baber/WOPTO huggingface dataset:
Patent KR-19990076030-A (KR)
Title: 상압 가염성 폴리에스테르 섬유 및 그의 제조방법.
Filed: 1998-03-27
Abstract: 본 발명은 상압 가염성 폴리에스테르 섬유 및 그의 제조방법에 관한 것이다. 
     본 발명은 테레프탈산 또는 그의 에스테르형 유도체인 디카르복실산 성분과 트리메틸렌글리콜의 중축합 반응으로 폴리에스테르 섬유를 제조함에 있어서, 상기 중축합 반응완료전 임의 시점에 일반식(Ⅰ)의 금속설폰산 유도체를 디카르복실산 전체함량에 대하여 0.8∼8 몰% 첨가하여 공중합시켜서 상압 가염성 폴리에스테르 섬유를 제조한다. 
     
       
     
     상기 식(Ⅰ)에서 A는 에스테르 반응기이고, M은 1가 금속이다.
Patent KR-19980080958-A (KR)
Title: 이중 벨트 시스템
IPC: B29C39/16
Filed: 1998-03-31
Abstract: 1. 이중 벨트 시스템 
     2.1 공지의 이중 벨트 시스템은 높은 발열 방식으로 반응하는 저 점도 용융 재료의 강화용으로는 적절하지 않다. 
     2.2 본 발명에 따르면, 공정 갭의 반대편에 면하는 상부 벨트의 작업 주행부(9)의 배후측에 복수개의 보상 장치가 제공되며, 상기 보상 장치들은 공정 갭의 길이의 최소한 일부에 걸쳐서 분포되고 각 보상 장치들은 작업 주행부의 최소한 거의 전체적인 폭에 걸쳐서 연장되며, 상기 보상 장치들은 작업 주행부의 자체 하중에 대하여 공정 갭의 폭에 걸쳐서 작업 주행부를 평탄하게 위치시킨다. 
     2.3 인조 대리석의 연속적인 제조를 위한 이용
Patent KR-19990079068-A (KR)
Title: 사무용품 정리대
IPC: A47B45/00
Filed: 1998-04-01
Abstract: 본 발명은 사무용품 정리대에 관한 것으로, 종래에는 여러 가지 잡다한 사무용품들이 책상 위에 수평적으로 흐트러져 있어 실제 책상 위의 사용공간이 부족하고 산만하며, 또한 일반 캐비닛 등에 사무용품을 정리하였는데, 다양한 형태의 것을 일정한 규격으로 정해진 공간에 보관하는데에 따라 공간효율이 떨어지고 정리하기가 어려울 뿐만 아니라 필요한 사무용품을 찾기도 어려운 반면에, 본 발명에 따른 사무용품 정리대는 길이 조정하여 소정 구조물 사이에 고정 가능한 소정 길이의 포스트, 포스트에 소정 간격으로 설치되고 정리하고자 하는 사무용품의 종류에 따라 별도의 용도로 각각 만들어진 보조구 및 보조구를 포스트에 고정하여주는 고정구를 포함하는 구성으로 이루어져 있어 공간효율이 뛰어나고 정리하기가 쉬우며 필요한 사무용품을 찾기도 쉽다는 장점이 있으며, 사무용품을 정리하여 보관하는데 사용된다.
