baber/WOPTO huggingface dataset:
Patent KR-20120067605-A (KR)
Title: An apparatus of high voltage pulse discharge for purifying ballast water treatment
Inventor: HWANG YONG SEOK
IPC: C02F1/461
Filed: 2010-12-16
Abstract: PURPOSE: A high voltage pulse discharging apparatus for treating vessel ballast water is provided to generate high voltage pulse discharging and to minimize the charge leakage of a seawater path by partially exposing the end parts of a pair of electrodes. CONSTITUTION: A high voltage pulse discharging apparatus for treating vessel ballast water includes a high voltage electrode, a ground electrode, and a power supplying unit(400). The high voltage electrode is arranged at one inner side of a seawater pipe(100). The ground electrode is arranged in the seawater pipe and is spaced apart from the high voltage electrode. The ground electrode faces the high voltage electrode. The power supplying unit applies high voltages to the high voltage electrode. The high voltage electrode and the ground electrode are surrounded by insulators. The end parts of each electrode are partially protruded to the external side of the insulators. O-rings are inserted to the connecting part of the electrodes and the insulators.
Patent KR-20120071953-A (KR)
Title: Method for transmitting routing information and routing apparatus in wireless network
Inventor: LEE AN SEOK
IPC: H04L12/28
Filed: 2010-12-23
Abstract: PURPOSE: A routing information transmission method in a wireless network and routing apparatus thereof are provided to smoothly transmit routing information in environment where a bandwidth is restricted by creating a routing update message according to the priority of each link information. CONSTITUTION: A routing unit(310) searches a neighbor node. The routing unit exchanges the routing information with the searched neighbor node. A neighbor node information management unit(320) manages neighbor node information. A link information management unit(330) manages the topology information of a network in a link unit. A routing table management unit(340) updates routing tables when the link information is updated.
Patent KR-20110073379-A (KR)
Title: Pitch division patterning techniques
Inventor: TANG SANH D
IPC: H01L21/027
Filed: 2010-12-23
Abstract: PURPOSE: A pitch division patterning method is provided to increase the physical stability of a line whose pitch is divided by the vertical size of a filled trench. CONSTITUTION: A spacer layer is deposited on an etched first pattern of a first hard mask layer of a patterned stack. A first hard mask layer is selectively eliminated to form a spacer set including a second pattern. A second pattern is transferred onto a second mask layer. A photo pattern is applied to expose an end of each spacer set. A photo pattern of a contact landing pad(190~197) is applied to each exposed end of a second spacer set to form a mask pattern. The mask pattern is transferred onto a second hard mask layer.
Patent KR-20120075072-A (KR)
Title: The hauling type cultivating system for marine products
Inventor: KIM KWANG YOUNG
IPC: A01K61/00
Filed: 2010-12-28
Abstract: PURPOSE: A hauling type cultivating system for marine products is provided to increase culturing area and to improve the productivity of marine products. CONSTITUTION: A hauling type cultivating system for marine products comprises a base(10) mounted on the bottom of sea, a main buoy(30) which is placed underwater, an auxiliary buoy(40) which is placed on the surface of water, a suspended rope holder(50), and a connection rope which connects the auxiliary buoy to the suspended rope holder. A drawing hook is installed between the main buoy and auxiliary buoy. On the suspended rope holder, two or more suspended ropes and a net fish trap are hung.
Patent KR-20120075945-A (KR)
Title: System for making a driver operate a vehicle easily and operation control method of the vehicle using the same
Inventor: LEE HYE RIM
IPC: B60W40/02
Filed: 2010-12-29
Abstract: PURPOSE: A system for supporting a driver and a method for controlling the driving of a vehicle using the same are provided to implement an intelligence automatic vehicle controlling operation according to driving environment by verifying the optimal driving path of the vehicle. CONSTITUTION: A system for supporting a driver includes detecting sensors and an electronic controlling unit. The detecting sensors detect other vehicles around a vehicle and generate detection information(S10, S20). The electronic controlling unit divides the surrounding region of the vehicle into a plurality of regions. The electronic controlling unit is based on detection information based on the detection sensors. The electronic controlling unit generates driving information for other vehicles and verifies the driving environment of the vehicle according to the driving information(S40). The electronic controlling unit determines the steering direction of the vehicle based on the verified driving environment(S50).
