baber/WOPTO huggingface dataset:
Patent KR-19990077147-A (KR)
IPC: F16G13/16
Filed: 1997-11-07
Abstract: A link of a conduit chain, the link comprising two side plates adapted to be disposed in a substantially parallel relationship to each other and defining an interior space between them, and two crosspieces each for releasably connecting to each other corresponding ends of said the plates, the crosspieces further defining the interior space, each of the side plates and each of the crosspieces having respective free ends, a receptacle formed in the free end of each side plate for accommodating the free end of a crosspiece, engaging means adjacent to the free end of each side plate, and means adjacent to each free end in each crosspiece for engaging the crosspiece with the engaging means in a side plate.
Patent KR-20000010774-A (KR)
Title: Pipe coupling
Inventor: ILESIEK PETER
IPC: F16L21/06
Filed: 1997-05-06
Abstract: PURPOSE: A pipe coupling is provided to use two different clamps selectively and to reduce the logistics cost by maintaining small stock of one part. CONSTITUTION: The pipe coupling has:a closed housing having radius end walls(14); two annular beads(6) protruded inward of radial direction and separated to an axial direction placed to seal pipes(1, 2); and a packing collar(5) including the beads. Herein, the beads are subdivided into two adjacent radial beads(8, 9) by an annular gap(7) placed at acute angle to the lengthwise shaft of the pipe coupling. The gap(7) forms an acute angular packing lip(10) on the outward radial bead(9).
Patent KR-20010045720-A (KR)
Inventor: LEE HAK YONG
IPC: C04B18/10
Filed: 1999-01-26
Abstract: PURPOSE: An artificial stone composition using coal ash and economic manufacturing method thereof are provided. The resultant artificial stones having various colors and shapes are used for pavement, road, and flower bed. CONSTITUTION: The composition comprises 20-90pts.wt. of unsaturated polyester resin, 10-80pts.wt. of coal ash, 0-70pts.wt. of CaCO3, 0-70pts.wt. of SiO2 and 0-70pts.wt. of stone powder, where the particle size of coal ash, and CaCO3, SiO2 and stone powder is 180-450mesh sizes and 180-360mesh sizes, respectively. The manufacturing method comprises the steps of: mixing the composition; adding 1g(based on 100g of polyester resin) of methylethylketone peroxide as a hardening agent; pouring the mixture into a mold coated with a resin for gel coat; vibrating to remove formed foams; hardening at room temperature.
Patent KR-19990046440-A (KR)
Title: 신발의미끄럼방지구조
Filed: 1999-03-12
Abstract: 본 발명은 신발의 미끄럼 방지구조에 관한 것으로서, 신발(10)에 있어서, 신발의 밑창(20)에 일자형상을 갖는 안내공(21)이 복수로 소정위치에 배열 형성되고, 상기 복수의 안내공(21)에 일치되도륵 신발(10)의 중창(40) 저면에 소정깊이를 갖는 지지홈(41)이 형성되며, 상기 중창(40)의 지지홈(41)에 일측이 안내된 상태에서 상기 안내공(21)에 관통되도록 일측이 개방된 ∩자 형상을 갖고 양 측면에 보강돌부(31)가 형성된 미끄럼 방지구(30)가 설치되어 구성된 것인 바, 등산화, 운동경기용인 스포츠화 등의 특수화의 밑창에 ∩자 형의 미끄럼 방지구를 제각기 다른 각도상으로 설치하므로써, 바닥면으로부터  미끄럼을 방지할 수 있음은 물론, 자체적으로 탄성적인 복원력을 갖도록 하여 착용시 쿠션감촉을 향상시킬 수 있고, 최소한 파손을 줄일 수 있으며, 단일부품만을 사용함으로써, 기존의  미끄럼 방지구 부품수에 따른 경제적인 잇점과 제작성이 용이한 효과가 있다.
Patent KR-19990078300-A (KR)
IPC: H04N7/03
Filed: 1999-03-26
Abstract: 정보표시장치에 있어서, 뉴스, 일기예보등의 문자다중방송에 의해 얻어지는 정보만이 아니라, CM이나 퀴즈등의 정보를 원하는 시간에, 원하는 시간만 간단하고 적절하게 표시되도록 한다. 
