baber/WOPTO huggingface dataset:
Patent KR-20020038947-A (KR)
IPC: A61P21/02
Filed: 2000-10-06
Abstract: 본 발명은 메타보트로픽 글루타메이트 수용체(metabotropic glutamate receptor) 길항물질 및/또는 작용물질과 관련된 질환의 치료를 위한, 하기 화학식 I의 카보닐아미노 유도체 및 이들의 약학적으로 허용가능한 염의 용도에 관한 것이다: 
     화학식 I 
     
       
     
     상기 식에서, 
     R은 저급 알킬, 저급 알케닐, 저급 알키닐, 사이클로알킬, 저급 알콕시 또는 CF 3 이고, 
     R 1 은 수소 또는 저급 알킬이고, 
     R 2 및 R 3 은 각각 독립적으로 수소, 할로겐 또는 니트로이고, 
     Y는 CH 또는 N이고, 
     n은 0 내지 6이고, 
     m은 0 내지 2이다.
Patent KR-20020047248-A (KR)
Title: 비휘발성 메모리내에 저장된 순차 카운터들의 셀 수명을향상시키는 방법 및 장치
IPC: G11C8/04
Filed: 2000-10-19
Abstract: 본 발명은 카운터 값을 업데이트하고 저장하는 방법 및 장치에 관한 것이다.     다수의 N 개의 카운터 업데이트 신호들 각각에 응답하여, 다수의 2 진 메모리 셀들로부터 2 진 메모리 셀을 선택하며 (단계 350), 그 선택된 2 진 메모리 셀의 상태를 반전시킨다 (단계 360).     N 개의 카운터 업데이트 신호들을 수신한 후에 (단계 320), 다수의 2 진 메모리 셀들로부터 분리된 레지스터를 증분시킨 후 (단계 340), 추가적인 카운터 업데이트 신호들에 응답하여 처리를 반복한다 (단계 320).     각각 처리가 반복되는 동안에 다수의 2 진 메모리 셀들 각각을 평균적으로 동일한 횟수로 반전시킨다.     레지스터내의 값 및 다수의 2 진 메모리 셀들의 상태들은 임의의 소정 시간에 카운터 값을 나타낸다.
Patent KR-20020063567-A (KR)
Title: Modular transport systems for molecular substances and production and use thereof
IPC: C07K14/025
Filed: 2000-11-03
Abstract: The invention relates to transport systems for molecular substances, comprising a mosaic of recombinant partial units (individual components). The invention further relates to production of the molecular transport system and use thereof.
Patent KR-20020071860-A (KR)
Title: Method and device for automatically feeding parts with through hole
IPC: B23K9/20
Filed: 2001-08-23
Abstract: A method of automatically feeding a part (4) having a through-hole to an intended place comprises the steps: disposing a feed rod (6) capable of advancing toward an intended place to which the part (4) is to be fed, said feed rod (6) consisting of a slide rod (16) of larger diameter and a guide rod (17) of smaller diameter, said guide rod (17) retractably projecting beyond the front end of the slide rod (16); provisionally holding the part (4) in a predetermined position on the advance/retraction axis of the feed rod (6); advancing the feed rod (6) to cause the guide rod (17) to pierce through the though-hole (10) in the part (4) so as to feed the part (4) to said intended place; and detecting, when relative displacement of the guide rod (17) with respect to the slide rod (16) occurs during the advance of the feed rod (6), such relative displacement and issuing a signal.
Patent KR-20030011066-A (KR)
IPC: H01L29/788
Filed: 2000-12-05
Abstract: 다수의 메모리 셀들로 구성된 메모리 디바이스를 소거하는 동안 피크 전계를 감소시키는 방법이 개시된다. 소거하는 동안 메모리 셀의 전계(E field )는 방정식 E field ~ a g (V gate -V th +V tuv )+(a s -1)V source 에 의해 결정되며, V gate -V th 가 소거 절차 동안 일정하도록 가변 게이트 전압(V gate )이 소거되는 셀의 게이트에 인가된다.
