baber/WOPTO huggingface dataset:
Patent KR-20010062495-A (KR)
Title: Printer
Inventor: HOSOMI HIROAKI
IPC: B41J15/04
Filed: 2000-12-15
Abstract: PURPOSE: A printer is provided in which a printer body has a recording rolled paper accommodating portion that includes an opening portion constituted by swing covers pivoting in opposite directions when moving away from the positions in which they are relatively close to each other. CONSTITUTION: A printer having an opening(6) provided on an accommodating portion(4) for a recording rolled paper, wherein the opening is covered by first and second swing covers(11,12) which pivot in opposite directions when moving from a closed position in which they are relatively close to each other. The first swing cover has a first guide member(31), and the second swing cover(12) has a second guide member(32). After loading the recording rolled paper(3) into the accommodating portion, the first swing cover(11) is firstly closed. Then, the second swing cover is closed so that the label sheet(2) is automatically arranged to curve by passing around the first guide member and the second guide member.
Patent KR-20020048100-A (KR)
Title: A method for preparing Barium Titanate powders for the multilayer ceramic Chip Capacitor
Inventor: HUH GANG HEON
IPC: H01G4/10
Filed: 2000-12-16
Abstract: PURPOSE: A method for manufacturing a barium titanate powder for a multi layer ceramic capacitor is provided to improve the electrical characteristic of the multi layer ceramic capacitor by uniformly mixing an additional agent comprised of an acceptor and a donor in a solid state synthesis process of the barium titanate powder. CONSTITUTION: A source material comprised of BaCO3 and TiO2 is mixed and dried to be processed with a first calcination. The calcined powder is pulverized and an additional agent comprised of an acceptor and a donor are mixed with the pulverized powder. The mixed powder is dried to be processed with a second calcination. A powder generated from the second calcination is pulverized. The acceptor is selected from the group consisting of Mn, Ca, Al, and Sc. The donor is selected from the group consisting of La, Y, Er, Yb, Ho, and V.
Patent KR-20020048174-A (KR)
Title: Method for processing a call in a public switched telephone instrument in parallel with internet telephone
Inventor: KIM HYEON SU
IPC: H04L12/66
Filed: 2000-12-16
Abstract: PURPOSE: A call switch processing method in a telephone capable of performing PSTN(Public Switched Telephone Network) and VoIP(Voice over Internet Phone) connections is provided to process the destination call when a call switch signal is received to a telephone having a VoIP function or PSTN and VoIP functions and set the call to the third telephone. CONSTITUTION: A local line matching unit(100) performs a matching function with a central office. A relay(120) connects any one among a CODEC processing unit(220)/a ring control unit(130)/a DTMF control unit(140)/a call circuit unit(170) to the local line matching unit(100). The ring control unit(130) generates a ring signal under the control of a microprocessor(300), drives a speaker(150). A DTMF control unit(140) detects and generates a DTMF signal. A key input unit(160) generates a key signal according to the command of the user or a number input action and then applies the signal to the microprocessor(300). A communication circuit unit(170) processes a signal from a local line(400)/a ring control unit(130)/a CODEC processing unit(220) and then drives a receiver(200). An output unit(180) displays graphically the contents for notifying in the key input or the telephone. A microprocessor(300) manages overall control of the telephone(100).
Patent KR-20020049377-A (KR)
Inventor: PARK GWANG SEOP
IPC: G02F1/136
Filed: 2000-12-19
Abstract: PURPOSE: An array substrate of a liquid crystal display and a method of fabricating the array substrate are provided to make up for an opening of a data line without adding a process. CONSTITUTION: A gate line(121) and a data line(161) are formed on an insulating substrate(110) and intersect each other to define a pixel region. A thin film transistor is electrically connected with the gate line and data line. The thin film transistor consists of a gate electrode(122), source and drain electrodes(162,163). A passivation layer(170) covers the gate line, data line and thin film transistor and has the first contact hole(171) exposing the drain electrode and the second contact hole(173) exposing the data line. A pixel electrode(181) is formed on the pixel region and connected with the drain electrode through the first contact hole. An auxiliary pattern(182) is formed on the passivation layer and extended in the same direction as the data lines to be connected with the data line through the second contact hole. The auxiliary pattern is formed of the same material as the pixel electrode and one-to-one corresponds to the pixel electrode.
