl acrylate and N-hydroxysuccinimide. Thus, 100 g of methoxy-polyethylene glycol and 3.36 g of potassium hydroxide are reacted at 0- 5 degree C in 200 ml of distilled water, followed by addition of 32 ml or ethyl acrylate at 0- 5 degree C for 5 hours to give m-PEG ethyl propionate. Obtained 93 g of m-PEG ethyl propionate is stirred in 300 ml of 1N- aqueous sodium hydroxide solution at room temperature for 17 hours to give m-PEG propionic acid compound. 86.5 g of the m-PEG propionic acid is stirred at 0- 5 degree C in 250 ml of dichloromethane, and added 3.9 g of N-hydroxysuccinimide, followed by addition of a mixed solution of 7.0 g of dicyclohexyl carbodiimide and 50 ml of dichloromethane at room temperature for 15 hours to give the title compound.
Patent KR-20000015293-A (KR)
Title: Double frequency jump method of frequency synthesizer
Inventor: KU DO IL
IPC: H03L7/16
Filed: 1998-08-28
Abstract: PURPOSE: A double frequency jump method of a frequency synthesizer is provided to all of jump intermediate frequency and radio frequency. CONSTITUTION: A double frequency jump method includes an intermediate local oscillation frequency generation step, and a radio local oscillation frequency generation method. In the intermediate local oscillation frequency generation step, the method increases an intermediate local oscillation frequency with a predetermined frequency unit during the predetermined times according to a sequential increase of a channel. In the radio local oscillation frequency generation method, the method increases a radio local oscillation frequency with a predetermined frequency unit by one level, when the intermediate local oscillation frequency is increased for the predetermined times with a predetermined frequency. Thereby, the method jumps all of the intermediate frequency and the radio frequency.
Patent KR-20000015712-A (KR)
Title: Speaker grill device of a television
Inventor: PARK YOUNG GYU
IPC: H04R1/02
Filed: 1998-08-31
Abstract: PURPOSE: A speaker grill device for TV is provided to improve the disperse of sound of speakers and the quality of TV sound and to make the usage of TV more easy by installing different grill plate according to the model of TV. CONSTITUTION: The device comprises a subordinate grill plate inserting part(140) and a subordinate grill plate(150). The subordinate grill plate inserting part comprises an information exit(141); a fixing leave(143) in which a guide groove is installed; a speaker blame(121) is formed to prevent the sound leak from the speaker; and a speaker frame(111). A sound dispersing plate of the subordinate grill plate(150) is formed a arch type or a rectangular type for easy sound disperse. A stone projection(150a) is formed to prevent the output sound from being discharged outside at an end of the subordinate grill plate and the plate is formed in various colors to effect the design of TV.
Patent KR-20000000002-A (KR)
Title: Preparing method for mugwort pharmaceutical extracts and electric mugwort moxibustion apparatus
Inventor: CHO BONG GWAN
IPC: A61H39/06
Filed: 1998-09-26
Abstract: PURPOSE: A method for extracting and preparing mugwort pharmaceutical extracts from a mugwort is provided to use sanitarily and conveniently by spreading the mugwort pharmaceutical extracts performing a medical action of the mugwort on an operating unit. CONSTITUTION: A method for manufacturing mugwort pharmaceutical extracts includes: a first step extracting a mugwort methyl alcohol by putting a mugwort leaf and a methyl alcohol for manufacturing mugwort methyl alcohol pharmaceutical extracts by concentrating; a second step extracting a mugwort dichloro-methane fraction; a third step extracting a mugwort ethyl acetate fraction from a remained ingredient from extraction of the mugwort dichloro-methane fraction in the second step; and a fourth step concentrating after mixing the extracted mugwort dichloro-methane fraction with the mugwort ethyl acetate fraction for obtaining the mugwort pharmaceutical extracts from the concentrated mixture.
