baber/WOPTO huggingface dataset:
Patent KR-19990077192-A (KR)
Title: 펜타플루오로프로판과 불화수소의 공비혼합물 및 펜타플루오로프로판의 분리 정제방법
IPC: C07C19/08
Filed: 1997-01-22
Abstract: 본 발명은 1,1,1,3,3-펜타플루오로프로판 및 불화수소로 실질적으로 이루어지는 공비혼합물을 제공한다.     또한, 수세정(水洗淨)공정을 거치지 않고, R-245fa 및 HF 를 함유하여 이루어지는 혼합물로부터 R-245fa 및/또는 HF 를 분리정제하는 방법을 제공하며, 이 방법에서는 1,1,1,3,3-펜타플루오로프로판 및 불화수소를 함유하여 이루어지는 혼합물을 증류공정을 거쳐서 1,1,1,3,3-펜타플루오로프로판 및 불화수소로 실질적으로 이루어지는 공비혼합물을 함유하여 이루어지는 유출물을 얻고, 분리정제된 1,1,1,3,3-펜타플루오로프로판 또는 불화수소를 함유하여 이루어지는 잔류물을 얻는다.
Patent KR-20000064775-A (KR)
Title: 도형 데이터 생성 장치, 도형 데이터 생성 방법 및 그 매체
IPC: G06T19/00
Filed: 1998-01-26
Abstract: 3차원 가상 공간내를 구축하는 노드 사이를 대응시켜서 루팅을 행하는 경우에, 입출력 데이터의 형태의 불일치를 방지한다. 사용자가 편집 작업에 있어서, 미리 출력측 노드의 필드치의 출력 데이터의 형태를 설정해 두면, 루팅 편집 도구(422)는 이 출력 데이터를 받아들이는 것이 가능한 노드를 일람 표시한다. 사용자가 표시된 노드 중 어느 하나의 노드를 선택하고, 선택한 노드의 필드명을 선택하도록 하는 경우에 루팅 편집 도구(422)는 선택된 노드의 필드치가 받아들이는 것이 가능한 입력 데이터 형태의 필드명만을 일람 표시한다. 이것에 의해 루팅 편집 도구(422)는 사용자에 의해서 선택된 데이터 형태의 일치하는 각 노드의 필드 사이에서 이벤트를 수수하는 형태로 기술된 루팅 문자를 생성한다.
Patent KR-20000010677-A (KR)
Title: Vinyl chloride fibers and process for preparing the same
Inventor: YAMANE KAZUMASA
IPC: D01F6/48
Filed: 1998-03-10
Abstract: PURPOSE: A vinyl chloride fiber and a manufacturing method thereof are provided to be used for an artificial hair for decorating the hair such as a wig, a braid, and an accessory hair and for a hair fiber for dolls such as a doll hair. CONSTITUTION: Fine-denier vinyl chloride fibers having three-quarter luster to half luster surfaces and touch very close to human hairs, and a process for preparing the same. The fibers are prepared from a vinyl chloride resin composition prepared by incorporating (a) 1 to 35 parts by weight of an ethylene/vinyl acetate resin, (b) 0.2 to 5.0 parts by weight of a heat stabilizer, and (c) 0.2 to 5.0 parts by weight of a lubricant into 100 parts by weight of a vinyl chloride mixture comprising 100 to 60 % by weight of a vinyl chloride resin and 0 to 40 % by weight of a chlorinated vinyl chloride resin. The process comprises melt-spinning the resin composition. The fibers are useful as an artificial hair fiber for the decoration of the hair or as a hair fiber for dolls, such as a doll hair.
Patent KR-20000065103-A (KR)
Title: 측방향진입원격작동식연결시스템
IPC: D01D4/04
Filed: 1997-04-29
Abstract: 본 발명은 하나의 관 또는 도관의 다른 관으로의 측방향 진입을 할 수 있도록 된 하나 이상의 유체 도관을 연결하기 위한 연결 시스템에 관한 것이다.  연결 시스템은 또한 사람이 비교적 접근이 어렵고 원격 작동될 수 있는 환경에서의 연결에 적절하다.