Patent KR-19990079085-A (KR)
Title: 공기조화기의 절전운전 제어장치 및 그 방법
IPC: F24F11/00
Filed: 1998-04-01
Abstract: 본 발명은 공기조화기의 절전운전 제어장치 및 그 방법에 관한 것으로, 압축기, 실외열교환기, 주모세관 및 실내열교환기의 순으로 냉매를 순환시켜 냉방운전을 행하고, 상기 실외열교환기에서 열교환이 이루어지도록 실외공기를 순환시키는 실외팬을 구비한 공기조화기에 있어서, 상기 주모세관과 함께 상기 실외열교환기에서 응축된 냉매를 팽창시키는 보조모세관과, 상기 실외열교환기에서 응축된 냉매가 상기 보조모세관으로 유입되도록 냉매흐름을 개폐제어하는 솔레노이드밸브와, 설정온도 및 절전운전신호를 입력하는 운전조작수단과, 실내온도를 감지하는 실내온도감지수단과, 상기 운전조작수단으로부터 절전운전신호가 입력되면 상기 실내온도감지수단에 의해 감지된 실내온도 및 상기 운전조작수단에 의해 입력된 설정온도를 비교하여 상기 솔레노이드밸브를 온/오프제어함과 동시에 상기 압축기 및 실외팬을 2단 제어하는 제어수단으로 이루어져, 실내온도가 설정온도 이하이면 압축기 및 실외팬을 로우로 동작시킴과 동시에 보조모세관의 입구측을 개방시켜 냉매가 주모세관 및 보조모세관을 통해 흐르도록 하여 실외기의 단속을 줄이므로 절전효과를 높인다.
Patent KR-19990086859-A (KR)
Title: 프로세서간 통신 방법 및 장치
Filed: 1998-05-30
Abstract: 본 발명은 프로세서간 통신 방법 및 장치에 관한 것으로, 프로세서간에 형성된 HDLC 통신 경로를 변경하지 않고 에러가 발생한 상대방 프로세서를 초기화 한후, 프로세서 동작을 재수행할 수 있도록 제어 신호를 송/수신할 수 있다. 따라서, 통신 시스템에서의 통신 경로 자원을 절감할 수 있는 효과가 있다.
Patent KR-20000001376-A (KR)
Title: Supplement use method and apparatus of multi media file
Inventor: AHN MIN YONG
IPC: G06F12/00
Filed: 1998-06-11
Abstract: PURPOSE: A method and apparatus capable of supplementing a multi media file in an electronic device or computer which reproduces the multi media file are provided. CONSTITUTION: The supplement use method of a multi media file comprising: reading lists of additional information file names to be recoded in a list file(2) according to a use request of the list file(2) and storing the lists of additional information file names in a newly additional information file name list(6); sequentially reading additional information files corresponding to names included in the newly additional information file name file(6) from a first name to a last name, extracting a main information among the read additional information files, and storing the main information in a newly main information list(7) in an order like the newly additional information file name list(6); displaying the newly main information list(7) on a display device(8); selecting a desired line of a user from the newly main information list(7) displayed on the display device(8), and detecting a multi media file name corresponding to the selected line from the newly main information list(7) according to a reproducing request and reproducing a multi media file of the detected multi medial file name; and selecting a desired line of a user from the newly main information list(7) displayed on the display device(8), and detecting an additional information file name corresponding to the selected line from the additional information file name list(6) according to an additional information display request and extracting an additional information file of the detected additional information file name.
Patent KR-20000001663-A (KR)
Title: Organic electroluminescent device and preparation method thereof
Inventor: KIM CHANG NAM
IPC: H05B33/00
Filed: 1998-06-12
Abstract: PURPOSE: An organic electroluminescent device and manufacturing method thereof is provided to maximize the insulation efficiency between the first and second electrodes and light luminescent efficiency and reduce the resistance of the electrode. CONSTITUTION: The organic electroluminescent device and manufacturing method thereof comprises: an insulation layer(33) formed on a substrate; plural first electrodes(35) over the insulation; an organic EL layer(36); plural second electrodes(37) line vertically formed on the first electrodes; plural grooves(34) separating the second electrodes and formed on the first electrode and insulation layer; and connecting lines(32) connecting the first electrodes.
Patent KR-20000002271-A (KR)
Title: Receiving device having narrow band noise eliminating performance and narrow band noise eliminating method at very high speed digital subscriber line system
Inventor: LEE KYUNG HAH
IPC: H01L21/3065
Filed: 1998-06-18
Abstract: PURPOSE: A plasma apparatus is provided to prevent an electric temperature in a plasma from increasing for generating a plasma with a high density. CONSTITUTION: A plasma apparatus comprises: a reactive gas supplied to a reactive chamber; a heater built-in typed wafer chuck(2) arranged in the reactive chamber for containing a wafer; a Radio Frequency(RF) electric source(5) feeding a RF electric force for forming a plasma in the reactive chamber; plural plasma cells(3) composed of insulating bodies for being arranged in the upper unit of the reactive chamber; and an orifice formed in the lower unit of the plasma for jetting the plasma.
