baber/WOPTO huggingface dataset:
Patent KR-20040057412-A (KR)
Title: Blow-moldable flame resistant-thermoplastic resin composition
Inventor: KIL HYEON SU
IPC: C08L69/00
Filed: 2002-12-26
Abstract: PURPOSE: Provided is a fire-retardant thermoplastic resin composition capable of hollow molding, which is excellent in a mechanical strength, an impact property, a fire-retardancy, and a melt tension and can be used for parts of cars and electric/electronic parts. CONSTITUTION: The thermoplastic resin composition contains a base resin comprising 10-50wt% of a linear polycarbonate resin, 10-50wt% of a branched polycarbonate resin, 10-30wt% of a polybutylene terephthalate resin, and 20-40wt% of an acrylonitrile-butadiene-styrene resin and 0.5-1.0pts.wt.(based on the base resin of 100pts.wt.) of a heat stabilizer, wherein the linear carbonate resin has a molecular weight of 20,000-30,000 and the branched carbonate resin contains 0.2-0.5mol% of a branching agent.
Patent KR-20040057534-A (KR)
Title: Method for fabricating semiconductor device using damascene process
Inventor: LEE SEONG GWON
IPC: H01L21/60
Filed: 2002-12-26
Abstract: PURPOSE: A method for manufacturing a semiconductor device using damascene processing is provided to be capable of preventing attack of a bit line pattern when forming a storage node contact hole. CONSTITUTION: A bit line insulating layer(36) is formed on a semiconductor substrate(30) with a plurality of plugs(33). A trench(38) is formed to expose the plug by selectively etching the bit line insulating layer. A bit line(40) is formed to electrically connect the plug by filling a metal film in the trench. The bit line is isolated by CMP to expose the bit line insulating layer. An interlayer dielectric is formed on the resultant structure. By patterning the interlayer dielectric and the bit line insulating layer, a storage node contact hole is then formed.
Patent KR-20040059565-A (KR)
Title: Walsh code selection method for baseband clipping
Inventor: SHIN SEUNG CHEOL
IPC: H04J13/16
Filed: 2002-12-27
Abstract: PURPOSE: A method for selecting a channelization code for baseband clipping is provided to obtain a PAPR(Peak to Average Power Ratio) gain through baseband clipping in an IS-95 system and to minimize a falling-off in waveform quality. CONSTITUTION: If a clipping level is determined, an IS-95 system finds out the first traffic code having a small PAPR and low code noise among 61 codes. If the first code is determined, the IS-95 system searches for the second traffic code having a small PAPR and low code noise among the other 60 codes. If a Walsh sequence, determined in this way, is {16, 7, 12, 29, 38, 18, 47, 45, 19, ...}, the IS-95 system allocates Walsh No.16 to the first user, Walsh No.7 to the second user, and Walsh No.12 to the third user.
Patent KR-20040060654-A (KR)
Inventor: SON YOUNG SUK
IPC: A63H33/00
Filed: 2002-12-30
Abstract: PURPOSE: A toy with multi-functions is provided to conveniently enjoy multi-functions of many devices or electronic appliances by selectively combining various devices or appliances such as a radio cassette, an MP3 player, PDA, etc. with a simple function as one product such as a fragrance generator. CONSTITUTION: The toy with multi-functions comprises a radio cassette(2), an MP3 player(3), PDA(4), and other various devices mounted on a left side, a right side, an upper part and a lower part at each side; and a joint portion(5) for separating or combining the devices by a magnetic, a screw, or a compressor. The various appliances or devices(2¯37) include a needle for acupuncture, a gun, an electronic magnetic card, a pen, a camcoder, a mobile phone, etc.
Patent KR-20040061680-A (KR)
Title: Circuit and method for bi-directional driving plat display device
Inventor: OH DU HWAN
IPC: G11C19/00
Filed: 2002-12-31
Abstract: PURPOSE: A bidirectional driving circuit of a flat panel display device and a driving method thereof are provided to drive the flat panel display device to both directions without an additional input pin by operating a shift register and a level shifter to both directions. CONSTITUTION: A bidirectional driving circuit of a flat panel display device includes plurality of blocks. Each block includes a first controller, a second controller, a third controller, and a shift register. The first controller(21) is used for charging one clock signal of four clock signals, a start pulse according to the second node, and an output signal of a previous block to the first node. The second controller(22) is used for controlling the second node according to the start pulse, an output signal of the previous block, an output signal of the next block, and one clock signal of four clock signals. The third controller(23) is used for charging the start pulse or the output signal of the next block to the first node and controlling the second node. The shift register(24) is used for outputting one clock signal of four clock signals as a shift pulse according to the first node and the second node. In addition, a level shifter is used for shifting the levels of the shifted pulses of the shift registers of each block.
