baber/WOPTO huggingface dataset:
Patent KR-20030015576-A (KR)
Title: Ultrasonic diagnostic imaging system
Inventor: LEE JONG SIK
IPC: A61B8/00
Filed: 2001-08-16
Abstract: PURPOSE: An ultrasonic diagnosis apparatus is provided to allow system configuration to be easily changed in accordance with the use of an ultrasonic diagnosis device. CONSTITUTION: An ultrasonic diagnosis apparatus comprises a pulse generating unit(100) for generating pulses in accordance with a control signal; a transmitting signal amplifying unit(200) for receiving pulses from the pulse generating unit, amplifying the received pulses into a signal having a predetermined size and outputting the signal; an ultrasonic probe(300) for receiving the signal output from the transmitting signal amplifying unit, outputting an ultrasonic signal to an object, receiving the ultrasonic signal reflected from the object, and outputting the ultrasonic signal by predetermined numbers of channels; a received signal amplifying unit(400) for receiving the ultrasonic signal output from the ultrasonic probe, amplifying the received signal into a signal having a predetermined size, and outputting the signal; a digital module(500) for receiving control signals and signals output from the received signal amplifying unit, scanning images corresponding to the position of each channel, and outputting image data; a first control unit(600) for outputting control signals for permitting the digital module to scan images; a main digital signal processing unit(700) for receiving image data output from the digital module and outputting image data; a second control unit(800) for outputting control signals for permitting the pulse generating unit to output pulses and the main digital signal processing unit to output image data; an interface unit(900) for interface of image data output from the main digital signal processing unit; and an image display unit(1000) for displaying the image data output through the interface unit.
Patent KR-20030017114-A (KR)
Title: Method of making herb medicine capable of instantly drinking
Inventor: AN JEONG OH
IPC: A61K9/16
Filed: 2001-08-24
Abstract: PURPOSE: A process for preparing a ready to drink Korean traditional medicine is provided. The prepared ready to drink Korean traditional medicine can be easily stored and taken by a user. CONSTITUTION: The process for preparing the ready to drink Korean traditional medicine comprises the steps of: heating herbal medicine material at 60 to 100deg. C under reduced pressure to prepare extracts thereof; freeze-drying the extracts at -20 to -5deg. C; pulverizing the dried extracts; and mixing the each powdery or granular extracts.
Patent KR-20030017950-A (KR)
Title: Apparatus for controlling uplink transmission power in communication system using high speed downlink packet access scheme and method thereof
Inventor: CHOI SEONG HO
IPC: H04B7/26
Filed: 2001-08-25
Abstract: PURPOSE: An apparatus and a method for controlling an uplink transfer power in an HSDPA(High Speed Downlink Packet Access) communication system are provided to control the uplink transfer power of an HS-DPCCH(High Speed-Dedicated Physical Control CHannel). CONSTITUTION: A node B checks over whether HSDPA packet data to be transmitted to a corresponding UE(User Element) exist and determines an HS-DSCH(High Speed-Downlink Shared CHannel) indicator according to the checked result(1502). The node B checks whether the determined HS-DSCH indicator is turned on(1503). If the determined HS-DSCH indicator is turned on, the node B checks over whether the difference of an estimation SIR(Signal to Interference Ratio) and a target SIR about the UE exceeds the first threshold value among predetermined threshold values(1505). If the difference of the estimation SIR and the target SIR about the UE exceeds the first threshold value, the node B determines an uplink transfer power offset value about the UE(1506). The node B transmits the determined uplink transfer power offset value through a DPCH(Dedicated Physical CHannel) or an S-DPCH(Secondary-DPCH)(1507).
Patent KR-20030018228-A (KR)
Title: Supplementary beam adjuster for laser device
Inventor: PARK GYEONG JIN
IPC: B23K26/035
Filed: 2001-08-27
Abstract: PURPOSE: A supplementary beam aligning device for laser equipment is provided which is capable of conformable with and aligning path of laser beam and path of supplementary beam promptly and accurately in the laser equipment used for marking, cutting or welding various industrial materials. CONSTITUTION: The supplementary beam aligning device(100) for laser equipment comprises a bracket(2) one end of which is fixed to the body of the laser equipment for outputting laser beam, and at the other end of which a fixture(4) having a certain sized through hole(10) is formed; a moving ring(12) which is connected to the inner side of the through hole of the fixture in such a way that certain position and angle of the moving ring are horizontally adjusted, and at the center of which a long hole(14) having a vertical long axis is formed; a diode laser part(16) which is connected to the inner side of the long hole of the moving ring in such a way that certain position and angle of the moving ring are vertically adjusted, and which outputs supplementary beam so that position and angle of the supplementary beam correspond with those of the laser beam; a plurality of horizontal position and angle adjusting means(18) which are penetratingly connected from the outer side to the inner side of the through hole of the fixture to adjust horizontal position and angle of the moving ring; and a plurality of vertical position and angle adjusting means(20) which are penetrated from the outer side to the inner side of the through hole of the fixture and penetratingly connected from the outer side to the inner side of the long hole of the moving ring at the same time to adjust vertical position and angle of the diode laser part.
