baber/WOPTO huggingface dataset:
Patent KR-20030080499-A (KR)
Title: Producing method of silica organosol
Inventor: KANG JEONG GI
IPC: C01B33/14
Filed: 2002-04-09
Abstract: PURPOSE: A method for preparing colloidal silica organosol having superior dispersibility, excellent stability and very low impurity content from aqueous colloidal silica sol using water as dispersion medium is provided. CONSTITUTION: The method comprises first process of removing ions from the aqueous silica sol by passing aqueous silica sol having average particle diameter of 5 to 300 nm and SiO2 concentration of 10 to 40 wt.% through ion exchange resin columns respectively filled with hydrogen type strongly acidic cation exchange resin and hydroxyl type strongly basic anion exchange resin for one or more times irrespective of sequence; second process of aging the pH adjusted acid added aqueous silica sol after adding acid to the aqueous silica sol ion exchanged in the first process and adjusting pH of the acid added aqueous silica sol to 0.5 to 2; third process of removing ions from the aqueous silica sol by secondly treating the aging treated aqueous silica sol in the same manner as in the first process; and fourth process of lowering water content of the aqueous silica sol to 1 wt.% or less by filtering and dehydrating a mixture of the aqueous silica sol and organic solvent using ultrafiltration method after mixing the aqueous silica sol from which ions are removed in the third process with an organic solvent.
Patent KR-20030087470-A (KR)
Inventor: RYU HO JIN
IPC: B82B3/00
Filed: 2002-05-10
Abstract: PURPOSE: A purification method of carbon nanofibers is provided for use as cathode materials for secondary batteries and hydrogen storage medium for fuel batteries by using hydrogen peroxide(H2O2). CONSTITUTION: The carbon nanofibers are purified by the following steps of: (S100) mixing carbon nanofibers with H2O2(18-38%) in a weight ratio of 1 : 2000-4000; (S200) heating at 60-90deg.C for 5-20hrs; (S300) cooling at room temperature; (S400) filtering to separate carbon nanofibers from H2O2 through a polymer filter paper; and (S500) drying at 80deg.C for 48hrs in oven.
Patent KR-20030088319-A (KR)
Title: A mobile phone
Inventor: JANG JEONG PIL
IPC: H04B1/38
Filed: 2002-05-14
Abstract: PURPOSE: A mobile communication terminal is provided to form an SIM(Subscriber Identity Module) card mounting groove for mounting an SIM card on one side of a battery pack opposite to a rear side of a body, thereby implementing terminal miniaturization. CONSTITUTION: Many connection pins(102) of an interface connector electrically connected to a main PCB of a terminal body(100) are protruded from on a rear side(101) of the body(100). An SIM card mounting groove(111) for mounting an SIM card(120) to connect a connection port with the connection pints(102) is formed on one side of a battery pack(110) opposite to the rear side(101) of the body(100). The connection pins(102) vertically move to prevent the connection port of the SIM card(120) from being damaged when the battery pack(110) is mounted on the rear side(101) of the body(100). SIM card guiding projections(112,112') are formed to guide and fix left/right end portions of the SIM card(120) on left/right side walls of the SIM card mounting groove(111).
Patent KR-20030092329-A (KR)
Title: High efficient solar cell and fabrication method thereof
Inventor: LEE GYU YEOL
IPC: H01L31/04
Filed: 2002-05-29
Abstract: PURPOSE: A high efficiency solar cell and a method for manufacturing the same are provided to be capable of preventing the performance deterioration due to heat load, reducing process time, and decreasing the fabrication cost of the solar cell. CONSTITUTION: A high efficiency solar cell is provided with the first conductive type semiconductor substrate(11), the second conductive type semiconductor layer(12) formed at the upper portion of the first conductive type semiconductor substrate, a pn junction formed between the first conductive type semiconductor substrate and the second conductive type semiconductor layer, an oxide layer(13a) formed on the second conductive type semiconductor layer, and a plurality of grooves(14) for exposing the first conductive type semiconductor substrate. The high efficiency solar cell further includes an N+ silicon layer(15) formed in each groove, a silicon contained metal layer(16) formed on the N+ silicon layer for filling the groove, a front electrode(17) formed on the silicon contained metal layer, and a rear electrode(20) formed at the back side of the first conductive type semiconductor substrate.