Patent KR-20000003793-A (KR)
Title: Method of controlling a channel tuning of a television set
Inventor: KIM KWANG CHEOL
IPC: H04N5/50
Filed: 1998-06-29
Abstract: PURPOSE: A method of controlling a channel tuning of a television set is provided to protect a channel tuned information. CONSTITUTION: The method comprises steps of: determining whether a channel tuning key signal is inputted or not(200); displaying, in case that the channel tuning key signal is inputted, a password input window(202); determining whether the password is inputted or not(204); determining, in case that the password is inputted, whether the password is correct or not(208); displaying, in case that the password is not correct, the automatic channel tuning cancel indication(210); and performing, in case that the password is correct, the automatic channel tuning(212). Thereby, it is possible to protect a channel tuned information.
Patent KR-19990007461-A (KR)
Title: 전원 회로
IPC: G06F1/30
Filed: 1998-06-30
Abstract: 본 발명의 전원은 예를 들면, HDD(Hard Disk Drive), CD-ROM(Compact Disk Read Only Memory) 드라이브 또는 이와 유사한 모터 구동 장치에 접속된 전기 이중층 캐패시터와, 예를 들면, 라디오 송신기에 내장된 펄스 발생 소자에 접속된 다른 전기 이중층 캐패시터를 구비한다.  상기 캐패시터는 각각 상기 장치가 동작하는 동안 관련 장치의 부하가 급격히 변할 때 전력을 공급한다.  따라서, 주 전원이 그러한 전력을 공급할 필요가 없게 된다.  적층 폴리머 전지는 저전압 IC(집적 회로)에 접속되어 여기에 전력을 공급한다.  따라서 상기 주 전원이 상기 저전압(IC)에 전력을 공급할 필요가 없고, 짧은 급전선으로 상기 적층 폴리머 전지와 IC를 접속하기만 하면 된다.  상기 짧은 급전선으로 상기 IC로 전송되는 노이즈가 감소되어 노이즈로 인한 기능 저하가 감소된다.
Patent KR-20000004664-A (KR)
Title: Hologram data storage system for recording/regenerating both sides simultaneously
Inventor: NO JAE WOO
IPC: G03H1/00
Filed: 1998-06-30
Abstract: PURPOSE: The hologram data storage system is provided to record and regenerate both sides at the same time. CONSTITUTION: The hologram data storage system comprises: a laser(100) for oscillating laser beam; a beam splitter(110, 120, 130) for splitting the laser beam into a first object beam, a first reference beam, a second object beam and a second reference beam; a beam modulator(140, 150) for modulating the first and second object beams to a spatial beam; a beam open/close part for opening and closing a beam path; a beam introducing part for introducing a progress of the beam; a hologram storage medium having a beam absorption layer formed at an intermediate part of a recording part(201, 202) which simultaneously records using the first object beam, the first reference beam, the second object beam and the second reference beam, wherein the absorption layer is comprised of a material mixing FeO to Na2O-Cao-SiO2 and a material mixing FeO to Na2O-Cao-SiO2-P2O5-Al2O3.
Patent KR-20000004780-A (KR)
Title: Semiconductor device and method thereof
Inventor: PARK SANG WOOK
IPC: H01L27/10
Filed: 1998-06-30
Abstract: PURPOSE: A semiconductor devices and method thereof are provided to reduce a contact resistance by reducing the difference of work functions between a bit line and a word line. CONSTITUTION: The semiconductor device comprises a contact portion of a word line(13) and a bit line(17). The word line(13) includes a doped polysilicon layer(13a), a first tungsten silicide layer(13b-1) coupled a silicon and a tungsten and formed on the doped polysilicon layer and a second tungsten silicide layer(13b-2) contained excess silicon compared to the first tungsten silicide layer(13b-1). The bit line(17) includes a doped polysilicon layer(17a) and a tungsten silicide layer(17b) formed on the doped polysilicon layer(17a). The second tungsten silicide layer(13b-2) of the word line(13) and the doped polysilicon layer(17a) are contacted.
