baber/WOPTO huggingface dataset:
Patent KR-20020032704-A (KR)
Title: Method of manufacturing a thin film using a piezoelectric ceramics
Inventor: JANG YUN SU
IPC: H01L41/37
Filed: 2000-10-26
Abstract: PURPOSE: A method for fabricating a thin film using a piezoelectric ceramic is provided to increase a non-dielectric constant by improving a piezoelectric characteristic. CONSTITUTION: A raw material such as ZnO and Nb2O5 is prepared(200). The raw material is mixed during 10 hours(201). ZnNb2O6 is formed by performing a calcination process for the mixed material during 2 to 4 hours under 1000 degrees centigrade(202,203). A raw material such as NiO and Nb2O5 is prepared(300). The raw material is mixed during 10 hours(301). NiNb2O6 is formed by performing the calcination process for the mixed material during 2 to 4 hours under 1000 degrees centigrade(302,303). ZnNb2O6 is mixed with and NiNb2O6. A raw material such as PbO, ZrO2, and TiO2 is prepared(400). The raw material such as PbO, ZrO2, and TiO2 is mixed with the mixed material of ZnNb2O6 and NiNb2O6(500). The mixed material is dried(501). A PZN-PNN-PT-PZ powder is obtained by performing the sintering process(502,503).
Patent KR-20010015516-A (KR)
Title: Plane radiation element and omni-directional antenna using it
Inventor: YAMAMOTO KIYOSHI
IPC: H01Q21/12
Filed: 2000-11-01
Abstract: PURPOSE: Provided is an antenna of long frame type in which the ratio between the long side and the short side is between 1:4 and 1:8 and the length of the long side is equivalent to one wavelength of the central frequency. CONSTITUTION: One pair of short bars are deployed so that they are located at a distance corresponding to 1/4 - 1/40 of the distance from both end parts of the entire long side length of each long side element. The two end portions of the long side of the antenna is symmetrically bent with respect to a central portion such that the two end portions from an angle of 45 to 90 degrees with respect to the central portion and are parallel to each other.
Patent KR-20020036003-A (KR)
Title: Device for testing hydraulic endurance of engine
Inventor: JUNG EUN HWA
IPC: G01M15/00
Filed: 2000-11-07
Abstract: PURPOSE: A hydraulic durability testing apparatus is provided to allow testing to be performed in a convenient manner and reduce cost by reducing the frequency of test and test period. CONSTITUTION: An apparatus comprises a cylinder block(10) having a predetermined space(11) formed inside the cylinder block, wherein the space is affected by a pressure; a cylinder head(20) disposed onto the cylinder block so as to seal the space formed in the cylinder block; a gasket(30) interposed between the cylinder block and the cylinder head so as to maintain an air tightness; a head bolt(41) for assembly of the cylinder block, cylinder head and the gasket; a pipe(51) arranged in the space formed in the cylinder block; and a hydraulic connection pipe(52) connected to an end of the pipe so as to allow hydraulic pressure to be supplied to the space formed in the cylinder block.
Patent KR-20010008168-A (KR)
Inventor: PARK JAE CHEOL
IPC: F02M25/022
Filed: 2000-11-13
Abstract: PURPOSE: A water mixing apparatus is provided to prevent environmental contamination by reducing the emission of nitrogen oxide and fine particles of smoke pollution. CONSTITUTION: The fuel oil which becomes to have high pressure by an injection pump, is supplied to a mixing unit and a water supply unit at the same time. The oil supplied to the mixing unit passes through the hole of an injector cap by the pushed action of a ball. The high pressure oil supplied to the water supply unit pushes a needle, extruding the water from the bottom of the needle. Thus-extruded water is transported to the mixing unit. The high pressure water passes the injector cap, swirling intensively along a guide groove of a connection unit, and is mixed with the oil supplied from the mixing unit. Thus-mixed oil passes through the three spiral grooves formed at the lower portion of the mixing unit. The three spiral grooves are spaced apart from each other such that the rotation and mixing operation of the mixed fuel is repeatedly performed. Thus-obtained water-fuel mixture is injected into the combustion chamber via an injector.