Patent KR-20030018434-A (KR)
Title: An electromotive chinese leek seeder
Inventor: CHO YEONG MOK
IPC: A01C7/18
Filed: 2001-08-28
Abstract: PURPOSE: Provided is an electric-powered seeder for leek which utilizes a seeding machine to seed leek uniformly and regularly so that it raises productivity in seeding the leek. CONSTITUTION: The electric-powered seeder for leek consists of a seeding machine and a driving machine. The seeding machine comprises the parts of: a chain which is connected to a seeding roller axis(5) to fall leek seeds within a hopper(8) to a furrow drill(10); and an extension sheet which scatters the seeds into the rear side of the furrow drill to bury the seeds by a culture sheet(12). The drive machine comprises the parts of: a drive motor(31) which is rotated by a battery(48) as power source; a control box(32) which contains an electronic controller to control the drive motor; a switch box(47) which is adhered to the electronic controller and a handle(35'); and a clutch lever(51) which adjusts a clutch to supply and brake power.
Patent KR-20030019974-A (KR)
Title: Spin On Glass Formation Device of Semiconductor
Inventor: JANG DONG HYEON
IPC: H01L21/316
Filed: 2001-08-28
Abstract: PURPOSE: An apparatus for forming a semiconductor SOG(Spin On Glass) is provided to restart independently each process unit by using a plurality of restart keys. CONSTITUTION: A robot unit(110) transfers wafers from a cassette to each process unit(120 to 160) according to operation of the control portion(111) of the robot unit. A coating unit(120) coats the transferred wafers according to operation of the control portion(121) of the coating unit. A baking unit(130) bakes the coated wafers according to operation of the control portion(131) of baking unit. A hardening unit(140) hardens the baked wafers according to operation of the control portion(141) of the hardening unit. A cooling unit(150) cools the hardened wafers according to operation of the control portion(151) of the hardening unit. An alignment unit(160) aligns the cooled wafers according to operation of the control portion(161) of the alignment unit. A process control portion(101) is connected with control portions(111 to 161) of each process unit in order to perform an initialization process for the corresponding unit when each process unit(110 to 160) is restarted by restart keys(112 to 162).
Patent KR-20030019994-A (KR)
Title: Apparatus for supplying gas which is used in a semiconductor device fabricating process and apparatus using the same
Inventor: LEE CHANG IK
IPC: H01L21/00
Filed: 2001-08-28
Abstract: PURPOSE: An apparatus of supplying a gas for semiconductor fabrication process and process equipment having the same are provided to distribute uniformly gases by injecting the gases into plural through-holes. CONSTITUTION: A plate(204) is installed in the inside of a chamber(202). A substrate(200) is loaded on the plate(204). A head(206) is installed at an upper portion of the plate(204) in order to supply gases to a target surface of the substrate(200). A diffuser(208) is installed in the inside of the shower head(206). The shower head(206) has an inlet(206a) and an outlet(206b). The inlet(206a) of the shower head(206) is connected with a gas supply line. The diffuser(208) is opposite to the inlet(206a). The outlet(206b) is opposite to an upper surface of the plate(204). The diffuser(208) has the first and the second through-holes.
Patent KR-20030021376-A (KR)
Title: Method for growing epitaxial layer in semiconductor device
Inventor: JU SEONG JAE
IPC: H01L21/20
Filed: 2001-09-05
Abstract: PURPOSE: A selective epitaxial growth(SEG) method of a semiconductor device is provided to prevent a gate oxide layer from being deteriorated by adding hydrogen in an epitaxial growth process performed at a low temperature not higher than 800 deg.C so that selectivity is guaranteed even if a relatively small quantity of Cl2 is used. CONSTITUTION: A semiconductor substrate is installed inside a reaction chamber. While a raw material gas is supplied to the inside of the reaction chamber, the raw material gas is absorbed to the surface of the semiconductor substrate so that a predetermined layer is formed on the semiconductor substrate. Gas for increasing selectivity is supplied to the inside of the reaction chamber to eliminate a nucleus of a semiconductor material grown on a predetermined region of the semiconductor substrate. The above-mentioned processes except the process that the semiconductor substrate is supplied are repeated several times.