Patent KR-20030093026-A (KR)
Title: Wireless apparatus for a missing child prevention
Inventor: KIM SONG GANG
IPC: G08B21/02
Filed: 2002-06-01
Abstract: PURPOSE: A wireless module for preventing stray child is provided to manage and observe an infant in real time. CONSTITUTION: According to the wireless module for preventing stray child, a number of wireless terminals(12,14,16,18) for infant transmit peculiar identification information and a transmission power signal wirelessly. And a wireless terminal(10) for protector receives the peculiar identification information and the transmission power signal from the wireless terminals for infant, and calculates a distance proportional to a receiver sensitivity as to the infant wireless terminal using the transmission power signal as a receiver sensitivity signal and then makes an alarm if the infant is deviated from an established safety region.
Patent KR-20020064234-A (KR)
Inventor: HONG KYONG BUM
IPC: G02F1/13
Filed: 2002-06-11
Abstract: PURPOSE: A 7-segment inverse display device using a backlight LCD(Liquid Crystal Display) is provided to improve the power of discrimination in a light place by showing corresponding inverse patterns by light transmission while keeping a background area in an opaque state always. CONSTITUTION: A 7-segment inverse display device using a backlight LCD includes an LCD panel(30) formed with inverse patterns(32) composed of 7-segment to be converted to a transparent state or an opaque state by the power supply and a background area(34) kept in the opaque state constantly, a backlight(40) mounted on a rear surface of the LCD panel for transmitting light via inverse patterns kept transparently among the inverse patterns, and a data processing part(50) for controlling corresponding inverse patterns of the LCD to be converted to the opaque state according to an input control cord and outputting lighting signals to light the backlight.
Patent KR-20020096999-A (KR)
Title: A disinfectant composition and method for disinfecting and/or sterilising a dental unit
Inventor: CASTELLINI FRANCO
IPC: A01N37/20
Filed: 2002-06-19
Abstract: PURPOSE: Provided is a disinfectant composition comprising a first component, as peracetic ion precursor, and a second component, as source of peroxide. Also, provided is a method for disinfecting and/or sterilizing the water line of a dental unit. CONSTITUTION: A solid composition comprises: a first component that may be any compound represented by general formula(I):(CH3CO)2N-R-N(COCH3)2, wherein R is a C2-C6 alkyl group; a second component that may be a perborate or percarbonate of alkali metals or alkaline earth metals, or O2 active oxygen; and one or more additives and coformulants.
Patent KR-20030097183-A (KR)
Title: Device for Fixing Magnetron of Microwave oven
Inventor: JANG HONG MAN
IPC: F24C7/02
Filed: 2002-06-20
Abstract: PURPOSE: A magnetron coupling device of a microwave oven is provided to simply couple and separate a magnetron to/from the microwave oven without an additional coupling unit by rotating and coupling the magnetron to the microwave. CONSTITUTION: In a device for coupling a magnetron(300) to a microwave oven, an antenna assembly(302) is installed at the magnetron, and is inserted into an insertion hole(201) formed at an object(200) to which the magnetron is coupled. A male screw unit(301) is formed at the antenna assembly. A female screw unit(201a) is formed at the outer circumference of the insertion hole.
Patent KR-20040001331-A (KR)
Title: Composition for reforming asphalt and preparing method for asphalt mixture using the same
Inventor: CHA SUN MAN
IPC: C08L95/00
Filed: 2002-06-27
Abstract: PURPOSE: A modified asphalt composition and a preparation method of an asphalt mixture using the composition are provided, to improve crack resistance and flow resistance at a high temperature and to reduce manufacturing costs. CONSTITUTION: The modified asphalt composition comprises the asphalt having a dynamic viscosity of 1x10¬-3 - 1.0 m¬2/s at 60 deg.C and a penetration of 5-400 at 25 deg.C (ASTM D-5); and the petroleum pitch whose amount is 1-30 wt% based on the weight of the asphalt and which is a residue of solvent deasphalting process and has a softening point of 70 deg.C or more (ASTM D-36), a penetration of 30 or less at 25 deg.C (ASTM D-5) and a yield of pitch of 50 wt% or less in solvent deasphalting process, and comprises 0-5 wt% of a saturated component, 5-50 wt% of an aromatic component, 15-45 wt% of a resin component and 25-80 wt% of an asphaltene component. The asphalt mixture is prepared by stirring the composition at 100-300 deg.C for 1 min to 10 hours to obtain a modified asphalt; and mixing aggregate with 3-10 wt% of the modified asphalt at 100-300 deg.C for 10-60 sec.
