baber/WOPTO huggingface dataset:
Patent KR-20020032056-A (KR)
Title: A semiconductor device
Inventor: LEE SEONG GWON
IPC: H01L21/8244
Filed: 2000-10-25
Abstract: PURPOSE: A semiconductor device using an interlayer dielectric having a flow property is provided to prevent electric fails due to a shift of conductive metal lines by using dummy contact patterns. CONSTITUTION: A plurality of conductive metal lines(30) having constant distance are formed on an interlayer dielectric having a flow property, such as BPSG(BoroPhospho Silicate Glass), PSG or BSG. A plurality of metal contacts(31) are arranged at one side of the conductive metal lines(30). At this time, the metal contacts(31) are formed by dummy contact patterns, thereby preventing electric fails due to the shift of the conductive metal lines(30).
Patent KR-20020032057-A (KR)
Title: An apparatus for transferring/reversing a substrate, a system for transferring/reversing a substrate using the apparatus, and a method for transferring/reversing a substrate
Inventor: CHO HO JUN
IPC: H01L21/68
Filed: 2000-10-25
Abstract: PURPOSE: A wafer transfer/rotation apparatus is provided to easily install a small space and to reduce manufacturing costs by improving the structure of the apparatus. CONSTITUTION: A transfer/rotation apparatus moves along a linear traveling rail. A plurality of load/unload units are arrayed beside the linear traveling rail side by side. A multiple of processing units are arrayed on the opposite side of the load/unload units using the linear traveling rail as a datum line. A main unit fixed to the load/unload units controls the resultant structure. The transfer/rotation apparatus has a finger assembly(9). The finger assembly(9) further includes supporting part(10) connected to a pair of arms(6a,6b), clamping parts(11) located in the edge portion of the finger assembly(9) clamping wafer(W) and wafer rotation parts(12) located between the supporting parts(10) and the clamping parts(11) rotating the wafer(W) by circulating the clamping parts(11). At this point, the transfer and the rotation of the wafer(W) are simultaneously performed without a rotation unit and a sub-arm.
Patent KR-20010051352-A (KR)
Inventor: BAYLESS STEPHEN F
IPC: G06F13/00
Filed: 2000-10-31
Abstract: PURPOSE: To provide an outside interface having a high data transferring speed which is properly supported by an operating system specific to a host computer. CONSTITUTION: This is a method for mounting such a device which can not permit any waiting time as a CD-RW device on a high band width interface which is satisfactorily supported on a host computer. The desired high band width interface is obtained as a universal serial bus(USB) which is normally installed in a personal computer manufacture in the late 1990s. An isochronous transfer mode desired for communication with the CD-RW requiring continuous data transfer and the other device is used based on necessity for the preliminarily assigned high band width. One of the data reliability mechanisms is mounted on connection with the USB, and precision in data transfer to various devices connected with the USB is guaranteed.
Patent KR-20020036018-A (KR)
Title: Electroluminescent polymer having good carrier transport balance and electroluminescent device using thereof
Inventor: HONG YEONG RAE
IPC: C08G61/02
Filed: 2000-11-07
Abstract: PURPOSE: Provided is an electroluminescent polymer having a high charge-supplying-balance, which has excellent luminescent efficiency, thin film property, and improved solubility for an organic solvent, and an electroluminescent element using the electroluminescent polymer. CONSTITUTION: The electroluminescent polymer is represented by the formula 1 or the formula 3 as a copolymer comprising the monomer of the electroluminescent polymer(formula 1) and the monomer of a PPV, wherein X1-X9 are each hydrogen, C1-C40 aliphatic alkyl, branched alkyl, cyclic alkyl, alkoxy or silyl, and C4-C14 aromatic group substituted by at least one of C1-C40 alkoxy or amine or not substituted, and a/(a+b) is 0.1 or more and 0.9 or less. The PPV monomer is 2,5-bis(chloromethyl)-4-(2-ethylhexyloxy)anisole or bis(chloromethyl)-1-dimethyloxy-4-methoxy benzene. And the electroluminescent element has a luminescent layer containing the electroluminescent polymer composition.