Patent KR-20030079666-A (KR)
Title: NOx reduction apparatus at cement plants using selective non-catalytic reduction and method thereof
Inventor: PARK JEONG BONG
IPC: C04B2/12
Filed: 2002-12-31
Abstract: PURPOSE: Provided are an apparatus and a process for the reduction of NOx in a cement plant using selective non-catalytic reduction(SNCR), which can maximize the NOx removal efficiency economically. CONSTITUTION: The apparatus for the reduction of NOx in a cement plant using a SNCR method comprises: a sprayer for spraying urea prill or urea water at the opening of a rotary kiln(8) into which a cement material is introduced to reduce the NOx generated therein; at least one sprayers for spraying urea prill, disposed at the circumference of the upper sidewall of a final calciner(C5) maintained at the inside temperature of 850-1100 deg.C to reduce the NOx introduced and generated therein; and a controller(7) for controlling the spraying amount and position of urea at the rotary kiln(8), the calciner(C5) and the final cyclone(K4) by detecting the inside temperature, load, generated NOx amount and fuel properties therein.
Patent KR-20020026579-A (KR)
IPC: C08J3/20
Filed: 2000-08-16
Abstract: 용융가공성 열가소성 조성물에 대해 기재되어 있으며, 용융가공성 열가소성 조성물은 a) 용융가공성 열가소성 폴리머 50-99.5중량% 및 b) 메틸메타크릴레이트(MMA) 50~100중량%, 하나이상의 알킬아크릴레이트 또는 메타크릴레이트를 포함하고 에틸렌으로 불포화된 코모노머(ethylenically unsaturated comonomer) 0~50중량% 및 코폴리머성(compolymerisable) 가교용 모노머 0~10중량%를 함유하는 모노머 혼합물의 잔기를 포함하며 입자의 최대 크기가 5mm인 입자상 폴리머 0.5~50 중량%를 포함한다. 상기 조성물은 감소된 표면 광택을 가지며 건축 구조재의 형성 또는 저광택 표면이 요구되는 기타 다른 용도에 유용할 수 있다. 상기 조성물의 제조 방법 및 그 사용법 예를 들면 캡스톡 물질로서의 사용이 또한 기재되어 있다.
Patent KR-20020038738-A (KR)
Title: Extensible computing system
IPC: G06F9/50
Filed: 2000-08-17
Abstract: Methods and apparatus providing a dynamically sized, highly scalable and available server farm are disclosed. A Virtual Server Farm (VSF) is created out of a wide scale computing fabric ("Computing Grid") which is physically constructed once and then logically divided up into VSFs for various organizations on demand. Each organization retains independent administrative control of a VSF. A VSF is dynamically firewalled within the Computing Grid. Allocation and control of the elements and topology in the VSF is performed by a Control Plane connected to all computing, networking, and storage elements in the computing grid through special control ports. No physical rewiring is necessary in order to construct VSFs in many different configurations, including single-tier Web server or multi-tier Web-server, application server, database server configurations.
Patent KR-20030007396-A (KR)
IPC: H04B10/118
Filed: 2000-12-26
Abstract: 하이브리드 무선광 및 무선주파수(RF) 통신링크는 데이타와 제어 및 상태 정보를 전송하기 위하여 평행한 자유-공간 및 RF 경로를 이용한다.  광 링크는 데이타에 대한 제 1 링크를 제공하며, RF 링크는 제어 및 상태 정보에 대한 신뢰할 수 있는 제 1 경로뿐만 아니라, 통신망 데이타에 대한 동시에 일어나거나 백업하는 경로 또한 제공한다.  대기 조건이 광 링크를 광 데이타 전송이 실패하는 점까지 강등될 때, 하이브리드 통신 링크는 데이타 통신의 이용가능성을 유지하기 위하여 RF 링크로 전환한다.  전환은 광 경로를 통하여 통신되는 광 신호의 품질의 평가에 근거하여 자동적으로 발생할 수 있다.
