baber/WOPTO huggingface dataset:
Patent KR-20030095008-A (KR)
Title: Zinc recovery device
Inventor: KIM HYEON SU
IPC: C23C2/06
Filed: 2002-06-11
Abstract: PURPOSE: A recovery apparatus with superior zinc recovery ratio is provided to completely separate zinc contained in dross so that dross is removed by separating dross from zinc using chemical solvent, agitating propeller and nitrogen gas. CONSTITUTION: The recovery apparatus with superior zinc recovery ratio comprises a guide rail(20) arranged on an upper part of zinc pot(5); a shovel travel block(21) and an injection unit travel block(19) installed in such a way that they are individually driven and moved along the guide rail(20); a supporting plate(40) installed at a lower part of the shovel transfer block(21) in such a way that the supporting plate(40) is ascended and descended; a shovel(42) foldably connected to the supporting plate(40); a chemical tank resting plate(50) installed at a lower part of the injection unit travel block(19) in such a way that the chemical tank resting plate(50) is ascended and descended; a chemical tank(56) fixed to the chemical tank resting plate(50) and installed in such a way that the chemical tank(56) contains solvent and selectively injects the solvent to a lower side; and a reaction vessel(30) which is arranged in such a way that the reaction vessel(30) is dipped into zinc pot(5) directly under the chemical tank(56) and installed in such a way that the reaction vessel(30) is moved back and forth along the reaction vessel supporting rail(31) arranged on an upper part of the zinc pot(5), and in which the shovel(42) is movably arranged.
Patent KR-20030096627-A (KR)
Title: Method of packet routing by node's packet data amount
Inventor: KIM BU SU
IPC: H04L12/403
Filed: 2002-06-17
Abstract: PURPOSE: A packet routing method in accordance with a packet data amount by node is provided to add an almost empty flag, and to firstly process nodes having more packets to be routed to a memory, thereby preventing memory congestion and reducing cost. CONSTITUTION: A packet routing master generates sequential addresses in each node(S401), and firstly confirms almost empty flag signals of the corresponding nodes according to the sequential addresses(S403). The packet routing master decides whether the signals are set to '0'(S405). If so, the packet routing master transmits read signals to the corresponding transmission nodes, reads packet data stored in a memory(S411), and determines receiving nodes by confirming destination addresses of the packet data(S413). The packet routing master uploads the read data to a data bus as transmitting write signals to the receiving nodes(S415), enables the receiving nodes to store the uploaded data, and performs data transceiving between the transmission nodes and the receiving nodes(S417).
Patent KR-20030096656-A (KR)
Title: Semiconductor interconnect structure with TaN and method of forming the same
Inventor: CHOI GIL HYEON
IPC: H01L23/532
Filed: 2002-06-17
Abstract: PURPOSE: A semiconductor interconnect structure containing a tantalum nitride layer and a method for forming the same are provided to be capable of preventing ring defect, removing an additional oxide layer pattern forming process, and easily exposing an anti-reflective coating alone when forming a via hole. CONSTITUTION: A semiconductor interconnect structure is provided with a semiconductor substrate(20), a diffusion barrier pattern(23) formed at the upper portion of the semiconductor substrate, a conductive layer pattern(25) formed at the upper portion of the diffusion barrier pattern, and an anti-reflective coating(29) formed at the upper portion of the conductive layer pattern. At this time, a TaN layer is used as the anti-reflective coating. Preferably, an interlayer dielectric(21) is located between the semiconductor substrate and the diffusion barrier pattern.