Patent KR-20000016612-A (KR)
Title: Catheter package
Inventor: PETTERSSON AGNETA
IPC: A61M25/00
Filed: 1997-06-12
Abstract: PURPOSE: Disclosed is a catheter package comprising a catheter positioned within an inner container permeable to a sterilizing agent, for example an ethylene oxide gas. CONSTITUTION: The catheter package (110) comprises a catheter (101) positioned within an inner container (102) permeable to a sterilizing agent, for example an ethylene oxide gas. An outer container (103) which prevents access of moisture to the interior thereof encloses the inner container (102) and catheter assembly. Two or more catheters (101) may be stored in individual inner containers (102) within the outer container (103).
Patent KR-19990072513-A (KR)
Title: 입체영상표시장치
IPC: G02B27/22
Filed: 1999-02-09
Abstract: 본 발명은 입체 영상 표시 장치에 관한 것으로, 관찰자의 각 자세에 따라서, 입체화가 곤란한 경우에 입체 영상 표시 형태에서 평면 영상 표시 형태로 전환하고, 또한 복수 관찰자의 각각의 상태에 따라서 입체 영상 표시 형태, 평면 영상 표시 형태를 하나의 표시 장치로 동시에 제공할 수 있도록 하는 것을 목적으로 한다.   상기 복수 관찰자(15a, 15b)의 좌우의 눈 각각에 대응하는 복수의 발광 영역(11aR, 11aL, 11bR, 11bL)으로부터의 광을, 액정 공간 변조 패널(13)을 통해서 변조를 행하여, 각 관찰자에게 영상을 입체화시키는 경우, 관찰자의 위치 상황 또는 요망에 따라서, 상기 복수의 발광 영역의 상태를 변화시켜, 임의의 관찰자에 대하여 입체 영상 표시 형태나 평면 영상 표시 형태를 전환하는 수단(14, 16)을 구비한다.
Patent KR-19990072819-A (KR)
Title: 반도체장치및그제조방법
IPC: H01L23/50
Filed: 1999-02-22
Abstract: 버스바 리드(busbar lead)를 구비한 LOC구조의 패키지의 박형화, 저비용화, 고성능화를 추진한다. 
     구체적으로는, 버스바 리드(3C)에 연결된 전원용리드(3V)의 일부를 반도체 칩(2)의 주면방향으로 구부리고, 그 부분에 설치된 접착층(5)을 개재하여 반도체 칩(2)을 전원용리드(3V)에 지지 고정함과 동시에, 버스바 리드(3C) 및 신호용리드(3S)를 반도체 칩(2)의 주면에서 이간된 상태로 배치한다.
Patent KR-19990072946-A (KR)
Title: 벨트형부재위치확인방법및장치
IPC: G01B11/00
Filed: 1999-02-25
Abstract: 본 발명은 벨트형 부재의 위치가 상기 벨트형 부재의 외부 손상을 오류로 검출하지 않고 확실하게 확인할 수 있는 위치 확인 방법을 제공한다.  벨트형 부재인 순환 벨트 형태의 감광체 벨트는 회전하고 대전되도록 구성되며, 레이저 빔은 감광체 벨트의 회전 방향에 수직인 방향으로 감광체 벨트상에 조사되고 이를 교차하여 주사하여 감광체 벨트 상에 정전 잠상을 형성한다.  레이저 빔이 감광체 벨트의 TOF 홀을 관통하는 경우, 포토 검출기는 이를 검출하고 신호를 출력한다.  신호의 폭은 주 주사 방향 폭 계수부의 카운터에 의해 비디오 클럭 신호에 따라 측정되고, 비교기는 측정된 신호 폭이 TOF 홀에 해당하는 비디오 클럭에 대해 미리 설정된 수와 같거나 더 큰지를 판별한다.  신호 폭이 조건을 만족한다면, 비교기는 신호가 TOF 홀로부터 발생하는 것을 판별하고 선정 신호를 출력한다.  비교기로부터의 그러한 신호의 수는 부 주사 방향 폭 계수부의 카운터에 의해 계수되고, 부 주사 방향 폭 계수부의 비교기는 카운터의 계수값이 미리 설정된 값과 같거나 더 큰지의 비교에 의해 판별하여, TOF 홀인 감광 부재에 대한 외부 손상의 잘못된 검출을 방지한다.