Patent KR-20020036886-A (KR)
Title: Prismatic type secondary battery
Inventor: NAM JEONG IL
IPC: H01M2/10
Filed: 2000-11-11
Abstract: PURPOSE: Provided is a square shaped secondary battery capable of reducing the cost of manufacture and increasing productivity. CONSTITUTION: The square shaped secondary battery comprises a cap plate(6) which is welded to an upper opening of can containing a power generating element; withdrawing terminal(80) comprising head part(80A), a connection part(80B) and coking part(80C); and a terminal tab(160) which is connected to one electrode of the power generating element. The coking part is inserted in coking hole(160A) and connected to the hole by coking.
Patent KR-20020042013-A (KR)
Title: Method and apparatus for fluid fertilizer manufacture from Organic Industrial Wastes
Inventor: HYUN HAE NAM
IPC: C05G5/20
Filed: 2000-11-29
Abstract: PURPOSE: A manufacturing method of liquid fertilizer enriching soil and helping growth of plants is provided, which is characterized by extracting humic substances from the reaction of sewage sludge, organic industrial waste, with alkali solution, and adding essential elements for plant growth. CONSTITUTION: The manufacturing method is as follows: filling sewage sludge(23) in a vessel(20) for extracting humic acid; adding 0.01-1.00N of an alkali solution(22) such as KOH, NaOH, Mg(OH)2, etc., mixing, and heating the vessel in boiling water(11) at 50-120deg.C over 50min. to extract humic acid and fulvic acid; adding plant nutrients such as N, P and K, and trace elements such as Fe, Cu, Mn, Mo, Zn, and B.
Patent KR-20010062366-A (KR)
Inventor: EVANS TIMOTHY VAN
IPC: B23K35/36
Filed: 2000-12-13
Abstract: PURPOSE: An environmental-friendly flux is provided which is capable of effectively brazing aluminum heat exchangers containing a high magnesium content during CAB brazing. CONSTITUTION: The flux for CAB brazing an aluminum heat exchanger comprises cesium fluoride, lithium fluoride and potassium aluminum fluoride, wherein cesium fluoride is present in a range of 0.1 wt.% to 14 wt.% and lithium fluoride is present in a range of 0.5 wt.% to 15 wt.% and potassium aluminum fluoride being a balance thereof. The heat exchanger comprises a first component and a second component, wherein at least one of a first component and a second component is made of an aluminum based material containing magnesium greater than 0.25 wt.%; and a flux applied to at least one of first component and second component, wherein a flux comprises a mixture of the cesium fluoride, lithium fluoride and potassium aluminum fluoride, wherein the cesium fluoride is present in a range of about 0.1 wt.% to about 14 wt.% and the lithium fluoride is present in a range of about 0.5 wt.% to about 15 wt.% and the potassium aluminum fluoride being a balance thereof.
Patent KR-20020047453-A (KR)
Title: TRANSCEIVER APPARATUS FOR 2.5Gbps OPTICAL TRANSMISSION
Inventor: AHN JEONG GIL
IPC: H04B10/40
Filed: 2000-12-13
Abstract: PURPOSE: A transceiver device for 2.5Gbps optical transmission is provided to easily and variously embody interfaces with other modules by extracting an STM-16(Synchronous Transport Module level 16) overhead and an STM-16 frame, processing the STM-16 overhead and the STM-16 frame by an STM-1 unit, and interfacing the STM-16 overhead and the STM-16 frame with the outside. CONSTITUTION: An STM-16 optical receiver(111) receives an STM-16 optical signal through an external optical line and converts the received STM-16 optical signal into an STM-16 electric signal. A CRU(Clock Recovery Unit)(120) extracts a clock signal in which a frequency and a phase are identical to an STM-16 signal from the STM-16 electric signal. A demultiplexer(131) demultiplexes the STM-16 electric signal received from the STM-16 optical receiver(111) for dividing the STM-16 electric signal into 155Mbps signal with 16 bits. An STM-16 transport terminator(140) performs a frame arrangement of the 155Mbps signal with 16 bits received from the demultiplexer(131) using the clock signal extracted from the CRU(120), extracts an overhead, converts the 155Mbps signal with 16 bits into an STM-1 signal with 16 channels, and transmits the STM-1 signal with 16 channels to an external interface. The STM-16 transport terminator(140) receives the STM-1 signal with 16 channels, converts the received STM-1 signal with 16 channels into the 155Mbps signal with 16 bits, and inserts an overhead into the 155Mbps signal with 16 bits. A multiplexer(133) receives the 155Mbps signal with 16 bits from the STM-16 transport terminator(140) and multiplexes the received 155Mbps signal with 16 bits into an STM-16 signal according to the clock signal received from the CRU(120). An STM-16 optical transmitter(113) receives the STM-16 electric signal from the multiplexer(133), converts the received STM-16 electric signal into an optical signal, and transmits the optical signal to the outside through the optical line.