Patent KR-20020062364-A (KR)
IPC: A61P11/00
Filed: 2000-12-21
Abstract: 본 화학식 I의 화합물은 특정 타키키닌 수용체 길항제에 관한 것이며, 식 중 R, m, X, R1, R2, n, Y, R3, R4, R5 및 R6은 명세서에 기재된 바와 같다.  이 화합물은 류마티스성 관절염, 죽상경화증 및 종양 세포 성장과 같은 이상 혈관신생과 관련된 증상의 치료제로서 유용하다. 
     <화학식 I>
Patent KR-20030013366-A (KR)
Title: Method and device for producing biogas, which contains methane, from organic substances
IPC: C02F11/10
Filed: 2001-01-17
Abstract: Production of a methane-containing gas comprises aerobically digesting organic materials, carbonizing the residue to produce char, and anaerobically fermenting the carbonization off-gas with thermophilic methanogenic microorganisms. Production of a methane-containing gas (12) from organic materials (1) comprises: (a) subjecting the materials to aerobic digestion (4) with microorganisms to produce a solid and/or liquid residue (5) and a waste gas (6) containing carbon dioxide (CO2); (b) subjecting the residue to low-temperature carbonization (7) to produce char (8) and off-gas (9); and (c) subjecting the off-gas to anaerobic fermentation (11) with thermophilic methanogenic microorganisms. An Independent claim is also included for apparatus for carrying out the process, comprising an aerobic digester, a carbonization reactor and a methanogenic fermenter.
Patent KR-20020072590-A (KR)
Title: 플라즈마 표시장치
IPC: H01J11/14
Filed: 2001-12-28
Abstract: 높은 정세도와 높은 명도의 표시를 실현할 수 있고, 낮은 전력소비와 높은 안정성을 가지는 플라즈마 표시장치가 제공된다.    전면유리기판(12)상에서, 40㎛의 두께로 유지전극(17a)와 (17b)가 배치된다.    그 두께는 유지전극(17a)와 (17b)의 대향면들이 본질적인 방전면과, 대향면사이에서 직선형태의 방전경로가 되는 것을 허용하기에 충분하다.     그러므로, 방전에 의해 제공된 준안정 입자들은 주변방향의 이들 대향면 사이에서 공간으로부터 멀어지는 낮은 확률의 이동을 가진다.
Patent KR-20020088429-A (KR)
Title: 윤곽 필터 및 윤곽 필터로부터 윤곽 정보를 제공하는 방법
IPC: H04N9/04
Filed: 2002-01-14
Abstract: 본 발명은 디지털 카메라 센서에 관한 것이고, 상세하게는 RGB 베이어 센서용 앨리어싱 없는 윤곽 필터(contour filter)에 관한 것이다. 필터(ZSB, 7)는 백 폴드된 앨리어싱 구조를 증폭시키고, 이미지 센서의 녹색에 의해 발생된 녹색-녹색 차를 제거한다.
Patent KR-20030019353-A (KR)
Title: Electrolytic cell and method for electrolysis
IPC: C25B9/23
Filed: 2001-04-19
Abstract: An electrolytic cell is provided for producing a sodium hypochlorite solution with active chlorine from brine. A plurality of the cells are typically employed with provision for cooling the electrolyte. The cell comprises a cylindrical metallic cathode with a smaller cylindrical metallic anode disposed within the cathode to define an annular passage through which the electrolyte passes. In preferred embodiments, the annular passage can contain particulate material such as carbon to enhance surface contact, and an anionic membrane can be provided between the anode and cathode to divide the annular passage into two chambers.
