baber/WOPTO huggingface dataset:
Patent KR-20000063913-A (KR)
Inventor: SHIN SEONG HO
IPC: C07D241/04
Filed: 2000-08-10
Abstract: PURPOSE: A manufacturing method of 1,2-diaminopropane alcohol from aziridine is provided. Thereby, 1,2-diaminopropane alcohol is produced in high yield of over 99% which is useful in synthesizing high value added precision product such as hydromethylpyperazine and D-threo-phenyl-2-decanoilamino-3-morpholino-1-propanol. CONSTITUTION: 1,2-diaminoalcohol derivative of formula (2) is prepared from aziridine of formula (1) wherein, R comprises hydrogen, alkyl, phenyl and propenyl. 2(R)-N-£(1S)-phenylethyl|amino-3-azido-1(R)-methylpropanol(1,2-diaminopropane alcohol) is prepared from aziridine by: dissolving 201mg of N-£(1S)-phenylethyl|aziridine-2(R)-£1(R)-methyl|methanol to methylenechloride, and adding 0.25ml of azidotrimethylic acid; shaking the compound for 12hrs at room temperature, and treating with 1N of hydrochloric acid; shaking for 1hr again; neutralizing the solution with sodium hydrogen carbonate, extracting twice with 5ml of methylenechloride; drying the organic layer with anhydrous magnesium sulfate; concentrating under decompression after filtering; refining to get 154g of objective material in the type of oil.
Patent KR-20020013127-A (KR)
Title: Apparatus for inserting tillers used in casting process
Inventor: PARK BYEONG MU
IPC: B22D15/02
Filed: 2000-08-11
Abstract: PURPOSE: A tiller inserting apparatus in the core molding process is provided which maximizes productivity of facilities by using the tiller inserting apparatus in common so that it is commonly used in various types of cars, and prevents stopping of operation and increases the safety of operators by securing safety in supplying of a tiller. CONSTITUTION: The tiller inserting apparatus in the core molding process comprises holder parts(10) which are equipped with finger parts, the finger parts pneumatically pick up and transfer tillers from a tiller supply part, the quantity of the finger parts are determined according to the type of a car in the relevant process; a tiller transportation carrier(20) which vertically and horizontally moves the holder parts(10) and comprises a stroke control cylinder so as to control a distance between the holder parts(10); and an air supply part(30) which supplies air to the holder parts(10), wherein the holder parts(10) further comprises an adhesion part adhered to the tiller transportation carrier(20); a rod which is installed at the adhesion part by being extended to the lower side; a buffer spring which is installed at the outer circumference part of the rod; an air cylinder which is installed downward at the rod; a finger part which is pneumatically operated by being adhered to the lower side of the air cylinder; and air pipes(16) connecting the air cylinder to the air supply part(30).
Patent KR-20020014289-A (KR)
Title: Circuit for discharge latch of PDP TV
Inventor: PARK JUNG HYEON
IPC: G09G3/296
Filed: 2000-08-17
Abstract: PURPOSE: A latch discharge circuit of a PDP(Plasma Display Panel) is provided to enable a corresponding PDP to operate while applying a power to the corresponding PDP by discharging a remain current of a protect latch circuit part through a discharge circuit part. CONSTITUTION: The PDP TV comprises a standby power supply part(120) generating a standby voltage, and a control part(130) controlling each system by being driven by the standby power, and the first and the second resonant circuit part(170,190) outputting a signal by resonating a DC voltage. And a DC/DC conversion part(180) converts a signal from the first resonant circuit part into a DC voltage to apply it to a VSC part and a panel part and a panel driving part. A protect latch circuit part(200) blocks a signal applied to the corresponding DC/DC conversion part and the PDP module in case of an abnormal operation of the DC/DC conversion part and the PDP module, and a discharge circuit part(210) discharges the standby power applied to the protect latch circuit part, if a remain current is detected from the protect latch circuit part.