Patent KR-20020002340-A (KR)
Inventor: JEONG KYONG CHUL
IPC: A41C3/00
Filed: 2001-09-07
Abstract: PURPOSE: Provided is a brassier for acupressure which places a tool to massage breast inside a brassier cup so that it promotes blood circulation of breast with protecting breast at the same time. CONSTITUTION: The brassier for acupressure is characterized by comprising the brassier cup with a ball for acupressure(B) wherein the brassier consists of a first brassier cup(1) and a second brassier cup(2) to fix the ball for acupressure, the second brassier cup includes an insertion hole(3) to insert the ball for acupressure and the ball for acupressure includes a ball(4), a spring(5), a magnet(6) and a connection tool(7).
Patent KR-20030024208-A (KR)
Title: Precious metals card method and the article
Inventor: RHEE JIN JAE
IPC: B42D15/02
Filed: 2001-09-17
Abstract: PURPOSE: Provided is a production process of a card made of precious metals which makes ease of engraving various patterns and characters on the surface of a thin sheet made of precious metals cubically so that it improves commercial value of products. CONSTITUTION: The production process of the card made of the precious metals comprises the steps of: (i) rolling the precious metals like gold, platinum, silver or so on and cutting in necessary size; (ii) heating the surface of the thin sheet to keep a flexible state; (iii) using a laser printer to print various patterns or characters on a printed paper which consists of paper or tracing paper; (iv) putting the printed paper on the surface of the thin sheet and rolling the printed paper to form patterns or display contents in an opposite with the printed paper; (v) collecting transparent vinyl paper on front and rear side of the thin sheet and coating; and (vi) placing a thin film paper including various characters or patterns at one surface and coating the upper and the lower side of the thin film paper with transparent coating paper.
Patent KR-20020026816-A (KR)
Inventor: KIM CHANG KUN
IPC: A61H33/02
Filed: 2001-09-24
Abstract: PURPOSE: An apparatus for ozone sitz bath is provided to clearly sterilize genitals of woman or haemorrhoid part of a user, to eliminate bad smell generated from the genitals or haemorrhoid part, to improve the convenience of use, and to reduce the cost of manufacturing. CONSTITUTION: The apparatus for ozone sitz bath comprises a main switch(100) for controlling the supply of power; a timer(110) for intercepting the power after a predetermined time is passed by counting switch-on time of the main switch; an air bubble generator(120) for generating air bubbles during the predetermined time; a voltage raising transformer(T1); an ozone generator(130) for discharging the air bubbles containing ozone generated from a spark caused by high alternating current voltage of the voltage raising transformer; a sitz bathtub(140); and an ozone gas injection member(150).
Patent KR-20020096815-A (KR)
Title: Reinforcing attachment for construction
Inventor: IWAKAWA TORU
IPC: E04B1/38
Filed: 2001-10-05
Abstract: PURPOSE: To provide a reinforcing fitting for construction resiliently reinforcing a joining part by attaching the joining part of a construction structural material so as not to be collapsed even in the case that strong vibration is loaded on a wooden building due to an earthquake, a typhoon or the like. CONSTITUTION: In the reinforcing fitting (1) joining intersecting construction structural materials (X), (Y), the reinforcing fitting for construction protruding fixing pieces (111) fixing the construction structural materials (X), (Y) inward from the edge side of a short cylinder ring-like base material (11) made of high strength steel is constituted. In addition, screw stop holes (122) fixing the construction structural materials (X), (Y) are drilled in a peripheral wall (121) of the short cylindrical ring-like base material (12) made of the high strength steel.
