baber/WOPTO huggingface dataset:
Patent KR-20010029780-A (KR)
Title: Fuel assembly mechanical flow restriction apparatus for detecting failure in situ of nuclear fuel rods in a fuel assembly during reactor shutdown
Inventor: GALIOTO THOMAS A
IPC: G21C17/04
Filed: 2000-06-02
Abstract: PURPOSE: A fuel assembly mechanical flow restriction apparatus for detecting failure of nuclear fuel rods in a fuel assembly during reactor shutdown is provided to detect a failed fuel element in a BWR and prevent a coolant from flowing. CONSTITUTION: A fuel assembly mechanical flow restriction apparatus for detecting failure of nuclear fuel rods in a fuel assembly during reactor shutdown includes a testing hood(102), a flow regulator, a probe assembly(130), a unit for positioning the seal plate of the flow regulator at the upper edge of the outer channel(12) of a fuel assembly and a unit for dipping the probe head in the fuel assembly reactor cooling water in the outer channel. The testing hood(102) has an upper plate(106) and side plate(108). The side plate is arranged on a core upper guide structure(54). A flow regulator is positioned upward a fuel assembly(12) in the testing hood(102). The flow regulator has a seal plate(152). A probe assembly(130) has a probe head(132) for sampling cooling water in the fuel assembly(12).
Patent KR-20020002147-A (KR)
Title: solenoid valve with a cooling means
Inventor: KIM GYU WAN
IPC: F16K31/06
Filed: 2000-06-29
Abstract: PURPOSE: A solenoid valve containing a refrigerator is provided to supply refrigerant of specific temperature and pressure and to isolate heat transferred into the solenoid valve for rapidly radiating. CONSTITUTION: A solenoid valve comprises a body(10); a storing chamber(11) maintaining temperature by supplying the refrigerant; a machine chamber(12) mounted on a lower side of the body; a compressor(13) contained in the machine chamber; a condenser(14) installed on the machine chamber; a condenser cooling fan(15); plural radiating pins(17) protruded on an outer face of the solenoid valve; a heat isolating plate(18) formed between the solenoid valve and the compressor to isolate the transferred heat; a control unit mounted on a side of the solenoid valve to control the body; a driving motor(19) driven by the control unit; and a solenoid valve cooling fan(20) rotating by the driving motor. Thereby, the solenoid valve supplies refrigerant of specific temperature and pressure by isolating the heat generated from the compressor with the heat isolating plate.
Patent KR-20000063379-A (KR)
Inventor: KUAN HEANG CHUL
IPC: B03B5/00
Filed: 2000-07-03
Abstract: PURPOSE: Provided is an apparatus for cleaning crushed fragments which is separated into floated fragments and precipitated fragments by a buoyant force of cleaning water. CONSTITUTION: The apparatus comprises a cleaning box(2) filled with the cleaning water(W), an automatic conveyer(7) for supplying the crushed fragments, the upper transfer device(10) for transferring the floated fragments, the lower transfer devices(20,30) for transferring the precipitated fragments, wherein the lower transfer device(20) rotates anticlockwise and the other lower transfer device(30) rotates clockwise, a conveyer(60) for discharging the floated fragments, a conveyer for discharging the precipitated fragments.
Patent KR-20020005285-A (KR)
Inventor: JUNG KYE MAHN
IPC: H04W80/00
Filed: 2000-07-07
Abstract: PURPOSE: An integrated reception/processing system for card loss reports and reissuance using the Internet and portable phones is provided to process all the loss reports for many cards at a time as a user uses a loss report abbreviated key or selects a loss report service through his portable terminal, selects lost cards, and inputs and transmits his personal information. CONSTITUTION: If a user selects a loss report service on the menu window of the monitor of his portable terminal(S101), an embedded lost card service program is activated(S102). The user selects lost cards among various card names displayed on the terminal monitor(S103) and inputs necessary personal information(S104). Then, if the user pushes a confirmation button, an error check is automatically executed(S105). In case that no error is detected through the error check, the selected card names and the inputted personal information are displayed on the monitor(S106). At this moment, the program asks the user whether he wants to input card names and personal information again(S107). In case that the user refuses the reinput request, the program transmits the inputted data to an integrated card loss service company(S108). The integrated card loss service company transmits the data to each associated card company or bank(S109).