Patent KR-20020093932-A (KR)
Title: 사상균 크리소스포리움 분야에서의 발현 조절 서열 및발현 생성물
IPC: C12Q1/68
Filed: 2001-04-17
Abstract: 본 발명은 서열 번호 2 및 4의 아미노산 서열과 각각 70% 및 75%의 최소 아미노산 동일성을 나타내는 크리소스포리움 글리코실 히드롤라제 7군 및 10군에 해당하는 신규 단백질과, 서열 번호 6의 부분 아미노산 서열과 86% 이상의 아미노산 동일성을 나타내는 크리소스포리움 글리세르알데히드 포스페이트 데히드로게나제에 해당하는 단백질에 관한 것이다. 본 발명은 또한 이들 단백질을 암호화하는 핵산 서열과, 특히 해당 유전자의 발현을 조절하는 프로모터 서열에 관한 것이다. 상기 유전자의 발현용으로 바람직한 숙주는 진균, 특히 크리소스포리움 균주이다.
Patent KR-20040063571-A (KR)
Inventor: LEE HYEONG IL
IPC: H04N5/74
Filed: 2003-01-08
Abstract: PURPOSE: A device and a method for correcting brightness in an image display device are provided to offer a high-quality image to a user by equalizing the brightness of a screen of a liquid crystal projector. CONSTITUTION: A control voltage correcting device corrects a control voltage according to a correction coefficient generated after obtaining the inverse of a brightness characteristic of light. A projection LCD(Liquid Crystal Display) projects an inputted light according to the control voltage provided from the control voltage correcting device. The control voltage correcting device has an ADC(Analog to Digital Converter)(100), a correction coefficient generating unit(106), a multiplier(104) and a DAC(Digital to Analog Converter)(110). The ADC(100) converts the control voltage into a digital control voltage. The correction coefficient generating unit(106) obtains the inverse of the brightness characteristic of the light, and generates the correction coefficient. The multiplier(104) multiplies the digital control voltage by the correction coefficient generated in the correction coefficient generating unit(106). The DAC(Digital to Analog Converter)(110) converts the output of the multiplier(104) into an analog signal, and provides the analog signal to the projection LCD.
Patent KR-20040064080-A (KR)
Inventor: HSIEH JACKSON
IPC: H01L27/14
Filed: 2003-01-09
Abstract: PURPOSE: An injection-molded image sensor and a method for manufacturing the same are provided to secure the image detector on a printed circuit board by using a solder tin. CONSTITUTION: A plurality of metal sheets(30) each of which includes a first board, a second board, a third board and a fourth board are arranged in a matrix. An injection-molded structure(32) having U-type shape includes a first and a second molding body and seals the metal sheets by injection-molding. The first board is exposed from the first molding body to form a signal input terminal. The second board is exposed from a lower portion of the first molding body to form a signal output terminal. A photosensitive chip(34) is mounted in a cavity of the injection-molded structure(32). A plurality of connecting pads are formed on the photosensitive chip(34). A plurality of wires(36) electrically connect the connecting pads to the signal input terminal. A transparent layer(38) seals the photosensitive chip by covering the first molding body.
Patent KR-20040065460-A (KR)
Inventor: ANDREIA SONIN
IPC: C08J5/18
Filed: 2003-01-14
Abstract: PURPOSE: Provided are a method for industrially producing low dielectric constant of thin film material having excellent insulation property and mechanical strength, and a low dielectric constant of thin film produced by the method. CONSTITUTION: The method comprises the steps of (i) preparing an aqueous solution of worm-like micelle precursor comprising surfactant and salt bonded with polar head group of the surfactant, (ii) mixing a silicate and an acid with the aqueous solution to form a mixture, (iii) filling a plane-parallel capillary which consists of top/lower bases of electrode and has a thickness of several micrometers, with the mixture, (iv) applying ac(f=1 kHz) voltage of 10-20 volts to the capillary, and maintaining the applied voltage for 1-10 minutes, so as to obtain a solid porous film, and (v) removing the top base from the solid porous film, and firing the film at 350-600 deg.C for 30 minutes to 12 hours.