Patent KR-20020049856-A (KR)
Title: Method for transmitting a large size of multicast message
Inventor: AHN JONG HOE
IPC: H04B7/26
Filed: 2000-12-20
Abstract: PURPOSE: A mass storage multicast message transmitting method is provided to effectively transmit a mass storage multicast message by varying transmission channels according to a data transfer rate at a base station and a reception pilot strength at a mobile station. CONSTITUTION: A base station transmits a general page message to a mobile terminal through a forward common control channel(S300). The base station transmits a data burst message to the mobile terminal through a broadcast control channel(S301). The data burst message contains a data transfer rate of a new common channel transmitting a mass storage multicast message and corresponding Walsh code information and operation time information. After the information is transmitted, the base station transmits the mass storage multicast message to the mobile terminal through the new common channel(S302).
Patent KR-20020054796-A (KR)
Title: A jig system for carriage
Inventor: CHOI BYEONG HO
IPC: B25J11/00
Filed: 2000-12-28
Abstract: PURPOSE: A jig system is provided to reduce the production cost and to shorten mass production schedule by allowing the jig system to be applicable to various types of vehicles regardless of the shape of a work piece. CONSTITUTION: A jig system comprises a supporting plate(31), a housing(32), a jig unit(30), a cylinder(50), a zero electron generating unit(40), a plurality of locating plates(33), and a plurality of pistons(35). The housing(32) is installed on the supporting plates(31). The jig unit(30) is installed in the housing(32). The cylinder(50) is installed in one side of the jig unit(30) to drive the jig unit. The zero electron generating unit(40) is installed on the jig unit(30) to generate zero electron. The locating plates(33) is installed in one side of the zero electron generating unit(30) to operate depending on whether electric power is applied to the zero electron generating unit(30) and depending on state of air injection. The pistons(35) operate depending on the state of air injection within a workpiece area on the supporting plate(31).
Patent KR-20020055248-A (KR)
Title: Method of manufacturing a transistor in a semiconductor device
Inventor: KIL GYEONG SEON
IPC: H01L21/336
Filed: 2000-12-28
Abstract: PURPOSE: A method for fabricating a transistor of a semiconductor device is provided to decrease an electric field by decreasing the impurity density of a gate electrode near a drain, and to improve an electrical characteristic by increasing the lifetime of the device. CONSTITUTION: A gate oxide layer(2) and an undoped polysilicon layer are formed on a semiconductor substrate(1). The first photoresist layer pattern exposing a part of a region reserved for a gate electrode(3) is formed on the undoped polysilicon layer. Low density p-type impurities are doped to the exposed region of the undoped polysilicon layer to form a p-type polysilicon layer by using the first photoresist layer pattern as an ion implantation mask. The first photoresist layer pattern is removed and the second photoresist layer pattern is formed. An etch process using the second photoresist layer pattern as an etch mask is performed to make the undoped polysilicon layer and the p-type polysilicon layer patterned as the type of the gate electrode. The second photoresist layer pattern is eliminated. A source/drain(7a,7b) is formed by an n-type impurity ion implantation process while the undoped polysilicon layer near the source is formed of an n+ polysilicon layer. The p-type polysilicon layer near the drain is formed of an n-type polysilicon layer so that the gate electrode composed of the n+ polysilicon layer and the n-type polysilicon layer is formed.
Patent KR-20020055812-A (KR)
Title: Appearance curve measuring system and method
Inventor: HONG GI SANG
IPC: G01B11/24
Filed: 2000-12-29
Abstract: PURPOSE: A system and method is provided to check the degree of quality by calculating the range and amount of curvature through the formation of abnormal curvature from the data obtained by a CCD camera. CONSTITUTION: A curvature measuring system comprises a light source(1) for generating projection light; a pattern generator(3) for generating a sine pattern by the projection light generated from the light source; an object(5) to which the sine pattern generated from the pattern generator is projected; a CCD camera(7) for photographing the sine pattern reflected from the object; a control unit(9) for collecting the photograph data of the CCD camera, and generating object shape data; and an analyzer unit(11) for analyzing the object shape data generated from the control unit, generating an abnormal curvature at the object, and judging the failure or success of the outer surface of vehicle body by comparing the difference between the abnormal curvature and the curvature of the object and calculating the amount of curvature.