Patent KR-20120076409-A (KR)
Title: Display device and driving method thereof
Inventor: KIM IL NAM
IPC: G09G3/20
Filed: 2010-12-29
Abstract: PURPOSE: A display device and driving method thereof are provided to prevent a leakage current of a thin transistor due to an abrupt voltage level change of a drain element of a thin transistor. CONSTITUTION: A display panel(110) includes a plurality of gate lines, source lines, a gate line and pixels. A timing controller(120) outputs an outside data signal after converting the outside data signal to a data signal to a source driver. A gradation voltage generator(130) produces a plurality of gradation voltages. A gate driver(150) outputs gate driving signals to drive gate lines in order. A common voltage generator(160) produces a common voltage to the display panel.
Patent KR-20120077287-A (KR)
Title: Zero gravity simulation device for satellite deployable antenna assembly and test
Inventor: CHOI JUNG SU
IPC: B64G5/00
Filed: 2010-12-30
Abstract: PURPOSE: A zero gravity simulation device for assembling and testing a deployable satellite antenna is provided to precisely measure and correct alignment while offsetting self-load due to the earth gravity of a deployable satellite antenna. CONSTITUTION: A zero gravity simulation device for assembling and testing a deployable satellite antenna comprises a triangular shaped frame(210), a first centroid moving unit(220), a second centroid moving unit(230), a third centroid moving unit(240), a connection frame(250), and a helium balloon(260). The frame is coupled with a satellite antenna. The first centroid moving unit is installed in one side of the frame to vary the centroid while slidingly moving along the side. The second centroid moving unit is installed in the first centroid moving unit to vary the centroid while slidingly moving to a direction vertical to the first centroid moving unit. The third centroid moving unit is installed at an angular point of the frame facing with one side of the frame where the first centroid moving unit is installed and varies the centroid while slidingly moving to the first centroid moving unit. One side of the connection frame is connected to the third centroid moving unit.
Patent KR-20100040857-A (KR)
Title: Regulatory compounds for pigmentation
Inventor: MESSEGUER PEYPOCH ANGEL
IPC: C07D405/12
Filed: 2008-04-11
Abstract: The present invention concerns compounds of the general formula (l) wherein X is selected from the group formed by O or S and R is an aliphatic group with 2 to 23 atoms of linear or branched, saturated or unsaturated carbon (Cto C), or a cyclical group, and which can contain substitutes selected from the group formed by hydroxy, alcoxy, amino, carboxyle, ciano, nitro, alkylsulphonyle or atoms of halogen, a method for preparation thereof, cosmetic or pharmaceutical compositions which contain them and use thereof for treatment, care and/or cleaning of the skin, hair and/or nails, preferably those conditions, disorders or pathologies of the skin, hair and/or nails requiring regulation of melanogenesis.
Patent KR-20100053502-A (KR)
Title: A device for and a method of processing audio signals
Inventor: THADEN RAINER
IPC: G10L21/0208
Filed: 2008-06-16
Abstract: A method is provided which is suitable to cope with non-linear echo paths during acoustic echo cancellation in speakerphones. Non-linear paths occur particularly in hands-free operation of, e.g., a mobile phone, due to driving the amplifier and loudspeaker in the non-linear range. The idea is to combine the commonly known one microphone approach of linear acoustic echo cancellation using an adaptive filter and a post-processor together with a multiple microphone approach using beam forming which separately removes the non-linear part of the echo.