Patent KR-20010021368-A (KR)
Inventor: YASUDA RYOHEI
IPC: H04N19/635
Filed: 2000-08-22
Abstract: PURPOSE: A reproducing apparatus is provided to operate various functions by changing normalization information of a encoded data, such as a digital audio signal, corresponding to a time data parameter. CONSTITUTION: An encoding apparatus for highly efficiently encoding an input digital signal comprises a band dividing means, an encoding means, a normalization processing means, a quantization coefficient calculating means, a bit allocating means, a normalization information changing means, and an encoded data generating means. The band dividing means divides the input digital signal into a plurality of frequency band components. The encoding means block-segments a sequence of samples arranged in a time-base direction and/or a frequency-base direction of the input digital signal divided in the plurality of frequency band components and encodes each block. The normalization processing means normalizes a signal component of each block encoded by the encoding means and generates normalization signal. The quantization coefficient calculating means calculates quantization coefficients that represent a feature of the signal component of each block. The bit allocating means decides the number of allocated bits for each block corresponding to the quantization coefficients calculated by the quantization coefficient calculating means. The normalization information changing means gradually changes the normalization information generated by the normalization processing means corresponding to a user's operation on a time base,. The encoded data generating means re-quantizes the signal component of each block corresponding to the normalization information changed by the normalization information changing means and the number of allocated bits allocated by the bit allocating means and generates encoded data corresponding to a predetermined format.
Patent KR-20000064202-A (KR)
Inventor: HAN KI JUN
IPC: H04W8/24
Filed: 2000-08-29
Abstract: PURPOSE: An address book managing method for personal digital assistant using web and ARS is provided to add, modify and delete the address at long distance with personal assistant. CONSTITUTION: An address book managing method for personal digital assistant using web and ARS comprises the steps of; transmitting the address book of personal digital assistant through wireless communication; backing up the address data in the archiving medium; providing the interface of user to modify the address book; transmitting the address book to the personal assistant through the interface of user; archiving the address book in the personal digital assistant. And the web base and ARS system comprises the internet, the user terminal(100), the web server(120), the ARS system(140), the address DB(160), the server of mobile communication company(180) and personal digital assistant(200).
Patent KR-20020017267-A (KR)
Title: A test handler for testing semiconductor device
Inventor: PARK YEONG HUI
IPC: H01L21/66
Filed: 2000-08-29
Abstract: PURPOSE: A test handler of a semiconductor device is provided to shorten an interval of time for increasing the temperature of the semiconductor device and to minimize thermal loss of ventilated air, by making the air emitted through a duct concentrated on a test part of the semiconductor device at a uniform temperature. CONSTITUTION: A fan ventilates air to the inside of a chamber. A heater heats the air ventilated by the fan. The duct guides the air ventilated by the fan to the test part(120) inside the chamber. An outlet is formed in a part of the duct, open towards the test part. A guide unit is installed in the duct to guide the heated air emitted from the outlet to the test part.
Patent KR-20020020483-A (KR)
Title: Finger and ring measuring gauge
Inventor: HAN HEON JUN
IPC: G01B3/42
Filed: 2000-09-09
Abstract: PURPOSE: An apparatus for measuring the thickness of a finger is provided to accurately measure the thickness of a finger and the circumference of a ring even by a non-skillful user and to make the use and storage convenient. CONSTITUTION: A body(1) has a slider guide groove(11) having stopping recesses(12), a variable and elastic member guide hole(13) formed in the funnel shape, and scales(15) formed on the guide hole. A slider(2) has a grip piece(21) formed on the upper portion of a neck part, a body part formed at the lower portion of the neck part, an arc-shaped guide groove fitted with an elastic member(3), and elastic locking pieces formed at front and rear portions of the neck part. The band-shaped elastic member has a round portion(31) for measuring the thickness of a finger. The thickness of a finger is indicated by the diameter of the round portion varied by the slider.
Patent KR-20010050607-A (KR)
Inventor: BINDER ULRICH
IPC: G01J3/02
Filed: 2000-09-23
Abstract: PURPOSE: A method for color-displaying is provided to display color distribution by a colorimetric system, while taking adaptive color deviation of human eyes into account. CONSTITUTION: A reproduction medium displays one color under the control of the reproduction medium by using an output value, a monochrome locus of the color in the reproduction medium is measured and the measured value is stored, the processing step above is repeated by each output up to all the areas of the reproduction medium to store measured value pairs of the monochrome loci, the measured value pairs are converted into a color system, a white point of the reproduction medium is decided under a conversion origin, the converted value pair is stored in a calibration data-set, one converted value pair is assigned uniquely to each output value, the measured value of the luminous intensity distribution to be reproduced is converted into the color system used for the calibration of the reproduction medium, the proper conversion origin is selected by taking the adaptive color deviation of human eyes into account in a way such that the chromatic color visually perceived in the luminous intensity distribution to be reproduced is displayed as an achromatic color even by the reproduction medium, an output value (k) corresponding to each converted measured value pair in the luminous intensity distribution to be reproduced is selected from the calibration data-set for the reproduction medium and the luminous intensity distribution is displayed, by controlling the reproduction medium by using all output values obtained in the steps above.