Patent KR-20020058529-A (KR)
Title: Method for fabricating semiconductor device
Inventor: HA JONG BONG
IPC: H01L21/8242
Filed: 2000-12-30
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to simplify manufacturing processes by forming a LOCOS(Local Oxidation of Silicon) and a capacitor using one mask and to improve a planarization by forming a buried-type capacitor through a trench etch. CONSTITUTION: After forming a trench by selectively etching a substrate(20), an insulating layer(21), a lower electrode layer(22), a dielectric(23) and an upper electrode layer(24) are sequentially deposited on the resultant structure. By performing a CMP(Chemical Mechanical Polishing) on the resultant structure so as to planarize to the height of the substrate(20), a buried-type capacitor is formed in the trench. Then, a gate insulating layer(25), a gate conductive layer(26) and sidewall spacers(27) are sequentially formed on the defined portion of the substrate(20). At this point, a LOCOS and a capacitor are formed using one mask, thereby reducing manufacturing processes.
Patent KR-20010022003-A (KR)
Title: 기억 커패시티를 구비한 박막 트랜지스터로 이루어진매트릭스의 제조 방법
IPC: H01L21/77
Filed: 1998-06-26
Abstract: 본 발명에 따라 특히 액정 디스플레이를 위한 기억 커패시티를 구비한 박막 트랜지스터로 이루어진 매트릭스의 제조를 위한 2가지 방법이 제공되어 있으며, 이 경우 2개의 도전 층만이 제공되고 구조화된다.
Patent KR-20010022777-A (KR)
IPC: C21D3/04
Filed: 1998-08-06
Abstract: The invention relates to a method for producing grain oriented electric sheets. In this method, a steel slab is first of all heated to a temperature below the solubility temperature of manganese sulphide but above the solubility temperature of copper sulphide, then heated through and finally hot-rolled at an initial temperature of at least 960  DEG C and a final temperature of 880-1000  DEG C, until a final thickness of the hot-rolled sheet of 1.5-7.0nm is obtained. The hot-rolled sheet is then annealed for 100-600s at a temperature of 880-1150  DEG C, cooled and cold-rolled. The cold-rolled band is annealed, during which decarbonization and recrystallization take place. After applying an MgO-containing separating agent, the cold-rolled band is annealed at high temperature, and, after applying an insulating coating, subjected to final annealing. The invention is characterized in that a steel slab with fine grain globulite structure is used, in which at least 90 % of the grains have a diameter of not more than 1/25 of the slab thickness, and an extension factor of at least 0.5.
Patent KR-20010031936-A (KR)
Title: 플래시 메모리 장치 및 이 플래시 메모리 장치의프로그램가능한 액세스 보호 방법
IPC: G11C7/24
Filed: 1998-11-04
Abstract: 본 발명에 따른 메모리 장치는 액세스를 제어하기 위해서 대응하는 제1 액세스 제어 비트(202, 204)를 갖는 메모리 어레이(102)를 포함하고 있다. 상기 제1 액세스 제어 비트에 대해 기록 액세스를 제어하기 위해서 제2 액세스 제어 비트(104)가 설치되어 있다. 메모리 어레이는 각 블록이 대응하는 액세스 제어 비트를 갖는 복수개의 메모리 블록으로 분할되어 있다. 적어도 하나의 메모리 블록(BLK0)은 각 페이지가 대응하는 제어 비트를 갖는 복수개의 페이지로 다시 분할되어 있다.
Patent KR-20010024683-A (KR)
Title: 연마 세그먼트를 갖춘 공구
IPC: B24D18/00
Filed: 1998-10-30
Abstract: 본원은 장착 판(20)에 장착되는 초연마 세그먼트인 연마 세그먼트(14)를 구비하는 공구(10)와 그 제조 방법에 관한 것이다.  상기 연마 세그먼트(14)는 초경입자를 구비하고 박판 시트를 형성하도록 접합재의 층에 초경입자의 층을 소결하여 형성된다.  다음, 연마 세그먼트(14)는 박판 시트로부터 절단되고 공구(10)의 작업영역의 일 부분을 형성하도록 장착 판(20)의 평탄 면(9)에 장착된다.  각각의 세그먼트(14)는, 그라인딩 면에 초경입자의 밀집도가 상당히 높도록 초경입자의 층과 접합재의 층에 수직적으로 형성되는 그라인딩 면을 구비하는 것이다.  이러한 사실은 연마 세그먼트로 구성된 작업 면의 상기 부분이 상당히 작게 되도록 하는 것이다.  상기 세그먼트는 또한 각각의 세그먼트의 그라인딩 면이 평탄 면(9)에 대한 각도이도록 기층 디스크(20)에 장착될 수도 있는 것이다.