Patent KR-20000024876-A (KR)
Title: Dermal composition for curing wound containing collagen synthesis promoter
Inventor: KIM SONG E
IPC: A61P17/02
Filed: 1998-10-02
Abstract: PURPOSE: A dermal composition for curing wound containing more than one of extract from magnolia floss, Angelicae Dahuricae Radix, Caryophylli floss as a collagen synthesis promoter is provided, which shows strong collagen synthesis promoting effect and excellent wound curing effect when applied on skin, and has prominent safety without side effect. CONSTITUTION: A preparing process of dried extract from magnolia floss, Angelicae Dahuricae Radix, Caryophylli floss comprises of: crushing the herb medicine; adding 5-20volume of water, primary alcohol, ethylacetate, acetone and chloroform; heating and extracting at 50-100°C for 1-5hrs; filtering extract; extracting more than one time using the same method; adding the extracts from each stage together; concentrating under pressure reducing state; freeze-drying or spray-drying. The extract can be used in preparing ointment or cosmetic material, of which content in the ointment or cosmetic material is 0.0001-10.0wt.%, desirably 0.0005-10wt.% based on dried weight.
Patent KR-20000025926-A (KR)
Title: New oxadiazole for synthesizing luminescent polymer and synthetic method of new luminescent polymer and electric luminescent element using them
Inventor: HWANG DO HOON
IPC: C07D271/10
Filed: 1998-10-15
Abstract: PURPOSE: New oxadiazole for polymerizing a luminescent polymer and synthetic methods of new luminescent polymers and electoluminescent elements using them are provided which promote the luminescent efficiency of electoluminescent elements. CONSTITUTION: New oxadiazole for polymerizing a luminescent polymer and synthetic methods of new luminescent polymers and a method for making luminescent elements are described which comprise: (a)obtaining oxadiazole which enable to excel in an electron injection and transfer capability in a luminescent polymer; (b)synthesizing luminescent polymers of formula (P-1) and (P-2) having a solubility in an organic solvent and an excellent electron and hole transfer capability by reacting them with a compound having a hole transfer capability; (c)forming semitransparent electrodes, polymer luminescent layers comprising the formula (P-1) and (P-2) and metal electrodes in regular series.
Patent KR-20000026534-A (KR)
Title: Process for preparing 2-[(2,6-dichlorophenyl)amino]phenyl acetoxyacetic acid
Inventor: LEE HAN KU
IPC: C07C227/14
Filed: 1998-10-21
Abstract: PURPOSE: A 2-£(2,6-dichlorophenyl)amino|phenyl acetoxyacetic acid is prepared which has a high selectivity not using hydrogenation process. CONSTITUTION: Compounds of formula 2(R is C1-C10 straight or branched alkyl or aryl group) and compound of formula 3 or their salts are reacted at 0°C to refluxing temperature, inert atmosphere to give the compound of formula 1. Thus, 5.0 g of dichlorophenac pivaloyl anhydride dissolved in 50 ml of dimethyl formamide at 0°C under nitrogen atmosphere is reacted with a mixed solution of 1.0 g of glycolic acid, 5 ml of dimethyl formamide and 1.331 g of triethyl amine at room temperature for 30 minutes. Obtained solution is acidified by 1N-hydrochloric acid to give 3.633 g of the title compound.
Patent KR-20000026611-A (KR)
Title: Electric business card and portable information storage device having an electric business card information reader within
Inventor: KIM JONG YUN
IPC: G06K19/067
Filed: 1998-10-21
Abstract: PURPOSE: An electric business card and portable information storage device are provided to exchange the information of a business card with a business partner. CONSTITUTION: A portable business card information storage device is consisted of a storage device, a card board, and a portable information storage device. A magnetic tape can be the storage device and is attached on the card board. The card board is made of durable materials such as plastic. The information to be written on a business card is at first printed on the plastic card, and then recorded on the magnetic tape after being converted into an electro-magnetic signal. The portable information storage device has an information reader within. To read the information on the card immediately after receiving a business card from other people, a reading device is installed in a portable device such as an electric calculator and a cellular phone. By virtue of this system, people can possess only one business card and manage the business card information conveniently.