Patent KR-20020025620-A (KR)
Title: Free calling access methods on all internet sites and the related advertisement methods
Inventor: LEE TAE YOUNG
Filed: 2000-09-29
Abstract: PURPOSE: A method for supplying an advertisement and a free call when accessing a corresponding internet site is provided to supply a convenient and rapid free call service to a site user who wishes to transact an article and obtain information, and enable a site operator or a free telephone service businessman to advertise one's company and attract a user and obtain an advertising profit. CONSTITUTION: A user operates a free telephone button(101) and creates a dial pad(102). It is asked whether a telephone number is inputted or not(103). A telephone number is inputted(104). It is checked whether the inputted telephone number has an error(105). If the telephone number is inputted correctly, it is asked whether a calling button is operated or not(106). If a calling is wanted, a calling button is pressed(107). The responded person receives the calling(108). Advertisements are displayed on a side of a site page or/and a dial pad displaying unit(109). The user presses a termination button and terminates the calling to the responded person(110). The dial pad and the advertisements are disappeared and the original page is restored(111).
Patent KR-20010040028-A (KR)
Title: ArF excimer laser apparatus for exposure
Inventor: KAKIZAKI KOJI
IPC: H01S3/097
Filed: 2000-10-07
Abstract: PURPOSE: To obtain an ArF excimer laser which performs a highly repetitive oscillating operation at 3 kHz or higher, and in which an oscillating laser pulse width Tis is made into long pulses at 30 ns or higher. CONSTITUTION: In this ArF excimer laser, a high repetition oscillating operation at 3 kHz or higher is performed. This ArF excimer laser is constituted in such a way that a laser oscillating operation is performed at a half cycle at the beginning of a one-pulse discharge oscillating current waveform, at which a polarity generated by a high-voltage pulse generating apparatus is inverted and at least at a half cycle succeeding that half cycle. A pressure inside the laser chamber of a laser gas is set at 2.5 to 3.5 atmospheric pressure, the fluorine concentration of the laser gas is set at 0.12 or lower, and the argon gas concentration of the laser gas is set at 3% or lower. Thereby, a laser pulse width Tis can be set at 30 ns or higher.
Patent KR-20020030334-A (KR)
Title: housewares vacuumpack for food
Inventor: CHO CHUL HEE
IPC: B65D81/20
Filed: 2000-10-17
Abstract: PURPOSE: Provided is a vinyl pack for vacuum packaging the foods to protect them from spoiling and to store for long time. The vacuum packing blocks the foods from air and moisture which are the main cause of spoilage. CONSTITUTION: The vacuum packing process comprises: sealing(4,5) the mouth of the vinyl pack(1); fixing a single suction rubber valve(3) at one side of the vinyl pack(1); introducing the foods and sealing the mouth with binder(4); and ejecting air with the pumping air absorbing device through the fixed single rubber suction valve(3); and making the interior of the vinyl pack(1) airless.
Patent KR-20010007889-A (KR)
Inventor: KOO YONG GONG
IPC: C09J4/00
Filed: 2000-10-18
Abstract: PURPOSE: The titled adhesive prepared by alcohol polymerization of 2-ethyl hexyl acrylate, butyl acrylate, methyl methacrylate, vinyl acrylate, acrylic acid and azobisisobutylonitrile using a MOSSTANOL 'L' comprising of ethyl alcohol and isopropyl alcohol and water as a solvent and process for producing the same are provided, which are benign to the human body and environment, eliminate the danger of explosion and increase productivity and profitable efficiency. CONSTITUTION: In an adhesive containing 2-ethyl hexyl acrylate, butyl acrylate, methyl methacrylate, vinyl acrylate, acrylic acid and azobisisobutylonitrile, the adhesive without containing an emulsifier is prepared by alcohol polymerization of the composition comprising 2-ethyl hexyl acrylate, butyl acrylate, methyl methacrylate, vinyl acrylate, acrylic acid and azobisisobutylonitrile using a MOSSTANOL 'L' comprising 65% by weight of ethyl alcohol and 35% by weight of isopropyl alcohol and water as a solvent.