Patent KR-20040003401-A (KR)
Title: Preparation and it's method of functional food for male sexual dysfunction
Inventor: JUN SEUNG IL
IPC: A23L33/00
Filed: 2002-07-02
Abstract: PURPOSE: A functional food containing 7 kinds of herbs and gamma oryzanol, vitamin and minerals is provided. A method for manufacturing the same is also provided. The manufactured food has safety to the human body as well as excellent therapeutic effect in male sexual dysfunction. CONSTITUTION: A mixture of 10 to 20% by weight of Lycii Cortex Radicis, 5 to 10% by weight of Crataegi Fructus, 5 to 10% by weight of Rubi Fructus, 5 to 10% by weight of Schizandrae Fructus and 5 to 15% by weight of Eucommiae Cortex is extracted for 8hr at 100deg.C. The extract is concentrated and then dried. Thereafter, the powder is mixed with 1 to 5% by weight of Codonopsis pilosula, 2 to 5% by weight of Cervi Parvum Cornu and a suitable amount of gamma oryzanol, vitamin and minerals and encapsulated.
Patent KR-20040003730-A (KR)
Inventor: JU UI SEONG
IPC: F24F1/00
Filed: 2002-07-04
Abstract: PURPOSE: An air conditioner is provided to easily mount all kinds of decorating members for improving the quality of the exterior view in an indoor unit for the air conditioner. CONSTITUTION: An indoor unit for an air conditioner has a case constituting the external appearance. A suction grille through which air is sucked in is installed to one of the rear and the sides of the case and a discharge grille(12) through which air is discharged is installed to the front side of the case. The suction grille comprises a rear suction grille installed to the rear of the case and side suction grilles(11S) installed to the sides of the case. The case has a rear case(10R) open forward and a front case(10F) covering the open portion of the rear case.
Patent KR-20030007036-A (KR)
Title: Semiconductor device having element isolation structure
Inventor: SUGIHARA TSUYOSHI
IPC: H01L21/8247
Filed: 2002-07-08
Abstract: PURPOSE: To provide the element separation structure for a semiconductor device preventing ions from going through a separation film at ion implantation in an element formation process, and preventing damages to the element film when the misalignment of a contact hole occurs in a wiring formation process, and to provide a manufacturing method. CONSTITUTION: The separation film 6 formed on the main surface of a silicon substrate 1 and a protective nitride film 7a formed on the separation film 6 are provided. The upper surface of the separation film 6 is projected above the main surface of the silicon substrate 1. The protective nitride film 7a is deposited so as to be positioned more on the side farther inward than the part of the separation film 6 which is exposed on the main surface of the silicon substrate 1, when viewing the silicon substrate 1 from above.
Patent KR-20020067454-A (KR)
Inventor: KANG SUNG IN
IPC: G01N3/18
Filed: 2002-07-10
Abstract: PURPOSE: A horizontal type creep test device is provided, in which electrical furnace is installed in a horizontal direction, to thereby prevent thermal loss and reduce temperature anomaly in the electric furnace. CONSTITUTION: A horizontal type creep test device(1) comprises a loading unit(10) having an auxiliary cylinder(11) arranged in the lower end of the test device and a main cylinder(13) interconnected with each other, wherein the loading unit permits load to be applied to a sample by the pressure of the gas and fluid of the auxiliary cylinder and the main cylinder; a load cell(20) positioned at the upper end of the test device, and which senses load being applied to the sample; a sample grip unit coupled, through a flange, to an end of a piston of the main cylinder and an end of the load cell; a strain gauge connected to a sample fixing jig and a guide rod; an electric furnace(50) interposed between the loading unit and the load cell, and which includes a heater for heating the sample and a temperature control sensor for maintaining the temperature of the electric furnace constant; and a control panel(60) for controlling and displaying load, temperature and length required for the test. The loading unit, electric furnace, load cell, sample grip unit, strain gauge and the control panel are arranged in a horizontal direction, and a high pressure gas generator unit(70) and a gas storage unit(71) are arranged at the lower ends of each unit.
Patent KR-20020064257-A (KR)
Inventor: CHO GANG HO
IPC: F24F7/00
Filed: 2002-07-12
Abstract: PURPOSE: A ventilation system for kitchen with cleaning function is provided to keep the kitchen hygienic by periodically cleaning pollutants sticking to an impeller of a fan with cleaning water. CONSTITUTION: A system includes at least one water tank(51) installed in an exhaust hood to store cleaning water(55); tubes(72,73) having one end connected with the water tank and the other end placed toward an intake fan(31); a pump(53) placed on a middle of the tubes to move the cleaning water through the tubes; and a control part(80) controlling operation of the pump so that the cleaning water is sprayed when the intake fan works.