     정보수신표시장치(1)는 예를 들면 호텔이나 공항로비, 병원 대합실등의 사람들이 잠시 머무는 장소에 설치되기 때문에 신호수신부와 정보표시부를 구비하고, 영상표시기능도 구비하고 있다. 신호수신부는 문자정보송신관리 센터내에 배치된 문자정보송신장치(2)에서 공중전화회선(100)을 통하여 송신된 CM등의 문자정보 및 텔레비젼방송국(3)에서 공공전파(200)에 중첩된 소망의 문자정보(문자뉴스, 일기예보등)의 양자를 수신하고, 정보표시부에 있어서 그중 어느 하나의 데이터를 선택적으로 표시시킨다. 문자정보는 전파표시패널에 있어서 스크롤(Scroll)표시되고, 관람자는 문자뉴스, 일기예보등의 정보 및 CM등의 정보를 눈으로 인식하는 것이 가능하게 된다.
Patent KR-19990087919-A (KR)
IPC: G06F15/177
Filed: 1999-04-14
Abstract: 본 발명은, 발행/인용 데이터 프로세싱 브로커 장치에 있어서, 발행자 애플리케이션에 의해 특정한 주제의 스트림상에 발행되는 데이터 메시지들을 상기 발행자 애플리케이션으로부터 수신하기 위한 수단; 및 상기 수신된 발행 데이터 메시지들을, 상기 발행 메시지들이 발행되어진 스트림상에서 메시지들을 수신하기를 요청하는, 인용자 애플리케이션으로 배포하기 위한 수단을 포함하며; 상기 스트림들 중 하나는 상기 브로커 장치에 대해서 구성 변경들을 설명하는 관리 메시지들을 위해서 보유되는 브로커 장치에 관한 것이다.
Patent KR-20000066308-A (KR)
Inventor: PARK IN GYU
IPC: H01J29/48
Filed: 1999-04-15
Abstract: PURPOSE: An electron gun for a color CRT is provided to enable compensation of the condensed potential distribution of the longer side of the electron beam through-holes, easy assembly and enhancement of the electron gun alignment. CONSTITUTION: An electron gun comprises cathodes, a control electrode, a screen electrode, a plurality of focus electrodes(600) arranged in sequence from the screen electrode to define a focusing lens, and a final accelerating electrode arranged adjacent to the focus electrodes(600) to define a main lens. G electron beam through-holes(600G), which are positioned in the center of three through-holes in the focus electrodes to which the lowest potential is applied, have the shape of an ellipse. Uniform beam spot size can be achieved and production of the electron gun is easy.
Patent KR-20000066496-A (KR)
Inventor: CHANG HONG KEE
IPC: B29D35/14
Filed: 1999-04-16
Abstract: PURPOSE: A shoe mat is provided to reduce fatigue, to enhance a wearing comfortableness by absorbing outer impact and to prevent foot diseases by deodorizing and sterilizing a shoe and adjusting humidity. CONSTITUTION: A shoe mat(1) reduces fatigue by stimulating important acupressure points on feet with a mixture and a liquid material filled in a hollow portion. The shoe mat buffers impact to decrease impact delivered to a brain, a joint and a spinal column. Furthermore, the mixture moves in the mat for conducting a massage and a yellow soil radiates far-infrared rays to conduct a deodorizing function and a sterilizing function and to adjust humidity. Due to ventilating holes(4) in the mat, sweat is vented through the lower portion of the mat. Therefore, the shoe mat is good for health and enhances a wearing comfortableness.