Patent KR-20020037781-A (KR)
Title: Steering device of a vehicle
Inventor: CHOI YONG CHEOL
IPC: B62D6/10
Filed: 2000-11-15
Abstract: PURPOSE: A steering system of a vehicle is provided to make toe value properly changed according to the traveling conditions of a vehicle. CONSTITUTION: A steering system of a vehicle comprises a pair of pitman arms fixed to a vehicle body by hinges to be turned, an idler arm(5) fixed to the free end of the pitman arms by hinges(A, A') to be turned, a tie-rod(3) fixed to the free end of the pitman arms by hinges to be turned, and a knuckle fixed to a front end of the tie-rod by hinges to be turned. The middle part of the knuckle is connected to the vehicle body or a suspension to be turned. The idler arm is elastically installed and the toe value of the right and left wheels is changed depending on the traveling conditions.
Patent KR-20020038009-A (KR)
Title: Method for processing temperature of cooking part of an electrical oven
Inventor: BAE GEUM RANG
IPC: F24C7/08
Filed: 2000-11-16
Abstract: PURPOSE: A method for controlling cooking chamber temperature of a multi-function electronic range is provided for easy control of the cooking chamber temperature while convection cooking. CONSTITUTION: A multi-function electronic range comprises a convection portion(102), a cooking chamber temperature sensor(100), an indication portion(108) to indicate temperature supplied from the cooking chamber temperature sensor(100), a buzz generating portion(106) to inform a user when a certain temperature is reached in a preheating, a key pad(110) to receive a control signal from the user. The key pad(110) has a maintaining time adding key and a convection key. The maintaining time adding key is provided to extend the time to maintain temperature of the cooking chamber after preheating.
Patent KR-20020038023-A (KR)
Title: Method for fabricating liquid crystal display panel
Inventor: LEE JAE GU
IPC: G02F1/136
Filed: 2000-11-16
Abstract: PURPOSE: A method of fabricating a liquid crystal display panel is provided to expose a pad region with one-time photolithography so as to simplify a fabricating process. CONSTITUTION: A TFT substrate includes an active region and a pad region and has a plurality of pixel electrode and thin film transistors is fabricated. A light shielding pattern is formed on the part of the TFT substrate other than the pixel electrodes and the pad region. A photosensitive material is coated on the overall surface of the TFT substrate. A color filter layer is formed on the pixel electrodes. A photosensitive over coat layer(42) is formed on the overall surface of the TFT substrate including the color filter layer. The over coat layer formed on the pad region and the photosensitive material are removed.
Patent KR-20020044624-A (KR)
Title: The constfion method of paving material which is utilized by recycled fire
Inventor: KIM IN JUNG
IPC: E01C19/00
Filed: 2000-12-06
Abstract: PURPOSE: A method for constructing packing materials by using a waste tire is provided to prevent generation of stagnant water on the upper part of the packing materials by forming many water permeable layers inside the packing materials. CONSTITUTION: In the method for constructing packing materials(1) by using the waste tire, a rubber chip(2) and the silica sand(3) are included. The rubber chip(2) pulverized with the width of 0.6mm-5mm, a paint and polyurethane(PU) are mixed evenly on the upper part of the packing materials(1). The silica sand(3) is mixed on the rubber chip(2) pulverized with the width of 1mm-20mm as the ratio of 1-50% and gravels, sand and polyurethane(PU) are mixed evenly on the lower part of the packing materials(1). The packing materials(1) are laid by separating the upper part from the lower part.
Patent KR-20020044519-A (KR)
Title: Low arm of a suspension system
Inventor: RA MIN HWAN
IPC: B60G7/00
Filed: 2000-12-06
Abstract: PURPOSE: A lower arm of a suspension device is provided to cope with the weight change of a vehicle by forming a ball joint installation part as a closed section and securing a sufficient section modulus without the use of a reinforcing member. CONSTITUTION: A lower arm of a suspension device forms a rectangular closed section with an upper panel(1) and a lower panel(2). A ball joint(3) is inserted to the closed section. The upper portion of the ball joint contacts the upper panel, while the lower portion contacts the lower panel. The upper portion and the lower portion of the ball joint firmly contact the upper panel and the lower panel by many connecting devices(4).