Patent KR-20000060942-A (KR)
Inventor: LEE GWANG WON
IPC: C23C4/10
Filed: 1999-03-22
Abstract: PURPOSE: A device of treating the surface of an inner wall of pipe by the diffusion of a dynamic plasma is provided to treat uniformly the surface of an inner wall of a cylinder shaped pipe and to control the degree of surface treatment by using the dynamic characteristic of a plasma. CONSTITUTION: A device of treating the surface of an inner wall of pipe by the diffusion of a dynamic plasma comprises : a central electrode(c) of the same axle ; a current introduction electrode(a) to form a circular plate shaped tip ; a circular plate shaped pipe(s) to be contacted with a circular plate shaped current introduction electrode(a) and to form a vacuum tool and a part of an electrode ; an electrode for revolving current(b) to be contacted with one side of a circular plate shaped pipe(s) and to be connected with a central electrode(c).
Patent KR-20000065391-A (KR)
Inventor: PARK JONG O
IPC: H01L21/027
Filed: 1999-04-02
Abstract: PURPOSE: A method for improving the uniformity of an illumination light is provided to maximize the uniformity of the light by making the density of the light sufficiently uniform. CONSTITUTION: A laser ray is oscillated to a predetermined size. The laser ray oscillated to a predetermined size is split. The phase and the polarization of the split ray are differentiated to reduce the special coherence of the overlaid lay. Mediums of different thickness are inserted into split light passages to differentiate the phase and the polarization of the split ray. In the method for improving the uniformity of an illumination light, since the phase and the polarization of the split beam is differentiated, the special coherence is effectively tuned.
Patent KR-20000065424-A (KR)
Inventor: PARK YANG WOO
IPC: H04B7/14
Filed: 1999-04-02
Abstract: PURPOSE: An apparatus for providing traffic conditions to drivers by voice using a radio transceiver is to provide traffic information associated with a road in which a driver currently drives. CONSTITUTION: An information providing apparatus(100) to provide information relevant to a road, in which it is installed, to vehicles as preset data code signals is comprised of a code data storing part(110), a signal transmitting part(140), a heat condensing part(120) and a charging battery(130). The code data storing part(110) stores information related to the traffic conditions of a location, in which the information providing apparatus(100) is installed, as preset codes. The signal transmitting part(140) reads code data from the code data storing part(110) and provides them to vehicles in the location as code data signals. The heat condensing part(120) condenses thermal energy from peripheral light energy. The charging battery(130) is charged by the thermal energy from the heat condensing part(120) and supplies power to the signal transmitting part(140).
Patent KR-20000066143-A (KR)
Inventor: LEE GI CHEOL
IPC: H04B7/155
Filed: 1999-04-13
Abstract: PURPOSE: A data debugging method and data trace device of a home location register(HLR), is provided to trace the processing of subscriber information which a data handling process receives from an operation and maintenance process(OMP) in order to easily debug data, and to perform a debugging process with confirming a log file and correcting a program of the data handling process so that a print route essential for performing conventional data debugging can be eliminated. And the method and device enables easily confirm data afterwards by keeping the data with the log file. CONSTITUTION: Data of a shared memory inside a data handling process which processes user information are retrieved to discriminate whether an error is generated in data processing of the data handling process. If so, a log file in a log directory is confirmed and a program having an error is corrected. Data are re-inputted through an operation and maintenance process(OMP). Whether the program has an error is decided with the re-inputted data. And if an error is re-generated after the correction, the program is re-corrected and data are again re-inputted to correct the program having an error.
Patent KR-20000066924-A (KR)
Inventor: PARK DAE RYEON
IPC: H04W24/00
Filed: 1999-04-22
Abstract: PURPOSE: An apparatus for testing a pulse code modulation(PCM) path is provided to test the PCM path by using a daughter board which is a voice measuring device, so as to efficiently perform on-line call tests while testing calls in a wireless local loop(WLL) system. CONSTITUTION: A digital pulse code modulation(PCM) signal and power are generated in a digital PCM signal/power interface(100). A digital to analog converter(DAC)(200) converts the digital PCM signal into an analog signal. A voice signal outputting circuit(300) filters the analog signal and outputs the analog signal as a voice signal. A DAC controller(400) controls the DAC. An external monitoring/control logic(500) performs a monitoring process.