Patent KR-20060086486-A (KR)
Inventor: WOO SANG GYUN
IPC: G03F1/32
Filed: 1999-04-26
Abstract: 위상반전 모니터링 패턴을 개시한다. 이 위상반전 모니터링 패턴은 석영기판상에 석영기판의 소정부분을 노출시키는 개구부를 가지며 소정의 두께로 형성되어 투과되는 빛의 위상을 반전시키는 하프톤 위상반전층 패턴, 및 하프톤 위상반전층 패턴 상에 형성되어 하프톤 위상반전층의 일부분을 노출시키는 차광층 패턴으로 이루어진 차광층 패턴 및 하프톤 위상반전층 패턴의 구조가 석영 기판 상에 복수 개로 배열된다.  
     이러한 위상반전 모니터링 패턴으로부터 초점심도의 변화로부터 엔지니어가 손쉽게 위상반전량을 측정할 수 있다.
Patent KR-20000034846-A (KR)
Inventor: MAKIENKO OLLEK MIHAILROBICHI
IPC: H01J29/46
Filed: 1999-05-07
Abstract: PURPOSE: A laser cathode ray tube is provided to increase a voltage difference between two electrodes in a focusing system without an accumulation of induction charges in a bulb and without giving rise to a discharge between the electrodes. CONSTITUTION: A laser cathode ray tube comprises a bulb(1) in which a laser screen(2) and an electron gun(3) are arranged. The electron gun(3) forms an electron beam, and comprises a cathode(4), a modulator(5), an acceleration electrode(6) and an anode(7). The laser cathode ray tube comprises a focusing system for focusing the electron beam to a screen(2), and consists of first and second cylindric electrodes(8,9). An addition electrode(12) surrounds the first and second cylindric electrodes(8,9) around a gap(11), and electrically insulates the first and second cylindric electrodes(8,9) sufficiently. The first electrode(8) and the addition electrode(12) are located at a position which is spaced apart from the gap(11), and are fixed by binding bars(13,14).
Patent KR-20000073423-A (KR)
Title: 배기 가스 정화를 위한 촉매 변환기
Filed: 1999-05-10
Abstract: 배기 가스를 정화하기 위한 촉매 변환기는, 다음식, 즉, Zr1-(x+y)CexRyO2-z, 의 지르코늄 착 산화물 입자로 도포되는 내열 서포트를 포함하며, 여기서 "R"은 Al과 Ce 이외의 희토류 원소로 이루어지는 그룹으로부터 선택된 적어도 하나의 원소를 표시하며, "z"는 Al 및/또는 희토류를 포함하는 함유량 및 원자가에 의해서 결정되는 산소 결핍 정도를 표시하며, 0.1 x+y 0.5,  0.1 x 0.5, 및 0 y 0.2 이다. Pt 및 Rh의 결합은 지르코늄 착 산화물 입자상에서 공존하여 수행된다. 더욱이, 희토류 원소의 산소-저장 착 산화물 입자는 지르코늄 착 산화물 입자와 함께 내열 서포트상에서 도포된다.
Patent KR-20000074705-A (KR)
Inventor: JUNG YEON U
IPC: H01L21/334
Filed: 1999-05-25
Abstract: PURPOSE: A method for manufacturing a metal-oxide-semiconductor transistor is provided to improve an integration density and a characteristic of the transistor, by preventing a short channel effect and thermal charges from being generated. CONSTITUTION: After an impurity region of an intermediate density is formed on a substrate(1), a trench is formed in a part of the impurity region and on the substrate under the impurity region. A source/drain isolation structure is formed by evaporating an insulating layer in the trench. After all the surface of the isolation structure and a part of the adjacent intermediate density source/drain are etched, a channel region(5) is formed by filling the etched region with monocrystal. Low and high density impurity regions are sequentially formed on the channel region and entire surface of the intermediate density source/drain, and a part of the high and low density impurity regions is etched to expose a part of the channel region and the intermediate density source/drain. Low and high density sources/drains are sequentially formed on the intermediate density source/drain. A gate oxidation layer(8) is formed on the etched side of the low and high density sources/drains, the exposed channel region and the intermediate density source/drain. A gate electrode is formed on the gate oxidation layer, having an upper surface in the same plane as the high density source/drain.
