baber/WOPTO huggingface dataset:
Patent KR-20010099069-A (KR)
Inventor: HAN SEUNG U
IPC: B01D53/02
Filed: 2001-08-23
Abstract: 본 발명은 휘발성 유기물질 흡착제 및 이를 이용한 필터에 관한 것으로, 좀 더 구체적으로는 상기 흡착제는 유류 및 유기용매 저장 탱크의 밴트부에서 배출되는 VOCs를 제거하기 위한 흡착제에 있어서, 스틸렌-부타디엔-스틸렌 고무 및/또는 스틸렌-이소프렌 고무 100중량부, 계면활성제 0.1∼10중량부, 및 벌킹제로 활성탄, 수수깡, 숯, 수세미(식물명) 및 벼껍질로 이루어진 군으로부터 하나 또는 그 이상 선택된 천연물질 10∼300중량부를 포함하고, 상기 필터는 유류 및 유기용매 저장 탱크의 벤트(Vent)부에서 배출되는 VOCs가 유입되는 유입부 및 배출구를 갖는 몸체와; 상기 유입부 및 배출구를 직렬 또는 병렬로 연결시켜 상기 몸체를 다수개 연결시키는 연결관으로 구성되고, 상기 몸체 내부는 상기 흡착제로 충진된다.   본 발명의 필터는 유기용제 및 유류(가솔린, 경유, 등유, 납사, 원유 등) 뿐만 아니라 모든 탄화수소계 화합물이 저장되어 있는 저장탱크에서 배출되는 휘발성 유기화합물의 흡착 제거에 이용할 수 있으며, 활성탄 흡착, 바이오필터 등 VOCs 제거 장치의 전처리장치, 도장시설에서 배출되는 VOCs의 흡착 제거 전처리 장치 등에 이용 및 응용될 수 있다.
Patent KR-20020038465-A (KR)
Title: Semiconductor memory
Inventor: TOMITA HIROYOSHI
IPC: G11C11/407
Filed: 2001-08-29
Abstract: PURPOSE: To perform automatically refreshing of a memory cell in a semiconductor memory inside without watching it from the outside. CONSTITUTION: This memory has a plurality of banks operated independently. A refresh-generating circuit generates refreshing request with the prescribed interval. A refreshing counter generates a refreshing address. A holding circuit holds respectively information of completion/incompletion of refreshing for memory cells in each bank indicated by a refresh address. A refresh-control circuit refreshes a bank in which refreshing is not yet completed out of banks of non-operation based on information held in the holding circuit at the time of occurrence of refreshing request. As refreshing operation is performed in a bank of non-operation, refreshing operation can be performed automatically without being recognized from the outside.
Patent KR-20030020519-A (KR)
Title: apparatus for dual-mode cording/decoding using code detection and its method
Inventor: JUNG HAE WON
IPC: H03M7/00
Filed: 2001-08-29
Abstract: PURPOSE: A dual mode coding/decoding apparatus of a line code using a code detection and a method thereof are provided to increase the initializing speed by using a received code word on an operation determination of a dual mode system. CONSTITUTION: A management register(100) stores a control signal for selecting an operation of a MB810 coder(105) and a 8B/10B coder(110) and provides the stored selection control signal to the MB810 coder(105) and the 8B/10B coder(110). The MB810 coder(105) is operated by the selection control signal provided from the management register(100) and codes 32bit data of 4 lane transferred from an MAC(Media Access Control) to transfer it to the other decoding unit through a communication line. The 8B/10B coder(110) is operated by the selection control signal provided from the management register(100) and codes 32bit data of 4 lane transferred from an MAC(Media Access Control) to transfer it to the other decoding unit through a communication line. A coding-side 2:1 multiplexer(120) selects an output of the MB810 coder(105) and the 8B/10B coder(110) by the selection signal provided from the management register(100) to send the same.