Patent KR-20040009785-A (KR)
Title: Method for forming silicide wires of semiconductor element
Inventor: LEE DONG HUN
IPC: H01L21/336
Filed: 2002-07-25
Abstract: PURPOSE: A method for forming a silicide line of a semiconductor device is provided to reduce wiring resistance and improve the operating speed by forming differently the thickness of silicide layers formed on each gate layer of a wiring region and a device region. CONSTITUTION: A gate layer and a gate spacer(40) are formed on a substrate(30) including an isolation layer. The first metal layer and a reactive barrier are formed thereon. A photoresist layer is formed on an upper surface of a device forming region(300). The reactive barrier of a wiring region(400) is exposed. The exposed reactive barrier is removed. The second metal layer is formed thereon. The thickness of the second silicide layer(54) formed on the gate layer of the wiring region(400) is thicker than the thickness of the first silicide layer(52) formed on the gate layer of the device forming region(300).
Patent KR-20040017636-A (KR)
Title: Connector for decreasing arc discharge current
Inventor: OK SUN SEOK
IPC: H01R13/53
Filed: 2002-08-23
Abstract: PURPOSE: A connector for reducing arc discharging is provided to promptly separate a male connector assembly and a female connector assembly from each other, thereby preventing a connector from being damaged by heat generated by an arc current. CONSTITUTION: A male connector assembly includes a conductive male terminal(16). A female connector assembly includes a conductive female terminal(32) combined with the male terminal. Springs(24) are compressively arranged between the male connector assembly and the female connector assembly. In the case of separating the combined male connector assembly and the female connector assembly from each other, a caught part(40) is pressed downward to separate a caught protrusion(42) from a caught hole, so the male connector assembly and the female connector assembly are promptly separated from each other by the elastic force of the springs.
Patent KR-20040019533-A (KR)
Inventor: LEE DAE SEONG
IPC: H01L21/56
Filed: 2002-08-28
Abstract: PURPOSE: A semiconductor mold die having a space plate is provided to be capable of reducing replacement time and preventing the loss of energy due to a re-heating process of the frame. CONSTITUTION: A semiconductor molding frame is provided with a chase housing(103), and a space plate(107) and a cavity block(108) installed at the upper portion of the chase housing. The semiconductor molding frame further includes an ejector pin plate(102) located at the lower portion of the chase housing for supporting an ejector pin(109) in moving downward and a drive plate(101) located at the lower portion of the ejector pin plate for supporting the ejector pin in moving upward. Preferably, the space plate is fixed to the cavity block by using a space fixing screw(401).
Patent KR-20040023430-A (KR)
Inventor: CHO SEUNG YEON
IPC: F04B39/00
Filed: 2002-09-11
Abstract: PURPOSE: A structure for reducing noise of a hermetic compressor is provided to reduce metal frictional noise generated between a casing and a triangular supporting plate. CONSTITUTION: A casing comprises a cylindrical casing body fixing an electromotive mechanism part and a compression mechanism part; an upper cap covering an upper end of the casing body; and a lower cover supporting plate supporting the casing body. The lower cover supporting plate has a supporting part(13a) formed to have an approximately regularly triangular outline; a body mounting part(13b) protrusively formed on a center of the supporting part in annular shape to have a diameter similar to an inner diameter of the casing body; and an oil storage part(13c) concavely formed in the body mounting part to store oil. Vibration absorbing rubber mounting holes(13d) are formed on corners of the supporting part to allow vibration absorbing rubbers to be inserted and fixed thereto so as to support the casing and absorb vibration of a compressor.