Patent KR-20000008019-A (KR)
Title: Optical turnable filter
Inventor: JEONG CHANG WOONG
IPC: G02B5/20
Filed: 1998-07-09
Abstract: PURPOSE: An optical turnable filter is provided to prevent a fine optic property change and to improve reliability of alignment by using a saddle as a fixing member of a collimator. CONSTITUTION: In the optical turnable filter having a first collimator fixed in a first supporter formed on a substrate, a filter tuned for passing a predetermined wavelength with arranging on an optic axis of the first collimator, a filter holder holding safely the filter on the substrate, a second collimator arranged for receiving the light passed the filter by tuning due to a rotation of the filter holder, a second supporter in which the second collimator is equipped on the substrate, a cover covering the above elements, and a saddle for fixing the second collimator by sticking the substrate between the filter holder and the second supporter. The saddle includes two legs and a home is formed in the two legs to increase soldering area with the second collimator.
Patent KR-19990013905-A (KR)
Title: 컨넥터 및 동축선과 회로기판과의 접속구조
IPC: H01R9/05
Filed: 1998-07-15
Abstract: 회로기판에 직교 방향으로 연장하는 복수의 동축선의 회로기판상으로의 접속에 필요한 면적을 최소로 하며, 또 충분한 임피던스 정합이 제공되는 컨넥터 및 동축선과 회로기판과의 접속구조를 제공한다. 
     회로기판(50)의 실장면(50a)상에는 컨넥터(10)가 실장된다. 컨넥터(10)는 한 쌍의 열을 이루는 콘택트(16) 및 그 열 사이에 위치하는 접지단자(18)를 구비한다. 회로기판(50)의 역면(逆面: 50b)에는 콘택트(16) 및 접지단자(18)의 각각과 도통되는 패드(61) 및 접지 패드(62)가 설치된다. 패드(61)는 접지 패드(62)의 양측에 한 쌍의 열을 구성한다. 패드(61)는 병렬배치된 동축선(90)의 중심도체(94)에 접속된다. 동축선(90)은 직각방향으로 구부러지며, 회로기판(50)에 대하여 직교방향으로 연장하도록 한 쌍의 열을 이루어 배치된다. 동축선(90)의 외부도체(92)는 플렉시블 평판도체(20)의 일단(20a)에 접속되며, 역단(20b)은 접지 패드(62)에 접속된다. 플렉시블 평판 도체(20)는 동축선(90)의 열 사이를 연장하도록 배치된다.
Patent KR-19990014056-A (KR)
Title: 원심 탈수 장치
IPC: D06F34/16
Filed: 1998-07-22
Abstract: 다양한 종류의 세탁물이 드럼 내에 수용된 경우라도 탈수시의 이상 진동을 방지한다. 
     드럼(14)의 저부에 물이 저장되어 있을 때 세탁물이 드럼(14) 내주상에서 분산하도록 밸런스 조정 운전을 행하고, 모터(30)에 흐르는 토크 전류 성분에 의거하여 편심 하중을 계측한다.  이어서, 세탁물에 함유된 물의 일부가 비산하도록 중간 탈수를 실행한 후에 다시 편심 하중을 계측한다.  중간 탈수 전후의 편심 하중의 위치에 변화가 없는 경우에는 드럼(14)에 수용된 세탁물의 탈수 정도가 동일하다고 판단하여 탈수시의 최고 회전 속도를 800 rpm으로 하여 탈수를 행한다.  한편, 중간 탈수 전후의 편심 하중의 위치에 변화가 있는 경우에는 세탁물의 탈수 정도에 편차가 있다고 판단하여 탈수시의 최고 회전 속도를 500 rpm으로 제한하여 탈수를 행한다.