Patent KR-20000074858-A (KR)
Inventor: PARK JONG DUCK
IPC: A23L17/00
Filed: 1999-05-20
Abstract: PURPOSE: Boiled fish paste including blinded squid and potato starch is provided to serve boiled fish paste with texture and abundant nutrients. CONSTITUTION: A product of boiled fish paste is prepared by mixing collected fish meat of a cod, a frozen pollack, a croaker, a hairtail and a flatfish with vegetables, grinding, forming and frying the mixture. To give a chewy taste, 30% of ground squid and 10% of potato starch are added to the mixture including 50% of fish meat and 10% of vegetables.
Patent KR-20000074883-A (KR)
Title: 요오다이드 화합물로 오염된 유기 액체를 처리하는 방법
Filed: 1999-05-27
Abstract: 본 발명은 유해한 양의 1종 이상의 요오다이드 화합물로 오염된 유기 공급물 액체를, 처리하고자 하는 액체 스트림 내의 이러한 오염물질의 광범한 농도에 걸쳐 유해 화합물을 제거하는 능력을 갖는 고체 무기 흡착제 물질을 이용하여 처리하는 방법에 관한 것이다.  더욱 구체적으로, 본 발명은 요오다이드 코프로모터(co-promoter)가 포함된 촉매기술을 이용함으로써 통상적으로 생성되는 부식성의 위험한 유기 액체로부터 요오드화알킬과 같은 유해한 요오다이드 화합물을 선택적으로 제거하기 위하여 은, 수은, 구리, 납, 탈륨, 팔라듐 또는 이들의 혼합물로 구성된 군 중에서 선택된 금속에 의해 양이온-교환된 결합된 실리카-풍부 분자체를 포함하는 무기 흡착제를 사용하는 것에 관한 것이다.
Patent KR-20010003048-A (KR)
Inventor: HWANG CHANG YEON
IPC: H01L21/28
Filed: 1999-06-21
Abstract: PURPOSE: A method for manufacturing a contact of a semiconductor device is provided to easily control a gap between a plug and a bit line, by forming a plug for electrically connecting a storage electrode and the first plug poly before the bit line and an interlayer dielectric are formed. CONSTITUTION: A semiconductor substrate(20) is prepared which includes a gate electrode having a spacer(24) and a hard mask layer(23) and source/drain regions(25A,25B) on both sides of the gate electrode. The first plug poly(26A,26B) contacting the source/drain regions is formed in a space of both sides of the gate electrode. The second plug poly(27) having a predetermined height is formed on the first plug poly contacting the source region. A bit line(28A) is formed on the first plug poly contacting the drain region. An interlayer planarized layer(30) having the same height as the second plug poly is formed on the resultant structure. A storage electrode(31) contacting the second plug poly is formed.
Patent KR-20010004380-A (KR)
Inventor: CHOI IK SU
IPC: H01L21/31
Filed: 1999-06-28
Abstract: PURPOSE: A method for forming an interlayer dielectric of a semiconductor device is provided to reduce the manufacturing cost and to improve the productivity by removing a CMP process. CONSTITUTION: An impurity doping oxide film for filling a gap is formed on a semiconductor substrate(10) formed with a lower conductive layer(12). An SOG(spin on glass) film is formed on the impurity doping oxide film thereby flattening the impurity doping oxide film. Then, the impurity doping oxide film and the SOG film are subject to the etch back process. At this time, the SOG film does not remain. Then, a buffer oxide film is formed on the structure. An anti-diffusing insulation film is formed on a surface of the semiconductor substrate(10) formed with the lower conductive layer(12).
Patent KR-19990083727-A (KR)
Title: 학습용조립로봇구조
Filed: 1999-07-03
Abstract: 본 발명은 학습용 로봇에 관한 것으로서, 로봇을 구성하는 부품을 지지대(캐노피)가 조립되는 차대와 차대 양측 전후에 위치하는 앞·뒷바퀴 및 바퀴 궤도, 바퀴를 구동하는 모터, 전·후진 및 방향 전환 기억 장치인 CPU와 전방에서 음향 수신 하여 모터에 전원을 공급하도록 된 음향 수신부를 갖는 회로기판과 이 회로기판을 보호할 수 있도록 된 투명 커버 등으로 이루어져 그 구성이 간단하고 조립이 용이하여 학생들이 쉽게 로봇을 조립할 수 있도록 함과 동시에 로봇 작동시 외부에서 각 부품의 작동 원리를 직접 눈으로 보면서 조작할 수 있게 된 것으로서, 학생들이 로봇을 직접 조립하도록 하여 로봇의 구조를 보다 더 쉽게 파악하고 생동감 있는 학습 교육으로 창의력을 증진시킬 수 있도록 하며, 다양한 로봇의 프로그램을 설계 및 조립할 수 있도록 발명된 것이다.