Patent KR-20030034410-A (KR)
Title: method and the system for producting BIFS(BInary Format for Scenes language) for MPEG-4 contents
Inventor: BAE SU YEONG
IPC: H04N21/8543
Filed: 2001-10-23
Abstract: PURPOSE: A method and a system for generating BIFS language for MPEG-4 contents are provided to allow a producer to generate MPEG-4 contents without learning the complicated structure of the binary format for scenes(BIFS) language. CONSTITUTION: When an editing position of an icon is inputted, MPEG-4 audio-visual objects corresponding to the icon are arranged at the editing position to perform edition of an MPEG-4 scene, and the MPEG-4 scene is previously shown, to visually produce the MPEG-4 scene. A produced object reproduction time bar for setting reproduction time of the objects constructing the MPEG-4 scene is provided, and reproduction time for each object is set by clicking-and-dragging the object reproduction time bar. Production of an animation is divided into multiple steps, and a window required for each step is provided to allow a producer to input information required for producing the animation. BIFS language is generated from the information produced at each of the steps.
Patent KR-20020059217-A (KR)
Inventor: FUJINO HIROAKI
IPC: G09G3/20
Filed: 2001-10-24
Abstract: PURPOSE: To make it possible to suppress the increase in a circuit scale and power consumption associated with terminal multiplication. CONSTITUTION: Two or more levels of driving voltages corresponding to display data are outputted to a display means from a plurality of liquid crystal driving voltage output terminals 18 via a voltage follower circuit 21. A single voltage follower circuit 21 is connected with a plurality of the liquid crystal driving voltage output terminals 18 via an analog switch circuit 22, and is shared by a plurality of the liquid crystal driving voltage output terminals 18 by the change-over operation of the analog switch circuit 22.
Patent KR-20010107910-A (KR)
Title: 스크린판의 스크린 당김장치
Inventor: HUH GI HO
Filed: 2001-11-17
Abstract: 본 발명은 스크린(또는 실크 스크린)의 스크린 장력조절장치에 관한 것으로, 1개의 감속모터(46)와 와이어(76)에 의해 이동하는 압지부재(36)와 이송부재(38)를 이용하여 스크린 틀(70)의 견고한 압지와 스크린(84)의 균일한 당김을 동시에 달성하도록 하고, 압지부재(36)에는 2련 움직 도르레 원리를 적용시켜 스크린(84)을 당기는 힘보다 2배의 큰 힘으로 스크린 틀(70)을 견고히 압지하도록 함으로써 스크린 틀(70)의 유동이나 들림 및 당김력 이상을 방지하도록 하고, 감속모터(46)의 부하전류를 제어하여 스크린(84)의 당김장력을 미세하게 조정하도록 하고, 스크린(84)의 당김에 의해 감속모터(46)의 부하전류가 단속전류에 도달하면 감속모터(46)가 자동으로 정지하도록 함으로서(auto stop) 균일한 장력의 스크린판을 제조할 수 있게 한 것이다. 
     또한, 감속모터(46)를 엑츄에이터로 사용하도록 하여 에어실린더를 사용하는 종래 스크린 당김장치(4)에 비하여 구조가 매우 간단하여 제조가 용이하고 응답속도가 빨라 생산성이 향상될 뿐 아니라, 공기압 관련 부대설비가 불필요하여 제조원가와 설치공간이 크게 감소되고 관리 및 제어가 쉬운 등의 효과가 있도록 한 것이다.
Patent KR-20030042985-A (KR)
Title: Solution for Forming Moly-Phosphate Coating on The Galvanized Steel Sheet with High Corrosion Resistance and Methods for Manufacturing Moly-Phosphate Treated Steel Sheet and Resin Coated Steel Sheet with High Corrosion Resistance Using the Solution
Inventor: KIM HYEONG JUN
IPC: C23C22/07
Filed: 2001-11-26
Abstract: PURPOSE: Provided is a solution for forming moly-phosphate coating on galvanized steel sheet with high corrosion resistance, and methods for manufacturing moly-phosphate treated steel sheet and resin coated steel sheet with high corrosion resistance using the solution are also provided. CONSTITUTION: The solution for forming moly-phosphate coating on galvanized steel sheet with high corrosion resistance comprises moly ion 17 to 25 g/L, phosphoric acid 15 to 55 g/L, nitric acid ion 8 to 50 g/L, hydrogen silicofluoride 2 to 8g/L and 3-methyl-5-pyrazoline 1 to 25 g/L. The methods for manufacturing moly-phosphate treated steel sheet and resin coated steel sheet with high corrosion resistance using the solution are characterized in that the solution is coated on galvanized steel sheet while keeping the solution in the temperature range of 40 to 80°C, and further resin is coated on the moly-phosphate coat.