Patent KR-20010032808-A (KR)
Title: 아날로그 기억장치 어레이를 위한 고속 독출 아키텍처
IPC: H04N5/357
Filed: 1998-11-09
Abstract: 본 발명에 따른 반도체 회로는 아날로그 기억장치 어레이(110)와 센스 증폭기 어레이(116)를 포함하고, 여기서, 각각의 센스 증폭기 셀은 상기 기억장치 어레이로부터 제1 및 제2 신호를 수신하는 것에 응답하여 차동 신호 쌍을 발생한다. 상기 회로는 또한, 선택된 차동 신호 쌍이 신호 처리 파이프로 구동되도록 하는 아날로그 멀티플렉서(118)를 포함한다. 다른 실시예에서, 각각의 센스 증폭기 셀(116)은 상기 아날로그 멀티플렉서(도2)를 통해 상기 차동 신호 쌍을 구동시키기 위해 단위-이득 폐루프 증폭기로서 구성된 연산 증폭기(A1,A2)(opamps)를 포함한다. 안정 시간을 개선하기 위해, 이들 연산 증폭기는 상기 아날로그 멀티플렉서를 통한 아날로그 전송 경로가 로딩되어 있는 동안에 언더댐핑된 응답을 제공하도록 설계된다. 또 다른 실시예에서, 각각의 센스 증폭기 셀(116)은 그것이 판독되기 전 하나의 클록 사이클(펄스 0/1)에서 활성화된다. 이로 인해, 하나의 셀로부터 다른 셀로 전이하는 동안 빠른 독출이 이루어질 수 있게 된다. 또한, 독출이 이루어지는 동안 주어진 시간에 단지 2개의 셀만을 활성화된 상태로 유지함으로써, 전력 손실을 감소시키는데 도움을 주고, 실질적으로 센스 증폭기 어레이(116)에서의 전력 손실을 상기 어레이의 크기로부터 분리시킨다. 본 발명의 실시예들은 예를 들어, 디지털 카메라와 같은 상이한 형태의 이미징 장치에 사용될 수 있다.
Patent KR-20010040507-A (KR)
Title: 콘트롤 밸브
IPC: F16K11/07
Filed: 1999-11-30
Abstract: 본 발명은, 유압 리모콘 밸브에 접속되는 외부 관로의 수를 억제할 수 있는 콘트롤 밸브를 제공하는 것을 목적으로 하여, 유압 리모콘 밸브(24)로 조작되고, 유압 실린더(2, 2')를 제어하는 콘트롤 밸브(1)는, 일방의 스풀 커버(26) 내에, 파일럿 관로(24a, 24c)의 접속구인 유압 포트(25, 25')에 연통하는 유로(27, 27')와, 이들의 유로(27, 27')에 유도되는 파일럿 압력 범위내의 고압측의 압력을 선택하는 셔틀 밸브(28)와, 이 셔틀 밸브(28)에서 선택된 압력을 유도하는 유로(29)를 구비하고, 타방의 스풀 커버(32) 내에, 파일럿 관로(24b, 24d)의 접속구인 유압 포트(31, 31')에 연통하는 유로(33, 33')와, 이들의 유로(33, 33')에 유도되는 파일럿 압력 범위내의 고압측의 압력을 선택하는 셔틀 밸브(34)와, 이 셔틀 밸브(34)에서 선택된 압력을 유도하는 유로(35)를 구비한다.
Patent KR-20010040676-A (KR)
Title: 혈전을 영상화시키고 치료하기 위한 비바프시티드 기본약제 조성물
IPC: A61P7/02
Filed: 1999-02-05
Abstract: 본 발명은 아프시티드로부터 유도된 영상화제의 제조시에 사용되는 신규한 전구 시약을 제공한다.  본 발명의 전구 시약을 사용하여 제조된 영상화제는 혈전의 생체내 검출 및 진단에 유용하다.  본 발명의 전구 시약은 아프시티드로부터 유도된 항혈전융해제의 제조에도 사용될 수 있다.  자유 카르복실레이트기의 존재는 수성 매질중의 비바프시티드 보다 더 큰 용해도를 갖는 전구 시약을 제공한다.