Patent KR-20020018160-A (KR)
Title: Addition tomographic image producing method and x-ray ct apparatus
Inventor: NISHIDE AKIHIKO
IPC: A61B6/03
Filed: 2001-08-30
Abstract: PURPOSE: An addition tomographic image producing method and X-ray CT apparatus is provided to eliminate the adverse effect of the partial volume in producing an addition tomographic image by adding a plurality of tomographic images having different slice thickness. CONSTITUTION: An offset correction and a sensitivity correction are applied to data(Ij,j=1toJ) from which respective tomographic images(Gj) can be reconstructed(ST3,ST4). Addition data are generated by performing a weight addition on the data(Ij) with a weight Tj/ SIGMA Tj corresponding to the slice thickness(Tj). A logarithm processing is applied to the addition data, and a reconstruction on the addition data is performed to produce an addition tomographic image(G). The tomographic image(Gj) is an X-ray CT image, and the data(Ij) is row data. A reference correction is applied to the row data before or after the sensitivity correction, or to the addition data before the logarithm processing, a reconstruction comprises filtering process and a back projection operation process.
Patent KR-20020021334-A (KR)
Inventor: YOSHIO MIYASAKA
IPC: B01J23/14
Filed: 2001-09-13
Abstract: PURPOSE: To obtain a coating film of an oxidized metal having the response to electromagnetic wave such as the visible ray having longer wave length than ultraviolet ray. CONSTITUTION: The oxidized metal coating film having the oxygen deficient inclination structure is a coating film of the stable oxidized metal such as TiO2, ZnO, WO3, SnO2 or ZrO2 formed by jetting metallic powder of titanium(Ti), zinc(Zn), tungsten (W) Tin (Sn) or zirconium(Zr) to the surface of an article to be treated, composed of metal, ceramic or these mixture, with compressed air at a high speed to melt the metallic powder to stick on the article to be treated and the quantity of the bonded oxygen is made deficient toward the inside from the surface.
Patent KR-20030024194-A (KR)
Title: Installing assembly for stretch sheet of building
Inventor: GO CHUNG HUN
IPC: E04F13/00
Filed: 2001-09-17
Abstract: PURPOSE: A stretch sheet installer for a building is provided to improve work efficiency by simplifying an insertion work for a harpoon. CONSTITUTION: The stretch sheet installer for a building comprises: a frame(50) composed of a left sidewall(53), a right sidewall(52) provided with an end projection, and an upper side(54) connecting the upper sides of the left sidewall(52) and the right sidewall(53); a harpoon(60) attached with a sheet forming the ceiling or the wall surface, and provided with a hook interposed in a fitting part(51) of the frame(50) and suspended on the end projection; and a cover(70) put on the right sidewall(53) of the frame(53) to protect the sheet from getting torn by contacting with the right sidewall(53).
Patent KR-20020025039-A (KR)
Inventor: SASAKI KUNINORI
IPC: B41L27/04
Filed: 2001-09-26
Abstract: PURPOSE: An ink bottle mounting apparatus and ink bottle for the same are provided to lock an ink bottle at installation position and to easily replace the ink bottle. CONSTITUTION: A mounting apparatus(10) includes a main body(11); a bottle insertion chamber(12) to which an ink bottle(1) is inserted installed; and a bottle locking member(15), a plate, spring installed on a place opposite to a locked part(5), a groove, formed on a side periphery of the ink bottle, moving between a bottle locking position to be engaged with the locked member placed on an installation position and a bottle movement allowing position allowing movement of the ink bottle on receiving force more than fixed value in direction of insertion and separation of the ink bottle and automatically returning to the bottle locking position when the ink bottle is separated so as to prevent separation of the ink bottle by being engaged with the locked part.
Patent KR-20010099432-A (KR)
Title: 치모 피스 및 장식용 밴드피스의 성형 공법
Inventor: PARK HYO MOON
IPC: B29C45/32
Filed: 2001-09-27
Abstract: 본 발명은 본 출원인이 선출원한 실용신안제 98-13992호와 관련된 치모피스 및 장식용 밴드 피스의 성형 공법에 관한 것이다. 
     본 출원인이 선 출원한 상기의 실용신안 등록출원 제 98-13992호는 칫솔의 치모부를 구성함에 있어 다수의 치모 피스가 판스프링을 개재하여 밀집 및 전개 가능하게 하되, 사용시는 전개된 치모피스를 작동판으로 밀집시켜 사용하고, 비 사용시는 치모피스를 전개 시켜서 치모사이의 세척과 건조가 용이하게 한 위생적 개량 칫솔에 관한 것으로 이의 제작시는 치모피스의 성형 금형을 밀집 상태로 한 공법으로서 이와 같은 공법은 연질합성 수지로 된 소재를 사용하여 사출하면 사출 작업시 금형 밖으로 소재가 흘러나와서 불량품이 되는 폐단이 있어 이점을 개선하고자 끼움공이 있는 치모피스를 하나씩 분리 성형 한 후 이 치모피스를 판스프링에 끼워서 제품화 할 수 있게 하였으나, 이는 작업성이 매우 저조하여 원가 상승의 요인이 되었던 것이다. 