Patent KR-20010062312-A (KR)
Inventor: YAMAGUCHI HIROMU
IPC: H01L21/316
Filed: 2000-12-09
Abstract: PURPOSE: To obtain a semiconductor device in which a leakage current is restrained, ensuring necessary capacitance for normal operation as a capacitor. CONSTITUTION: In a semiconductor device, capacitor 10 is composed of a lower electrode 8A of titanium nitride film, a first capacitor insulating film 9A of tantalum oxide film formed on the lower electrode 8A, a second capacitor insulating film 11A of titanium oxide film which is 0.2 to 1 nm in thickness and formed on an interface between the first capacitor insulating film 9A and the lower electrode 8A, and an upper electrode 12A of titanium nitride film formed on the first capacitor insulating film 9A. The lower electrode 8A is connected to an N-type diffusion region 5 through a capacitor contact 13.
Patent KR-20020049170-A (KR)
Title: Apparatus for fixing cokes car in cokes dry quenching facilities
Inventor: JUNG CHAN U
IPC: C10B39/00
Filed: 2000-12-19
Abstract: PURPOSE: An apparatus for fixing a quenching car in a coke dry quenching facility is provided which effectively prevent facility accidents generated since the bucket of the quenching car is not fixed to a right position when hoisting and mounting a bucket of the quenching car in the coke oven quenching facility. CONSTITUTION: In an apparatus for fixing a quenching car(120) in a coke dry quenching facility to a right position, the apparatus for fixing the quenching car in the coke dry quenching facility comprises a base part fixing frame(20) a vertical body(21) which are mounted on the lower part of a rail of a right position point to which a hoist crane of the coke oven dry quenching facility should be stopped; a support beam(90) mounted on the lower part of the quenching car(120) so that the support beam(90) corresponds to the vertical body(21); a vertical cylinder(60) which is ascended from the vertical body(21) to the support beam(90) to prevent left and right movements of the quenching car(120); and a plurality of fixed cylinders(50) fixing the right position by supporting four side corners of the support beam(90) from the outside of the four sides of the vertical body(21) so that the quenching car(120) is fixed to a position corresponding to a right position of the hoist crane.
Patent KR-20020052298-A (KR)
Title: Method for improving a fuel/air ratio
Inventor: JUNG CHAN SEUNG
IPC: B60W10/06
Filed: 2000-12-26
Abstract: PURPOSE: A method for improving fuel consumption ratio in a vehicle is provided to decide amount of fuel supplied to an engine according to speed of the vehicle through an electronic control unit. CONSTITUTION: A method for improving fuel consumption ration of a vehicle comprises a first stage(21) transmitting input signals of revolution per minute and load of an engine into an electronic control unit; a second stage(22) deciding increasing mount of the fuel according to traveling condition of the vehicle by reading various signals through the electronic control unit; a third stage(23) reducing fuel injecting amount while a gear is third stage; and a fourth stage(25) deciding final fuel amount. The electronic control unit reduces vehicle speed by decreasing the fuel-injecting amount. Thereby, the method for improving the fuel consumption ration of the vehicle decides amount of the fuel supplied to the engine according to the speed of the vehicle through the electronic control unit. Moreover, the method for improving the fuel consumption ration of the vehicle improves fuel efficiency.
Patent KR-20020052351-A (KR)
Title: Load Limiter of seat belt for automobile
Inventor: CHO JAE SUN
IPC: B60R22/44
Filed: 2000-12-26
Abstract: PURPOSE: A load limiter of a vehicular seat belt is provided to reduce impact by the seat belt applied to a driver upon vehicular collision by providing an inner periphery of a hollow portion of a spool with a press unit for pressing shock absorbing materials relative to the hollow portion. CONSTITUTION: A load limiter of a vehicular seat belt comprises a housing(21), a hollow and cylindrical spool(23), a windup spring(22), a rotating bar(24) coupled with a hollow portion of the spool, a rotating plate(25) coupled to the rotating bar, and a locking unit(26). The cylindrical spool is rotatably installed to inside of the housing, and a webbing is wound around the spool. The windup spring is installed to be connected with the spool so as to rotate the same. The locking unit consists of a sensor and a stopper for restraining the rotating plate. A screw portion(241) is formed to an outer circumference of the rotating bar. A small-diameter portion(242) is formed after the screw portion. A ring type press member(28) is coupled with the screw portion. Shock absorbing material is installed between the press member and the rotating bar.