Patent KR-20100040738-A (KR)
Title: Reaction zone comprising two risers in parallel and a common gas-solid separation zone, for the production of propylene
Inventor: GAUTHIER THIERRY
IPC: C10G11/18
Filed: 2008-05-23
Abstract: The invention relates to a reaction area that comprises at last two fluidised reactors, i.e. a main one for cracking a heavy hydrocarbon cut and an additional one for cracking one or more light cuts, the gaseous effluents of both reactors being processed in a gas-solid separation area with common quenching. The performance level is thus enhanced due to an optimised control of the thermal degradation reactions in the reaction area.
Patent KR-20100028663-A (KR)
Title: Semiconductor device manufacturing method and substrate treatment device
Inventor: YUASA KAZUHIRO
IPC: H01L21/31
Filed: 2006-03-08
Abstract: It is possible to suppress initial oxidization of a substrate surface before oxidization treatment and remove a naturally oxidized film. The method includes a step for introducing a substrate into a treatment chamber, a step for supplying a gas containing oxygen and a gas containing hydrogen into the treatment chamber for oxidizing the surface of the substrate, and a step for carrying the substrate after the oxidization from the treatment chamber. In the oxidization step, the pressure in the treatment chamber is lowered than the atmospheric pressure. The hydrogen-containing gas is introduced firstly into the treatment chamber and then oxygen-containing gas is introduced while maintaining introduction of the hydrogen-containing gas.
Patent KR-20100033427-A (KR)
Title: Capacitance element and semiconductor device
Inventor: SUGISAKI TSUYOSHI
IPC: H01L27/04
Filed: 2007-10-03
Abstract: A capacitance element has a first comb-shaped wiring (14a) formed on a substrate (10) and having a first comb tooth, a second comb-shaped wiring (14b) formed on the substrate and having a second comb tooth arranged to oppose to the first comb tooth, a first electrode and a second electrode which are the first electrode (16a) and the second electrode (16b) opposed to each other with the direction of the opposing surfaces crossing the lengthwise directions of the first comb tooth and second comb tooth, and a first dielectric layer formed between the first electrode and second electrode. The first electrode is connected to the first comb tooth, and the second electrode is connected to the second comb tooth.
Patent KR-20100049604-A (KR)
Inventor: NERIO TAKASHI
IPC: G02B5/30
Filed: 2008-08-08
Abstract: 주름이 없는 편광 필름의 제조에 유용한 폴리비닐알코올 필름을 제공한다.     상기 폴리비닐알코올 필름은, 폴리비닐알코올계 수지를 주원료로 하는 광학 필름으로서, 필름의 막 폭 방향 전체에 걸친 광학축의 기울기가, 필름 길이 방향에 대해 45 ∼ 135 °이다.     또, 상기 폴리비닐알코올 필름의 한계 연신 배율은, 6.0 초과 8.0 이하이어도 되고, 그 팽윤 신장률은 100 ∼ 124 ％ 정도여도 된다.
Patent KR-20100061706-A (KR)
Title: Metal halide lamp ballast controlled by remote enable switched bias supply
Inventor: BAETZ WALTER
IPC: H05B41/282
Filed: 2008-08-15
Abstract: A vehicle lighting system receives power from a power supply and includes a lighting control module, a lamp, and a ballast having a bias control circuit. The lighting control module provides a remote enable signal to the ballast in response to an input. The bias control circuit of the ballast receives a supply voltage from a power supply and the remote enable signal and selectively energizes a bias regulator circuit of the ballast as a function of the remote enable signal. When the bias regulator circuit is energized, a controller of the ballast operates the ballast to provide power from the power supply to the lamp.
Patent KR-20100065177-A (KR)
Title: Actuating device having an integrated electronic control circuit
Inventor: MAHONEY WILLIAM PAUL III
IPC: B01F25/70
Filed: 2008-10-24
Abstract: An actuating device including a load and an integrated electronic control circuit comprising a microcontroller and at least one passive component. The microcontroller performs the dual function of providing a control signal to generate sufficient power to actuate a load and a drive signal to drive the load. An application is for an air freshening system.