     본 발명은 상기의 문제점들을 해결하고자 발명한 것으로서 이의 발명요지는 상부 금형(101)과 하부 금형(102)으로 구성하되 상부 금형(101)에는 좌우로 분활 금형(101a)(101b)이 개재되게 하고, 이 상부 금형(101) 내에는 다수의 치모피스 성형실(101-1)을 형성하되 그 상측에는 치모 공을 형성하는 다수의 핀(101-3)이 심어지고, 좌우측 분활 금형(101a)(101b)내에는 칫솔대(6)에 설치된 작동판(5)의 안내로(1-2)를 형성하는 돌출부(101-2)가 형성되고 상부 금형(101)의 저면에는 판스프링의 끼움홈(101-4)이 형성되어 있으되 이 끼움홈(101-4)과 끼움홈(101-4)사이에는 판스프링(3)을 흡착 및 고정시키는 자석(101-5)과 걸림핀(101-6)이 심어져 있으며 전기한 상부 금형(101)과 대접하는 하부 금형(102) 상면에는 전기한 상부 금형(101)의 치모피스 성형실(101-1)과 대합되는 치모피스 성형실(102-1)이 형성되어 있고 이 성형실(102-1)의 바닥 면에는 합성 수지액 유입로(102-2)를 형성한 것으로 이를 사출기로 사출 성형하면 성형된 다수의 치모피스는 하나의 판스프링(3)에 끼움되어 밀집 및 전개가 가능케 한 것이다. 
     그리고 상하부 금형(201)(202)사이에 다수의 밴드피스 성형실(201-1)(202-1)을 형성하고 상부 금형(201)의 저면에는 판스프링 끼움홈(201-2)을 형성하되, 이 성형실(201-1) 사이에는 판스프링(3) 또는 다수의 강선(3a)을 흡착고정 시키는 자석(201-5)과 걸림핀(201-6)을 형성하여 이에 판스프링(3)또는 다수의 강선(3a)이 끼움 되어 자석에 흡착되게 하고, 하부 금형(202)의 상면의 밴드피스 성형실(202-1)에는 합성수지액 유입로(202-2)를 형성하여 이에 임의 색상의 연질 합성수지 액을 유입시켜 사출 성형하면 임의의 색상을 가진 다수의 밴드 피스(7)가 하나의 판스프링(3)또는 다수의 강선(3a)에 끼움 되어 밀집 및 전개가 가능한 고품질의 시계나 팔찌등의 장식용 밴드을 얻을 수 있게 한 것이다.
Patent KR-20030031755-A (KR)
Title: Producting method for HC concentration of purge gas
Inventor: PARK GYEONG DEOK
IPC: G01M15/00
Filed: 2001-10-16
Abstract: PURPOSE: A method for calculating density of hydrocarbon contained in purge gas is provided to precisely calculate density of hydrocarbon formed in a combustion chamber of an engine by using an oxygen sensor. CONSTITUTION: First, it is determined whether a combustion process is carried out with a theoretical air/fuel ratio in an engine(200). If the combustion process is carried out with the theoretical air/fuel ratio, an amount of intake air introduced into a combustion chamber is read by using a map sensor(201). Then, an amount of fuel injected from an injector is calculated(202). After performing the combustion process with the calculated fuel injection rate(203), an oxygen signal is read from exhaust gas(204). Then, the theoretical air/fuel ratio is calculated by using an oxygen signal feedback gain(205). Then, it is determined whether a duty cycle of a control valve exceeds zero(206). If the duty cycle of the control valve exceeds zero, an amount of purge gas is calculated(207). After that, density of hydrocarbon contained in purge gas is calculated based on the amount of purge gas(208).