Patent KR-20020079696-A (KR)
Inventor: KWON JEONG MIN
IPC: H01L21/52
Filed: 2002-09-24
Abstract: PURPOSE: A compound film and a lead frame covered with the same are provided to reduce a crack of the compound film and improve a punching function by using a base film having an edge tearing resistance of a specific range. CONSTITUTION: A compound film is formed with a base film and an adhesive layer formed on one or more sides of the base film. An edge tearing resistance of the base film, E satisfies the following relationship, namely E>0.9B+(G-150)/B(M>=6.0) or E>0.6B+(G-150)/B(M<6.0) and A/B=1.0 to 2.0 where B is thickness of the base film, G is glass-transition temperature of an adhesive of the adhesive layer, M is the elastic coefficient of the base film, and A is total thickness of the adhesive layer. The adhesive layer has the glass-transition temperature of 150 to 200 degrees centigrade and an absorbing ratio of 3.0 weight percent and below. The base film has the glass-transition temperature of 200 or more degrees centigrade and the absorbing ratio of 3.0 weight percent and below. The glass-transition temperature of the base film is higher than the glass-transition temperature of the adhesive.
Patent KR-20030027721-A (KR)
Title: Semiconductor device
Inventor: OTSUKI KAZUTAKA
IPC: H01L27/115
Filed: 2002-09-25
Abstract: PURPOSE: To enhance reliability of an upper-layer-electrode/lower-layer-electrode structure formed by sandwiching an insulator film. CONSTITUTION: A lower-layer electrode 3 and an upper-layer electrode 8 are formed by stacking in this order on a silicon substrate 1, sandwiching a capacitive insulator film 5. Contact holes 12, 12a for connecting the upper-layer electrode 8 to an upper-level wiring layer are formed in regions positioned in the upper parts of an isolation regions 3a, which are so formed as to be separated from the lower-layer electrode 3.
Patent KR-20040028393-A (KR)
Title: Hose preserving case
Inventor: JUNG IN YEOL
IPC: F16L57/00
Filed: 2002-09-30
Abstract: PURPOSE: A case for protection of a hose is provided to protect the received hose at normal times and supply water by making the case opened if water is supplied while the hose expands, and to lengthen the life span of the hose. CONSTITUTION: A case(100) for protection of a hose(200) comprises a body(10), and a cover body(20) installed on a side of the body. The top portion of the body is open. The body has fitting grooves(12) into which ends of the relaxed hose are fitted, and a receiving space for receiving the hose in predetermined depth and length. The cover body opens and covers up the top portion of the body according to the expansion and shrinkage of the hose. Combining projections(14) and combining grooves(22) are installed at the ends of the body to successively arrange bodies in the longitudinal direction.
Patent KR-20040031330-A (KR)
Title: Electronic commerce method using bar code
Inventor: LEE SANG HYEOP
IPC: G06V30/224
Filed: 2002-10-04
Abstract: PURPOSE: A method for the EC(Electric Commerce) using a barcode is provided to enhance correctness of purchase by using the barcode of goods through the EC and make an order by transmitting the barcode of the goods selectively stored when a customer bought the goods. CONSTITUTION: A seller(60) transmits data expressing goods information together with the barcode of the goods. The transmitted information and barcode of the goods are displayed on a digital TV(20) of the customer. In case that the customer wants to buy the goods by viewing the displayed goods information, the barcode is stored in a storage(10) of the digital TV. The customer buys goods by transmitting a part of the stored barcode and the goods information to the seller.
Patent KR-20040032707-A (KR)
Title: charcoal panel
Inventor: UH KYUNG HAE
IPC: C04B14/32
Filed: 2002-10-10
Abstract: PURPOSE: Provided is a panel comprising charcoal with a deodorizing, electric wave shielding and humidity control effects, and antibacterial activity. CONSTITUTION: The panel is comprised of two porous panels(3) being aligned in parallel, and charcoal panels(1) and separating panels(4) being alternately inserted between the two porous panels.
Patent KR-20020082197-A (KR)
Inventor: SON YOUNG SUK
IPC: A47J37/00
Filed: 2002-10-11
Abstract: PURPOSE: A fried food cooking apparatus is provided to prevent people from the terror using contaminating material by detecting, in advance, contaminating materials including toxic chemicals and bacteria contained in food placed in the fried food cooking apparatus. CONSTITUTION: A fried food cooking apparatus(1) comprises a contaminating material detecting sensor(2). The contaminating material detecting sensor(2) is fixed to an inner sidewall of the fried food cooking apparatus(1) in order to detect contaminating materials including toxic chemicals and bacteria contained in foods placed in the fried food cooking apparatus(1). A battery box(4) and an IC(5) are installed at an outer portion of the fried food cooking apparatus(1). The IC(5) has an artificial intelligence computer chip and a processor. A displaying panel(3), such as a liquid crystal display panel, is formed at an outer wall of an outer case of the fried food cooking apparatus(1) so as to display a degree of the contaminating materials.