Patent KR-20100075602-A (KR)
Title: Imidazole derivatives
Inventor: SCHULTZ MELANIE
IPC: A61P35/00
Filed: 2008-09-09
Abstract: The invention relates to compounds of the formula (I), where R, D, E, L, Q, X, and q have the meanings given in Claim 1. Said compounds may be used in the treatment of tumors.
Patent KR-20100108361-A (KR)
Inventor: YABU TOMOHIRO
IPC: F25B35/04
Filed: 2008-11-20
Abstract: 압축기(21)와, 공기의 수분을 흡착하는 흡착제를 갖는 제 1 흡착 열교환기(23) 및 제 2 흡착 열교환기(25)를 가지며, 냉매가 가역으로 순환되며 증기압축식 냉동사이클을 실행하는 냉매회로(20)를 구비한다.  냉매회로(20)에는, 증발기로서 동작하는 흡착 열교환기(23, 25)를 통과한 후의 냉매가, 응축기로서 동작하는 흡착 열교환기(23, 25)를 통과한 공기와 열교환되며, 이 공기를 냉각하는 현열 열교환기(26)가 배치된다.
Patent KR-20100097752-A (KR)
Inventor: GIOVAGNOLI ANDRE
IPC: C12N5/071
Filed: 2008-12-22
Abstract: CHO 또는 BHK 세포와 같은 이종 단백질-분비 포유동물 세포를 35.1-36.5 ℃에서 및/또는 pH 7.15-7.20에서 및/또는 10 % 이하의 용존 CO 2  농도에서 배양한다.  바람직한 이종 단백질은 인자 VIII, ADAMTS-13, 푸린 또는 인자 VII이다.
Patent KR-20100126669-A (KR)
Title: Actuating arrangement for shift elements of a transmission
Inventor: REISCH MATTHIAS
IPC: F16D21/06
Filed: 2008-10-22
Abstract: An actuating device for applying actuating forces in a friction clutch device for engaging and disengaging a friction clutch assembly of the friction clutch device. The torque transmission device comprises the actuating device for transmission of torque between a drive unit and a transmission which also includes the friction clutch device. A method for installing a torque transmission device of this type. Various aspects relate to setting of a pre-load on a bearing of the actuating device, setting an over-dead-point configuration for a compensation spring associated with at least one rotary member of the actuating device, setting a rotation movement range for the rotary member and/or an axial movement range for an actuating element which can be displaced axially by rotation movement imparted to the rotary member, and producing either a normally engaged or disengaged characteristic in a normally-engaged or normally-disengaged friction clutch assembly with the compensation spring.
Patent KR-20100127779-A (KR)
Inventor: LIU HANG
IPC: H04W72/12
Filed: 2008-03-11
Abstract: 네트워크 정보를 수집하는 단계, 상기 수집된 네트워크 정보에 기초해서 결합, 대역폭 할당과 라우팅 방식을 결정하는 단계, 메시 액세스 포인트에게 상기 결합, 상기 대역폭 할당과 상기 라우팅 방식을 통지하는 단계와, 클라이언트 노드에게 상기 결합 정보를 통지하는 단계를 포함하는 방법과 장치가 설명된다. 또한, 링크 품질과 채널 조건을 측정하는 단계, 상기 측정 단계의 결과를 제어기에 보고하는 단계, 상기 제어기로부터 라우팅 결정과 데이터 전달 지령을 수신하는 단계와, 상기 라우팅 결정과 상기 데이터 전달 지령을 클라이언트 노드에게 전달하는 단계를 포함하는 방법 및 장치가 설명된다. 링크 품질과 채널 조건을 측정하는 단계, 상기 측정 단계의 결과를 제어기에 보고하는 단계, 결합 지령을 상기 제어기로부터 수신하는 단계와, 상기 수신된 결합 지령에 기초해서 이전에 저장된 결합 지령을 갱신하는 단계를 포함하는 방법 및 장치가 또한 설명된다.