Patent KR-20020034917-A (KR)
Inventor: BORDER JOHN
IPC: B29C45/37
Filed: 2001-10-30
Abstract: PURPOSE: A method for manufacturing a precision mold is provided to be capable of making high sag lens molds having a high accuracy, a high degree of uniformity and a nearly 100% filling degree. CONSTITUTION: A substrate is provided. A forming element(24) having a rotatable hardened cutting member(26) is provided, wherein the hardened cutting member(26) includes a predetermined shape for forming a micro-sized mold cavity in the substrate. The rotatable hardened cutting member(26) is positioned into a milling relationship with the substrate. By milling the substrate with the rotatable hardened cutting member(26), a predetermined shaped micro-sized mold cavity for molding a micro-sized optical article is formed.
Patent KR-20030037454-A (KR)
Title: Method and apparatus for treatment of sewage and waste-water
Inventor: SHIN DONG CHEON
IPC: C02F3/06
Filed: 2001-11-05
Abstract: PURPOSE: An apparatus for sewage/wastewater treatment are provided, which is characterized in that flow equalization, aeration and membrane separation are conducted simultaneously in a reactor to minimize facility size, and hollow fiber membrane module is protected with additional facilities to prevent membrane fouling. CONSTITUTION: The apparatus for sewage/wastewater treatment comprises a septic tank(20) in which raw sewage undergoes solid/liquid separation by gravitational difference and settled sludge is anaerobically decomposed; a sewage channel(30) through which supernatant of the septic tank flows naturally; an upflow biofiltration basin(24) into which supernatant is introduced via the sewage channel; a biomedia module(22) on which anaerobic microbes are immobilized to remove organics in sewage; a weir(38) over which sewage is introduced into membrane separation tank; a membrane separation tank(28) in which sewage is aerobically treated; a hollow fiber membrane module(26) which filtrates aerobically treated sewage in the membrane separation tank; a blower(36) which supplies air into the membrane separation tank; a suction pump(40) which pumps out filtrated water; a frame cover(32); and a frame case(34).
Patent KR-20030040733-A (KR)
Inventor: HYUNG YONG U
IPC: H01L29/788
Filed: 2001-11-15
Abstract: PURPOSE: A method for forming a dielectric layer in a semiconductor device is provided to reduce the leakage current of a memory cell and enhance the reliability by improving a characteristic of the dielectric layer. CONSTITUTION: An oxide layer(102) is formed on a semiconductor substrate(100). The first polysilicon layer(104) is deposited on the oxide layer. A lower oxide layer(106a) is formed on the semiconductor substrate by using a low pressure CVD(Chemical Vapor Deposition) method. A nitride layer(106b) is formed on the lower oxide layer. A preliminary upper oxide layer is formed on the nitride layer. An upper oxide layer(107) is formed by performing a thermal process for the resultant under the atmosphere of wet oxidation.
Patent KR-20030041039-A (KR)
Title: Apparatus and method for maintaining the concentration of the ferrous ion for the electroplating process
Inventor: SEO MYEONG JONG
IPC: C25D3/56
Filed: 2001-11-19
Abstract: PURPOSE: An apparatus and a method for maintaining ferrous ions suitable for electroplating process by preventing oxidation of the ferrous ions in electroplating solution for electroplating process and reducing the oxidized ferrous ions are provided. CONSTITUTION: The apparatus for maintaining ferrous ions suitable for electroplating process comprises a storage tank(104) in which electroplating solution is stored; an inert gas supply means for supplying inert gas into the storage tank; and a reduction tank(102) for reducing ferric ions inside the electroplating solution supplied from the storage tank into ferrous ions by electrochemical reduction, wherein the apparatus further comprises a chloric acid supply tank(103) for supplying chloric acid to maintain acidity of the electroplating solution supplied into the reduction tank to 2.1 to 2.5, and wherein the reduction tank comprises an agitation means for agitating the electroplating solution. The method for maintaining ferrous ions suitable for electroplating process comprises the steps of forming an inert gas atmosphere by supplying an inert gas into the storage tank; and reducing ferric ions existing in the electroplating solution exposed to the inert gas atmosphere into ferrous ions by electrochemical reduction, wherein the acidity of the electroplating solution is maintained to 2.1 to 2.5 before reducing the ferric ions.