Patent KR-20000030955-A (KR)
Title: Single chip multi-processing microprocessor having exclusive synchronization register file
Inventor: PARK KYONG
IPC: G06F15/76
Filed: 1998-10-22
Abstract: PURPOSE: A single chip multi-processing microprocessor having exclusive synchronization register file is provided to improve the performance of the system using the single chip multi-processing microprocessor by preventing busy-retry generated in the internal bus and external matching. CONSTITUTION: A microprocessor has a plurality of instruction level parallelism(ILP) processor, an internal bus(30) for connecting the ILP processors(10), and an exclusive synchronization register file(20) having multiple ports for performing the synchronization instruction by simultaneously accessing to the ILP processor. Since the exclusive synchronization register file stores locking variables temporarily, the address conversion and memory access possibly generated while performing the general synchronization instruction by performing a synchronization instruction for a locking variable.
Patent KR-20000026883-A (KR)
Title: Control method of humidifying and generating ozone in refrigerator
Inventor: CHO GYEONG HUN
IPC: F25D23/00
Filed: 1998-10-23
Abstract: PURPOSE: A control method of humidifying and generating ozone in refrigerator is provided to keep the freshness by the humidity by selectively controlling the generation of ozone by corresponding to the humidity in a refrigerator and to maximize the sterilization and deodorizing performances according to the ozone. CONSTITUTION: A control method of humidifying and generating ozone in refrigerator comprises: controlling the humidification to maintain predetermined standard humidity in a general humidity control mode; controlling the humidification to make the present humidity become the ozone generation standard humidity predetermined to be higher than the general standard humidity if the time is the ozone generation time; and generating ozone for a certain time by converting to an ozone generation control mode if the present humidity is the ozone generation standard humidity and repeatedly converting to the general humidity control mode. Herein, the ozone generation standard humidity is set up over 80%. And the ozone is generated at an interval of 1 per every 60 minutes.
Patent KR-19990007726-A (KR)
Title: 소프트 아이스크림을 콘에 담는 기구
Filed: 1998-10-26
Abstract: 소프트 아이스크림을 제조하여 콘에 담아 소비자에게 줄때까지 현재까지의 기계는 원액을 큰 통에 담아 일정온도의 냉동기계에 넣어 보관하여 소비자의 요구에 따라 기계의 배출구를 통해 사람이 콘을 잡고 돌려가며 데코레이트하는 SYSTEM인데 현재의 국내사용기계는 대부분 수입품이고 큰 통에 원액을 담아 놓으므로서 위생상의 문제와 기계의 가격이 비싸고 전기의 소모가 많으며 사람이 손으로 콘을 잡고 있는 불편함 등이 있어 이를 개선하는 새로운 SYSTEM으로 소프트 아이스크림을 일정한 용기에 담아 일정한 온도로 유지하게끔 공장에서 제조하여 냉동기에 보관토록하고 손님이 원하는 경우 이 용기를 위에서 압축하면 밑에 받침대에 놓여 있는 콘이 자동으로 회전하면서 아이스크림을 담아내는 기계를 설계 고안한 것임.
Patent KR-19990045225-A (KR)
Title: 반도체장치, 정전방전보호소자 및 절연파괴방지방법
IPC: H01L29/78
Filed: 1998-11-12
Abstract: 개시된 내용은, 소스, 게이트 및, 웰을 소스배선의 접지전위 또는 소스전위에 접속하고, 드레인을 입출력배선에 접속한 MOS트랜지스터를 구비한 반도체장치에 관한 것이다.  본 반도체장치의 정전방전보호소자에서는, 웰콘택트영역(8)에 설치된 게이트절연막(13)(산화막)에 의해 웰(12)과 절연된 게이트전극(4)에 의해, 웰콘택트홀의 웰로의 접촉면적을 제한하며, 결과적으로, MOS트랜지스터의 기생 바이폴라 트랜지스터의 동작을 일으키기 쉬게 해서, 정전보호를 행한다.  따라서, LSI내의 MOS트랜지스터를 정전파괴로부터 보호할 수 있다.