Patent KR-20030003016-A (KR)
Title: AGING TREATMENT FOR Ni-Cr-Mo ALLOYS
Inventor: KLARSTROM DWAINE L
IPC: C22C19/03
Filed: 2002-06-25
Abstract: PURPOSE: A single-step age hardening process for certain nickel-chromium-molybdenum alloys containing from 12% to 19% chromium and from 18% to 23 % molybdenum that results in higher yield strength, high tensile strength and comparable other mechanical properties as those observed with the current age-hardening process used in the art is provided. CONSTITUTION: The nickel-chromium-molybdenum alloy comprises from 12% to 19% chromium; from 18% to 23% molybdenum; up to 3% iron; at least one alloying element selected from the group consisting of aluminum, boron, carbon, cobalt, copper, hafnium, iron, manganese, niobium, silicon, tantalum, tungsten, vanadium and zirconium; and a balance of nickel plus impurities, wherein the alloy has a P value of from 31.2 to 35.9, P being defined as: P = 2.46 Al + 0.19 Co + 0.83 Cr - 0.16Cu + 0.39 Fe + 0.59 Mn + 1.0 Mo + 0.81 Zr + 2.15 Si + 1.06 V + 0.39 W + 0.68 Nb + 0.52 Hf + 0.45 Ta + 1.35 Ti and the alloy is age hardened at about 593 deg.C to about 718 deg.C for at least 4 hours then cooled to room temperature. In a method for treating an alloy having a composition comprises from 12% to 19% chromium, from 18% to 23% molybdenum, up to 0.5% aluminum, up to 0.015% boron, up to 0.02% carbon, up to 2.5% cobalt, up to 3% iron, up to 1.5% manganese, up to 1.25% niobium, up to 0.75% silicon, up to 2.2% tantalum, up to 0.7% titanium, up to 4.5% tungsten, and a balance of nickel and impurities, wherein the alloy has a P value of from 31.2 to 35.9, P being defined as: P = 2.46 Al + 0.19 Co + 0.83 Cr - 0.16 Cu + 0.39 Fe + 0.59 Mn + 1.0 Mo + 0.81 Zr + 2.15 Si + 1.06 V + 0.39 W + 0.68 Nb + 0.52 Hf + 0.45 Ta + 1.35 Ti, the method comprises the steps of age hardening the alloy at a temperature of 593 deg.C to about 718 deg.C for at least 4 hours; and cooling the alloy to room temperature.
Patent KR-20040003110-A (KR)
Title: Protection channel for road way
Inventor: KIM HAE YOUNG
IPC: E01F15/04
Filed: 2002-06-25
Abstract: PURPOSE: A road safety fence is provided to manufacture/install as a median barrier of a road easily, to prevent corrosion, to repair easily. CONSTITUTION: The road safety fence installed in a boundary between a roadway and a footway or a handrail of a bridge to protect vehicles and to be separated from a footway comprises the steps of boring an anchor bolt hole(11) in a safety fence support(10) made of steel, fitting a shock absorbing elastic pad(20) using an anchor bolt(12), then fastening a C-shaped steel(30) and fixing with a nut(13), and attaching a wavy aluminum rail(40) on the C-shaped steel(30), then fixing with a rivet(50).
Patent KR-20040001536-A (KR)
Inventor: LEE BYEONG SEOK
IPC: H01L21/283
Filed: 2002-06-28
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of securing an open area at the inner portion of a contact hole when forming a metal pattern. CONSTITUTION: A gate oxide layer(21) and a gate pattern(22) are formed at the upper portion of a semiconductor substrate(20). The first and second spacer layers are formed at the upper portion of the resultant structure. The second spacer is formed by selectively etching the second spacer layer. After carrying out a predetermined ion implantation at the resultant structure, the second spacer is removed. An etching stop layer(25) and an insulating layer(26) are sequentially formed on the entire surface of the resultant structure. After forming a mask pattern at the upper portion of the insulating layer, a contact pattern(28) is formed at the resultant structure by carrying out an etching process.
Patent KR-20040004880-A (KR)
Title: air bag module having horn switch
Inventor: AHN JUNG BAE
IPC: B60Q5/00
Filed: 2002-07-05
Abstract: PURPOSE: An air bag module-integrated horn switch is provided to reduce the number of parts and improve space utilization in a steering wheel by forming a horn switch unit to the lower of an air bag module without mounting the horn switch unit in the steering wheel. CONSTITUTION: An air bag module-integrated horn switch connected with an air bag module(13) housed in a steering wheel(10) of a vehicle is composed of a fixed plate(20) fixed and mounted in the steering wheel; a movable plate(30) supported by a plurality of coil springs(40) mounted to the upside of the fixed plate to move upward and downward, and contacted to the lower of the air bag module; and a horn switch unit formed at the upside of the fixed plate to approximate the movable plate to the fixed plate or sound a horn.
Patent KR-20040003973-A (KR)
Title: Remote controller
Inventor: HWANG SANG SEOP
IPC: H04Q9/00
Filed: 2002-07-05
Abstract: PURPOSE: A remote control system is provided to conveniently operate a remote controller by matching an arbitrary menu screen with a setting key and using it like an abbreviated key. CONSTITUTION: A remote control system(50) comprises user setting keys(55a-55d), which can be arbitrarily set by a user, and a generic menu key(51). If a user setting key is pushed in an arbitrary sub menu that the user enters through the menu key(51) and volume keys(52a,52b) used as direction keys in the menu mode, the pushed setting key makes a code corresponding to the sub menu stored in the memory of the remote control system. Accordingly, the user can directly access the stored sub menu when he pushes the user setting key.