Patent KR-20020054224-A (KR)
Title: Monopole antenna for folder type phone to reduce SAR
Inventor: CHOI JAE IK
IPC: H01Q1/24
Filed: 2000-12-27
Abstract: PURPOSE: A mobile communication terminal monopole antenna of a folder type for reducing an electromagnetic wave absorption rate is provided to remove an electromagnetic wave face the head of the human body of a radiation electromagnetic wave generating from an antenna emission element. CONSTITUTION: An electric wave absorption material(5) is formed by a ferrite. A speaker is mounted at a cover(1) of the mobile communication terminal. A conductor plate(6) for reflecting the electromagnetic wave is adhered at the electric wave absorption material(5) as a tape. The tape is coated by means of a conductivity material such Copper, Aluminum, Iron and Nickel. An antenna pole(9) is mounted at the body(2). A shade head conductor(8) is mounted at the end of the antenna pole(9). A current is induced in a surface of the antenna pole(9) and the shade head conductor(8). The induced current copies the electric wave toward the first space. An emission element(4) includes the antenna pole(9) and the shade head conductor(8).
Patent KR-20020054450-A (KR)
Title: Real time relay broadcasting system by mobile communication network
Inventor: KIM GYUN TAE
IPC: H04B7/26
Filed: 2000-12-28
Abstract: PURPOSE: A real-time relay broadcasting system using a mobile network is provided to implement real-time outside broadcasting at a low cost without the necessity of using broadcast relay equipments. CONSTITUTION: A real-time relay broadcasting system using a mobile network consists of an image transmitting unit(110), a sound transmitting unit(120), a base station(130), a PDSN(Packet Data Service Node)(140), an MSC(Mobile Switching Center)(150), and a broadcasting station(160). The image transmitting unit(110) digitalizes and compresses an image through an image compression algorithm, such as MPEG2/4, etc., and transmits it to the base station(130). The sound transmitting unit(120) digitalizes and compresses a sound through a sound compression algorithm, such as MP3, AAC, etc., and transmits it to the base station(130). The base station(130) collects the image and the sound and transmits them to the PDSN(140). The PDSN(140) transmits the image/sound data transmitted from the base station(130) to the MSC(150). The MSC(150) transfers the image/sound data to the broadcasting station(160). The broadcasting station(160) edits the image/sound data and sends the edited data to a relevant media.
Patent KR-20020056168-A (KR)
Title: Fuel cell airconditioner
Inventor: HWANG YONG JUN
IPC: F24F5/00
Filed: 2000-12-29
Abstract: PURPOSE: A system for air conditioning using fuel cell is provided to reduce investment on facilities and facilities damaging environment. CONSTITUTION: A system includes a heat accumulating tank(21) storing waste heat generated on electrochemical reaction of ionized fuel and oxidant caused by placing a pair of electrodes with an electrolyte interposed, one of which contacts with the fuel, which is hydrogen or contains hydrogen, and the other of which contacts with the oxidant containing oxygen and reaction heat generated on separation of hydrogen from the fuel using catalysis; and a heat pump(22) connected with the heat accumulating tank to cool using the waste heat.
Patent KR-20010016625-A (KR)
Title: A structure of slip-ring and the manufacturing method thereof
Inventor: JANG JIN KI
IPC: H02K17/22
Filed: 2000-12-29
Abstract: PURPOSE: A structure of a slip ring and a method for manufacturing the same are provided to reduce the electrical noise by enlarging the contact area between the slip ring and a wire brush. CONSTITUTION: A slip ring structure comprises a brush assembly(10) and a slip ring assembly(20). The brush assembly(10) has a brush holder(11) which supports a plurality of wire brushes(14a). The first wires(15a) are connected to the wire brushes(14a) so as to transmit the signal or power. The slip ring assembly(20) includes a slip ring(24) and an insulation ring(23) which are alternately arranged. The second wire(27) is connected to the slip ring(24). The wire brush(14a) is fabricated by using an Au-alloy wire having a diameter of 0.2-0.3 mm. A bending section(16a) is formed at both ends of the wire brush(14a). The slip ring(24) has a V-shape recess so that the bending section(16a) of the wire brush(14a) makes contact with the recess.
Patent KR-20020056679-A (KR)
Title: Method for manufacturing liquid crystal display device
Inventor: KIM EUN SIK
IPC: G02F1/136
Filed: 2000-12-29
Abstract: PURPOSE: A method of fabricating a liquid crystal display is provided to pattern an upper ITO electrode into a rectangular frame shape to realize a multi-domain. CONSTITUTION: A thin film transistor array is formed on the first substrate. A color filter is formed on the second substrate opposite to the first substrate. A liquid crystal layer(30) is formed between the first and second substrates. ITO(20) of the color filter of the second substrate is patterned into a rectangular shape such that electric field is formed in a multi-domain mode. The ITO of the color filter is formed through a mask process when the color filter is formed.