Patent KR-20020055045-A (KR)
Title: Method for canister purge controlling of engine in vehicle
Inventor: KIM UI SIK
IPC: F02D41/02
Filed: 2000-12-28
Abstract: PURPOSE: A fuzzy control is available in an open loop by car speed and a throttle opening degree using a coolant temperature and intake air temperature. CONSTITUTION: When an automobile is started, a fuzzy control is carried out by a fuzzy stop control condition. And the fuzzy control is further carried out by a fuzzy duty reducing control condition. And the fuzzy control is carried out by an off loop fuzzy control condition.
Patent KR-20020055772-A (KR)
Title: Device for controlling tension of belt wrapper for a cold rolling factory
Inventor: BYUN OK RAN
IPC: B21B37/48
Filed: 2000-12-29
Abstract: PURPOSE: An apparatus for controlling tension of a belt wrapper in a cold rolling plant is provided to control tension, feedback control a tension cylinder, automatically control a pneumatic control valve and history manage control amount for a coil by installing a bypass line separately from a pneumatic line to adjust tension in manual and automatic modes. CONSTITUTION: The apparatus for controlling tension of a belt wrapper in a cold rolling plant comprises a pneumatic line equipped with two manual valves(18) controlling compressed air supplied to a tension cylinder(4) from an air line, and a pneumatic control valve(17) installed between the two manual valves(18); a bypass line(27) which is connected to the pneumatic line in a row to selectively bypass the compressed air, and which is equipped with a bypass valve(19); a manometer(26) for indicating pressure of the compressed air passing through the pneumatic line, and a pressure detecting sensor(20) for detecting pressure; a tension cylinder position detecting sensor(25) for detecting displacement amount of the tension cylinder(4) displaced by the compressed air supplied through the pneumatic line or the bypass line(27); and a tension controller(14) for controlling pressure of the tension cylinder(4) by controlling the pneumatic control valve(17) based on pressures inputted from the pressure detecting sensor(20), positions of the tension cylinder(4) inputted from the tension cylinder position detecting sensor(25), field manual set values(22), remote manual set values(23) and instruction values.
Patent KR-20020056596-A (KR)
Title: pressure control system for automatic transmission and method thereof
Inventor: PARK JIN MO
IPC: F16H61/06
Filed: 2000-12-29
Abstract: PURPOSE: A device and a method for controlling hydraulic pressure of an automatic transmission are provided to improve a transmission feeling and secure rapid response at the time of transmission by changing a pressure control way into a completely independent pressure control way. CONSTITUTION: A device for controlling hydraulic pressure of an automatic transmission includes a flow channel converting part and a pressure controlling part. The flow channel converting part has a high/low valve(40) for reducing line pressure, a servo release feed valve(50) for releasing connection of a kick down band brake, a switch valve(60) for connecting a low/reverse brake by supplying line pressure to the low/reverse brake, a fail safe valve(70) for preventing supply of operating pressure to a friction element causing interlock of the transmission, and a transmission control solenoid valve for supplying operating pressure to the corresponding friction element. The pressure controlling part has an NR control valve(80) for supplying operating pressure to the low/reverse brake in an R range, first, second and third pressure control valves(90,100,110).