Patent KR-20000009329-A (KR)
Title: Electronic expansion valve control device for multi-airconditioner
Inventor: KIM SOK KYUN
IPC: F24F11/00
Filed: 1998-07-23
Abstract: PURPOSE: An electronic expansion valve control device is provided to improve cooling efficiency by optimizing the coolant flow into an indoor heat exchanger. CONSTITUTION: The electronic expansion valve control device to improve cooling efficiency for a multi-airconditioner comprises; the 1st and 2nd temperature sensors(30)(35) installed at the entrance of the 1st and 2nd liquid valve tubes(50)(55) to measure the coolant temperature injected to the 1st and 2nd expansion valves(20)(25); the 3rd and 4th temperature sensors(40)(45) installed at the entrance of the 1st and 2nd gas valve tubes(80)(85) to measure the coolant temperature injected to the 1st and 2nd gas tube valves(80)(85); a micom(110) to measure the 1st temperature difference between temperatures measured at the 1st and 3rd temperature sensors(30)(90) and the 2nd temperature difference between the ones measured at the 2nd temperature sensor(35) and the 4th temperature sensor(95); and the control part(120) to correct the coolant temperature difference.
Patent KR-20000009430-A (KR)
Title: Mold supporting device for concrete crossbeam
Inventor: OH CHUN SU
IPC: E04G17/16
Filed: 1998-07-24
Abstract: PURPOSE: A mold supporting device is provided to maintain a mold for a concrete crossbeam to be stable and firm, to assemble and disassemble easily. CONSTITUTION: A mold supporting device is composed of: a girder supporting body(4) arranged horizontally to support the bottom face of a mold for a crossbeam; a vertical unit(16) for supporting the mold for a crossbeam from side; a horizontal unit(18); a pair of bracket(10) connected to be rotated by hinging the crossing of the vertical unit and the horizontal unit by an axle member; a long sieve device where a wing member extrapolated to be rotated at a projection end of a pin member; a rib attached between the vertical unit and the horizontal unit to the slant direction, for firmly supporting the side of the mold for a crossbeam to be easily assembled or disassembled.
Patent KR-19990014253-A (KR)
Title: 토크-제한 수단을 갖춘 구동 장치
IPC: F16H47/06
Filed: 1998-07-29
Abstract: 본 발명은 엔진으로 구동되는 기계 설비(4)(engine-driven load)를 위한 구동 장치(drive device)에 관한 것이며, 엔진(1)(engine), 입력 샤프트(5a)와 출력 샤프트(5b) 등을 갖춘 토크 컨버터(2)(torque converter), 마찰력의 도움으로 토크를 전달할 수 있는 제 1 샤프트(3b)(primary shaft)와 제 2 샤프트(3c)(secondary shaft) 등을 갖춘 연속의 다양한 전동(傳動) 유닛(3)(continuously variable transmission unit) 등을 구동 방향으로 연속적으로 포함한다.  상기 경우에서 전동 유닛(3)의 제 1 샤프트에서 토크 컨버터(2)와 엔진(1) 등의 결합에 의하여 생성될 수 있는 명목상 토크(nominal torque)는, 전동 유닛(3)의 최대 미끄러짐 토크(maximum slipping torque)보다 클 수 없다.  전동 유닛(3)의 제 1 샤프트에서 토크 컨버터(2)와 엔진(1) 등의 결합에 의한 작동에서 실질적으로 생성될 수 있는 토크(torque)는 제한되지 않도록, 장치에 구동 장치의 부분으로 작동하는 수단(6, 8, 9) 등을 공급한다.  생성되는 토크는 전동 유닛(3)의 최대 미끄러짐 토크(maximum slipping torque)에 기껏해야 같도록, 토크에 대한 제한 레벨(limit level)을 조정한다.