Patent KR-20100119579-A (KR)
Inventor: MATA JUNJI
IPC: H01B1/04
Filed: 2009-02-27
Abstract: 본 발명은 투명한 지지 기재, 멜라민 수지를 50 중량％ 이상 포함하는 열 경화 수지막 및 카본 나노튜브 도전막을 이 순서대로 가지는 투명 도전막 부착 기재이며, 상기 카본 나노튜브 도전막의 저항의 직선성의 값이 1.5 ％ 이하인 투명 도전막 부착 기재를 제공한다.  본 발명에 따르면, 기재에의 밀착성 및 면내 균일성이 우수한 도전막을 가지는 투명 도전막 부착 기재를 얻을 수 있다.
Patent KR-20100120237-A (KR)
Inventor: LEBLANC PATRICK
IPC: H01M4/04
Filed: 2009-03-06
Abstract: 리튬 전기화학 전지의 전극판 제조 공정이 개시된다.  이 공정은 a) 물에 용해될 수 있는 폴리에테르 중합체 또는 공중합체, 하나 이상의 리튬염, 하나 이상의 전기화학적 활성 물질 및 물을 혼합하여 20 중량％ 이상의 활성 전극 물질, 5 중량％ 이상의 폴리에테르 중합체 또는 공중합체 및 1.5 중량％ 이상의 리튬염을 함유하는 물 기반 용액/현탁액을 생성하는 단계; b) 물 기반 용액/현탁액을 전극 지지체 상에 전극 박막 형태로 코팅하는 단계; 및 c) 전극 박막을 건조하여 1000 ppm 미만의 잔류 물을 갖는 전극판을 얻는 단계를 포함한다.  이렇게 생성된 얇은 전극판은 건조 후 10％ 미만의 기공도를 가진다.  건조 단계는 바람직하게는 점증적 건조 대역을 갖는 건조기/오븐 터널을 통해 수행된다.
Patent KR-20110008038-A (KR)
Inventor: BLUM HARALD
IPC: C08G18/12
Filed: 2009-04-09
Abstract: 본 발명은 신규한 수성 폴리우레탄 용액, 이 용액 내에 함유된 가용성 폴리우레탄, 이것의 제조 방법, 및 폴리우레탄 시스템에서의 용도에 관한 것이다.
Patent KR-20110046388-A (KR)
Title: 사전 결정된 거칠기를 가진 표면을 제조하기 위한 방법 및 공구
IPC: B23B27/06
Filed: 2009-07-27
Abstract: 본 발명은 용사법에 의해 재료를 도포하기에 적합한 사전 결정된 기하학의 표면 구조를 가진 예컨대 원통형 표면 (도 10) 을 제조하기 위한 방법에 관한 것이다.     상기 방법에 따르면, 바람직하게는 일정한 기준 치수로 사전 가공된, 예컨대 코팅되어야 하는 기재의 원통형 표면 안에는, 바람직하게는 팔로우-온 공구 (12; 도 1) 로서 형성된 공구를 이용해 홈 횡단면이 점진적으로 최종 치수까지 가공됨으로써 적은 깊이 및 폭의 기하학적으로 결정된 홈 구조 (도 10) 가 제공된다.     상기 표면이 대량 생산으로 균일한 품질을 갖고 제조될 수 있도록, 상기 방법은, 완성된 홈 (52) 의 홈 바닥 폭보다 작은 홈 바닥 폭을 가진 베이스 홈 (52B; 도 10) 이 우선 파짐으로써 홈 구조가 파지도록 형성되어 있다.     후속하여, 홈, 예컨대 상기 베이스 홈의 적어도 하나의 플랭크 (52-1 & 52-2) 는 언더컷된 홈 프로파일을 만들어내기 위해 비절삭 또는 절삭 가공되며, 이때 홈파기에 의해 제조된 상기 홈 구조는 홈 개구부들이 재료 업세팅에 의해 좁아짐으로써 변형된다.