Patent KR-20030022097-A (KR)
IPC: H03H9/25
Filed: 2001-05-25
Abstract: 압전체층의 결정 특성을 제어하기 위한 중간층과 다이아몬드층이 박리하기 어려운 표면 탄성파 소자용 기판 및 표면 탄성파 소자를 제공하는 것이다.  본 발명의 표면 탄성파 소자용 기판(20) 및 표면 탄성파 소자(10)는, 다이아몬드층(22)과, 다이아몬드층(22) 위에 배치된 중간층(24)과, 중간층(24) 위에 배치된 압전체층(26)을 가지며, 압전체층(26)은 LiNbO 3 또는 LiTaO 3 로 형성되고, 중간층(24)은 AlN으로 형성되어 있는 것을 특징으로 한다.
Patent KR-20020077920-A (KR)
Title: 무선통신 제어국장치 및 무선통신 장치
IPC: H04W8/06
Filed: 2001-12-25
Abstract: 하나의 페이저 통신 시스템 영역(Ak) 내에는 복수의 기지국(BS(BS1, BS2, BS3)), 페이저 기지국(13k) 및 복수의 휴대통신단말의 그룹(G1, G2, G3, G4, G5)이 설치되어 있다. 탑재통신단말은 셀룰러 무선통신기와 페이저 수신기를 가진다. 각각의 그룹에는 복수의 휴대통신단말(1)이 포함되지만, 동일한 전화회선을 사용한다. 각각의 휴대통신단말의 셀룰러 무선통신기는 동일한 전화회선을 사용하고, 페이저 수신기는 동일한 페이저 통신회선을 사용한다. 각각의 휴대통신단말(1)은 서로 다른 ID를 가진다. 각각의 그룹에 있어서, 어느 1대의 휴대통신단말(1)이 통신을 개시하면, 그 휴대통신단말의 위치정보를 VLR에 등록한다. 또한, 동일 그룹 내의 다른 휴대통신단말(1)이 통신을 개시하도록 했을 때는 위치등록을 거부한다.
Patent KR-20020089370-A (KR)
Title: 표면처리강판 및 그 제조방법
IPC: C23C2/12
Filed: 2002-01-30
Abstract: 표면처리강판의 제조방법은, 강판을 용융도금욕에 침지시킴으로써, Al 함유량이 20~95 질량%인 Al-Zn계 도금 피막을 형성시키는 공정, 상기 도금 피막 위에 화성처리피막을 형성시키는 공정과 상기 도금 피막에 대하여, 열이력(熱履歷)을 부여하는 공정을 포함한다. 싱기 열이력은, 강판이 용융도금욕을 나온 직후, 혹은 130~300℃ 범위의 온도 T(℃)로부터 100℃까지의 온도범위에 있어서 부여된다.
Patent KR-20020091128-A (KR)
Title: 커패시터 및 그 제조 방법
IPC: H01G4/18
Filed: 2001-03-14
Abstract: 용량성 엘리먼트(1) 상에 직접적으로 열 수축 가능한 필름(6)이 제공되는 커패시터(8)가 설명된다.  상기 커패시터(8)는 용량성 엘리먼트(1), 다수의 금속 전기자들(2) 및 접촉 단자들(3)을 포함하고, 상기 커패시터(8)는 상기 용량성 엘리먼트(1) 상에 직접적으로 도포된 열 수축 가능한 커버(6)를 갖는다.  열 수축 가능한 튜브(6)가 상기 용량성 엘리먼트 상에 직접적으로 도포되는 단계와 상기 열 수축 가능한 튜브(6)가 가열되는 그 다음 단계를 포함하는 커패시터(8)의 제조 방법, 특히 건식 커패시터(8)의 제조 방법이 또한 예측된다.
Patent KR-20030017492-A (KR)
IPC: A01N59/14
Filed: 2001-04-05
Abstract: 본 발명은 적어도 1 중량%의 4급 살생물제 (살생물적으로 활성인 4급 암모늄 화합물)를 함유하며, 농축물 1 부에 대해서 20 부의 물로 희석하여 2% 이하의 트립톤 (또는 그의 단백질 등가물)의 존재하에서 24시간 후에, 동일 농도의 단백질의 존재하에서 물 중의 동일한 4급 살생물제의 동일한 농도의 단순용액의 MIC보다 낮은 MIC를 나타내는 희석용액을 생성시킬 수 있는 저장안정성 액체 소독제 농축조성물에 관한 것이다.  4급 살생물제의 살생물 효능은 "효소 안정화제", "효소 안정화 시스템", "미셀 형성 변형제 및 억제제" 및 이들의 배합물로 구성된 그룹으로부터 선택된 "활성보호제"에 의해서 보호될 수 있다.  본 발명은 또한, 농축물로부터 제조된 소독제 작업용액, 및 4급 살생물제를 불활성화로부터 보호하는 방법에 관한 것이다.