Patent KR-20020058475-A (KR)
Title: An apparatus for flux dotting
Inventor: LEE SU GWON
IPC: H05K13/02
Filed: 2000-12-30
Abstract: PURPOSE: A flux dotting tool is provided to achieve an accurate operation control by elevating a flux dotting block by a servo motor and improve quality of the products. CONSTITUTION: A flux dotting tool comprises a flux feeder(210) for supplying flux, a flux reservoir(230), a ball screw, a flux dotting block(240), and a station block(250). The flux reservoir(230) is connected to the flux feeder(210), and receives the flux from the flux feeder, and is elevated at an upper portion of a guide rail(220) in which products are conveyed. The ball screw is mounted near the guide rail(220) and driven by a DC servo motor. The flux dotting block(240) is elevated at an upper portion of the flux reservoir(230) by the ball screw. The station block(250) is elevated at a lower portion of the guide rail(220).
Patent KR-20010022072-A (KR)
Title: 원유의 총 산가 감소 방법
IPC: C10G45/16
Filed: 1998-08-28
Abstract: 본 발명은 (a) VB, VIB, VIIB 및 VIII족 금속으로 이루어진 군으로부터 선택된 금속의 유용성 또는 유분산성 화합물을 포함하는 촉매를 석유 공급물에 상기 석유 공급물중 금속의 양이 약 5wppm 이상이 되도록 첨가하는 단계, (b) 상기 촉매를 갖는 석유 공급물을 15 내지 1000psig(204.75 내지 약 6996.33kPa)의 수소 압력하에 약 400 내지 약 800℉(약 204.44 내지 약 426.67℃)의 온도의 반응기에서 가열하는 단계, 및 (c) 석유 공급물 및 촉매를 함유하는 반응기를 충분한 속도에서 수소 함유 기체로 스위프시켜 혼합된 물 및 이산화탄소 분압을 약 50psia(약 344.75kPa) 미만으로 유지시키는 단계를 포함하는 석유 공급물에서의 카복실산의 양을 감소시키기 위한 방법를 포함하는 석유 공급물에서의 카복실산의 양을 감소시키기 위한 방법을 포함한다.
Patent KR-20010022560-A (KR)
Title: 피부 외용제 조성물
IPC: A61Q1/02
Filed: 1999-06-04
Abstract: 본 발명은 L-아스코르브산 및 그 유도체, 태반 추출물, 코지산 및 그 유도체, 아젤라산 및 그 유도체, 글루코사민 및 그 유도체, 히드로퀴논 글리코시드 및 그 유도체, 트라넥삼산 및 그 유도체, 및 살리실산 및 그 유도체로 구성된 군 중에서 선택되는 하나 이상의 제1 성분과, 징기버 아로마티쿰(Zingiber aromaticum; Zingiberaceae) 또는 그 용매 추출물의 제2 성분을 포함하는 피부 외용제 조성물에 관한 것이다.
Patent KR-20010022846-A (KR)
Title: Preventives and/or remedies for systemic lupus erythematosus containing anti-il-6 receptor antibody as the active ingredient
IPC: C07K16/28
Filed: 1998-08-14
Abstract: A preventive and/or therapeutic agent for systemic lupus erythematosus comprising an anti-interleukin-6 (IL-6) receptor antibody as an active ingredient.
Patent KR-20010024575-A (KR)
Title: 높은 수증기 전달률을 갖는 이축배향된 폴리에틸렌 필름
IPC: B29K23/00
Filed: 1999-08-27
Abstract: 본 발명은 바람직한 수증기 전달률(WVTR; water vapor transmission rate)을 갖는 폴리에틸렌 필름 및 이의 제조 방법에 관한 것이다.  방법은 하나 이상의 WVTR-제어 물질층을 폴리에틸렌 및 공동화제를 함유하는 기저층에 고착 중첩하는 단계, 이어서 복합 폴리에틸렌 시이트를 이축 배향하여 바람직한 WVTR을 갖는 필름을 수득하는 단계를 포함한다.  기저층은 다공성 미세 구조 및 바람직한 WVTR보다 실질적으로 더 높은 WVTR을 갖는다.