Patent KR-20040006824-A (KR)
Title: Method for preparing fine metal oxide particles
Inventor: BAEK JIN SU
IPC: C01F17/235
Filed: 2002-07-15
Abstract: PURPOSE: A preparation method of ultrafine metal oxide powder is provided to synthesize nanosized metal oxide powder and decrease nitrogen compound, byproduct generated from the synthesis, distinctly by reacting deionized water, aqueous solution containing at least one of metal nitrate and ammonia-contained fluid continuously under supercritical water condition. CONSTITUTION: The ultrafine metal oxide powder is prepared by reacting deionized water which is preliminarily heated and pressured, aqueous solution containing 0.01-20wt.% of at least metal nitrate, and ammonia-contained fluid for 0.01-600sec under the temperature of 250-700deg.C and the pressure of 180-550bar in a reactor through consecutive reaction, followed by separating nanosized metal oxide powder from nitrogen compound. Also, 0.1-20M(based on metal nitrates) of alkali or acid solution, and 0.1-20M(based on metal nitrates) of reductant or oxidant are optionally added before or after reaction to control the size, shape, physical property and synthesis rate of resultant particles. The metal nitrates are nitrates of metals such as Ce, Zn, Co, Ni, Cu, Fe, Al, Ti, Ba and Mn, and the ammonia-contained fluid is ammonia water, ammonia or ammonium salt solution. The amount of ammonia in the fluid is 0.5-3.0M, based on the concentration of the nitrogen compound generated from metal nitrates.
Patent KR-20040009558-A (KR)
Title: Manufacturing Method of Color Metal Photograph and That Photograph made by The Method
Inventor: NAM SUN U
IPC: B41M1/30
Filed: 2002-07-24
Abstract: PURPOSE: A method for making a color metal photograph and a color metal photograph made by the same are provided to make a color metal photograph at a low cost by firmly attaching a film printed with a photographic image to a metal plate. CONSTITUTION: The method comprises the steps of: polishing one surface of a metal panel(S50); degreasing the polished surface(S60); applying a transparent cohesive material on the degreased surface(S70); pressing and adhering a transparent film made of synthetic resin printed with an image to the cohesive material coated surface of the metal panel(S80); and applying a transparent polyurethane coating material on the film-adhered surface of the metal panel by dipping(S100).
Patent KR-20030010566-A (KR)
Title: Composition for the oxidation dyeing of keratin fibres, comprising a mono- or polyglycerolated fatty alcohol and a particular polyol
Inventor: MILLEQUANT JEAN MARIE
IPC: A61K8/30
Filed: 2002-07-26
Abstract: PURPOSE: Provided is a composition for the oxidation dyeing of keratin fibers, such as human keratin fibers and further such as the hair, comprising, in a medium that is suitable for dyeing and that is free of glycerol and of cationic synthetic thickening polymer comprising at least one fatty chain, at least one oxidation dye, at least one fatty alcohol chosen from mono- and polyglycerolated fatty alcohols and at least one particular polyol. CONSTITUTION: A composition for the oxidation dyeing of a keratin fibre comprises, in a medium that is suitable for dyeing, at least one oxidation dye and at least one fatty alcohol chosen from mono- and polyglycerolated fatty alcohols and at least one polyol of the formula (Ia) in which: R1, R2, R3, and R4 are chosen from, independently of each other, a hydrogen atom, C1-C6 alkyl radicals, C1-C6 monohydroxyalkyl radicals, and C1-C6 polyhydroxyalkyl radicals; A is chosen from linear and branched alkylene radicals containing a number of carbon atoms "n" ranging from 1 to 18, and optionally interrupted with a number of oxygen atoms "z" ranging from 0 to 9; and m is chosen from 0 and 1; wherein the total number of carbon atoms in both radical A and all of the substituents R1, R2, R3, and R4 is greater than or equal to 2; wherein the molecular weight of the at least one polyol ranges (i) from 95 to 500, if m is equal to 0, or if m and n are equal to 1, or if m is equal to 1 and A is a linear alkylene radical and n is equal to 2 and z is equal to 0; or (ii) from 140 to 500, if n is greater than or equal to 2, or if m is equal to 1 and n is equal to 2 and z does not equal 0; or (iii) from 90 to 500, if m is equal to 1 and n does not equal 1 or 2 and z is equal to 0, or if m is equal to 1 and A is a branched alkylene radical and n is equal to 2 and z is equal to 0; and wherein the composition contains no glycerol and no cationic synthetic thickening polymer comprising at least one fatty chain.
