baber/WOPTO huggingface dataset:
Patent KR-19990073124-A (KR)
Title: 피씨강봉을이용한단순보형프리스트레싱합성보의2차프리스트레싱공법
Filed: 1999-05-21
Abstract: 기존의 단순보형 프리플렉스 합성보의 제작공법에서 하부 케이싱 콘크리트를 타설하여 양생한 후 보를 교대 및 교각 사이에 거치시켜 보의 양 단부를 PC 강봉을 이용하여 연결, 보의 중앙에서 보와 PC 강봉 사이에 유압잭을 설치하여 하중을 가한 후 상부 슬래브와 복부 콘크리트를 타설 및 양생시켜 PC 강봉을 제거함으로써  하부 케이싱 콘크리트에 추가로 압축응력을 도입하여 기존의 단순보형 프리플렉스 합성보의 제작공법보다 큰 압축응력을 도입시킬 수 있으며 이로 인하여 강재 및 콘크리트 물량을 감소시킬 수 있는 PC 강봉을 이용한 단순보형 프리스트레싱 합성보의 2차 프리스트레싱 공법. 
     이 공법은 기존의 단순보형 프리스트레스트 콘크리트 보에도 적용이 가능하다.
Patent KR-19990088529-A (KR)
Title: 에폭시광학시트및이의제조방법
IPC: B29C39/12
Filed: 1999-05-25
Abstract: 두께가 500㎛ 이하이고 두께 정확도가 우수하며 지연값이 작고 내열성이 우수한 에폭시 광학 시트 및 광학 시트를 효율적으로 생산하는 방법. 
     에폭시 광학 시트(8)는 에폭시 수지를 포함하는 경화된 시트(62)와 당해 시트의 한쪽 면 위에 형성된 또 다른 수지 층(31)을 포함하고(여기서, 시트는 지연값이 5nm 이하이고 평균 두께가 500㎛ 이하이며 두께 정확도가 ±10% 이하이고 유리전이온도가 170℃ 이상이며 표면이 평탄하다), 에폭시 광학 시트의 연속적인 제조방법은 박리 가능한 수지 층(31)을 표면이 평탄한 지지체(1) 위에 연속적으로 형성시키고, 에폭시 수지, 경화제, 경화 촉진제 및 균전재를 포함하는 에폭시 수지 피복 용액(6)을 시트 형태로 수지 층 위에 연속적으로 도포한 다음, 경화처리하여, 수지 층에 점착된 경화 시트를 형성시키는 동시에, 경화된 시트를 수지 층과 함께 지지체로부터 회수하는 단계를 포함한다.
Patent KR-20000075035-A (KR)
Inventor: YEON GWANG HUM
IPC: A23P1/00
Filed: 1999-05-28
Abstract: PURPOSE: Production machine is provided which uses vegetables and fruits to make flower decoration easily so that it raises visual effect in cooking various kinds of food. CONSTITUTION: The production machine of flowers on the vegetable for food decoration comprises the parts of: a guide bracket(20) which includes a horizontal extension part(21a, 21b), a part for fixing a primary cutting piece(22a), a connection part(22b) and a groove for fixing a preliminary cutting piece(23); a support bracket(60) which includes a front edge part side(61), a rear edge part side(63), an upper(62) and a lower face(64) that connect the front side and the rear side; an operation load(70) which is arranged to be movable inside the guide and the support bracket; a preliminary cutting piece which finishes vegetables and fruits firstly in a corresponding with the wanted flowers; a primary cutting piece(50) which finishes the firstly finished vegetables and fruits secondly; and a base(10) which supports the guide and the support bracket.