Patent KR-20020087988-A (KR)
Title: 지환식 케톤 및 알킬치환 지환식 에스테르의 제조 방법
IPC: C07C45/28
Filed: 2001-04-26
Abstract: 레지스트 원료로서 유용한 알킬 아다만틸 에스테르 화합물 등의 알킬치환 지환식 에스테르의 원료로 되는 지환식 케톤을 증류나 재결정 등의 특별한 정제 공정을 거치지 않고, 추출 조작이라는 간단한 조작에 의해 고순도로 얻을 수 있다. 
     이 방법에서는 지환식 탄화수소를 농황산 또는 발연 황산으로 산화하고, 산화 반응후의 반응액을 물에 부은 후에 유기용매로 추출할 때에, 추출시의 물층의 황산 농도를 60~90중량％로 조정한 후에 추출을 행하여, 지환식 케톤을 얻는다.
Patent KR-20040063441-A (KR)
Inventor: PARK DONG WAN
IPC: F03G7/00
Filed: 2003-01-07
Abstract: PURPOSE: A power generating device is provided to reduce fuel consumption by not using fossil fuel, to prevent environmental pollution by restricting noise and contamination, and to decrease the cost by manufacturing easily with simple structure. CONSTITUTION: A power generating device comprises a housing(12); a central shaft(8) vertically installed in the center of the housing; a starter directly installed in the central shaft to turn the central shaft; a main wheel(5) formed of a disk, and supported perpendicularly to the central shaft with rotating; a sub wheel(2) rotated and installed in the upper and lower parts of the main wheel; a contact assisting unit(4) rotated and installed to the central shaft and composed of a first magnet; a driving body(1) combined with the contact assisting unit and composed of a second magnet contacted to the first magnet by magnetic force; a rod arm(3) connecting the driving body and the sub wheel for interlocking; a cylinder unit(7) connected to the driving body by a connecting rod(6) and fixed to the upper and lower parts of the main wheel with containing a spring compressed in the connecting rod; a first elastic support bar fixed to the lower and upper parts of the main wheel and bumped in rotating the sub wheel; and a second elastic support bar restricting rotation of the sub wheel by rotating the driving body and moving the rod arm.
Patent KR-20040064067-A (KR)
Inventor: KIL SEONG HO
Filed: 2003-01-09
Abstract: PURPOSE: A system for renting a CCTV(Closed Circuit TV) equipment is provided to rent the expensive CCTV equipment to a small business place or an individual at a low expense and secure technology power by construct a nationwide network for the CCTV rental companies. CONSTITUTION: The small business place or the individual applies for an installation environment and a requirement to a web site through the online. A businessman of the web site decides cost by actually inspecting the installation environment and a characteristic of the equipment, and transfers a business to an installation businessman. The installation businessman installs the equipment provided from the businessman to a requested site. An installation expense is provided to the installation businessman, and a service charge is shared to the businessman and an equipment providers.
Patent KR-20030022174-A (KR)
Title: Vessel with space vacuum prevention part included
Inventor: LEE JEONG MIN
IPC: B65D77/28
Filed: 2003-01-06
Abstract: PURPOSE: Provided is a vessel with a space vacuum prevention part included which configures the vacuum prevention part and a space to fix a straw after inserting the straw so that it helps children or infant to drink contents safely. CONSTITUTION: The vessel with the space vacuum prevention part included is characterized by comprising the parts of: the domed-vacuum prevention part(101) which is placed at the lower part of a vessel body(100); the space(102) which is placed at the outer circumference of the domed-vacuum prevention part or between inner walls of lateral wall in the vessel body; and an opened space(103) which is partitioned at the lower side of the vacuum prevention part.