Patent KR-20020058671-A (KR)
Title: Fuel cell system for vehicles
Inventor: CHO GWON TAE
IPC: H01M8/06
Filed: 2000-12-30
Abstract: PURPOSE: Provided is a fuel cell system for automobile, which allows the storage of high pressure hydrogen when it is unused, and thus has increased fuel efficiency and stability. CONSTITUTION: The fuel cell system for automobile comprises a tank(21) for liquefied hydrogen which is installed in automobile and has stored, liquefied hydrogen therein; a fuel cell stack(23) which receives hydrogen through fuel line connected with the tank for liquefied hydrogen and generates an electricity; and a metallic alloy for hydrogen storage(24), which is installed on either side of the fuel line, stores high pressure hydrogen discharged from the tank for liquefied hydrogen, and supplies hydrogen by the fuel line.
Patent KR-20020057121-A (KR)
Title: Apparatus for Controlling Temperature in Electric Rice Cooker
Inventor: JUN JUN SEOP
IPC: A47J27/62
Filed: 2000-12-30
Abstract: PURPOSE: A boiling temperature controlling apparatus is provided to compensate for the boiling temperature by removing a resistor connected to a predetermined port of a microprocessor when the deviation of the boiling temperature of an electric kettle is generated. CONSTITUTION: A boiling temperature controlling apparatus includes a function handling section for selecting the function of an electric kettle, a display device for displaying the operation of the electric kettle, a locking/releasing handle for locking/releasing a lid of the electric kettle, an automatic steam discharging port for automatically discharging steam remaining in the electric kettle, a pressure pin for adjusting pressure in the electric kettle, a heating device for applying heat to the electric kettle, a sensor for detecting the temperature in the electric kettle, and a control section for controlling the operation of the electric kettle. A resistor is connected to a predetermine port of a microprocessor included in the control section. Voltage applied to the resistor is distributed in the resistor so that the predetermined port is maintained in a "high state".
Patent KR-20010021811-A (KR)
Title: 금속 표면 처리제, 금속 표면 처리 방법 및 프리코트 강판
IPC: C09D175/06
Filed: 1999-05-14
Abstract: 본 발명은 공해의 원인이 되는 6가 크롬 화합물을 사용하지 않고, 높은 방식성 피막을 형성할 수 있는 금속 표면 처리제 및 금속 표면 처리 방법을 제공한다. 
     본 발명에 있어서는, 1분자중에 적어도 1개 이상의 메르캅토기를 함유하는 화합물과, 필요에 따라서 경화제, 경화 촉매 및/또는 실리카를 함유하여 이루어지는 조성물로 이루어지는 금속 표면 처리제로 금속 표면을 피복하고, 상기 금속 표면 처리제의 피복을 열처리한다.
Patent KR-20010023012-A (KR)
Title: Metal body for packaging purposes, for example a food can
IPC: B65D1/02
Filed: 1998-08-11
Abstract: Metal body for packaging purposes comprising a closed metal shell extending around a longitudinal axis which is suitable for being provided on a side named here as the top with a lid running essentially perpendicular to the longitudinal axis. A transverse cross section through the shell on and close to the top has a contour comprising 3<=n<=6 contour line pieces that are curved concavely inwards with a minimum radius of curvature R, and n essentially straight contour line pieces. The shell also comprises at least n essentially flat shell parts, which are separated from one another by a sharp fold running essentially parallel to the longitudinal axis, which fold has a maximum radius of curvature r, whereby r<=0.4 R.