Patent KR-20000014714-A (KR)
Title: Sound output testing method in switching system for radio interworking operation
Inventor: KIM WAN-HO
IPC: H04W24/00
Filed: 1998-08-24
Abstract: PURPOSE: A sound output testing method in a switching system for a radio interworking operation which connects a measuring instrument to a sound terminal and tests whether a sound signal is outputted in a connecting device capable of interworking a radio and a communication network is provided. CONSTITUTION: A sound output testing method in a switching system for a radio interworking operation, the method comprising the steps of: driving a ring counter which is preparing to test when a sound output testing key is pushed; generating a test serial code and applying it to a sound process in a digital section; converting the applied test serial code into a sine wave signal through a code of the sound processor; and measuring the converted sine wave signal in the measuring instrument and detecting whether something is wrong with the sound signal.
Patent KR-20000015056-A (KR)
Title: Fabric buffing machine
Inventor: JANG YUNG BAL
IPC: D06C11/00
Filed: 1998-08-25
Abstract: PURPOSE: A buffing machine is provided to be able to buff a thin fabric by a buffing roller of the fabric buffing machine in a brush, and to improve the buffing efficiency. CONSTITUTION: The buffing machine comprises: brush(302) buffing rollers(3)(3') made by a material having the low abrading rate in a certain position between an inlet hole(1) and outlet holes(2)(2') composed many rollers(101)(201), right and reversed rotated, and fixed by a support metal(4); dust drain holes(7)(7') connected with an inhaling device in the upper part of the buffing rollers(3)(3'); the flowing plates(8)(8') to be able to seesaw after supporting a flow support shaft(801) in a frame(14) by equipping flowing plates(8)(8') in the both sides of the buffing rollers(3)(3'); a supply roller(12) equipped in the both sides of the buffing rollers(3)(3').
Patent KR-20000015091-A (KR)
Title: Device for analyzing a capacity of a system using a common data bus
Inventor: OH JEONG HUN
IPC: H04L12/40
Filed: 1998-08-27
Abstract: PURPOSE: A device is provided to analyze a capacity of a system using a common data bus, by simultaneously counting a data transmitting/receiving clock with the occupying time of the system, occupying the common data bus. CONSTITUTION: A device for analyzing a capacity of a system has a common data bus matching block, which interfaces a plurality of outer sub-systems and a data bus, and has a plurality of nodes. The common data bus matching block comprises: a logic circuit section(100) for receiving a data transmitting/receiving clock from the nodes or a bus occupying control section, receiving occupying signals from the nodes, performing arithmetically logic operation, and generates a corresponding clock; a second counter(200) for counting after receiving the clocks from the logic circuit section; a first counter(210) for counting after receiving the data transmitting/receiving clock; an efficient operator(300) for operating data efficiency of the sub-system after receiving a count signal, outputted from the first/the second counter, and outputting a corresponding control signal; a displaying section for displaying the data bus efficiency of the outer sub-system, by receiving the control signal from the efficient operator(300).
Patent KR-19990030004-A (KR)
Title: 총 단백질의 검출 방법
IPC: G01N33/68
Filed: 1998-09-22
Abstract: 본 발명은 뇨와 같은 수용성 시험 유체에서 총 단백질을 검출하기 위한 개선된 검정에 관한 것이다.  검정은 시험 유체를, 몰리브데이트 또는 텅스테이트 염 및 pH 1.0 내지 3.0에서 몰리브데이트 또는 텅스테이트 이온과 착염을 형성하여, 단백질 존재하에 착염의 흡착 밴드가 이동되는 염료를 혼합시킴을 포함한다.  본 발명은 또한, pH가 약 1.0 내지 3.0에서 검정이 수행될 수 있도록 하는 pKa를 갖고, 단백질에 대한 친화도가 단백질 50㎎/dL이상 존재하에서만 검출성 반응을 제공하는 치환된 페놀설폰프탈레인 염료을 검정으로 도입시켜 검정의 범위를 증가시킴을 포함한다.