Patent KR-20030042612-A (KR)
Title: A stereo wireless tele-communication system for a computer audio signal
Inventor: PARK JU HO
IPC: G06F3/16
Filed: 2001-11-23
Abstract: PURPOSE: A stereo wireless tele-communication system for a computer audio signal is provided to wirelessly communicate an audio signal output from the computer as an RF(Radio Frequency) method, and to improve the power saving effect by operating a wireless transmitter when the audio signal is inputted. CONSTITUTION: The system comprises the wireless transmitter and a wireless receiver. The wireless transmitter comprises a switching controller(102) controlling the DC power supplied to a rear part according to a connection state of a jack(101) for receiving the audio signal from the computer, a power controller(103), a signal transmitting resistor(R1) for transferring a control signal of the switching controller(102), a switching transistor(Q1) performing a switching operation according to the signal supplied from the resistor(R1) through a base terminal, an output controller(104) controlling a stereo audio signal supplied from the jack(101) in order to output an RF channel selected by a channel selector(105), and an amplification transmitting part(106) amplifying and outputting the audio signal from the outputting controller(104) through an antenna.
Patent KR-20030042666-A (KR)
Title: A Structure of Festooner for Preventing Strip Transformation
Inventor: KIM DONG GYU
IPC: B29D30/08
Filed: 2001-11-23
Abstract: PURPOSE: Provided is a festooner structure to prevent a strip from being transformed which lets the strip supplied by driving power of a chain in a twisted shape so that it prevents the strip from being transformed additionally. CONSTITUTION: In the festooner structure which supplies the strip to the gap between rollers(2), which are formed under and over a support frame, the festooner structure to prevent the strip from being transformed comprises the parts of: a sprocket(6) which is set on a rotation axis(2a) of the roller; the chain(7) which is connected to the sprocket; and a twisting belt(8) which is twisted once to wrap up the external circumference of the roller.
Patent KR-20020042498-A (KR)
Inventor: BACCIOLI GIUSEPPE
IPC: B01J8/06
Filed: 2001-11-29
Abstract: PURPOSE: A tube plate for tube bundles for chemical reactors is provided which eliminates the disadvantages of long treatment time and deformation of the tube plate due to welding contraction, which can be produced quickly and economically, and which is safe and reliable when it is installed. CONSTITUTION: The tube plate for tube bundles for chemical reactors comprises a plurality of components (11, 12), with a shape which is complementary to one another, in order to form a complete plate, wherein the components (11, 12) are produced separately, and are connected to one another subsequently by means of mechanical joints, in order to form the tube plate, the components (11, 12) which form the tube plate are joined to one another by means of a plurality of mechanical connections, which join the respective components (11, 12) to one another, the components (11, 12) which form the tube plate are joined to one another by means of a plurality of pins (15), which are inserted in corresponding holes provided in the respective components (11, 12), at least one of the components (11, 12), has a series of projections (13), which are inserted in corresponding cavities (14) in the respective component, such as to enable the pins (15) to complete the connection between the components (11, 12), the connection of the components (11, 12) is completed by means of welded connections (16) between the head of the pins (15) and at least one of the components, the connection of the components (11, 12) is completed by means of welded connections (16') between the components (11, 12), it is constituted by means of a pair of semi-circular components (11, 12), which are joined to one another along a median line, seals of any type can be used in order to guarantee the sealing, and the mechanical connections between the components (11, 12) of the plate can be selected from among braces, screws, wedges, cams, and other types of mechanical connection.
Patent KR-20030047252-A (KR)
Title: Catalyst apparatus to reduce hydrocarbon
Inventor: YOON YEONG GI
IPC: B01D53/86
Filed: 2001-12-10
Abstract: PURPOSE: Provided is a catalytic unit being capable of reducing hydrocarbon emission by using zeolite ZSM-5 having adequate pore size and amorphous silicate to increase adsorption capability of hydrocarbon, and preventing poisoning effect of water and sulfur dioxide. CONSTITUTION: The catalytic unit comprises a monolith honeycomb structure, a first catalyst, a second catalyst and a third catalyst which are impregnated to the honeycomb structure in order, wherein the first catalyst is made of zeolite ZSM-5 impregnated with platinum and the surface of the zeolite is washcoated with slurry containing activated alumina, cerium oxides and metal oxides serving as cocatalyst, wherein the second catalyst comprises a catalyst component A which is prepared by ion exchanging dealuminated zeolite ZSM-5 having adequate pore size with at least one element out of Fe, Co, Ni, Ag and Cu, and a catalyst component B which is prepared by impregnating Pt or Pd into amorphous silicate using a dry impregnation process, and wherein the third catalyst is prepared by adding silica or alumina sol to zeolite by 10-15 wt%, and ball milling the mixture of zeolite and silica (or alumina) using NH4OH as dispersing agent.