Patent KR-19990068561-A (KR)
IPC: E02D29/045
Filed: 1999-06-02
Abstract: 대형 건축물의 지하 구조물을 지상 층부터 지하 최저 층을 역타설 구축 해나가는 가변형의 메 달기 빔/슬래브 거푸집 공법에 관한 것이다.  다양한 상태의 철근콘크리트 빔/슬래브를 구축하기 위하여 동바리를 설치하지 않고 거푸집을 선행 시공한 빔/슬래브에 메 달아 시공하기 때문에 구조물 축조 작업과 무관하게 지하 굴토 공사를 지속적으로 추진하므로 동시에 충분한 양생이 확보 되 우수한 콘크리트 품질을 얻을 수 있고 안전한 작업 공간을 연속적으로 확보하므로 건설교통부 지정 건설 신기술로 우수성이 검증된 제85호 무지보 역타설 현수 거푸집공법이다 
     상기 특허 출원 보다 더 혁신적으로 개발한 가변형 메 달기 빔/슬래브 거푸집 공법으로 종래 H-형강 조립 현수 거푸집 틀 공법에 비교소요 강제 량을 대폭 감소하였고 빔/슬래브의 매 층 크기와 높이 변화를 간단한 작업으로 수용하는 가변형 메 달기 빔/슬래브 거푸집 공법은 선행 출원한 고장력 강선 가변 빔 공법인 U형 각관에 고장력 강선과 목재와 강선 고정 장치를 결합하여 고장력 강선에 가한 인장 반발 응력을 이용하는 구조로 강성과 내구성 가변성을 갖추고 있어 소요 강제 량을 절감하며 타 현장 전용시 건축물의 평면 변화길이 300㎝ 범주이내는 별도의 개 보수 작업을 거치지 않고서 주요 자재를 원상태에서 재활용하는 가변 빔의 처짐 량은 슬래브의 중량과 무관하게 길이 변화에 따른 사전 계획된 상승 포물선을 형성하여서 최적의 처짐을 갖는 초대형 슬래브 구조물을 구축 할 수 있다.
Patent KR-20010002429-A (KR)
Inventor: HYUN SEUNG BIN
IPC: G06F12/16
Filed: 1999-06-15
Abstract: PURPOSE: A bidet program data backup device is provided to prevent loss of bidet program data on power-off without adopting an additional backup battery circuit or battery and to reduce the size of a controller as well as to remove complexity in program re-input caused by the loss of bidet program data. CONSTITUTION: A microcomputer(10) controls action of a bidet device and data backup according to a predetermined source program. A key operating/display unit(2) outputs setting key data to the microcomputer by generating the data related with occurrence of bidet program data responding to operation of a user. The key operating/display unit displays the action setting state of the bidet device. A backup non-volatile memory unit(20) outputs the predetermined bidet program data serially by responding to a serial clock of the microcomputer. According to the serial clock, the backup non-volatile memory unit saves the bidet program data of the microcomputer permanently until the next bidet program data are updated.
Patent KR-20010003115-A (KR)
Inventor: LEE JUN SEOP
IPC: G02B26/08
Filed: 1999-06-21
Abstract: PURPOSE: A method for fixing a collimator of an optical system is provided to prevent distortion in optical arrangement after manufacturing as well as to shorten a manufacturing time of an optical system. CONSTITUTION: An input collimator(23) connected with an input optical fiber(22) is fixed to a side of a housing surface(21) of an optical system. An output collimator(25) connected with an output optical fiber is mounted on a saddle type structure(24) and then positioned on the other side of the housing surface of the optical system. A position regulator(27) regulates each position to equalize the optical axis of the output collimator with one of the input collimator. The position regulator rotates the output collimator until loss is minimized. Then, each contact portion(29a,29b) between the saddle type structure and optical system is spot-welded by a laser welding machine(28). For easy welding, the saddle type structure is made by the same material as the case of the output collimator and the housing surface of the optical system.
Patent KR-19990068800-A (KR)
IPC: E01D22/00
Filed: 1999-06-22
Abstract: 도로교나 보도육교 등의 교량빔으로 적합하고 기타 건축물의 보나 지붕도리 그리고 각종 기계의 골격을 형성하는 형강이나 강판 또는 그 구조물로 이용될 수 있는 것으로, 부피와 무게를 줄이고 특히 슬림화가 가능하도록 외력에 대한 굽힘강도가 향상된 프리스트레싱(prestressing)을 이용한 조립식 장력강재보(ATOM; assembly tensioning steel girder beam)가 개시되어 있다. 개시된 조립식 장력강재보는 구조재 본체인 T형강의 제작빔(10)의 웨브(11) 양측면에 강현부재(14,14')를 긴장시켜서 그 양단부를 고정구(15,15')로 각각 고정시키고 중간부분에는 지지부재(16)를 설치하여 그 긴장된 강현부재(14,14')를 활모양으로 지탱시켜 된다. 활모양으로 지탱된 채 긴장된 강현부재(14,14')는 구조재 본체의 양단부를 상호 안쪽으로 당겨 압축 및 인장응력을 작용시킨다. 제작빔(10)은 강현부재(14,14')의 장력에 따라 작용되는 압축 및 인장응력에 상당하여 보강된 굽힘강도를 보유하게 되며, 이로써 재료 자체의 두께나 높이를 대폭 축소시킬 수 있게 된다. 따라서 재료비의 절감과 함께 부피와 무게의 감소로 그 운반 및 시공상의 취급이 매우 용이해지며 장 스팬을 확보할 수 있다.