Patent KR-20030019860-A (KR)
Title: Electronic apparatus having label with certification marks
Inventor: ARISAKA TAKAYUKI
IPC: H05K5/03
Filed: 2002-07-31
Abstract: PURPOSE: To provide an information processing device allowing simplifying of a casing structure of a device body, reducing number of part items and improving recyclability. CONSTITUTION: In this information processing device, an indication label for indicating standards of electronic parts incorporated in a computer body 3 is recognizably put on a part of the computer body 3. A fixing part 22 for detachably fixing a hard disc drive 27 is formed on the computer body 3. An indication label confirmation hole 32 is formed on the fixing part 22 in order to confirm the indication label 37 when the hard disc drive 27 is removed from the fixing part 22.
Patent KR-20040012136-A (KR)
Title: Apparatus for detecting power ratio between traffic channel and pilot channel in mobile communication system and method thereof
Inventor: BAEK GYEONG HYEON
IPC: H04B17/309
Filed: 2002-08-01
Abstract: PURPOSE: A device for detecting a power ratio between a traffic channel and a pilot channel in a mobile communication system and a method therefor are provided to set an efficient section by corresponding to absolute size values of each symbol, and to detect average power for the efficient section only, then to detect the power ratio between the channels, thereby removing an error from blind power ratio detection. CONSTITUTION: A power ratio detector(340) comprises as follows. Absolute value generators(501,503) input symbols configuring the first signal, and generate absolute values for each symbol. Arrangers(505,507) arrange the generated absolute values in size order. An average value calculator(519) selects absolute values of a predetermined section among the arranged absolute values, and calculates averages of the selected absolute values. A squarer(523) calculates the square of absolute values of the second signal. A power ratio generator(521) generates a power ratio by a ratio between average values and the square of the absolute values of the second signal.
Patent KR-20040016000-A (KR)
Title: Light source device for wavelength division multiplexing optical communication system
Inventor: HWANG SEONG TAEK
IPC: H01S3/067
Filed: 2002-08-14
Abstract: PURPOSE: An apparatus for generating a luminous source in a WDM(Wavelength Division Multiplexing) optical communication system is provided to create a stable light source using a passive element, such as a reflector. CONSTITUTION: An apparatus for generating a luminous source in a WDM optical communication system is comprised of a pump laser diode(10), a 3-terminal optical circulator(20), a wavelength division multiplexer/demultiplexer(30), wavelength dependent reflectors(40), optical fiber amplifiers(50), wavelength independent reflectors(60), and modulators(70). The pump laser diode(10), connected to the first terminal of the 3-terminal optical circulator(20), supplies a pumping light to the optical fiber amplifier(50). The pumping light emitted from the pump laser diode(10) is inputted to the multiplexing port of the wavelength division multiplexer/demultiplexer(30), connected to the second terminal of the 3-terminal optical circulator(20), through the first terminal. The wavelength division multiplexer/demultiplexer(30) multiplexes and outputs inputted channels or wavelengths or demultiplexes and outputs inputted optical signals by channels or wavelengths. The pumping light inputted to the multiplexing port of the wavelength division multiplexer/demultiplexer(30) is split and inputted to the wavelength dependent reflectors(41-4N) respectively connected to the demultiplexing ports of the wavelength division multiplexer/demultiplexer(30).
Patent KR-20030017358-A (KR)
Inventor: NAKANISHI NORIYUKI
IPC: C11D3/32
Filed: 2002-08-20
Abstract: PURPOSE: Provided are a bactericide, an antiseptic, a composition for application to the skin, a cleaning composition, an antimicrobial fiber assembly, a method for sterilizing microorganisms and a method for controlling propagation of microorganisms. CONSTITUTION: The bactericide comprises at least an amide group-containing guanidine derivative represented by general formula (I), in which R1 and R2 are each a hydrogen atom, a 1-4C straight-chain or branched-chain alkyl group or alkenyl group and may be the same or different; R3 is a 1-22C straight-chain or branched-chain alkyl group or alkenyl group; A is a 1-10C straight-chain or branched-chain alkylene group or alkenylene group or its salt. The antiseptic comprises the amide group-containing guanidine derivative or its salt. The amide group-containing guanidine derivative has excellent antimicrobial activity and high chemical stability.
Patent KR-20040019121-A (KR)
Title: Big water prism
Inventor: SHIN SUK KYUN
IPC: G02B5/04
Filed: 2002-08-21
Abstract: PURPOSE: A large-sized liquid prism is provided to reduce fabrication cost with a simple fabrication process and to make it easy to use it and also to prevent its shaking. CONSTITUTION: Supporting poles(12a,12b) and a cork(14) are formed on both sides of a triangular prism type body(10) having an inner space part(11). And an insertion hole(13) is formed on one supporting pole(12a) and then a liquid is inserted into the insertion hole(13). A crosspiece(20) having a crosspiece groove is formed on a bottom of the supporting poles to support a liquid prism.