Patent KR-20010009447-A (KR)
Title: strainer for heat exchanging cycle
Inventor: PARK JEONG HEUM
IPC: F25B43/00
Filed: 1999-07-09
Abstract: PURPOSE: A strainer for heat exchange cycle is provided, in which two meshes are installed in different direction, to thereby effectively remove foreign matters from the refrigerant even when the flow direction of refrigerant changes. CONSTITUTION: A strainer(50) has a case(51) with a space(53) arranged within the case for flow of refrigerant. The case has a first connection part(55) into which a first pipe(57) for connection with components of heat exchange cycle, is inserted. A second connection part(56) into which a second pipe(58) for connection with the other components of heat exchange cycle, is inserted. First and second pipe being inserted into first and second connection parts, are communicated to the space of the case. The space of the case has a first mesh(60) and a second mesh(70). The first mesh is expanded toward the first connection part, and has a center portion shaped as a circular plane. The first mesh has a plurality of perforations formed all over the mesh for filtering refrigerant. The first and second meshes are installed within the case in such a manner that both meshes face with each other.
Patent KR-20010009962-A (KR)
Inventor: MOON GUN WOO
IPC: H02M7/219
Filed: 1999-07-14
Abstract: PURPOSE: A power converter is provided to allow output voltage control with high efficiency and small volume by using a MOSFET switch as a synchronous rectifier instead of a short key diode to reduce loss at a terminal. CONSTITUTION: A converter capable of soft switching is obtained by connecting a split transformer(135) and split power switches(138,139) in parallel. The converter also includes a circuit, driving means for the main split power switch(139) and the clamp split power switch(138) capable of soft switching, driving means for an MOSFET synchronous rectifier and a controller. The driving means and the controller uses a subsidiary output of the split transformer(135). A current is split through the split transformer(135) and the split power switches(138,139) to reduce a closing loss. The converter circuit is useful to obtain high efficiency with a small volume and in particular for a converter with a small height.
Patent KR-19990073470-A (KR)
Title: 자동차 브레이크 디스크 연삭기의 자동수동 절환장치
IPC: B24B5/00
Filed: 1999-07-14
Abstract: 본 발명은 자동차 브레이크 디스크 연삭기의 자동 수동 절환 장치에 관한것으로, 자동차 디스크를 연삭하는 좌우 절삭 바이트(Bite)가 각각 구비되는 절삭 부분과 상기 절삭 바이트를 이송시키는 이송부와 ,바이트다이(Bite Die),바이트를 이송 시키기 위한 구동부 가 수동으로 구동되는 수동 이송 핸들과 자동으로 이송시키는 자동이송 기어드 모타(Geared Motor)가 동시에 장착되어 있는 장치로써 바이트(Bite)와 바이트 다이(Bite Die)를 자동과 수동으로 쉽게 절환 할 수 있게 하여 자동차 브레이크 디스크를 연삭하는데 표면이 고르며 효율적이고 시간이 절약되며 바이트를 보호하여 경비 절감 효과도 향상됨으로써 자동차의 제동력을 극대화시키는 유용한 발명인 것이다.