Patent KR-20010043961-A (KR)
Title: 보간처리장치와 보간처리 프로그램을 기록한 기록매체
IPC: H04N9/04
Filed: 1999-05-31
Abstract: 본 발명은 보간처리장치 및 보간처리 프로그램을 기록한 기록매체에 관한 것으로서, 공간주파수가 가장 높은 제 1 색성분의 색정보를 출력하는 복수의 격자점과, 해당 제 1 색성분의 색정보를 출력하지 않고 해당 제 1 색성분보다 공간주파수가 낮은 제 2 색성분 또는 제 3 색성분의 색정보를 출력하는 복수의 공격자점이 2차원 배열된 촬상소자에 의해 생성되는 화상에 대해 각각의 공격자점의 제 1 색성분의 색정보에 상당하는 보간량을 구하는 보간처리를 실시하는 보간처리장치는 보간처리의 대상이 되는 보간대상 공격자점마다 제 1 색성분 내지 제 3 색성분의 3색의 색정보를 이용하여 복수의 방향에 대한 유사도를 산출하는 유사도산출수단과 유사도산출수단에 의해 산출된 복수의 방향에 대한 유사도에 기초하여 보간대상 공격자점마다 유사성이 강한 방향을 판정하는 유사성판정수단과 유사성판정수단에 의한 판정결과에 따라서 보간대상 공격자점마다 보간량을 산출하는 보간량산출수단을 구비한 것을 특징으로 한다.
Patent KR-20010071540-A (KR)
IPC: C23C14/56
Filed: 2000-05-10
Abstract: An installation (V) for the introduction and the removal of plastic bottles into or out of a treatment room, which is provided with a drivable lock rotor (4), with lock chambers (3), external and internal star wheel pairs (17, 20; 18, 19), and, in the lock chambers and at the star wheels, gripping and holding devices (6, 24) for the containers, which work in cooperation for the transfer of the containers, and a container discharge area (C) is provided, between the star wheels (17, 20; 18, 19) which are separated in the circumferential direction of the lock rotor (4), for each pair on the circumference of the lock rotor (4), and at least one ejection element (D) is used which can be adjusted from a rest position into a position for ejection of a container into the lock chamber (3), in order to remove containers which remain in an unscheduled manner in the lock chambers, for the purpose of preventing damage.
Patent KR-20020057644-A (KR)
Title: Apparatus for reading unique information recorded in a smartcard
Inventor: KIM GI SU
IPC: G06K17/00
Filed: 2001-01-03
Abstract: PURPOSE: An apparatus and a method for reading the information of a contactless smart card are provided to read the identification serial number recorded in all sorts of smart cards without an exclusive chip module. CONSTITUTION: The smart card reader(200) is inductively coupled with a smart card(100) to transmit and receive electromagnetic signals and exchange digital data and commands with an information processing unit(300). The smart card reader includes an oscillating unit(207) for generating an oscillating signal having a resonant frequency, a modulating unit(205) for modulating the oscillating signal depending on the digital transmission data inputted from the information processing unit via an interface(213), an amplifying unit(203) for amplifying the modulated signal inputted from the modulating unit, an antenna resonant unit(201) driven by the signal of the amplifying unit and for generating an RF(Radio Frequency) signal, and a detecting unit(209) and a demodulating unit(211) for demodulating the load-modulating RF signal and outputting the signal to the interface, and a demodulating unit.
Patent KR-20010088312-A (KR)
Title: Phase Shift Mask Blank, Phase Shift Mask and Method of Manufacture
Inventor: INAZUKI YUKIO
IPC: G03F1/00
Filed: 2001-01-11
Abstract: PURPOSE: Provided are phase shift mask blanks and phase shift masks of the halftone type for use in the fabrication of semiconductor integrated circuits, wherein light of exposure wavelength is attenuated by the phase shift film. Also a method of manufacturing such phase shift mask blanks and phase shift masks is provided. CONSTITUTION: The phase shift mask blank has a phase shift film of MoSiOC or MoSiONC on a transparent substrate, and optionally a chromium-based light-shielding film, a chromium-based antireflection film or a multilayer combination of both on the phase shift film. The manufacture method involving depositing the MoSi base phase shift film by a reactive sputtering technique using a sputtering gas containing carbon dioxide produces a phase shift mask blank and phase shift mask of quality, with advantages of in-plane uniformity and easy control during manufacture.
Patent KR-20020061669-A (KR)
Title: a disinfectant constraining halogenated hydrocarbon and producing method thereof
Inventor: BYUN DAE JIN
IPC: A01N25/32
Filed: 2001-01-17
Abstract: PURPOSE: A process of preparing the titled antiseptic agent by mixing boric acid and trichloroisocyanuric acid in a specified ratio is provided. Whereby, the formation of chlorination waste such as trihalomethane is inhibited while maintaining the sterilizing power as it were. CONSTITUTION: This antiseptic agent is characterized in that boric acid is compounded in trichloroisocyanuric acid(TICA) in a ratio of 8:2(TICA 80%) to inhibit the formation of chlorination waste. In experiments of TICA with sodium sulfate, boric acid, borax and sodium bicarbonate, boric acid shows excellent sterilizing power.