Patent KR-20000073979-A (KR)
Inventor: KIM MIN JEONG
IPC: H01L21/334
Filed: 1999-05-17
Abstract: PURPOSE: A semiconductor device is provided to guarantee a margin of an etch process, by decreasing metal contact resistance of a salicide layer while preventing a junction leakage current of source/drain regions from increasing. CONSTITUTION: A semiconductor device comprises a semiconductor substrate(10) of a first conductivity type, an isolation layer(11), a gate oxidation layer(27), a gate electrode(27), a gate spacer(33), source/drain regions(35) of a second conductivity type and a salicide layer(40). The isolation layer is formed in a field region of the semiconductor substrate to isolate an active region of the semiconductor substrate. The gate oxidation layer is formed in a center of a bottom of an etch groove which is established in a part of the semiconductor substrate of the active region. The gate electrode is formed on the gate oxidation layer. The gate spacer is formed on a sidewall of the gate electrode, positioned on both sides of a bottom of the etch groove. The source/drain regions are LDD(Lightly Doped Drain) structures formed in the semiconductor substrate of the active region, separated from each other while intervened by the gate electrode. A salicide layer is formed on the source/drain regions and gate electrode, respectively.
Patent KR-20000074087-A (KR)
Inventor: SHIN JUN SEOP
IPC: C07D501/24
Filed: 1999-05-18
Abstract: PURPOSE: Provided is a preparation method of cephalosporin derivatives in particular, cefpodoxime proteztil, which is pharmacologically useful cephalosporin antibiotics having high activity for oral use. CONSTITUTION: A preparation method of cefpodoxime proxetil of the formula(I) is characterized by comprising the following steps of: (i)synthesizing dichlorotriphenylphosphoran derivative(VI) by reacting triphenylphosphine derivative(IV) with trichloroacetonitrile(V); (ii) reacting the dichlorotriphenylphosphoran derivative(VI) with 2-(2-amino-4-thiazolyl)-(Z)-2-methoxyiminoacetic ackd(VII) to prepare acyloxyphosphonium chloride derivative(VIII); (iii)acylating the acyloxyphosphonium chloride derivative(VIII) and 1-(isopropyloxycarbonyloxy)ethyl-7beta-amino-3-methoxymethyl-sef-3-m-4-carboxylate(III) to prepare cefpodoxime proxetil(I)
Patent KR-20000074699-A (KR)
Inventor: KANG JEONG HUN
IPC: F25D23/00
Filed: 1999-05-25
Abstract: PURPOSE: A deodorizing system is provided to achieve safety and reliability because of the absence of noxious component while preventing offensive odor from circulating through the refrigerator. CONSTITUTION: A deodorizing system comprises a high voltage generating unit(90) installed at an appropriate position to a flow path(65) of circulating air being recovered from a refrigerating compartment(70) toward a freezing compartment(60), and which removes and sterilizes offensive odor component and floating bacteria from the circulating air; and a ground contact part coated with a plasma photocatalyst(80) to be activated by an optical energy emitted from the high voltage generating unit, to thereby promote deodorization and sterilization. The plasma photocatalyst adsorbs and decomposes an ethylene gas which promotes propagation of offensive odor.
Patent KR-20010005120-A (KR)
Inventor: BAEK SEUNG WON
IPC: H01L21/027
Filed: 1999-06-30
Abstract: PURPOSE: An optimum transmission rate adapting to off-shaft exposure type can maintain and at same time, yield of fabrication processes can be enhanced by changing the shape of the upper layer of pellicle as a dome shape. CONSTITUTION: A shape of an upper layer of a pellicle which is attached to a lower end of a reticle used to a lithography process of the semiconductor device is changed into a dome shape. According to this, an optimum transmission rate adapting to off-shaft exposure type can maintain and at same time, a radial error of a mask can compensate. When forming the pellicle, if the radial error of the mask, the mask CD, become small from the center to the outside, a thickness of the pellicle is formed more small from the center to the outside, whereas if the radial error of the mask, the mask CD, become large from the center to the outside, a thickness of the pellicle is formed more large from the center to the outside. At this time, when forming the pellicle, a spin coating method is used.
Patent KR-20010005316-A (KR)
Inventor: KIM DON SIK
IPC: H02M3/08
Filed: 1999-06-30
Abstract: PURPOSE: A device for controlling a dropper circuit is provided to reduce a fabrication cost by controlling a gate of a field effect transistor using a zener diode and a switching element. CONSTITUTION: A device for controlling a dropper circuit comprises a field effect transistor(Q2) which downs an input voltage(5V) to a predetermined voltage(3.3V). A voltage divider(R13,R14) divides an output voltage of the field effect transistor(Q2). A zener diode(ZD1) senses a voltage predetermined by the voltage divider(R13,R14). A switching element(Q3) controls a gate voltage of the transistor(Q2) to adjust an output voltage, in a case where a voltage sensed by the zener diode(ZD1) is over a predetermined voltage.