Patent KR-20020031449-A (KR)
Title: Yellow Pigment Comprising Benzimidazolone Type and a Preparation Method of The Same
Inventor: JUN GEUN
IPC: C09B46/00
Filed: 2000-10-20
Abstract: PURPOSE: Provided are benzimidazolone-based yellow pigments which are excellent in solvent resistance and colorfastness to light and provides a high yield, and a method for preparing the same. CONSTITUTION: The benzimidazolone-based yellow pigments represented by formula 1 are characterized in that it is prepared by using amino benzimidazolone represented by formula 9, as a diazotized compound. In the formulas, R, R1 and R2 which are the same or different, are hydrogen, C1-C4 alkyl group, nitro(-NO2) group, C1-C2 alkoxy group, C1-C18 heterocycle, methyl ester(COOCH3) or halogen group such as chloro or bromo. The yellow pigments are prepared by the steps of (i) diazotizing amino benzimidazolone compound represented by formula 9; (ii) dissolving a coupler represented by formula 11 into a solvent; (iii) mixing two solutions obtained from the steps (i) and (ii) at 0-5 deg.C; and (iv) adding base to the solution mixed in the step(iii) to adjust pH to 6-7 with stirring. In the formula 11, R, R1 and R2 are the same as the above.
Patent KR-20020031213-A (KR)
Title: device for melting and extracting pictch of distillation tower
Inventor: AHN TAE HYEON
IPC: B01D3/32
Filed: 2000-10-23
Abstract: PURPOSE: Provided are elimination method of pitch solution from ammonia distillation tower and its device. The method provides the improved ammonia distillation tower in which the coal tar type pitch is eliminated and dissolved easily, recovering it as a by-product for other use. CONSTITUTION: The device comprises: a storage part(100) of the pitch solution wherein an input equipment is inputting the pitch by making the load pressure at the bottom part of the distillation tower and a vessel is connected to it to receive the pitch; a dissolving part(200) of the pitch which has a dissolving tank, supplied with the absorbing oil, being connected to the above vessel and the delivery pipe; a delivery part(300) which is equipped with the storage tank(310) of the dissolved pitch and delivers the vapor generated in the dissolving tank to the front of the fan(500); and a control part wherein temperature and pressure of the above vessel and the dissolving tank together with the level of the solution are detected and the flow of the pitch is controlled accordingly.
Patent KR-20010077908-A (KR)
Title: Method of packaging nut assemblies
Inventor: IKUTA KAZUICHI
IPC: B65D81/113
Filed: 2000-10-31
Abstract: PURPOSE: To provide a method for packaging nuts, capable of packaging hollow nuts in order without intertwisting them, and simply packaging them and taking them out of a package when used, without causing deformation and damage of their flat arms. CONSTITUTION: A nut 1 comprises two flat arms 5 provided opposingly in parallel with each other, each extending from a planar head 3 having a through-hole 2 toward one face side, and a prismatic nut body 8 whose two faces are restricted by the two flat arms 5, which is freely supported due to a through- groove 4 provided in each flat arm 5 so as to be capable of being rotatively operated only in an open direction, and which has a female screw 7 extending through a substantially central portion of the nut body. By a method wherein at least a face of the nut body 8, which is positioned in the rotatably operating direction thereof, is forcibly inserted under pressure into a groove 22 of a package 21 having elasticity, which is narrower than the thickness of the nut body 8 in its rotatably operating direction, the hollow nuts 1 can be packaged in order without being intertwisted with one another.
Patent KR-20020036464-A (KR)
Title: Path protection method to support QoS of traffic flows between two routers in MPLS networks
Inventor: JUNG MIN YEONG
IPC: H04L12/28
Filed: 2000-11-10
Abstract: PURPOSE: A path protecting method for securing a service quality with respect to traffic flows between routers in a multi protocol label switching network is provided to increase a resource application rate of a network and a service availability by recovering a CR-LSP(Constraint-based Label Switched Path) rapidly through a previous protection path set in case that a network has a trouble, thereby securing a QoS(Quality of service) condition when the QoS condition with respect to a set of a traffic flow between two LER(Label Edge Router)s is provided in an MPLS(Multi Protocol Label Switching) network. CONSTITUTION: A set(S) of a CR-LSP for satisfying a QoS condition with respect to traffic flows between a pair of LERs is set(201). The CR-LSP set(S) is provided for using all CR-LSPs as an operation path and using an interactive protection path, respectively. A CR-LSP having a trouble out of all CR-LSPs possessed in the CR-LSP set(S) is detected(202), and a transmission of a traffic flow is performed(203) until transmissions of all traffic flows are completed through only normal CR-LSPs(204). If the transmission is completed, the set CR-LSP set(S) is released(205).