Patent KR-20000032393-A (KR)
Title: Structure for combining bushing of drum shaft for drum washing machine
Inventor: KIM SEON U
IPC: D06F39/00
Filed: 1998-11-14
Abstract: PURPOSE: A structure for combining a bushing is provided to prevent the leakage of washing water to a gap of a combined portion of the drum shaft and the bushing combined in the drum shaft for preventing corrosion and abrasion of an oil seal. CONSTITUTION: A bushing(108) combined into a drum shaft(107) for preventing a corrosion and an abrasion of an oil seal is forcibly inserted in the drum shaft(107) before a spider(106) is inserted into the drum shaft(107) and injection-molded. The spider(106) is inserted and injection-molded in the state combined the bushing(108) in the drum shaft(107). An injected material of the spider(106) is injection-molded to cover a flange(109) of the bushing(108). Therefore, a gap is not generated by integrating the bushing(108) and the spider(106), and washing water inside a tub(103) is not leaked through the injection-molded part. And the remove of the bushing(108) from the spider(106) by a vibration during operating is prevented by forming a knurl portion in an outer circumference of the flange(109) of the bushing(108).
Patent KR-20000033939-A (KR)
Title: Device for managing data for monitoring efficiency of circuit distributing device using shelf and method thereof
Inventor: PARK SEONG HO
IPC: H04L12/26
Filed: 1998-11-26
Abstract: PURPOSE: A device for managing a data for monitoring an efficiency of a circuit distributing device using a shelf and its method are provided to reduce a load of a work station to control and to manage the entire system of the circuit distributing device by managing own data in the shelf as each individual device by itself. CONSTITUTION: A transmission of a data for monitoring efficiency is requested to an appropriate shelf according to a request of a manager of a circuit distributing device. When the previously collected monitoring data of efficiency is transmitted from the appropriate shelf according to the request of transmission, the appropriate data is outputted on a screen so the manager of the circuit distributing device as to see. The monitoring data of efficiency is collected for a first basic time to collect the monitoring data of efficiency from the shelf. After the collected monitoring data of efficiency for the first basic time is stored, the monitoring data of efficiency is collected for a second basic time. The collected monitoring data of efficiency for the second basic time is stored and the monitoring data of efficiency is collected for a third basic time. The collected monitoring data of efficiency for the third basic time is stored, and the monitoring data of efficiency is continuously collected for the third basic time before a unexpected situation such as an initialization of a system is generated.
Patent KR-20000038725-A (KR)
Title: Method for decreasing call drop rate of mobile telephone in cellular radio telecommunication system
Inventor: HWANG YUN SEOK
IPC: H04W76/06
Filed: 1998-12-08
Abstract: PURPOSE: A method for decreasing call drop rate of a mobile telephone in a cellular radio telecommunication system is provided to transmit more reverse frames by delaying transmission suspension limit point of the mobile telephone in case of continually being generated in a forward link, improve the quality of the forward link by using EIB(Erasure Indicator Bit), thereby continually receiving good forward frames. CONSTITUTION: A mobile telephone transmits an electric power through reverse directional link(s110). When continually receiving one hundred and twelve bad frames from a base station, the mobile telephone discontinue to transmit the electric power(s120,s130). When continually receiving 2 good frames, the mobile telephone resumes transmitting the electric power(s140). When not receiving 2 good frames until five seconds pass after receiving a first bad frame, the mobile telephone releases call(s170).
Patent KR-20000039356-A (KR)
Title: Train controlling system
Inventor: KIM BONG TAEK
IPC: B61L27/00
Filed: 1998-12-12
Abstract: PURPOSE: A train controlling system is provided to safely operate a train by using a signal device, first and second position information boxes. CONSTITUTION: A signal device(3) provides a train with the information when a rail(1) is damaged. A first position information box(4) is connected to the signal device(3), and receives information about the position of the train and rail and transfers the information to the train. A second position information box(5) is installed at a position which is separated from the signal device(3), and sends the position information. A ground device comprises a ground antenna(6) and a communication cable(7). A train device(30) is installed in the train transmits and receives the information about the position of the train and the rail.