Patent KR-20010009422-A (KR)
Inventor: PARK SANG ON
IPC: G11B7/09
Filed: 1999-07-09
Abstract: PURPOSE: An apparatus for generating a recording signal of an optical recording/playing back device is provided to form multi-pulse by using a single channel. CONSTITUTION: A reference signal generator(402) outputs a reference signal to a signal overlay unit(405). An encoder(401) outputs a recording pulse and an ALPC(Auto Laser Power Control) control pulse to an ALPC control unit(404). The recording pulse is a control pulse for generating multi-pulse by turning on/off LD(Laser Diode) power up to recording power. A power generator(403) outputs variable LD power level overlaid with a write clock to the signal overlay unit. The signal overlay unit outputs multi-pulse to an LD driver(406) by overlaying the recording pulse with the write clock according the power level of the power generator. A V-I amplifier of the LD driver runs an LD in an optical pickup device(102) by converting the LD driving voltage into current. Therefore, the recording pulse of the encoder is recorded on an optical disk(101).
Patent KR-20010011345-A (KR)
Inventor: LEE YONG JIN
IPC: A23L5/10
Filed: 1999-07-27
Abstract: PURPOSE: A manufacturing method of lacquer water removed in lacquer poison is provided, to give a good effect on bruises, menstral pain, lumbar pain, abdominal pain, vermination and evacuation by boiling the content of a lacquer tree (or the bark of a lacquer tree and the bark of a chestnut tree) with water, followed by processing boiled rice, kimchi and lacquer chicken with the lacquer water or drinking as a tea. CONSTITUTION: Lacquer water removed in lacquer poison is manufactured by boiling the bark of a lacquer tree and the bark of a chestnut tree with water for 12-13 hours while keeping the water at 100deg.C. The mixing ratio between the bark of a lacquer tree and the bark of a chestnut tree is 50 to 50. The poison in the content of a lacquer tree is removed by boiling with water. However, the poison of the bark of a lacquer tree skin is removed by boiling for 12-13 hours with generating a large amount of steam.
Patent KR-20010011520-A (KR)
Inventor: PARK HONG BAE
IPC: H01L27/02
Filed: 1999-07-28
Abstract: PURPOSE: An electrostatic discharge protection circuit of a semiconductor device is to improve an electrostatic discharge characteristic by providing a forward operation function of a n+/p parasite diode. CONSTITUTION: The first block(10) is controlled by the first and second control signals(CON1,CON2) and acts as an output buffer when an electrostatic discharge protection circuit is connected to an inner circuit(40) and performs a normal operation. When performing an electrostatic discharge characteristic evaluation, the first block comprises a P-type transistor(PM101) with its bulk connected to a power supply voltage and an N-type transistor(NM101) with its bulk connected to a ground voltage to act as the electrostatic discharge protection circuit. The second block(30) comprises a P-type transistors(PM102,LPM) with their bulk connected to the power supply voltage and an N-type transistors(NM102,HNM) with their bulk connected to the ground voltage to act as the electrostatic discharge protection circuit by an electrostatic discharge signal inputted to a pad(20).
Patent KR-20010016882-A (KR)
Title: Drying method of agricultural products using microwave and apparatus therefor
Inventor: CHO GWANG HWAN
IPC: A23B7/02
Filed: 1999-08-05
Abstract: PURPOSE: A method for drying farm products by using microwave and a drying apparatus using the method are provide to sharply reduce the drying time and maintain the quality of the products for a long time. CONSTITUTION: The farm products are dried by putting farm products into a heating room, applying microwave to the farm products to heat up the products from the inside, removing the products to a drying room, and supplying hot air to the products to reheat up and dehydrate the products. The process is repeated at least two times. The drying apparatus comprises a main body(100) composed of a heating room(200) and a first and a second drying room(300)(400) having each inlet and outlet port, a microwave generator (210) inside the body, a waveguide(220) guiding the generated microwave into the heating room having a drying box where farm products are accumulated inside, a circular removing mean for removing the drying box from the heating room to the drying rooms, a piling mean for heaping up the removed drying boxes, and a heated air supply mean for supplying hot air to the piled boxes.