Patent KR-20110021914-A (KR)
Inventor: STUTZLE BERNHARD
IPC: C08F2/01
Filed: 2009-05-20
Abstract: 본 발명은 생체고분자의 제조 공정에 대한 것이다. 상기 제조공정은 바람직하게는 0.5 - 3.5의 길이/지름 비율을 갖는 역혼합 혼합 니더(backmixed mixing kneader)에 단량체 및/또는 촉매 및/또는 개시제를 첨가하는 단계, 생성물에 열을 공급하고 이미 반응한 생성물과 역혼합하는 단계, 및 반응생성물을 혼합니더로부터 제거하는 단계에 의해 생체고분자를 제조하는 공정, 바람직하게는 중합공정의 수행, 특히 생체고분자의 단일중합공정 또는 공중합공정, 및  상기 제조공정을 위한 장치에 관한 것이다. 
또한, 본 발명은 중합공정을 하류 탈기(downstream degassing)/탈단량체화(demonoerization)/탈휘발화(devolatilizaition) 단계와 결합시킨 2단(two-stage)공정에 관한 것이다.
Patent KR-20110013518-A (KR)
Inventor: HANSEN KARL JOHAN
IPC: B05D5/00
Filed: 2009-05-22
Abstract: 본 출원은 부피 고형분 % (VS%)가 적어도 82%인, 에폭시계 바인더 시스템을 포함하는 프라이머 조성물로 된 제1층; 및 VS%가 적어도 82%인, 폴리우레아계 바인더 시스템을 포함하는 탑코트 조성물로 된 제2층으로 구성된 비열경화성 코팅 시스템을 개시한다. 본 출원은 또한 이 코팅 시스템을 담지하는 코팅된 부재; 코팅 시스템을 이용하는 코팅된 부재의 수립 방법; 에폭시계 바인더 시스템과 20-40 고형분 부피%의 아연 프라이머 조성물을 함유하며  VS%가 적어도 82%인 아연 에폭시 프라이머 조성물; 및 VS%가 적어도 82%인 에폭시계 바인더 시스템을 포함하고, "고화 건조" 시간이 20℃에서 5 시간 미만인 에폭시 프라이머 조성물을 추가로 개시한다.
Patent KR-20120078931-A (KR)
Title: Apparatus and method for channel encoding and decoding based on low density parity check code in multiple antenna communicaton system
Inventor: MYUNG SE HO
IPC: H03M13/11
Filed: 2011-01-03
Abstract: PURPOSE: A channel encoding/decoding apparatus and a method thereof are provided to obtain the maximum diversity in space-time coding using an LDPC(Low Density Parity Check) code. CONSTITUTION: An encoding unit(630) generates a code word. The code word includes an information word and parity. A punch unit(640) punches a part of the information word. A code word distributing unit(650) distributes the parity into partial parities. A transmitting unit transmits the partial parity through a first antenna.
Patent KR-20110083534-A (KR)
Title: Projector and control method
Inventor: MATSUMOTO MORIO
IPC: G03B21/00
Filed: 2011-01-12
Abstract: PURPOSE: A projector and a control method thereof are provided to activate a proper one of source devices connected to a projector according to the operation of the projector. CONSTITUTION: An interface unit(120) has a plurality of connection terminals which are inputted with image information from different source devices. A projection unit(190) projects an image based on the image information. A memory controller(133) memorizes the identification information, which indicates the source device outputting the image information, in a memory unit(150). An indication information input unit(110) is inputted with indication information. A power control unit(135) controls the driving of a power supply. A determination unit(131) executes determination based on the indication information. A control information generating unit(132) creates control information.