Patent KR-20010024327-A (KR)
Title: 다중 출력 프로그래머블 기준 전압원
IPC: G05F1/10
Filed: 1998-09-28
Abstract: 본 발명에 의한 프로그래머블 전압원(28, 29, 30)은 일련의 입력 데이터 값(22의 출력)에 의해 결정되는 레벨을 가지는 한 세트의 출력 기준 전압(V1-V3)을 생성하는데, 여기서 각 입력 데이터 값은 개별적인 하나의 기준 전압에 해당한다.  전압원은 충전 전류(I CH )를 생성하기 위한 충전 전류 발생기(28) 및 한 세트의 샘플 홀드 회로(30)를 포함하는데, 여기서 각 샘플 홀드 회로는 개별적인 하나의 데이터 값에 해당하며, 개별적인 하나의 출력 기준 전압을 생성한다.  충전 전류 발생기는 각 데이터 값을 연속적으로 수신하고 충전 전류를 해당 샘플 홀드 회로에 공급하며, 샘플 홀드 회로는 충전 전류를 적분함으로써 출력 기준 전압을 조정한다.  충전 전류 발생기는 샘플 홀드 회로에 의해 생성된 출력 기준 전압을 모니터하고 충전 전류를 기준 전압 레벨과 입력 데이터에 의해 표시되는 레벨의 차에 비례하는 레벨로 설정한다.  따라서 샘플 홀드 회로의 기준 전압 출력은 입력 데이터에 의해 표시되는 레벨로 안정화된다.
Patent KR-20010015737-A (KR)
Title: 조작자의 신분확인을 위한 체크장치 및 기록매체
IPC: G06F1/00
Filed: 1998-10-20
Abstract: 간편한 동작으로 수행되어지는 체킹을 허락하기 위하여, CPU(10)는 RAM(18)에 미리 저장된 영상 위치표를 참고하여 표시장치(14) 상에 영상을 표시한다. 영상 위의 좌표가 입력장치(12)에 의해 순차적으로 지정될 때, CPU(10)는 지정된 좌표에 의해 특정된 위치들을 영상 위치표에 저장된 체킹 포인트들의 그것과 비교한다. 상호 비교된 위치들 사이의 오차 또는 차이가 허용범위 이내이고 좌표의 지정 순서가 적절할 때 CPU(10)는 체킹은 O.K.라고 결정한다.
Patent KR-20010024646-A (KR)
IPC: G05G1/30
Filed: 1998-11-30
Abstract: 본 발명은 기계식, 압력 작동식 또는 전기식 장치의 페달 조작용 구동장치에 관한 것으로, 중립위치에서 여러 방향의 작동위치로 조작되는 2차원 작동부재(70)에 의해 제어수단(50, 52)이 작동토록 한 것이다.
Patent KR-20010033717-A (KR)
Title: 질소 산화물 검출을 위한 금속 산화물 센서
IPC: G01N33/00
Filed: 1998-12-01
Abstract: 본 발명은 가스 샘플내의 CO 및 NO 모두를 CO 2 및 NO 2 로 각각 산화시킬 수 있는 센서 산화 촉매; 및 n-타입의 반도체 금속 산화물 센서를 포함하는, 흐르는 가스 스트림에서 질소 산화물을 검출하기 위한 센서 시스템에 관한 것이다. 상기 센서 산화 촉매는, 가스 스트림이 금속 산화물 반도체 센서에 접촉하기 전에, 흐르는 가스 스트림에서의 CO 및 NO를 산화시키기 위해 상기 시스템에 포함되며, 상기 n-타입의 반도체 금속 산화물 센서의 전기저항은 흐르는 가스 스트림에서 질소 산화물의 농도에 따라 변한다.
Patent KR-20010040639-A (KR)
IPC: B65D1/02
Filed: 1999-02-04
Abstract: A pressurized vessel, such as a tank liner, is formed of a thermoplastic injectionmolded connector or insert and a thermoplastic blow-molded vessel hotly. A noncylindrical skirt of the connector having a substantial surface area is spin-welded to a mating interface formed on the outer surface of the vessel body adjacent an orifice into which the insert is received. In a preferred embodiment, a sacrificed portion of an upstanding orifice sidewall forms a molten weld bead, which flows in a channel to fuse the skirt to the mating interface. <IMAGE>
Patent KR-20010040866-A (KR)
IPC: A61L9/12
Filed: 1999-01-22
Abstract: The invention concerns a volatile substance diffuser (102) comprising a body (104) with an aperture (111), and a reservoir (120) of product, comprising a volatile substance, the reservoir (102) being mounted mobile in the body (104) between a diffusing position enabling a gas to circulate through the product, then through the aperture (111) and a closed position wherein the product is isolated from the aperture (111), the reservoir and the body having respective surfaces (122,116) extending opposite each other. One of the surfaces (122) is spherical.