Patent KR-20020046985-A (KR)
Title: Semiconductor device and manufacturing method thereof
Inventor: ANDOH HIDEYUKI
IPC: H01L29/41
Filed: 2001-12-12
Abstract: PURPOSE: To provide a semiconductor device having a stable desired breakdown voltage by preventing occurrence of local breakdown on a side of the semiconductor device where a p-n junction interface is exposed. CONSTITUTION: A p-type second semiconductor region 13 forming a p-n junction and an n-type first semiconductor region 14 are formed within an n-type silicon substrate 11. Further, a p-type fourth semiconductor region 12 formed on an entire major surface 11A of the substrate 11 as the other side is joined to the second semiconductor region 13, an n-type third semiconductor region 15 formed on an entire major surface 11B of the substrate 11 as its one side is joined to the first semiconductor region 14. An n-type fifth semiconductor region 16 is formed around the first semiconductor region 14 at a low impurity concentration. It prevents local yield from being generated on a chip side surface where a p-n junction interface is exposed, thus realizing semiconductor diodes 10a and 10b having the stable desired breakdown voltage.
Patent KR-20030049080-A (KR)
Title: Korean entomopathogenic nematode, heterorhabditis sp. gsn2 and control method for insect
Inventor: CHOO HO YUL
IPC: C12N1/00
Filed: 2001-12-14
Abstract: PURPOSE: Heterorhabditis sp. GSN2 and a method for biological control of harmful insects using the same are provided, thereby environment-friendly controlling harmful insects with a high fatality rate. CONSTITUTION: Heterorhabditis sp. GSN2 (KCTC 0991BP) can control harmful insects, wherein the insect comprises Blitopertha orientalis (Waterhouse), Popillia quadriguttata, Ectinohoplia rufipes Motschulsky and Adoretus tenuimaculatus. A method for the biological control of harmful insects comprises treating 105 to 1015 cfu per hectare of Heterorhabditis sp. GSN2 (KCTC 0991BP) singly or with agricultural chemicals or fertilizer.
Patent KR-20030049263-A (KR)
Title: An equipment to close large opening located in the bottom of shuttle tanker like marine vessel
Inventor: HUH JU HO
IPC: B63B19/12
Filed: 2001-12-14
Abstract: PURPOSE: A sealing device of an opening portion under a ship is provided to reduce the reduction of a speed by effectively sealing the opening portion. CONSTITUTION: A first ring(50) is formed in an outside of a shuttle tanker. The first ring has a fastening(40) to combine a ship body with a screen device(90). A second ring(60) is formed in the center of the shuttle tanker. The second ring is connected with the first ring by a tensioner(70). A bellows membrane(80) is formed between the first ring and the second ring. By sealing an opening of a ship after a loading or an unloading, the reduction of a speed is checked.
Patent KR-20020051848-A (KR)
Inventor: FUJISHIMA HIROAKI
IPC: H01L21/027
Filed: 2001-12-20
Abstract: PURPOSE: A chemical amplification positive resist composition is provided, which shows an excellent transmittance for the wavelength of the F2 excimer light(157 nm). CONSTITUTION: The chemical amplification positive resist composition comprises an acid generator; and a resin which contains a polymerization unit derived from an alicyclic hydrocarbon having a polymerizable carbon-carbon double bond in the ring and a polymerization unit derived from (meth)acrylonitrile, and which is itself insoluble or sparingly soluble in an alkali but becomes soluble in an alkali by the action of an acid. Preferably the polymerization unit derived from an alicyclic hydrocarbon is represented by the formula Ia, Ib or Ic, wherein R1, R2, R3 and R4 are H, an acid-labile group(thereby being soluble in an alkali) or an alkyl group whose some hydrogen atoms can be substituted with a hydroxyl group or F.