Patent KR-20010005028-A (KR)
Inventor: KIM CHAN YONG
IPC: H01J29/02
Filed: 1999-06-30
Abstract: PURPOSE: A hook spring and a planar cathode ray tube using thereof are provided to enlarge an effective screen by closing a space between an inner surface of a panel and a support member and an elastic member of a frame supporting a tension mask. CONSTITUTION: A hook spring and a planar cathode ray tube using thereof comprise a panel(110) having a screen(111) on the same plane forming a fluorescent plate and having a stud pin(112) on the side face, a plate(120) which is confronted with the panel(110) and has a corn part and a neck part, a deflection york(130) and an electron gun(140) which is individually equipped with the corn part and the neck part of the panel(110). The inner surface of the panel(110) installs a tension mask frame assembly(150) having a section selection function emitted from the electron gun(140). The tension mask frame assembly comprises a tension mask(151), a frame which applies a desired tension force to the tension mask(151), and a hook spring fixed to the frame and connected with the stud pin(112). The frame comprises a pair of the support members(156) which is spaced at the predetermined intervals, and an elastic members(158,159) supporting the support members(156,157). The hook spring(160) is installed on the frame and is connected with the stud pin.
Patent KR-20010010294-A (KR)
Inventor: BAEK NAM DAE
IPC: H04N1/32
Filed: 1999-07-19
Abstract: PURPOSE: An apparatus for correcting and outputting a transmission time in a facsimile telegraph is provided to correct and output the transmission time of facsimile data according to regional and national information of a transmitting/receiving party. CONSTITUTION: A time correction input portion(182) inputs a facsimile number information of a receiving part. A time correction database(183) stores time difference information between facsimile telegraphs of transmitting/receiving parts based on the facsimile number information. A time correction displaying portion(184) displays data corresponding to the input facsimile number information. And a time correction controlling portion(181) detects whether the data corresponding to the input facsimile number information is in the time correction database and then transmits the detected data to the facsimile telegraph of the receiving part. In the apparatus, the facsimile number information is comprised of a national number, a regional number and a facsimile number of the facsimile telegraph of the receiving part.
Patent KR-20010016939-A (KR)
Inventor: KO JUN HO
IPC: H04B10/556
Filed: 1999-08-05
Abstract: PURPOSE: A light receiving device/method independent of a transmission speed, is provided to receive many kinds of optical signals to regenerate data and clocks, so that a transmission quality can be improved and a transmission distance can be extended. CONSTITUTION: An optical-to-electronic converter(10) converts inputted optical signals into electric receiving signals. A transmission speed recognizer(50) applies an exclusive OR operation to delay signal delaying the receiving signals for a preset time and the receiving signals, and recognizes a transmission speed through the operated signals. A reference clock generator(60) generates a reference clock according to the transmission speed recognized in the transmission speed recognizer(50). A regeneration circuit(70) receives the receiving signals to regenerate clocks and data according to the reference clock generated in the reference clock generator(60).
Patent KR-20010017381-A (KR)
Inventor: YOO BYEONG YEOL
IPC: G11B7/08
Filed: 1999-08-11
Abstract: PURPOSE: A pickup actuator is provided to promote light-weight and compact structure by reducing a coil space and to increase energy efficiency by using both sides of a coil. CONSTITUTION: A pickup actuator includes a base member, a couple of yokes(21,21') and a couple of magnets(22,22') mounted in each yoke and magnetized vertically to face each opposite polarity. A lens holder(2) has a rectangular groove for accepting the yokes and the magnets. The lens holder is suspended by a wire spring to move in focusing/tracking directions. At least one and more focusing coils(23) are positioned between the magnets in the lens holder and wound horizontally against the lens holder. Four tracking coils(24) are mounted beside the focusing coils and wound vertically against the lens holder. The magnets are positioned at both sides of the focusing coils to use the both sides of the focusing coils. Therefore, energy efficiency increases twice as high as former one. In addition, the focusing coils are not mounted over the entire inner wall of the rectangular groove of the lens holder to promote compact and light-weight structure.