Patent KR-20020006275-A (KR)
Title: exhausting appararus for use in manufacturing of semiconductor device
Inventor: OH JONG UN
IPC: H01L21/30
Filed: 2000-07-12
Abstract: PURPOSE: An exhausting apparatus for manufacturing a semiconductor device is provided to prevent a disconnection of a robot signal and a corrosion problem, by installing a ventilation part in a predetermined region inside a process chamber so that gas remaining inside the chamber is easily exhausted to an exhaust duct. CONSTITUTION: The exhaust duct(102) through which unnecessary gas generated in manufacturing the semiconductor device is exhausted to the exterior of the process chamber(100) is installed in the exhausting apparatus. The ventilation part which transfers the necessary gas exhausted form a gas exhaust port to the exhaust duct is installed in the predetermined region inside the process chamber.
Patent KR-20010029997-A (KR)
Title: Semiconductor memory and method for fabricating the same
Inventor: TANAKA TAKAO
IPC: H01L27/112
Filed: 2000-07-24
Abstract: PURPOSE: To provide a semiconductor memory for suppressing the decrease of a reading margin due to the increase of the threshold voltage of a cell in which code ion implantation is not operated, and a method for manufacturing the semiconductor memory. CONSTITUTION: The influence of the code ion implantation of a mask ROM on an adjacent cell is suppressed by devising cell layout. That is, bit lines 1 are arranged in zigzag so that the channel region of each cell can be arranged so as to be checked. Thus, it is possible to reduced the influence of the code ion implantation on the low threshold transistor (a cell C under consideration) of a code ion implantation impurity diffusion region 3'.
Patent KR-20000063749-A (KR)
Inventor: JEON JE PIL
Filed: 2000-08-01
Abstract: PURPOSE: A method for producing an electronic advertising mail and executing transmission of the mail and a device for storing the method are provided to reduce the time and the cost for the electronic advertising mail, and to supply an advertisement of a high quality to a certain customer, by distributing a questionnaire with the mail and receiving the replies from a mail receiver. CONSTITUTION: The clients of the electronic advertising mail request the transmission thereof(1), and send contract money(2). An agent checks the sent contract money(3), consult with the clients according to a fee schedule program(4), and then determine an agent fee and the production of the mail(5). The produced electronic advertising mail is delivered to the clients and a receiver(6). If the questionnaire is delivered with the mail, a receipt mail list with the replies thereto is provided to the clients(7). The agent receives the balance of the agency contract.
Patent KR-20020011468-A (KR)
Title: Carburetting device of waste matters
Inventor: CHOE WAN SOON
IPC: C02F11/10
Filed: 2000-08-02
Abstract: PURPOSE: An apparatus is provided which carbonizes the sludge at a relatively low temperature and under the non-oxygen condition by injecting dried sludge having a relatively low moisture content into the apparatus as it is or after crushing it. CONSTITUTION: In a horizontal rotational carbonisation furnace(3), the apparatus for carbonizing organic sludge at a low temperature and under the non-oxygen condition is characterized in that dried sludge injected at a constant rate by a screw conveyor is agitated and transferred by an agitation and transfer member which is mounted on spiral positions of plural rows of the inner wall of the rotational carbonisation furnace(3), volatile materials evaporated by indirect heating are discharged from a gas exhaust port(6) to be used as a fuel, and carbonized sludge is cooled through a carbonized material cooling pipe(9) which is spirally formed at the end part of the carbonisation furnace(3) so that the cooled carbonized sludge is discharged from a cooled carbonized material outlet, wherein the carbonized material cooling pipe(9) is installed in such a manner that the carbonized material cooling pipe(9) is rotated together with the carbonisation furnace(3) by spirally forming a spherical pipe at the end part of the carbonisation furnace(3).
Patent KR-20000072185-A (KR)
Inventor: KIM HONG CHUL
IPC: G06F17/00
Filed: 2000-08-14
Abstract: PURPOSE: An album service method through an internet is provided to offer an album service and to offer a mail service and a job offering/hunting service using a member information. CONSTITUTION: Each customer is connected with an album site(30) trough an internet(20) using computers(10-1 through 10-n) and uses a service provided from the album site(30). When the album site(30) receives a fabrication request of the album from a customer, the web page with respect to a corresponding album is generated. At this time, the web page may be formed of more than one page. The fabrication of the album may be requested by anyone. The customer who wants to register the album in the album site(30) registers the album site(30).