Patent KR-20010078048-A (KR)
Title: Apparatus used for fabricating liquid crystal device and method of fabricating the same
Inventor: KOMATSU NORIKAZU
IPC: G02F1/13
Filed: 2001-01-22
Abstract: PURPOSE: To provide a apparatus and a method of manufacturing a liquid crystal display where chemical contaminations due to contact with outside atmosphere can be avoided. CONSTITUTION: The manufacturing apparatus comprises cleaning process chambers (1a, 1b), a film-forming process chamber (2) for forming a film on a layer cleaned in the cleaning process chamber, and outside air shielding and transfer means (3, 4) for transferring a substrate (11) from the cleaning process chamber to the film-forming process chamber, without exposing it to the outside air.
Patent KR-20010025739-A (KR)
Title: A DEVICE FOR VAPOR DEPOSITION OF MgO ON THE PLASMA DISPLAY PANEL
Inventor: CHOI YEONG UK
IPC: H01J9/20
Filed: 2001-01-26
Abstract: PURPOSE: An apparatus for depositing an oxide magnesium thin film of a plasma display panel is provided to maintain the uniformity of a depositing surface by using a sputtering method and an ion plating method. CONSTITUTION: An apparatus for depositing an oxide magnesium thin film of a plasma display panel comprises a magnetron target(10), a source material mover, a plasma gun(30), an anode electrode plate(40), and a magnet. The magnetron target(10) discharges an oxide magnesium. The source material mover deposits an oxide magnesium thin film on a front face of a plasma display panel. The plasma gun(30) emits a plasma beam formed with an argon ion. The anode electrode plate(40) is installed at a lower portion of a vacuum instrument. The magnet guides the plasma beam from the plasma gun(30) to the anode electrode plate(40).
Patent KR-20020064477-A (KR)
Title: Dimensional Letters in sign sheets and the way to make it
Inventor: KIM CHUNG HWAN
IPC: G09F7/00
Filed: 2001-02-01
Abstract: PURPOSE: Provided is an advertisement board with a projection side included which projects the surface of the advertisement board to show cubic effect for pictures or letters formed on the board so that it gives differentiation effect against other boards. CONSTITUTION: The advertisement board with the projection side included comprises the parts of: a printed layer which is placed on the surface of plastic sheet paper(2) to print various figures or pictures; the projected part(6) which is formed on the surface of plastic sheet paper by compressing to project along the pictures or the letters of the printed layer; and a resin layer(7) which is placed at the rear side of the plastic sheet paper to prevent the projected part from being recovered into an original state due to self elasticity.
Patent KR-20020064835-A (KR)
Title: Apparatus adjusting the temperature of sing sing sil for refrigerator
Inventor: SON YEONG CHEOL
IPC: F25D29/00
Filed: 2001-02-03
Abstract: PURPOSE: A device for controlling temperature of fresh compartment of refrigerator is provided to adjust temperature of the fresh compartment appropriately for stored food. CONSTITUTION: A device includes a chilled air discharge amount control device(20) including a temperature sensor(30) detecting temperature in a fresh compartment(4) and an automatic control damper(24) exclusive for the fresh compartment installed in a chilled air passage(12) of a multi duct(10) guiding flow of chilled air and adjusting discharge amount of chilled air by changing size of the chilled air passage according to detection of the temperature sensor.
Patent KR-20010044325-A (KR)
Inventor: PARK YEON SOO
IPC: C02F1/78
Filed: 2001-02-07
Abstract: PURPOSE: Disclosed is an apparatus for treating wastewater using advanced oxidation process, which is characterized by using UV (ultraviolet ray) and ozone for providing high treatment efficiency compared with conventional treatment using advanced oxidation process. Generally advanced oxidation process using only ozone needs long time for reaction of organics and ozone. Therefore, the present apparatus has two UV generators (17)(18) for decomposing ozone into OH radical having high oxidation ability. CONSTITUTION: The apparatus consists of a pretreatment tank (10) where a first reaction tank and a second reaction tank (12)(14) are equipped with UV generators (17)(18) respectively therein; a post-treatment tank (20) where an activated carbon filter for deodorizing/decolorizing wastewater is installed; and an ozone supply tank (30) having an ozone generator (31).