Patent KR-20040064928-A (KR)
Inventor: CHOI YEONG
IPC: H04Q7/32
Filed: 2003-01-11
Abstract: PURPOSE: A device for controlling a camera angle of a portable terminal and a method therefor are provided to control a photographing angle of a camera according to a state of a display, thereby automatically controlling the photographing angle of the camera. CONSTITUTION: The first sensor(151) is installed in a specific position of the second housing(20). The second sensor(153) is installed in a position of the first housing(10) when the second housing(20) is closed on the first housing(10), and generates an on/off signal of the second housing(20) according to a detected state of the first sensor(151). When a signal for showing an opening of the second housing(20) is generated from the second sensor(153), a motor driver generates a motor driving signal for controlling at a preset photographing angle of a camera lens(50). A motor rotates the camera lens(50) by the motor driving signal.
Patent KR-20040065607-A (KR)
Inventor: BAE IL HO
IPC: F24F1/00
Filed: 2003-01-15
Abstract: PURPOSE: An oxygen generator package for an air conditioner is provided to integrate an oxygen supply module with a compressor, thereby easily installing an oxygen generator at one side of an outdoor unit or in an independent place, reducing the size, and reducing length of pipe lying. CONSTITUTION: A compressor sucks in or discharges air. A valve module is connected with one side of the compressor for changing a passage of the sucked and discharged air to circulate the air backward and forward. An oxygen supply module is connected with the valve module. In the case that the air circulates forwardly, the oxygen supply module collects nitrogen from the air injected from the compressor for discharging extracted oxygen. In the case that the air circulates inversely, the oxygen supply module discharges the collected nitrogen. A case(51) has a ventilating opening, wherein an enrichment filter, the compressor, the oxygen supply module are mounted.
Patent KR-20040071922-A (KR)
Inventor: BYUN GYEONG SEOK
IPC: B25J9/06
Filed: 2003-02-07
Abstract: PURPOSE: A transfer apparatus is provided to relatively reduce moment load of a rotation joint generated when a predetermined load is applied to a transfer table by disposing the first and second driving axes of the transfer apparatus in the front or rear of the transfer table in the transfer direction of the transfer table. CONSTITUTION: A support part(20) is prepared. The first and second driving axes(30a,30b) rotate, supported by the support part. A driving link(40a,40b) is installed in the first and second driving axes, respectively. A transfer link(50a,50b) is connected to the driving link, capable of rotating. The transfer table(70a) moves in a straight line by a mutual action of the driving link and the transfer link, connected to the transfer link by the rotation joint(60). The first and second driving axes are disposed in the front or rear of the transfer table in the transfer direction of the transfer table.
Patent KR-20040076750-A (KR)
Inventor: AHN CHUNG IL
IPC: C23F1/20
Filed: 2003-02-26
Abstract: PURPOSE: A surface treatment solution for aluminum or aluminum alloy is provided which is inexpensive and capable of beautifully processing external appearance of the work by forming irregular crystal patterns on the surface of the work by simple dipping process, and an aluminum or aluminum alloy whose surface is treated by the same is provided. CONSTITUTION: The surface treatment solution for aluminum or aluminum alloy comprises 10 to 40 vol.% of ferric chloride solution having specific gravity of Be 42°, 5 to 10 vol.% of nitric acid having concentration of 67% and 50 to 70 vol.% of phosphoric acid having concentration of 85%. The aluminum or aluminum alloy is characterized in that irregular crystal patterns are formed on the surface of the aluminum or aluminum alloy by dipping the aluminum or aluminum alloy into a surface treatment solution comprising 10 to 40 vol.% of ferric chloride solution having specific gravity of Be 42°, 5 to 10 vol.% of nitric acid having concentration of 67% and 50 to 70 vol.% of phosphoric acid having concentration of 85%.
Patent KR-20040077164-A (KR)
Inventor: LEE GI SEOP
IPC: H01L21/027
Filed: 2003-02-28
Abstract: PURPOSE: A reticle short distinction mark of a photo-lithography process is provided to prevent an error of a short distinction mark by forming an identification mark for identifying a magnification of a projection lens within the reticle short distinction mark. CONSTITUTION: A reticle short distinction mark of a photo-lithography process includes an identification mark(22a) formed within a circumference area(Aa) of the reticle short distinction mark(20a). The identification mark includes specification related to a magnification of a projection lens. The identification mark is formed within a predetermined range in order not to interfere a short distinction pattern. The reticle short distinction mark is formed with combination of numbers and characters in order to indicate the magnification of the projection lens.