Patent KR-20010008139-A (KR)
Title: Method for constructing automatic rotary flap weir
Inventor: HAN SANG KWAN
IPC: E02B3/10
Filed: 2000-11-10
Abstract: PURPOSE: A method for constructing an automatic rotary flap weir is provided to always maintain water level in a reservoir in a prescribed range and to automatically open and shut a reservoir. CONSTITUTION: A method for constructing an automatic rotary flap weir includes two pairs of guides(4) supported by a supporter(5), a rack gear(6) geared with a rotary roller(1) on the upper end of the guide, and a cut off plate(2) connected with a pressure plate(3) on the upper end of the rack gear. If water flows above a predetermined height of the cut off plate, an automatic sensor senses water flow pressure, and the rotary roller is rotated by a solid valve actuated according to the magnitude of pressure, and a water gate body(3) is rotated by water pressure and buoyance to discharge water.
Patent KR-20010016199-A (KR)
Title: A block of the regular course for finish of a river
Inventor: KIM DAL HWAN
IPC: E02B8/08
Filed: 2000-11-22
Abstract: PURPOSE: A fish way block is provided to form a passage enough for fishes to move in all directions, or a resting place, a refuge of fishes, to make natural environment at the utmost as well as an artificial structure, to install easily, and to reduce construction costs as well as maintenance costs. CONSTITUTION: A fish way block (100) comprises; front, rear legs (10), (10) which keep an angle of inclination regularly on a levee incline; a forward retreating part (20) and a backward projecting part (30) which can be coupled in a mutual fitting way on the mutual front and rear; a head stagnant water part (40) of a rectangular shape in a regular depth between the forward retreating part (20) and the backward projecting part (30); side passages (60), (60) formed on right and left sides of the head stagnant water part (40); an overflow part (70) which makes surplus water of the head stagnant water part (40) overflow toward the front of the head stagnant water part (40); a refuge (50) shaded in the head stagnant water part (40) by mutual joint of the forward retreating part (20) and the backward projecting part (30), wherein the fish way block (100) is installed on a levee incline continuously in all directions.
Patent KR-20020039953-A (KR)
Title: Compositions Used in Construction Comprising Waste Lime Powder
Inventor: YOUN WON SIK
IPC: C04B26/18
Filed: 2000-11-23
Abstract: PURPOSE: A construction composition comprising unsaturated polyester resin composition, waste limestone and hardener is provided, which has much improved strength compared with a conventional construction composition comprising unsaturated polyester resin composition. CONSTITUTION: The construction composition comprises unsaturated polyester resin composition, waste limestone(CaCO3) and hardener, where the weight ratio of resin composition and waste lime stone is 1:0.5 - 1:5 and the weight ratio of (resin composition + waste limestone) and hardener is 50:1 - 150:1. The unsaturated polyester resin composition contains 55-80wt.% of unsaturated polyester resin, 15-40wt.% of vinyl monomer and 0.5-5wt.% of catalyst, where the unsaturated polyester resin is formed by polycondensation reaction of carboxylic acid selected from phthalic acid, maleic acid, fumaric acid, etc., and diatomic alcohol selected from ethylene glycol, propylene glycol, diethylene glycol, etc., and the vinyl monomer is one or more of styrene, o-chlorostyrene, vinyltoluene, diallyl phthalate, and so on. The catalyst is selected from the group of cobalt, tertiary amines or copper, and the hardener is methylethylketone peroxide or benzoyl peroxide.
Patent KR-20020040372-A (KR)
Inventor: PARK SEONG SU
IPC: H01J29/76
Filed: 2000-11-24
Abstract: PURPOSE: A deflection yoke is provided to perform a stable electron wave shielding operation by preventing a bobbin from moving. CONSTITUTION: A deflection yoke comprises a screen part, a coil separator(10), an electron wave shielding bobbin(20), and a moving prevent unit. The coil separator(10) includes a neck part coupled to the electron gun of a CRT. The electron wave shielding bobbin(20) is mounted on one side upper surface of the screen part of the coil separator(10) and includes a wired coil(21) for shielding the electron wave. The moving prevent unit is formed on the position corresponding to the screen part and the bobbin respectively.