Patent KR-20020013290-A (KR)
Title: Real-time sharing device of network management data using true push and method thereof
Inventor: KIM SEONG BEOM
IPC: H04L12/24
Filed: 2000-08-14
Abstract: PURPOSE: An apparatus for sharing network management data in real time using a true-push function and a method therefor are provided to improve the efficiency of network management by sharing network information processed by each local communication network management system with operators for operating other local communication network management systems. CONSTITUTION: A communication network operation management system(2) has a database filter(26) for processing data as event data when the data correspond to a value previously set as an event before storing the data processed in a data process unit(33) in a database(23) using a true-push function, displaying the generation of the event on a state display unit(24), and transmitting the data to a communication unit(3) to share the event data, and the database(23) for storing the data through the database filter(26). The communication unit(3) includes a contents broker(31) for receiving events transmitted from the database filter(26) and transmitting the received events to a communication manger(32), and the communication manager(32) for transmitting the events transmitted from the contents broker(31) to the state display unit(24).
Patent KR-20020013309-A (KR)
Title: manufacturing method of thin film transistor array panel for liquid crystal display
Inventor: CHOI JUN HU
IPC: G02F1/136
Filed: 2000-08-14
Abstract: PURPOSE: A manufacturing method of a TFT(Thin Film Transistor) array for an LCD(Liquid Crystal Display) is provided to reduce contact resistance by forming a contact part among a gate pad, a drain electrode, a data pad and a transparent conductive film. CONSTITUTION: A gate line unit including a gate line(21), a gate electrode(22) and a gate pad(23) is formed on an insulating substrate(10). A gate insulating film(30) is formed, and a semiconductor layer(41) is formed. A data line unit including a data line(61), a source electrode(62), a drain electrode(63) and a data pad(64) is formed. A passivation film(70) having a first contact hole(73) and a transparent conductive film are formed to expose the drain electrode. An opaque conductive film is deposited. The opaque conductive film and the transparent conductive film are patterned by once photolithography to form a drain electrode contact part and a pixel electrode(81). The contact resistance is reduced by the contact part formed among a gate pad, a drain electrode, a data pad and a transparent conductive film.
Patent KR-20020014228-A (KR)
Title: Method for forming electrode of capacitor by using hard mask
Inventor: PARK CHANG HEON
IPC: H01L27/108
Filed: 2000-08-17
Abstract: PURPOSE: A method for forming a capacitor electrode using a hard mask is provided to form an electrode of a vertical type, by etching a Pt layer while using a Ru layer as the hard mask or a Pt layer, Ir layer or IrO2 layer as the hard mask. CONSTITUTION: The Pt layer(15) to constitute a lower electrode is formed. A Ru hard mask(16A) is formed on the Pt layer. The Pt layer not covered with the Ru hard mask is selectively etched to form a Pt lower electrode. A dielectric layer and an upper electrode are formed on the Pt lower electrode and the Ru hard mask.
Patent KR-20020017100-A (KR)
Title: Method of forming storage node electrode of semiconductor memory device
Inventor: LEE DONG GEUN
IPC: H01L21/8242
Filed: 2000-08-28
Abstract: PURPOSE: A method for forming a storage node electrode of a semiconductor memory device is provided to eliminate a defect occurring when a sacrificial insulation layer in a peripheral region is removed and to improve step coverage of an outermost region and a substrate region, by using a photolithography process using only one mask so that a photoresist pattern is formed in the peripheral region and the outermost region. CONSTITUTION: The sacrificial insulation layer is formed on a structure(10) of a semiconductor substrate to define a pattern region of the storage node electrode. The sacrificial insulation layer corresponding to a cell region(100) of the substrate is etched to form an opening(18) where a lower contact plug is opened. A conductive material is formed on the sacrificial insulation layer having the opening. The resultant structure is etched by a planarization process to eliminate the conductive material on the sacrificial insulation layer so that a storage node electrode pattern is formed. The photoresist pattern(22) masking the sacrificial insulation layer of the substrate corresponding to the peripheral region(200) of a cell and the outermost region(300) is formed. The sacrificial insulation layer except the peripheral region and the outermost region is wet-etched by using the photoresist pattern. The photoresist pattern is removed.