Patent KR-20030074223-A (KR)
Inventor: KIM JONG HUI
IPC: C23C14/34
Filed: 2003-03-05
Abstract: PURPOSE: Wear resistant parts coated with boron carbide whose life time is extended by depositing a metallic intermediate adhesive layer to a thickness of several nanometer using sputtering equipment, thereby increasing deposition and bonding force of the boron carbide film and a manufacturing method of the parts by sputtering are provided. CONSTITUTION: In a method for forming a coating film of wear resistant parts comprising a base material(3) of mechanical parts, intermediate adhesive layer(2) that is a transition metal formed by being deposited on the surface of the base material, and wear resistant coating film(1) formed by depositing boron carbide (B4C) on the surface of the adhesive layer, the manufacturing method of the wear resistant parts coated with boron carbide by sputtering comprises step of installing the base material of the mechanical parts and transition metal target inside sputtering equipment; step of forming the intermediate adhesive layer by sputtering transition metal on the surface of the base material; step of installing the intermediate adhesive layer formed base material inside the sputtering equipment in which boron or boron carbide target is arranged; and step of forming the wear resistant coating film by sputtering boron carbide on the surface of the intermediate adhesive layer formed base material, wherein the step of forming the wear resistant coating film that is boron carbide by sputtering comprises the step of injecting argon gas and injecting hydrocarbon gas as reaction gas.
Patent KR-20040080471-A (KR)
Inventor: JUNG CHEOL SIN
IPC: F24F1/00
Filed: 2003-03-11
Abstract: PURPOSE: A front panel mounting structure of an integrally assembled air conditioner is provided to easily perform the assembling work of the integrally assembled air conditioner and to keep the installed state of a front panel strong. CONSTITUTION: A front panel mounting structure of an integrally assembled air conditioner comprises a barrier(73) dividing the inside and the outside inside the air conditioner and having end side plates(75) extended toward the inside at the ends; fixing channels(80) arranged to the end side plates of the barrier; and a front panel(95) formed correspondent to the fixing channels. The front panel has slides(99) sliding on the inside of the fixing channels and constitutes the exterior of the inside. The fixing channel comprises a side-combining part(80a) fixed to the end side plate of the barrier; a sleeve-combining part(80b) vertically bent to one end of the side-combining part; and a fixing end part(80c) vertically formed to the other end of the side-combining part.
Patent KR-20040080700-A (KR)
Inventor: HWANG BYEONG GUK
IPC: A01N31/04
Filed: 2003-03-13
Abstract: PURPOSE: A fungicide composition containing thiobutacin separated from Streptomyces as an effective ingredient is provided. The composition exhibits high biodegradability while having a high control effect on the level of synthetic pesticides. Therefore, it is effective in controlling phytophthora blight of pepper. CONSTITUTION: The fungicide composition contains thiobutacin represented by the formula(1) and has a control effect against plant disease caused by any one of plant pathogenic bacteria, Phytophthora capsici, Botrytis cinerea and Cladosporium cucumerinum. The thiobutacin as natural antibiotics is prepared from Lechevalieria aerocolonigenes VK-A9 strains(KCCM 10461).
Patent KR-20030039339-A (KR)
Title: System for realtime interpretation and international marriage service using internet chatting and interpretation
Inventor: LEE HAN JIN
IPC: G06F17/00
Filed: 2003-03-11
Abstract: PURPOSE: A system for the realtime interpretation and an international marriage service using an Internet chatting and interpretation is provided to talk with a desired partner in any time and anywhere regardless of a language and to make customers fully know the partner with each other by using the Internet simultaneous interpretation without expense burden. CONSTITUTION: A member carries out a nation search or selects a desired female from a female member list(026,029). After viewing a profile of the selected female, the member requests the video chatting(032). If the member wants to more additional data, the member requests the additional data of the female(051). After settlement, a head office provides the additional data to the member by using an information transmission medium(055). The member receiving the additional data requests the video chatting(032). If both mates and simultaneous interpreters are connected to a video chatting server at a reserved time, the member uses the video chatting server after paying the interpretation fee(048).
Patent KR-20040081975-A (KR)
Inventor: LIM HAK BYEONG
IPC: H01L21/00
Filed: 2003-03-17
Abstract: PURPOSE: A wafer lift finger structure of a process chamber is provided to prevent scratch with a suspecter when transporting a wafer and damage of the wafer by chamfering both edges of a finger body. CONSTITUTION: A wafer lift finger(20) is provided with a screw hole(20a) and a finger body. In order to lengthen total length, to reduce the thickness and to prevent scratch of the wafer lift finger, chamfer parts(20b,20c) are formed at both edges of the finger body by chamfering.