Patent KR-20010041121-A (KR)
Title: 무선 전화 시스템용 개선된 중앙 배치 장비
IPC: H04W88/08
Filed: 1999-02-19
Abstract: 현재의 전화 네트워크(15)와, 정의된 셀 또는 섹터내의 리모트 트랜시버 사이트 간에 전화 신호를 반송하는데 현재의 광대역 분산 네트워크(114)를 이용하는 무선 전화 시스템에서의 단순한된 중앙 배치 장비가 개시된다.  중앙 배치 장비의 요소들내의 신호를 핸들링하는데 캐리어 주파수를 요소간 전화 신호를 전송하는데 이용되는 주파수와 동일한 주파수를 이용하여, 중앙 배치 장비의 요소들간의 주파수 변환 단계의 수를 삭감함으로써, 단순화를 달성한다.  이것은 이러한 특성을 갖는 다르게 포맷팅된 무선 시스템에 적용 가능하다.
Patent KR-20010041987-A (KR)
IPC: A61K9/00
Filed: 1999-03-18
Abstract: Controlled release of hydrophobic bioactive substances in vivo over an extended time period and without "bursts" of drug release achieved using a liquid polymeric composition including a polymer such as poly(lactide-co-glycolide) copolymer in a mixture of hydrophilic and lipophilic solvents.
Patent KR-20010088291-A (KR)
Title: 하이드로카빌 치환된 폴리옥시알킬렌 아민을 포함한연료조성물
IPC: C10L1/22
Filed: 2000-02-16
Abstract: 가솔린 또는 디젤 범위의 비등점을 갖는 다수량의 탄화수소 및 2,050 내지 10,000 중량ppm의 하기 일반식 (I) 구조를 갖는 하이드로카빌 치환된 폴리옥시알킬렌 아민: 
       (I) 
     또는 이의 연료 용해성염을 포함하는 연료조성물; 
     상기식에서, 
     R은 1 내지 30개 탄소원자를 갖는 하이드로카빌 그룹이고; 
     R 1 및 R 2 는 각각 독립적으로 수소 또는 1 내지 6개 탄소원자를 갖는 저급알킬이고, R 1 및 R 2 는 독립적으로 각 -O-CHR 1 -CHR 2 - 유니트중에서 선택되고; 
     A는 아미노, 알킬그룹중에 1 내지 20개 탄소원자를 갖는 N-알킬 아미노, 각 알킬그룹중에 1 내지 20개 탄소원자를 갖는 N,N-디알킬 아미노, 또는 2 내지 12개 아민 질소원자 및 2 내지 40개 탄소원자를 갖는 폴리아민 성분이고; 및 
     x는 5 내지 100의 정수이다. 
     본 발명의 연료조성물은 엔진퇴적물, 특히 연소챔버 퇴적물의 예방 및 제어에 유용하다.
Patent KR-20010025037-A (KR)
Title: 지엽류의 진위 판정 방법
IPC: G07D7/12
Filed: 2000-03-14
Abstract: 미리 준비한 진짜 지엽류 각각에 대해, 미리 정해진 복수의 검사 부분마다, 복수 종류의 센서에 의해 복수 종류의 특징량을 측정하고, 얻어진 측정 결과에 기초하여 주성분 분석을 행하여, 소정의 주성분에 대응하는 직선의 식을 구하고, 구해진 직선의 식에 기초하여, 각 검사 부분에 대한 소정의 주성분에 관한 값으로 이루어지는 기준 데이터를 작성해 두고, 검사 대상의 지엽류에 대해, 미리 정해진 복수의 검사 부분마다, 상기 복수 종류의 센서에 의해 복수 종류의 특징량을 측정하고, 얻어진 측정 결과와 상기 직선의 식에 기초하여, 각 검사 부분에 대한 소정의 주성분에 관한 값으로 이루어지는 검사용 데이터를 작성하고, 기준 데이터와 검사용 데이터를 비교함으로써, 검사 대상의 지엽류의 진위 판정을 행한다.