Patent KR-20020017172-A (KR)
Title: Wafer cleaning bath
Inventor: HAM CHANG YEOL
IPC: H01L21/304
Filed: 2000-08-29
Abstract: PURPOSE: A bath of cleaning a wafer is provided to control the possibility of a wafer trouble caused by contaminated water, by minimizing contamination of deionized water caused by outer circumstances of the bath when the wafer is cleaned by deionized water. CONSTITUTION: A bath's upper cover unit(13) prevents air in a contaminated cleaner room from being melted and diffused to the wafer cleaning bath. A bath's side exhaust apparatus prevents the air of the cleaner room from being induced through an exhaust hole when cleaning water used in an exhaust apparatus is exhausted. A bath's lower drain unit prevents the air of the cleaner room from being induced through the exhaust hole when the deionized water inside the bath is drained. A nitrogen supply unit is installed in the lower portion of the bath to prevent leakage of nitrogen gas inside the bath. The wafer cleaning bath intercepts cleaning surroundings inside the bath from outer surroundings.
Patent KR-20020017228-A (KR)
Title: Method of producing a porous metal using clay particles
Inventor: CHO SUNG SUK
IPC: B22D23/00
Filed: 2000-08-29
Abstract: PURPOSE: A method of manufacturing a porous metal using yellow soil particles is provided which manufactures inexpensive and environmental friendly yellow soil particles and manufactures a multifunctional porous metal equipped with superior mechanical, thermal, acoustic, energy absorbing and filtering properties using the yellow soil particles. CONSTITUTION: The method of manufacturing a porous metal using yellow soil particles comprises the steps of manufacturing yellow soil particles(Y) having various sizes and shapes after mixing yellow soil with sand(S), and kneading the resulting material after adding water to the mixture; preheating the yellow soil particles in a manufacturing process of steamed rice cake after charging the yellow soil particles into a mold(12); solidifying the resulting material by injecting thus penetrating molten metal(M) into a space between yellow soil particles using a molten metal penetration device(20) after the step of preheating the yellow soil particle; and removing yellow soil particles stuck into the metal.
Patent KR-20010021463-A (KR)
Title: A decision feedback equalizer imbedded maximum-likelihood sequence estimator and associated methods
Inventor: WANG CHUN
IPC: H04L25/03
Filed: 2000-08-30
Abstract: PURPOSE: A decision feedback equalizer with a maximum-likelihood sequence estimation is provided to improve the capacity of a decision feedback equalizer by reducing an error in a delay line. CONSTITUTION: The first addition node(12) comprises the first input(+) for receiving an input signal and the second input(-) for receiving the second feedback signal. A maximum-likelihood sequence estimator(14) has an input connected with an output of the first addition node(12) and receives a signal(data_in). The maximum-likelihood sequence estimator(14) estimates a symbol sequence. The second addition node(16) comprises the first input(+) connected with the output of the first addition node(12) and the second input(-) for receiving the first feedback signal. A signal level decoder(18) has an input connected with the output of the second addition node(16) and an output. A delay line(20) has a multitude of the first tap for generating the first tap signals according to the first tap coefficient and a multitude of the second tap for generating the second tap signals according to the second tap coefficient. The first addition circuit(22) generates the first feedback signal by adding the first tap signals. The second addition circuit(24) generates the second feedback signal by adding the second tap signals. An error signal generator(26) has the first input(+) connected with an input of the signal level decoder(18) and the second input(-) connected with an output of the signal level decoder(18).
Patent KR-20020019788-A (KR)
Title: Method for making of putty-type coating waterproof stuff and method of construction using same
Inventor: LEE DAE WOO
IPC: C09D121/00
Filed: 2000-09-07
Abstract: PURPOSE: Provided are a process for producing putty type coating waterproof material for waterproofing the surfaces of concrete and a construction method using the coating waterproof material. CONSTITUTION: The process for producing the putty type coating waterproof material comprises the steps of: mixing and stirring a mixture of natural rubber or synthetic rubber with a vulcanizing aid and a tackifier to obtain non-vulcanized rubber material; finely cutting the non-vulcanized rubber material and mixing with a solvent to obtain liquid state rubber coating waterproof material; mixing and stirring the rubber coating waterproof material with a reinforcement and a filler and mixing with a vulcanizing agent and stirring. And the construction method comprises the steps of: extruding and spreading the putty type coating waterproof material on the surface of concrete by using an extruder with a T-die discharge hole; half drying the spread waterproof material and treading the surface of the waterproof material; spreading a wet mortar on the completely dried waterproof material.