Patent KR-20000020979-A (KR)
Title: Method for producing waterproof and sound absorbing plate using waste synthetic fiber
Inventor: HAN JUNG KWANG
IPC: D04H1/4334
Filed: 1998-09-25
Abstract: PURPOSE: A method is provided to produce a waterproof and sound absorbing plate of high function such as the flame retardancy and the in combustibility using materials such as polyester, acryl, nylon and so on among scraps of synthetic fiber. CONSTITUTION: A new material for producing a waterproof and sound absorbing plate comprises the 45-55% polyester material, the 35-45% other chemical yarn such as the nylon, the acryl, the rayon, and so on, and 10% of the other impurities such as a natural yarn and synthetic resins contained at collecting. A producing method comprises steps of: mixing synthetic fibers such as the polyester, the acryl, the nylon and so on; making a felt of regular thickness of 8mm and of regular density by scotching the mixed material; spraying the melamine resin of thermal harden on the felt material; drying the material sprayed the resin in the amount of contained water under 13%; molding the dried material in a molding press of high temperature and high pressure after cutting; rapidly cooling the product finished the molding by using a cold press; and cutting the rapidly cooled material with high speed.
Patent KR-20000025829-A (KR)
Title: Method for combining optical fibers having cores of different sizes
Inventor: JEON SU GEUN
IPC: G02B6/25
Filed: 1998-10-14
Abstract: PURPOSE: A method for combining optical fibers having cores of different sizes is provided to perform an optical combination without an additional optical combination member by polishing process. CONSTITUTION: A method for combining optical fibers having cores of different sizes comprises the steps of: forming a taper portion by polishing a side portion of a first optical fiber(10) having a core portion(11) of a predetermined diameter; combining an end portion of the taper portion of the first optical fiber to a second optical fiber(20) having a core portion(21) of a smaller diameter by using a splicer; and heating a connection portion between the first optical fiber and the second optical fiber to extending a length as much as a predetermined length.
Patent KR-20000026028-A (KR)
Title: Muffler of four plate-type compressor
Inventor: HWANG SEUNG YONG
IPC: F01N1/00
Filed: 1998-10-16
Abstract: PURPOSE: A muffler of four plate-type compressor is provided to reduce efficiently coolant exhaust noise of a compressor by diminishing pulsatory motion pressure by multistage and also to improve efficiency of a compressor by reducing the loss of coolant exhaust pressure. CONSTITUTION: The muffler of four plate-type compressor comprises: a hoop(91) formed in the shape of square on circumference of a rear housing; a dividing rib(92) to divide the internal center of a hoop(91); an intake chamber(93) including an intake port(94) through an intake passage of a rear housing with dividing by a dividing rib(92); an exhaust chamber(95) including an exhaust port(96) through an exhaust passage of a rear housing with dividing by a dividing rib(92); a shock-absorbing room of pulsatory motion pressure(97) to interlink between an exhaust chamber(95) and an exhaust port(96) at a part of the bottom of an exhaust chamber(95); shock-absorbing grooves or shock-absorbing protections at a shock-absorbing room of pulsatory motion pressure(97) and at the bottom of an exhaust chamber(95).
Patent KR-20000028304-A (KR)
Title: System for refining gas of semiconductor production equipment
Inventor: LEE SEOK WOO
IPC: H01L21/02
Filed: 1998-10-30
Abstract: PURPOSE: A system for refining gas of a semiconductor production equipment is provided to filter impurities and to protect equipments from impurities and organic materials. CONSTITUTION: When impurities and organic materials are generated inside an equipment of deep UV(ultra violet)(5) performed with a photo process, a refining system of gas(18) sucks every gas containing impurities and organic materials inside the equipment of deep UV(5) through lines(21)(22). Liquefied impurities and organic materials are exhausted by controlling the temperature with the temperature liquefied impurities and organic materials in the refining system of gas(18). The defect of a product by the pollution of a semiconductor equipment, the lens pollution of an exposing equipment, and cost for removing the pollution of lens are prevented by exhausting impurities and organic materials generated inside the semiconductor equipment with liquefying using the refining system of gas(18).