Patent KR-20010011088-A (KR)
Inventor: AHN JUN TAE
IPC: H01S5/40
Filed: 1999-07-26
Abstract: PURPOSE: A planar waveguide-type optical amplifier switch is provided to decrease an optical loss and a volume by making an optical waveguide as an optical material having an optical gain and directly installing an optical switch on the optical waveguide. CONSTITUTION: An optical pumping of a light distributed through an optical power dividing filter(4) is performed through a WDM coupler(1) in an optical waveguide(2) using fluorescence emitting materials. A wave-type optical amplifier switch amplifies an optical signal through the optical waveguide(2) and performs an optical switch function using a waveguide refractive index change by an electrical control or an optical control through an electrode(3) for an electrical control refractive index change.
Patent KR-20010011807-A (KR)
Inventor: LEE HONG RYEOL
IPC: D06F37/12
Filed: 1999-07-30
Abstract: PURPOSE: A balance device of a dehydration tub in a washing machine is provided to absorb the vibration of a hydration tub and correct the unbalance of the hydration tub generated when the hydration tub is rotating by installing a balance device on an upper portion of the hydration tub. CONSTITUTION: A balance device of a dehydration tub in a washing machine comprises a balance portion installed on an upper end portion of a dehydration tub(210). The balance portion comprises a track member(220) and a balance material(230). The track member(220) is integrally formed around an upper end portion of the dehydration tub(210). The track member(220) is filled with the balance material(230). The track member(220) is formed with the first horizontal portion(221), a vertical portion(222), and the second horizontal portion(223).
Patent KR-20000017152-A (KR)
Inventor: PUNSLER ROMALD YOUGIN
IPC: H04N3/18
Filed: 1999-08-06
Abstract: PURPOSE: A power supply of video display is provided to make a power transistor operate as a switching mode power supply of a zero voltage switching type when a supply voltage with wide range is required. CONSTITUTION: The power supply comprises: (a)a synchronized signal source indicating a selected frequency; (b)a bias circuit output station responding to the synchronized signal for generating a bias current; (c)a first power supply containing a first power transistor which generates a first supply voltage when a first bias frequency is selected; (d)a second power containing a second power transistor which generates a second supply voltage when a second bias frequency is selected; and (e)a horizontal-synchronized signal source indicating the frequency of the synchronized signal which generate a first control signal coupled to one of the first and the second power source.
Patent KR-20010017265-A (KR)
Inventor: SEO SUNG KWANG
IPC: G01C9/12
Filed: 1999-08-10
Abstract: PURPOSE: A vertical plumb is provided to pursue a safety and a convenience by keeping a plumb in a plumb case and by carrying a portable poise. CONSTITUTION: A vertical plumb(10) is formed with a plumb(11) of a weight body and a plumb case receiving the poise. Plural recessed grooves are formed on the outside of the plumb and inserted by a colorful band body(16). An indication probe(18) is inserted in a vent hole of a different diameter formed in the inner side of the plumb. A cap(20') fixes one side end portion of a thread on the upper end portion of the vent hole. A lower cap(21) receives the plumb(11) by forming a poise-receiving groove(20) of the same shape as the plumb. An upper cap(24) connected to the lower cap forms a ring hung by a working belt. A screw(25) enables the lower and upper caps to be easily connected. A bobbin(26) winding the thread is integrally formed on the upper portion of the lower cap. A flange(28) forms plural slots(27) fixing the thread on the upper portion of the bobbin. Confirming the vertical state of the plumb is easy because of the band body inserted in the outside of the plumb.
Patent KR-20010018013-A (KR)
Inventor: KIM CHAN UK
IPC: G12B17/02
Filed: 1999-08-17
Abstract: PURPOSE: A frequency variable magnetic field generating device is provided to generate a low frequency magnetic filed of a wide band of tens Hz to tens kHz by combining a steel plate and a ferrite plate into an output trans. CONSTITUTION: The frequency variable magnetic field generating device comprises a frequency selector(10), a frequency generator(20), a core trans(40), a ferrite core trans(50), a helmholtz coil(60). A frequency signal selected by the frequency selector(10) is output from the frequency generator(20) to be input to a power amp(30). The frequency signal selectively passes through the trans(40) and the trans(50) in accordance with the frequency band. The selected frequency is finally input to the helmholtz coil(60) to generate a magnetic field of a desired frequency.