Patent KR-20010033785-A (KR)
Title: Multifilament textile yarns with hollow section, method for making same, and texile surfaces obtained from said yarns
IPC: D01D4/02
Filed: 1998-12-23
Abstract: The invention concerns a multifilament textile yarn whereof the filaments or staples have a hollow section, a method for making said hollow yarn, and textile surfaces obtained from said yarns. More particularly, it concerns a method for making multifilament yarns comprising hollow filaments obtained by melt-drawing of a polyamide composition having a yarn count less than 10 dtex for each staple and whereof the staples with hollow section have a central hollow surface representing at least 5% of the total surface in said staple transfer section. The invention is characterized in that the yarn has an USTER coefficient (U %) less than 3% and a number of staple with arc-shaped section less than 30% of the total number of staples with hollow section. The flat yarns, twisted and textured are used in particular for mixing textile surfaces, such as woven or knitted fabric.
Patent KR-20010052152-A (KR)
Title: 티탄 합금 시계 부품
IPC: G04B37/22
Filed: 1998-01-27
Abstract: 본 발명은, 조성이 알루미늄 5.5 내지 6.75중량%, 바나듐 3.5 내지 4.5중량%,  질소 최대 0.05중량%, 탄소 최대 0.1중량%, 수소 최대 0.015중량%, 철 최대 0.4중량%, 산소 최대 0.2중량%, 각종 원소 각각 최대 0.1중량%, 전체 최대 0.5중량% 및 티탄 잔여량인 합금으로 제조된 시계 부품에 관한 것이다. 이 합금은 시계 부품이 종래의 공구로 가공되고 연마되며 경면 광택을 갖도록 한다.
Patent KR-20010034455-A (KR)
Title: 적응 빔형성장치를 위한 교정신호의 발생
IPC: H03H21/00
Filed: 1999-01-19
Abstract: 하나의 스피커(loudspeaker)와 복수의 마이크로폰(microphone)으로 구성된 핸즈프리(hands-free) 통신환경에 있어서, 빔형성장치(beamformer)는 반향소거장치(acoustic echo canceler)로 사용하기 위해 교정(calibration)되어진다.  교정을 수행하기 위해서, 각 마이크로폰에 대응하여 다수의 적응필터(adaptive filter)가 제공되어지고, 각 적응필터는 대응하는 마이크로폰에 의해 경험되는 환경의 반향특성(echo property)을 모델링하도록 조정된다.  타겟소스(target source)가 동작되고 그에 의하여 마이크로폰에 의해 수신되는 음향신호를 발생시킨다.  이때 예를 들어 각 적응필터가 의사잡음신호(pseudo noise signal)를 필터링하도록 하거나 하는 식으로, 조정된 적응필터는 잼머(jammer)를 발생시키기 위해 사용된다.  그러면 각각의 잼머신호는 마이크로폰으로부터 제공된 대응되는 신호와 결합하여 결합신호를 발생시킨다.  그러면 결합신호는 잼머 신호를 소거하기 위해 빔형성장치를 적응시키는데 사용된다.  본 발명의 다른 면에 따르면, 교정된 빔형성장치에 제공되는 각각의 신호에 대해 적응필터가 반향소거동작을 수행하도록 함으로써, 적응필터는 정상동작 중에도 이용될 수 있다.
Patent KR-20010024898-A (KR)
Title: 페놀수지 및 에폭시수지의 제조방법
IPC: C08G59/06
Filed: 1999-12-15
Abstract: 반응계중의 수분 함유량이 100ppm 이하, 프리델 크라프츠 촉매의 농도가 0.07중량% 이하의 조건에서 히드록실기 함유 방향족 화합물과 불포화 고리상 탄화수소화합물을 반응시킨 것으로 이루어진 색상이 양호한 페놀수지의 제조방법 및 얻어진 페놀수지와 에피할로히드린을 염기촉매의 존재하에 반응시키고, 촉매잔사를 제거하여 미반응의 에피할로히드린을 제거하는 것으로 이루어진 색상이 양호한 에폭시수지의 제조방법을 제공한다.
Patent KR-20010040697-A (KR)
IPC: F15C1/22
Filed: 1999-12-10
Abstract: A molded fluidic device having a power nozzle with a width W and a coupling passage coupling a source of fluid to said power nozzle. The coupling passage has a planar enlargement and a plurality of posts spaced across the enlargement, the spacing S between each post being less than the width of the power nozzle with the sum of spacing S being greater than the width W.