Patent KR-20010017982-A (KR)
Inventor: JEONG SANG MIN
IPC: B41M5/00
Filed: 1999-08-12
Abstract: PURPOSE: A method for printing a figure on a surface of a shoe is provided to change a figure for shoes, to improve a quality of product, and to protect environment by not making toxic substance in manufacturing. CONSTITUTION: An original design on a color film is printed by using computer graphics. A figure is printed on a printing paper by using a printing machine. The printing paper is pressed on a surface of a shoe for 40 seconds with force of 75 kg at 200 to 250 deg.C. The printing paper is separated from the surface of the shoe. A method for printing the figure on the surface of the shoe as stated above uses computer displayer representing natural and various colors more than 256 colors and saturation and brightness. Also, computer graphics tools support gradation and mixing figures. Therefore, a user is capable to vary figures and to qualify products by using computer graphics. In the process of printing the figure on the surface, the high pressure and the high temperature are adopted, so that the figure penetrates the surface of a material. After that, the material is used to form an upper layer of the shoe.
Patent KR-20010018421-A (KR)
Inventor: LEE SANG HYEON
IPC: B66B1/00
Filed: 1999-08-19
Abstract: PURPOSE: An apparatus for remotely detecting trouble of an elevator and a method for controlling the same are provided to directly confirm the door trouble of the elevator in a monitoring center, thereby improving the reliability of the remote detecting system. CONSTITUTION: A remote trouble detecting apparatus of an elevator includes an elevator controller(110) controlling the movement of the elevator and outputting the present operation information of the elevator and trouble information judging the generation of trouble of the elevator; an image processor(120) outputting the image information of a door by an image transmission command through a monitoring camera installed within an elevator car(160); a monitoring terminal(130) receiving the trouble information and operation information of the elevator controller for detecting and outputting the operation capacity and the records of the present elevator, and receiving the image information through the image processor when the door of the elevator is abnormal for outputting; and a monitoring center(200) receiving the operation information, capacity information, record information, and trouble information of the monitoring terminal for verifying the trouble of the elevator, storing and alarming the trouble, and verifying the door trouble through the image information.
Patent KR-20010018712-A (KR)
Inventor: KIM YU BEOM
IPC: H01L21/30
Filed: 1999-08-21
Abstract: PURPOSE: An apparatus for separating a wafer in a process for polishing a semiconductor is provided to reduce the apparatus in size by eliminating the need to guarantee a path of action of a polishing head, and to increase an operation ratio by performing a stable polishing process. CONSTITUTION: A revolving axis(12,32) is coupled to a revolving disc(10). A polishing pad(20) is adhered to an upper surface of the revolving disc to process a surface of a wafer(40) according to supply of slurry and deionized water. A polishing head(30) can revolve and reciprocate so that the polishing head fixes the wafer on the polishing pad while separating the wafer by vacuum suction. A gas supply unit(50) supplies high pressure gas to easily separate the wafer by reducing surface tension caused by deionized water with gas pressure after a polishing process is performed regarding the center of the polishing pad.
Patent KR-19990078954-A (KR)
Filed: 1999-08-24
Abstract: 머드 게임 진행에 따라 동기화되는 실시간 멀티미디어 데이타 전송용 웹 기반의 서버 구성 방법이 개시되어 있다. 웹 서버 모듈(1)과 머드 게임 서버 모듈(2)과 데이터 뱅크(3)를 포함한 머드 게임 서버(10)를 구비하고, 클라이언트(6)에서 머드 게임 서버(10)에 접속하면(S1), 머드 게임 서버(10)에서 지정된 웹 브라우저인지를 체크하여(S2) 조건을 만족하면 로그인 ID, Passwd를 선택하라는 HTML 페이지를 클라이언트(6)로 전송하고(S3), 지정된 웹 브라우저가 아니면 오류 내용이 담긴 HTML 페이지를 클라이언트(6)로 전송하는 단계(S4); 클라이언트에서 ID, Passwd를 머드 게임 서버(10)로 전송하고(S5), 머드 게임 서버(10)에서 사용자 인증을 확인하고 게임 스토리에 적합한 문자, 그림, 사운드를 포함한 HTML 페이지를 클라이언트(6)로 전송하는 단계(S6); 및 클라이언트(6)에서 원하는 작업에 해당하는 명령어를 머드 게임 서버(10)에 전송하고(S7), 머드 게임 서버(10)에선 채팅, 게임의 진행/갱신, 로그아웃에 관련된 명령을 체크하고 처리하여 현재 진행중인 게임에 적용하여 결과를 클라이언트(6)에 전송하며(S8) 로그아웃인지를 체크하여(S9) 아니면 S7, S8 과정을 반복하고 로그아웃이면 종료한다. 따라서, 인터넷상에서 웹 브라우저를 통해 머드 게임 서버에 접속하여 MUD 게임을 즐기면서 게임 스토리의 각 장면에 따라 상황에 맞는 음악을 청취하고 그림 문자를 볼 수 있다.