Patent KR-20030049069-A (KR)
Title: Preparation of polymer beads
Inventor: KANG CHUNG SEOK
IPC: C08J3/12
Filed: 2001-12-14
Abstract: PURPOSE: A process for producing polymer beads is provided to obtain polymer beads having a high crosslinking degree, a narrow particle size distribution and a uniform particle size. CONSTITUTION: The process for producing polymer beads comprises the steps of: adding a solution containing a crosslinking agent and a fat soluble initiator to a solution containing ion exchange water and a polymer stabilizer, agitating them under a high speed, homogenizing the solution in a homogenizer and then polymerizing them to obtain seed polymers; and cooling the seed polymer latex to room temperature, adding dropwise a solution containing a monomer, crosslinking agent and fat soluble initiator thereto, swelling and polymerizing them to obtain polymer beads having a particle diameter between 1 and 40 micrometers.
Patent KR-20020003347-A (KR)
Inventor: CHOI OK SU
IPC: A22C11/00
Filed: 2001-12-20
Abstract: PURPOSE: A process of preparing the titled sausage is provided by removing unsaturated fatty acid from by-products of duck meat and mixing spices. Whereby, the sausage having a good taste is mass-produced in a simple manner at a low cost. CONSTITUTION: By-products of duck meat are soaked in an alkali solution(0.2% NaHCO3 and 0.15% NaCl) to remove moisture and unsaturated fatty acid and added with 0.3% by weight of polymix GA, 0.2% by weight of MSG, 0.3% by weight of polymix CS, 0.5% by weight of onion powder, 0.3% by weight of acidic pyrophosphate, 0.1% by weight of garlic powder, 0.3% by weight of polymerized phosphate, 1.5% by weight of nutmeg, 2.1% by weight of salt, 0.1% or less by weight of potassium sorbate, 4.2% by weight of sugar, 0.0075% by weight of an edible pigment, 8.0% by weight of potato starch, 7.0% by weight of egg white, 7.0% by weight of isolated soybean protein, 3.0% by weight of gluten and 10.0% by weight of lard oil.
Patent KR-20030053327-A (KR)
Title: A Pad of Pick-Up for Wafer
Inventor: LEE SU HYEONG
IPC: H01L21/68
Filed: 2001-12-22
Abstract: PURPOSE: A pad for wafer pickup is provided to stably balance and transfer a wafer by making a pickup part of a pad have a curved surface having the same curvature as the outer circumferential surface of the wafer, and to prevent the wafer from being damaged or broken by distributing the force concentrated on the pickup part. CONSTITUTION: A pair of pickup parts(20) are installed in an end of a side of the wafer pickup pad(10), separated into two portions by a predetermined length. The inner surface of the pickup part is a curved surface(22) having the same curvature as the end of the wafer.
Patent KR-20030056928-A (KR)
Title: Metal line of semiconductor device and method for forming the same
Inventor: CHO YEONG A
IPC: H01L21/28
Filed: 2001-12-28
Abstract: PURPOSE: A metal wiring of a semiconductor device and a method for forming the same are provided to be capable of improving reliability by forming a barrier metal spacer at both sidewalls of a main metal wiring. CONSTITUTION: A main metal line(22) and an anti-reflective coating layer(23) are sequentially stacked on a semiconductor substrate(21). A barrier metal spacer(24) is formed at both sidewalls of the stacked structure. A planarized insulating layer(25a) having via holes(26a,26b) is formed on the resultant structure, wherein the via holes(26a,26b) are partially overlapped with at least one main metal wiring(22). A barrier metal film(27) is formed on the surface of the metal wiring exposed by the via holes(26a,26b).
Patent KR-20010089133-A (KR)
IPC: C10L1/22
Filed: 1999-07-08
Abstract: 본 발명은 주요량의 액상 탄화수소 연료, 및 세정 효과를 가지는 양의 하기 화학식 1의 하나 이상의 프로폭실레이트 첨가제를, 필요에 따라 하나 이상의 세제 첨가제, 예를 들어 하기 화학식 2의 폴리알킬아민 첨가제와 함께 함유하는 내연 기관용 연료 조성물에 관한 것이다: 
     화학식 1 
     
       
     
     화학식 2 
     R 2 -NH 2   
     상기 식 중, 
     n은 10 내지 20의 정수이고, 
     R 1 은 직쇄형 또는 분지쇄형의 C 8 ∼C 18 알킬기 또는 C 8 ∼C 18 알케닐기이고, 
     R 2 는 수평균 분자량이 약 500 내지 5000인 직쇄형 또는 분지쇄형 폴리알킬기이다. 