Patent KR-20010071542-A (KR)
Title: 기판 이송장치
IPC: H01L21/00
Filed: 1999-06-18
Abstract: 본 발명은, 외부 처리장치와 공기 베어링 반송장치의 공기를 차단하여 서로 오염되는 것을 방지함과 동시에, 초 청정 수준을 만족시키는 저발진·저오염으로 기판의 반송도 가능한 기판 이송장치를 제공한다. 
     본 발명의 기판 이송장치는, 공기 베어링 반송장치의 내부공간과 외부 처리장치의 내부공간을 연결하는 입구와 출구를 갖춘 진공용기를 장착하고 있으며, 수평 원반형 상부판과 하부판을 진공용기내에 격납하고, 상하판으로 둘러싸인 공간에 기판을 위치시켜 밀폐된 공간으로 한 다음, 이 공간을 진공 또는 기체와 치환하는 구성을 갖춘 것을 특징으로 한다.
Patent KR-20010034928-A (KR)
Title: 티탄산 바륨 분산액
IPC: H01G4/12
Filed: 1999-06-21
Abstract: 본 발명은 비수성 매질 중의 티탄산바륨 기재 입자들의 슬러리, 분산액 또는 슬립 및 그들의 제조 방법을 제공한다.  입자들은 금속 산화물, 금속 함수 산화물, 금속 수산화물, 또는 바륨 또는 티타늄 이외의 금속의 유기 산 염을 포함하는 코팅을 갖는다.  입자의 적어도 90%는 코팅된 입자들이 고전단 혼합에 의해 분산되었을 때 0.9 마이크로미터 미만의 입자 크기를 갖는다.
Patent KR-20020057318-A (KR)
Title: electronic goods
Inventor: KIM BYEONG SIK
IPC: H05K5/02
Filed: 2001-01-04
Abstract: PURPOSE: An electronic product is provided to prevent an alien material from flowing into an outer casing through a reset hole by preparing a sealing member which moves elastically toward a reset button. CONSTITUTION: An outer casing(10) has a reset hole(14), a reset unit(15), and a sealing member(20) which is mounted between the reset hole(14) and the reset unit(15) for sealing the reset hole(14). The reset unit(15) consists of a reset switch(16) which is mounted on a PCB(Printed Circuit Board)(13) and a reset button(17) which operates the reset switch(16). The sealing member(20) includes a sealing end part(21) which covers up the reset hole(14) and a fixing end part(22) which is fixed in the outer casing(10).
Patent KR-20020057535-A (KR)
Title: service method for two mobile telephone terminals with single phone number
Inventor: JUN GHI CHAN
IPC: H04B7/00
Filed: 2001-01-05
Abstract: PURPOSE: A service method for two mobile phones sharing a telephone number is provided to automatically enable call environment through the vehicle terminal whenever a user starts an engine. CONSTITUTION: A switching center of a destination terminal receives a request for calling from a mobile phone switching center of an origination terminal(S30). The switching center refers to registered data for determining whether two mobile phones have the corresponding telephone number(S32). If one mobile phone has the corresponding telephone number, it is determined whether the location of the mobile phone is registered(S34). If not, the switching center reports that calling relay is impossible(S36). If registered, the switching center calls the mobile phone and assigns a calling channel for relaying the calling(S38). If two mobile phones have the same telephone number, the switching center determines whether the vehicle terminal is turned on(S40). The switching center assigns a calling channel for relaying the calling(S42). The switching center determines whether the portable terminal is turned on(S44). If turned on, the switching center assigns a calling channel for relaying the calling(S48). If both terminals are turned off, the switching center reports that calling relay is impossible(S46).