Patent KR-20040020123-A (KR)
Title: Grader of green pepper using machine vision
Inventor: CHO GWANG HWAN
IPC: B07C5/00
Filed: 2002-08-29
Abstract: PURPOSE: An unripe hot pepper sorting machine using image processing is provided to reduce sorting time and improve working efficiency by objectively and precisely sorting unripe hot pepper. CONSTITUTION: An unripe hot pepper sorting machine is composed of an image processing unit(20) securing the image of unripe hot pepper fed by a feed tray(30), an image sorting unit including a computer(27) and a control unit(29), a plurality of air jet nozzles(46) jetting compressed air and discharging the sorted unripe hot pepper, and a discharge stand(60) guiding the discharged unripe hot pepper into a collection box(61). The computer has a sorting algorithm and program for sorting the grade of the unripe hot pepper.
Patent KR-20040024034-A (KR)
Title: Blocking apparatus for opening the tap hole on blast furnace
Inventor: JANG GYEONG CHEOL
IPC: C21B7/12
Filed: 2002-09-12
Abstract: PURPOSE: A blocking apparatus for tap hole opening operation of blast furnace is provided to enable tap hole opening operation to be performed stably by protecting workers from radiant heat and molten material during the tap hole opening operation. CONSTITUTION: The blocking apparatus comprises a fixed type vertical supporting part(30); an air bag type blocking film(20) vertically supported with being adhered to one side of the vertical supporting part and contracted and expanded by suction and exhaust of cold air; a pipe part(10) comprising a cold air suction and exhaust control unit for controlling contraction and expansion of the air bag type blocking film; a winding body part(100) on the outer circumferential surface of which the blocking film is wound by elastic restoring force generated when the blocking film is unwound as the blocking film is being expanded during contraction of the blocking film; and a guide rail for guiding horizontal movement of the winding body part when the blocking film is wound and unwound, wherein the air bag type blocking film comprises vertical separation films and flexible pipe, and wherein the winding body part comprises a hollow cylindrical winding part(150); a coiling part comprising hollow cylindrical guide body, elastic spring, air bag assembly and cover(133); and a horizontal transfer part(170) comprising fixed part, lower resting stand(160) and guide roller part, wherein the air bag type blocking film is coiled on the coiling part during exhaust of cold air by restoring force of the elastic spring deformed by expansion of the air bag assembly.
Patent KR-20040024804-A (KR)
Title: Apparatus and Method for Testing Line beween System and Terminal
Inventor: CHOI BYEONG JUN
IPC: H04L12/26
Filed: 2002-09-16
Abstract: PURPOSE: An apparatus and a method are provided to achieve improved system reliability and user satisfaction by permitting the system manager to perform an in-advance line test. CONSTITUTION: An apparatus comprises a line test data generating unit(414) for generating line test data for judging an abnormality of a local loop between an analog subscriber board(410) and a terminal(400), and transmitting the generated line test data and a line test command to the terminal; a dial pulse timing sensing unit(416) for sensing the timing of the dial pulse transmitted from the terminal, and judging whether the dial pulse is a line test response signal or an off hook signal of the terminal; and an error verifying unit(418) for verifying an error sensing message when the error sensing message is transmitted from the dial pulse timing sensing unit.
Patent KR-20040026968-A (KR)
Title: EGR valve using SMA
Inventor: DOO JAE GYUN
IPC: F02M25/07
Filed: 2002-09-27
Abstract: PURPOSE: An EGR valve using shape memory alloy is provided to accurately control the feedback quantity of EGR gas corresponding to operational conditions of an engine. CONSTITUTION: A valve housing(1) has an inside divided into a driving chamber(2) and a valve chamber(3), and has an inlet(4) and an outlet(5) on one side and a bottom surface of the valve chamber. A negative plate(6) and a positive plate(7) are formed at upper and lower parts of the driving chamber. A moving spring(8) is made of a shape memory alloy, wherein an upper end and a lower end of the moving spring are combined with the negative plate and the positive plate respectively. The moving spring contracts and expands according to the current quantity supplied through the negative plate and the positive plate. An insulating plate(9) is combined with a lower part of the negative plate. A valve member(20) has a valve body(22) for selectively opening and closing the outlet, and a combination part(23) to be combined with a bottom surface of the insulating plate so that the valve member opens and closes the outlet according to the contraction degree of the moving spring.