Patent KR-20010018214-A (KR)
Inventor: AHN DONG EON
IPC: G06F17/27
Filed: 1999-08-18
Abstract: PURPOSE: The apparatus and the method of processing a HTML/SGML tag for a natural language are provided to enable an original document to be recognized by a sentence unit, and to generate a corrected document without the loss of the tag in the original document, by distinguishing a sentence unit tag from a word unit tag, and by using a user definition tag for a script and notes. CONSTITUTION: A memory load device(2) loads the data in a disk to a memory in response to an inputted HTML document(1). A HTML document(2) is loaded to the memory by the device(2). A device(3) separates the tag from the HTML document in the memory. A HTML tag database(3a) is referred in the separation of the tag. A memory(3b) stores the separated tag. A sentence recognition part(4) recognizes a sentence from which the tag is separated. A part(4a) stores the result of the sentence recognition. A device(5) processes the result thereof to form a translation and a summary. A memory(5a) stores the contents of the processed result. A tag recovery part(6) couples the tag with the contents referring to the data in the memory(5a) and the memory(3b). A memory(6a) stores the recovered tag.
Patent KR-20010018721-A (KR)
Inventor: LEE BYEONG SEOK
IPC: C07D241/36
Filed: 1999-08-21
Abstract: PURPOSE: Provided is a method for manufacturing ethyl 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoyl acetate more easily in a high yield without using column chromatography. The compound is used in manufacturing Levofloxacin, as an intermediate. CONSTITUTION: Ethyl 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoyl acetate is manufactured by the following steps of: i) reacting 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoic acid of the formula (2) with thionyl chloride used as solvent at 20-150 deg.C, preferably 60-80 deg.C, for 2-20 hours, preferably 4-6 hours, to obtain 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoyl chloride of the formula (3); and ii) reacting 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoyl chloride of the formula (3) with magnesium malonate of the formula (4) under alkaline solution at minus10-100 deg.C, preferably 20-30 deg,C, for 2-50 hours, preferably 24-28 hours, to obtain ethyl 2,3,5-trifluoro-4-(4-methyl-1-piperazinyl)benzoyl acetate of the formula (1).
Patent KR-20010018806-A (KR)
Inventor: JIN MU HYEON
IPC: A61Q19/02
Filed: 1999-08-23
Abstract: PURPOSE: A cosmetic composition useful for whitening the skin is provided, thereby the production of melanin can be effectively inhibited. CONSTITUTION: The cosmetic composition contains one or more extracts selected from the group consisting of the extracts of Anemone hupehensis Lem. F. alba W.T.Wang, Ranunculus sceleratus L., stem of Allium macrostemon Bge., roots of Euphobia fischeriana Steud., Euphorbia ebracteolata Hayata. and Stellera chamaejasme L. and flower of Daphne genkwa Sieb. Et Zucc. in an amount of 0.0001 to 10.0 wt.%, in which the extracts is obtained by grinding Anemone hupehensis Lem. F. alba W.T.Wang, Ranunculus sceleratus L., stem of Allium macrostemon Bge., roots of Euphobia fischeriana Steud., Euphorbia ebracteolata Hayata. and Stellera chamaejasme L. and flower of Daphne genkwa Sieb. Et Zucc.; extracting them with water, C1 to C4 anhydrous lower alcohol, ethylacetate or acetone at 50 to 100 deg. C for 1 to 5 hours; and filtering and freeze-drying or spray-drying them.
Patent KR-20010018838-A (KR)
Inventor: JUNG YEONG BEOM
IPC: H01L23/50
Filed: 1999-08-23
Abstract: PURPOSE: An apparatus for eliminating a foreign substance in a foaming mold of a semiconductor package is provided to eliminate a foreign substance such as a resin adhered to a lead frame, by spraying air to the lead frame through an air spraying hole. CONSTITUTION: An upper mold(12) is installed on a lower mold(11) on which a lead frame(10) is placed. A plurality of punches(13) are installed in the upper mold. A stripper plate(14) is installed between the upper and lower molds. Air spraying holes(15) are installed on a lower surface of the punches to spray air to the transferred lead frame and to eliminate a foreign substance. An air supply line for supplying air is connected to a side of the stripper plate so that air can be sprayed into the air spraying holes. A position detecting sensor(17) is installed at a side of the upper mold to recognize a position of the upper mold.