Patent KR-20000022922-A (KR)
Inventor: OGURI HISAAKI
IPC: G03F7/207
Filed: 1999-09-04
Abstract: PURPOSE: A position detecting apparatus and exposure apparatus are provided to exactly detect plane position of the subject of measurement regardless of the surface state of the subject. CONSTITUTION: A position detecting apparatus comprises: at least two detecting blocks(301-306); a selecting block(SW) selecting at least one detecting block among the detecting blocks; and measurement apparatus(32) measuring position of an object plane to a normal line direction using the detecting block selected by the selecting block(SW). Each detecting block(301-306) comprises an electrode, and the measurement apparatus(32) measures space between the electrode and the object plane by applying an electric signal comprising an AC component to the electrode of the selected detecting block.
Patent KR-20000056979-A (KR)
Inventor: SARAF RAVI F
IPC: C07H21/00
Filed: 1999-09-11
Abstract: PURPOSE: A nano-scale device or nano-device prepared using a block copolymer is provided which produces semiconductor chips containing an active device having characteristics of very small size. CONSTITUTION: A block copolymer contains typically two or more monomers and one of monomers contains typically a double bond after polymerization of a monomer. The active device comprises a substrate, a 1st and 2nd electrode, which is separated each other on the substrate and a polymer string, which is positioned on the substrate between two electrodes and the polymer string has a width of less than about 50 nm. Also semiconductor chips containing the active devices are provided.
Patent KR-19990084139-A (KR)
Title: 마이크로시브를 이용한 폐수의 생물학적 처리용고액분리장치
Filed: 1999-09-16
Abstract: 본 발명은 본 발명은 오염된 하수나 폐수의 생물학적 처리용 고액분리장치에 관한 것으로, 특히 생물학적 처리 반응조 내에 다수개의 마이크로시브가 일체로 형성된 고액분리판으로 이루어진 고액분리장치를 설치하여 고체상태와 액체상태가 혼재된 상태인 고액을 고체상태인 미생물(슬러지)와 액체상태인 상징액으로 효과적으로 분리할 수 있도록 한 것을 특징으로 하는 마이크로시브를 이용한 폐수의 생물학적 처리용 고액분리장치에 관한 것이다. 
     종래의 고액분리장치들은 슬러지와 상징액을 분리할 때 멤브레인(membrane)을 이용하는데, 운전경과일수가 증가하면서 멤브레인의 오염으로 극심한 폐쇄현상이 발생하여 플럭스가 감소하여, 이를 해소하기 위하여 자주 약품으로 세정하거나, 심할 경우 멤브레인을 교체하여야 한다. 
     본 발명은 호기성, 혐기성 혹은 임의성 미생물을 이용한 하폐수, 축산폐수 및 침출수 등의 처리시 자연침강을 통해 고액을 분리하는 중력침강식 침전지가 아닌 멤브레인을 사용하는 고액분리장치에서 기존의 멤브레인 대신 마이크로시브를 사용하고, 종래의 공기에 의한 연속세척 및 약품세정 방법 대신 공기에 의한 연속세척과 간헐 역세척방법을 채택함으로써, 슬러지(미생물)과 상징액을 막힘현상 없이 효율적으로 분리하고, 약품을 사용하지 않으므로 약품소모비를 절약하고 약품세정으로 인한 농축폐액이 발생하지 않도록 한 것이다.
Patent KR-20010035667-A (KR)
Inventor: KIM YONG JUN
IPC: H01L27/01
Filed: 1999-10-01
Abstract: PURPOSE: A circuit for reducing voltage variation of a semiconductor device is provided to stably guarantee noise margin by reducing a variation phenomenon of power supply, and to eliminate over-current caused by overshooting and undershooting. CONSTITUTION: A reference voltage generating circuit generates a reference voltage. A switching circuit receives the reference voltage, and has a threshold voltage smaller than a difference between a power supply voltage of a power supply voltage terminal or ground terminal and the reference voltage. The switching circuit turns on when the voltage difference is larger than the threshold voltage, and reduces a variation phenomenon of power supply of a semiconductor device.