Patent KR-20000034909-A (KR)
Inventor: HAMA HUJIO
IPC: F04B39/02
Filed: 1999-08-27
Abstract: PURPOSE: A non-lubricated compressor is provided to allow leakage to an upper chamber of a piston from a lower chamber in an intake stroke and to improve sealing performance in a compressing stroke. CONSTITUTION: By the rotation of a crank shaft(25), a slider(29) installed on a crank pin(28) is moved while drawing a circular orbit around the center of the crank shaft. The slider moves in a window hole(32) of a slider frame(31), thus the slider frame performs rectilinear movement by a sine upward and downward. A piston(2) reciprocates in a cylinder(1) via a piston rod(22) connected to the slider frame. Air is sucked into the cylinder via a suction passage from a suction hole(21a) by the descent of the piston. By a passage from a lower chamber(10) of the piston - the gap between the lower face of a ring groove(3) and the lower face of a lower outer ring or the lower face of an inner ring - the gap between the inner circumferential face of the inner ring and the bottom face of the ring groove - an air passage and an upper chamber of the piston - the leakage to the upper chamber from the lower chamber is permitted. Thereby the pressure in the lower chamber in the cylinder does'n't rise.
Patent KR-19990078990-A (KR)
Title: 미네랄이 다량 함유된 알칼리성 정제수 및 그 제조방법
Filed: 1999-08-28
Abstract: 본 발명은 미네랄이 다량 함유된 알칼리성 정제수 및 그 제조방법에 관한 것으로 물에 1∼50 중량%의 황토를 로타리교반기에 혼합 투입하여 50∼150 rpm으로 교반한 다음 30∼60분 침전시킨 후 그 상층액을 모터펌프를 이용하여 다단계 여과시스템으로 강제 이송시켜 여과시킨 후 자외선 살균기를 통과시켜 살균하여 제조됨을 특징으로 하는 알칼리성 정제수 제조방법과 그 제조장치를 제공하며, 이와 같이 제조된 알칼리 정제수는 먹는 물 수질공정시험법에 의거 시험결과 중금속 오염 및 세균오염이 없으며 미네랄이 다량 함유하고 20℃에서 pH가 8.0 이상 알칼리성을 나타내는 뛰어난 발명이다.
Patent KR-20010025969-A (KR)
Inventor: KIM HEE SUNG
IPC: A23G3/00
Filed: 1999-09-02
Abstract: PURPOSE: A propolis candy composition and a method for producing the same are provided for the treatment and prevention of periodontal disease. CONSTITUTION: The propolis candy composition contains 0.1 to 20 wt.% of propolis; 0.1 to 20 wt.% of one or more tea extracts selected from the group consisting of green tea, oolong tea, and black tea; 45 to 85 wt.% of one or more sugar selected from the group consisting of sucrose, maltose, lactose, malto dextrin and fructose; and 8 to 15 wt.% of purified water. The method for producing the propolis candy composition comprises the steps of: mixing 0.1 to 20 wt.% of propolis and 0.1 to 20 wt.% of one or more tea extracts selected from the group consisting of green tea, oolong tea, and black tea with purified water and drying to coat or capsulate the propolis with the tea extracts; dissolving one or more sugar selected from the group consisting of sucrose, maltose, lactose, malto dextrin and fructose in purified water; mixing the propolis mixture with the sugar solution; and producing candy with the propolis-sugar mixture in a candy-manufacturing device.