Patent KR-20120080997-A (KR)
Title: Counting device measuring the flying distance of an rotating object
Inventor: HAN SUNG JOON
IPC: G01P15/00
Filed: 2011-01-10
Abstract: PURPOSE: A device for measuring a flying distance of a rotator is provided to decide a flying distance because a measuring device measures a change of a central shaft rotating with a flying object. CONSTITUTION: A device for measuring a flying distance of a rotator comprises a cylindrical sealing space(4), a central shaft(1), and a cylinder(3). The cylinder rotates around the cylindrical sealing space and the central shaft. A gap is formed in the cylinder. A measuring device comprises an optical transmitter(5) enable to rotate around the central shaft, an optical sensor(6), a measuring circuit, and a storage battery. The measuring device is arranged in the lower part of a flying object and measures an rotational extent of the central shaft rotated with the flying object.
Patent KR-20120082109-A (KR)
Title: Clean room lighting apparatus
Inventor: HAN MOON SOO
IPC: F21V31/00
Filed: 2011-01-13
Abstract: PURPOSE: A lighting device for a clean room is provided to secure the safety of a worker by preventing a cover from falling. CONSTITUTION: A ceiling panel(10) faces the surface of a ceiling. A ring-shaped recess(100) is formed in the edge of the ceiling panel. A flange unit is screwed with the ceiling panel. A cover(30) includes a frame and a light transmitting plate. A ring-shaped recess(300) is formed in the upper edge of the cover. A lighting unit(40) includes a lamp(400) and a reflector(410).
Patent KR-20120082561-A (KR)
Title: Apparatus and method for providing and sharing consumption pattern
Inventor: KIM SUNG MIN
IPC: G06Q40/02
Filed: 2011-01-14
Abstract: PURPOSE: A consumption pattern supplying and sharing device and a method thereof are provide to increase applicability of the mobile terminal as it offers an use breakdown to the mobile terminal through AR, in situation of payment using a card or a mobile terminal. CONSTITUTION: An information processing and storing unit(110) receives card use information from external server and processes it. The information processing and storing unit stores the card use information including GPS information. A utilizing and sharing unit(120) connects to the information processing and storing unit. The utilizing and sharing unit shares the stored card use information with the card use information of the other users through network or offers the card use information into the display unit as augmented reality screen on the basis of the GPS information.
Patent KR-20110085906-A (KR)
Title: Process for delignifying and bleaching chemical pulp
Inventor: DIETZ THOMAS
IPC: D21C9/14
Filed: 2011-01-18
Abstract: PURPOSE: A method of delignification and bleaching of chemical pulp is provided to improve stability with respect to yellowing and to reduce oxidative damage. CONSTITUTION: A method of delignification of chemical pulp comprises: a step of performing reaction of 3-30 weight% of chemical pulp contained in an aqueous mixture with chlorine dioxide in the amount corresponding to 0.02-0.25 kappa factor at 50-150 °C and pH 2-7; and a step of additionally reacting with 0.1-5 weight% of hydrogen peroxide under the presence of tungstate or molybdate at 50-150 °C.
Patent KR-20110090773-A (KR)
Title: Decompression drying method and decompression drying apparatus
Inventor: ASOU YUTAKA
IPC: H01L21/027
Filed: 2011-01-20
Abstract: PURPOSE: A decompression drying method and a decompression drying apparatus are provided to obtain the thickness of remaining film of a coating film and improved line width thereof in forming a wire pattern. CONSTITUTION: In a decompression drying method and a decompression drying apparatus, a solvent from a coating film is vaporized to dry a coating film under decompression environment. In a first step, a substrate having a coating film is received into a chamber and the pressure of a chamber is downed by a first decompression speed and is higher than the vapor pressure of a solvent(S1-S3). The pressure of the chamber is downed by second decompression speed until it is reached to the vapor pressure of the solvent.