     또한, 본 발명은 화학식 1의 프로폭실레이트, 및 필요에 따라 상기 화학식 2의 폴리알킬아민 등의 추가의 첨가제를 함유하는, 흡입 밸브 세정제로서 사용되는 연료 첨가제 조성물에 관한 것이다.
Patent KR-20010079762-A (KR)
IPC: G11B17/04
Filed: 1999-09-01
Abstract: 카트리지의 삽입ㆍ꺼냄을 행하는 착탈시 이외의 카트리지 비장착상태 및 장착완료상태에 있어서 더욱더 박형인 기록/재생장치를 제공하는 것을 목적으로 한다. 기록/재생수단을 보유하고 상방이 개구한 제 1캐비넷(2)에 대해서, 이 제 1캐비넷(2)의 상기 개구를 덮는 제 2캐비넷(2)의 연결상태가, 카트리지(7)의 삽입ㆍ꺼냄을 행하는 착탈시 이외의 카트리지 비장착상태 및 장착완료상태에서는 (b)와 같이 제 1캐비넷(2)의 두께의 범위 내에 제 2캐비넷(1)이 침입한 자세로 되고, 카트리지(7)의 출입시에는 (a)와 같이 제 1캐비넷(2)에 대해서 제 2의 캐비넷(1)이 d만큼 이탈하여, 카트리지(7)의 삽입구가 열린다.
Patent KR-20010089563-A (KR)
IPC: C07D491/147
Filed: 1999-12-08
Abstract: 본 발명은 장 호르몬(intestinal hormone) 글루카곤 유사 펩티드 1 (glucagon-like peptide 1; GLP-1) 길항제로써 작용하는 화합물에 관한 것이다. 더욱 상세하게는, 본 발명은 유용한 물리적, 화학적 및 생물학적 특성을 갖는 비펩티드 GLP-1 길항제에 관한 것이다. 본 발명의 GLP-1 길항제는 GLP-1 수용체에 GLP-1 펩티드가 결합하는 것을 저해하고, 및/또는 GLP-1과 결합하는 기작에 의해 수용체의 작용을 억제한다. 더욱이, 본 발명은 GLP-1 수용체에 GLP-1이 결합하는 것을 저해하는 방법과 GLP-1 수용체의 작용을 저해하는 방법에 관한 것이다. 
     따라서, 본 발명의 목적은 약제학적으로 유용한 비-펩티드 GLP-1 길항제를 제공하는 것이다. 본 발명의 또다른 목적은 합성에 있어서 용이한 화합물 및 중간체 화합물의 제조 방법을 제공하는 것이다.
Patent KR-20010101386-A (KR)
IPC: H01L21/768
Filed: 2000-01-07
Abstract: 액체 전구물질 함유 금속의 코팅물을 제 1 전극(122)에 도포하여, 300℃를 초과하지 않는 온도에서 5분 동안 산소 분위기(ambient)의 고온 플레이트상에서 구워지며, 그후 RTP는 675℃에서 30초 동안 어닐링(anneal)된다. 상기 코팅물은 그 후 700℃에서 1시간 동안 산소 또는 질소 분위기에서 어닐링되어 90nm를 초과하지 않는 두께를 지닌 초격자 층 자재(124)의 박막을 형성하게 된다. 제 2 전극(126)은 캐패시터(128)를 형성하도록 도포되며, 사후-어닐링은 700℃를 초과하지 않는 온도의 산소 또는 질소 분위기에서 실행된다. 만일 상기 자재가 스트론튬 비스무트 탄탈레이트(strontium bismuth tantalate)라면, 상기 전구물질은 스트론튬의 u 몰-등가물, 비스무트의 v 몰-등가물, 및 탄탈의 w 몰-등가물이며, 0.8≤u≤1.0, 2.0≤v≤2.3, 및 1.9≤w≤2.1이다.
Patent KR-20010105336-A (KR)
IPC: C03C3/093
Filed: 2000-11-21
Abstract: 형광램프용 텅스텐 시일 유리는, 질량백분율로 SiO 2 65∼76%, B 2 O 3 10∼25%, Al 2 O 3 2∼6%, MgO+CaO+SrO+BaO+ZnO 0.5∼5.8%, Li 2 O+Na 2 O+K 2 O 3∼8%, Fe 2 O 3 +CeO 2 0.01∼4%, TiO 2 +Sb 2 O 3 +PbO 0∼10%, ZrO 2 0∼2%의 조성을 가지며, Na 2 O/(Na 2 O+K 2 O)≤0.6이다.