Patent KR-20010028482-A (KR)
Inventor: KIM CHEON JONG
IPC: F24C7/00
Filed: 1999-09-21
Abstract: PURPOSE: Structure of a motor shaft is provided to isolate electromagnetic waves, to be easily processed and to lengthen the life span by forming a gear of synthetic resin and integrally forming a ceramic shaft with a metallic press unit. CONSTITUTION: A motor shaft(10) is composed of: a shaft unit(20) made of ceramic and having a recessed groove(21) at the lower end and recessed grooves(22) in the outer circumference; a gear unit(30) made of synthetic resin for high processability and light weight; and a press unit(40) made of metal for excellent mechanical property and having a rotating sill(41) and recessed grooves(42,42'). Due to the ceramic shaft unit, electromagnetic waves are not induced to a synchronous motor and into a weight sensor. As the press unit is made of metal, life span is lengthened while breakage is avoided despite frequent friction with a leaf spring. The gear unit is molded by extruding synthetic resin after arranging the shaft unit and the press unit to face each other. When molding the gear unit, synthetic resin flows into the recessed grooves of the shaft unit and the press unit. While the gear unit is dried, a motor shaft formed by integrated shaft unit, gear unit and press unit is obtained.
Patent KR-20010029312-A (KR)
Inventor: JUNG TAE HYEONG
IPC: G11C29/00
Filed: 1999-09-30
Abstract: PURPOSE: A circuit for controlling a redundancy is provided to disable with a dis-fuse when a fail is again generated after repairing and then repair using a surplus controlling circuit. CONSTITUTION: The circuit includes a fuse enable signal generating portion(100), a fuse cell(200), a redundancy cell accessing portion(300) and a dis-fuse portion. The fuse enable signal generating portion generates a fuse enabling signal depending on cutting of the fuse. The fuse cell generates an address for repairing according to the fuse enabling signal. The redundancy cell accessing portion disables the failed original memory by mixing signals being generated from each of the fuse enable signal generating portion and the fuse cell and then accesses the redundancy cell. The dis-fuse portion disables the redundancy cell accessing portion when a fail is again generated after repairing the redundancy cell using the redundancy cell accessing portion and then again repairs using the surplus redundancy controlling circuit.
Patent KR-20010035715-A (KR)
Inventor: KIM YUN SU
IPC: B29C48/90
Filed: 1999-10-01
Abstract: PURPOSE: A casting device and a thermoplastic resin sheet manufacturing method using the casting device improve the cooling method of a melted extrusion sheet, thereby making a film having no surface defection. CONSTITUTION: An air knife(10) is mounted on a surface where a water spring from a die(50) for cooled water and a high temperature sheet contacts to provide a low temperature cooled air to the outside surface of a sheet. Water stained on a sheet surface and a casting drum(30) is removed by a suction roll(70). The low temperature cooled air restrains the generation of vapor. Thus, a thick film is manufactured without any trouble.
Patent KR-20010037498-A (KR)
Inventor: CHO HEUNG YEON
IPC: A23L23/00
Filed: 1999-10-18
Abstract: PURPOSE: Sauce using anticoagulating active substances of clove is provided to eliminate the small and taste of fish and meat, promote antibiosis and inhibit thrombosis. CONSTITUTION: Clove or clove extract is added to the ingredients having water 1000ml, large green onion 50g, garlic 50g, ginger 15g, onion 50g and black pepper 8g. All ingredients are boiled for 40 minutes and one cup of soy sauce is mixed with one cup of the boiled ingredients. The mixture is boiled again to manufacture the sauce for the invention. The sauce 60g is mixed with minced green onion 1 teaspoon, minced garlic 1/2 teaspoon and sugar 15cc.
Patent KR-20010037880-A (KR)
Inventor: KIM SUNG WOONG
IPC: C02F1/461
Filed: 1999-10-20
Abstract: PURPOSE: An apparatus for treating sewage and wastewater electrolytically is provided to treat various types of sewage and wastewater by installing varieties of metallic plates in a zigzag pattern inside the electrolytic treating apparatus. CONSTITUTION: In an electrolytic treating apparatus (20) for purifying sewage and wastewater comprising a plurality of positive horizontal electrode members and negative horizontal electrode members alternately arranged at the inner side of a case (1) with spaced apart from each other in a certain distance, thereby forming a zigzag patterned watercourse so that the sewage and wastewater are purified by flowing through the zigzag patterned watercourse when a voltage is impressed to the horizontal electrode members, the horizontal electrode members comprises two or more metallic plates selected from the group consisting of aluminum plate, stainless steel plate, copper plate and iron plate, wherein the same types of metallic plates are used in the positive horizontal electrode members and negative horizontal electrode members each of which consist of a pair of metallic plates, and wherein a multi-metallic plate compressed with two or more metallic powders selected from the group consisting of aluminum, stainless, copper and iron can be used as the horizontal electrode members.