Patent KR-20000040591-A (KR)
Title: Method for manufacturing multi chip scale package on wafer level
Inventor: JANG DONG HYEON
IPC: H01L23/28
Filed: 1998-12-18
Abstract: PURPOSE: A multi chip scale package is provided to prevent damage of a semiconductor chip, to prevent a delay of signal transmission, and to obtain a package having high density. CONSTITUTION: A wafer includes a plurality of semiconductor chips(120) formed therein. Some neighboring chips(120) are used to manufacture a multi chip scale package(200). A plurality of bonding pads(122) are formed on each chip(120) and exposed through a passivation layer covering the chip(120). Metal wirings(130) are then patterned on the passivation layer, and each bonding pad(122) is connected with one end of each metal wiring(130). A dielectric layer is then formed on the passivation layer and the metal wirings(130), exposing the other end of each metal wiring(130). The exposed portions of the metal wirings are used as ball pads(132) on which solder balls(150) are formed. Therefore, the bonding pads(122) of the chip(120) are respectively redistributed to and electrically connected with the solder balls(150) through the metal wirings(130).
Patent KR-20000041197-A (KR)
Title: Watch having through hole
Inventor: SHONG BYUNG JUN
IPC: G04C23/00
Filed: 1998-12-22
Abstract: PURPOSE: A watch having a through hole is provided to prevent a moisture from being generated at a watch wearing part. CONSTITUTION: A watch having a through hole comprises a watch main body(200) which has a through hole(220) of a predetermined shape. The watch main body(200) has a watch upper surface(210) using light emitting diodes. A time hand(212) and a minute hand(214) are expressed on circumferences of different radius on the basis of the through hole(220). The time hand(212) and the minute hand(214) are sequentially turned on and off by a normal operation of a movement mounted in the watch main body(200).
Patent KR-20000044217-A (KR)
Title: Method of managing data for fixed charge permitting area
Inventor: JEONG WON JAE
IPC: H04M15/00
Filed: 1998-12-30
Abstract: PURPOSE: A method of managing data for fixed charge permitting areas is provided to reduce a memory to reduce processor load data(PLD) of an exchange, so as to reduce a data loading time, by separating domains related to a fixed charge in a database. CONSTITUTION: A database is dualized into a subscriber data relation and a common management relation. The common management relation separates and commonly manages fixed charge permitting areas of the subscriber data relation. The database has a fixed charge permitting flag presenting whether a tuple corresponding to the common management relation is utilized. The database manages subscriber information including a fixed charge area pointer. The fixed charge area pointer indicates the tuple in the subscriber data relation. A method for managing the fixed charge permitting areas in the database comprises the steps of: if a specific subscriber is registered in a fixed charge function, allocating a pointer so that the pointer can indicate the tuple to the fixed charge area pointer; setting up the fixed charge permitting flag of the common management relation having the allocated pointer as a valid state, and registering local codes in the fixed charge permitting areas.
Patent KR-20000044863-A (KR)
Title: Method for flattening interlayer insulation film in semiconductor device
Inventor: LEE SANG HWA
IPC: H01L21/304
Filed: 1998-12-30
Abstract: PURPOSE: A method for flattening an interlayer insulation film is provided to suppress a void generation at a wide contact portion of a chip guide ring. CONSTITUTION: A method for flattening an interlayer insulation film comprises forming a first interlayer insulation film(42) on a semiconductor substrate(41). A first metal contact(43) is formed along a portion where a chip guide ring is formed. A tungsten plug(44) is formed in the first metal contact(43) by using a chemical vapor deposition(CVD) method. A first metal line(45) is formed on a resultant structure comprising the first metal contact(43). A first insulation film(46A) is formed on the metal line(45) by depositing a high-density plasma oxide film, a silicon oxide nitride film or a high-density plasma oxide film and a silicon-rich oxide film. A flat film(46B) is formed at a gap portion in the metal contact. A second insulation film(46C) is formed on an entire surface.