Patent KR-20010000339-A (KR)
Title: Method of p-doping of gallium nitride powder
Inventor: AHN SANG HYUN
IPC: C09K11/08
Filed: 2000-09-16
Abstract: PURPOSE: A method of p-doping of gallium nitride powder is to provide a display source material which is chemically and physically stable, by using magnesium-doped nitride gallium powder as a low voltage phosphor of a field emission display(FED). CONSTITUTION: Magnesium and a magnesium compound such as MgCl2, MgCl3, MgI2, MgBr2 and MgF2 are used as dopants to dope gallium nitride powder. The gallium nitride power is activated at a power scope from 300 to 900 watts by using plasma, in which one of argon, nitrogen, ammonia and hydrogen is used as atmosphere gas.
Patent KR-20010040008-A (KR)
Title: Optical system for peripheral exposure apparatus
Inventor: YOSHIDA YUSUKE
IPC: H01L21/027
Filed: 2000-10-05
Abstract: PURPOSE: To provide an optical system of a peripheral aligner wherein peripheral exposure of a photoresist film in which film thickness distribution in a peripheral direction is biased in a peripheral part of a work can be performed with restraint of generation of exposure irregularity without increasing the line process time. CONSTITUTION: In this optical system of a peripheral aligner, light 3 is cast on a peripheral part of a work 7 through a mask. The system is provided with a light source A casting the light 3 containing ultraviolet ray, and an optical adjustment means D1 which is interposed between the light source A and the work 7 and adjusts illuminance distribution of the light 3 cast from the light source A by using both or either of a convergent optical system B1 and a deflection optical system C1. The light 3 is cast through the optical adjustment means D1 by changing illuminance distribution in the peripheral part of the work 7 in accordance with the thickness of a surface treatment layer of the work 7.
Patent KR-20020027916-A (KR)
Title: Bidirectional-optical switch
Inventor: LEE HAN YEONG
IPC: G02B26/08
Filed: 2000-10-06
Abstract: PURPOSE: A bidirectional optical switch is provided, which enables a bidirectional switching using only one moving part, and realizes both of 1x2 optical switch and 2x2 optical switch using the same structure. CONSTITUTION: A 1x2 optical switch comprises an input part(10) constituted with an input port(11) and an output part(20) constituted with the first and the second output port(21,22). The input part and the output part are installed on rotation members(30,40) respectively rotating with a rotation axis(a) as a center. One of the input part and the output part is fixed and another one rotates. An input port and an output port to switch is determined according to the rotation position of the rotation members.
Patent KR-20010050973-A (KR)
Inventor: FURUKAWA HARUHIKO
IPC: C08L83/06
Filed: 2000-10-12
Abstract: PURPOSE: To provide flame retardant polyolefin based resin compositions having excellent molding processability and flame retardance, its production process and flame retardant cables. CONSTITUTION: Flame retardant polyolefin based resin compositions comprises (A) 100 pts.wt. polyolefin based resin, (B) 30-200 pts.wt. hydrate metallic compound powder, and (C) 0.01-50 pts.wt. branched organopolysiloxane represented by the average unit formula: RaSiO(4-a)/2 (wherein R is an alkyl group or a hydroxyl group and a hydroxyl group content per molecule of 2.0-10.0 wt.%; and a is a number of 0.75-2.5) and containing at least siloxane units represented by the formula: RSiO3/2 (wherein R is the same as defined above) in the molecule. A process for producing the same, and flame retardant cables covered with the flame retardant polyolefin resin compositions are disclosed.
Patent KR-20010007631-A (KR)
Inventor: JANG SEOK
IPC: C08F4/64
Filed: 2000-10-24
Abstract: PURPOSE: Provided is a method for preparing a novel metallocene catalyst which can be used for preparing a polyolefin, especially a polyethylene in the presence of a cocatalyst. CONSTITUTION: The metallocene catalyst is prepared by reacting a transition metal compound such as bis(cyclopentadienyl) zirconium dichloride, bis(cyclopentadienyl) zirconium dimethyl, etc. and an organic compound having more than two functional groups such as ethylene glycol, 1,3-propanediol, 1,4-phenylene diamine, etc. in the ratio of 1:1 to 1:10. The polyolefin is polymerized by using the metallocene catalyst and the cocatalyst such as an organic metal compound or a mixture of non-coordinated Lewis acid and alkyl aluminium.