Patent KR-20040065751-A (KR)
Inventor: HAN YEONG SU
IPC: B82B3/00
Filed: 2003-01-16
Abstract: PURPOSE: A method for preparing a carbon nanotube is provided, to obtain a carbon nanotube of a high quality by growing it rapidly at a low temperature of 500 deg.C or less. CONSTITUTION: The method comprises the steps of adding an oxygen or argon gas together weight a carrier gas of a reaction gas into a plasma enhanced chemical vapor deposition apparatus to prepare plasma; and injecting a hydrocarbon gas (CxHy) into the plasma enhanced chemical vapor deposition apparatus to react the hydrocarbon gas with the reaction gas to grow a carbon nanotube. Preferably the carrier gas is hydrogen and the hydrocarbon gas is acetylene (C2H2). The plasma enhanced chemical vapor deposition apparatus is provided with a high frequency generator for making the reaction gas into plasma state.
Patent KR-20030065390-A (KR)
Title: 액체 연료 및 증기의 유동 제어 시스템과, 액체 연료 및연료 증기의 유동 제어 방법
IPC: B60K15/04
Filed: 2003-01-29
Abstract: 연료 탱크용 증기 배기 시스템은 그 출구가 저장 캐니스터에 연결된 탱크의 상부에 증기 배기 밸브를 구비한다.  일 실시예에 있어서, 배기 밸브 출구는 증기 재순환을 위해 충전 튜브에 연결된 호스를 통해 캐니스터에 연결된다.  다른 실시예에 있어서, 도관의 일 단부는 탱크 벽을 통해 연결되고, 대향 단부는 증기 재순환을 위해 충전 튜브에 연결된다.  노즐 밀봉부는 재순환 연결부상에서 충전 튜브에 제공된다.  충전 튜브는 단방향 밸브 연결부 아래에서, 재순환 연결 밸브로부터의 증기와, 충전 튜브의 상부 단부에서 노즐 밀봉부를 통과하는 모든 공기 누설물을 부유 운반하도록 연료 공급 노즐 배출물과 동적 밀봉을 실행하고 그리고 증기 재순환이 차단될 때 음압을 생성하여 자동 노즐 차단의 작동을 보장하는 크기로 되어 있다.
Patent KR-20040069830-A (KR)
Inventor: JUNG JAE YONG
IPC: B23K26/06
Filed: 2003-01-30
Abstract: PURPOSE: A laser welder is provided to reduce damage of a welding object to minimize thermal loss during welding work by varying a shape of a laser beam and a radiation intensity profile of the beam in real time. CONSTITUTION: A laser welder includes a plurality of a laser beam generating sections(5a,5b) for generating a laser beam at different output modes. Plural laser driving units(3a,3b) are provided to supply driving power to the laser beam generating sections(5a,5b). A reflector is provided to convert a direction of the laser beam radiated from the laser beam generating sections(5a,5b). A beam combiner combines laser beams radiated from the laser beam generating sections(5a,5b) with each other. A control unit(1) is provided to adjust an output of driving power supplied to the laser beam generating sections(5a,5b) from the laser driving units(3a,3b).
Patent KR-20030021223-A (KR)
Inventor: LEE YOUNG SU
IPC: A01K97/08
Filed: 2003-02-19
Abstract: PURPOSE: A tripod for adjusting length and angle of fishing bag is provided to prevent rainwater and dew from soaking into a fishing bag by standing a tripod at the bottom of a bag. CONSTITUTION: The tripod for adjusting length and angle of fishing bag includes a toothed gearing fixing part on the attaching board, a gear rotation angle adjusting part, an angle adjusting button and a length adjusting part. The gear rotation angle adjusting part has a bolt and a built-in spring. The length adjusting part has a length fixing prop, a length adjusting prop and a length adjusting grip. The toothed gearing fixing part and the length adjusting grip make the fishing bag have a good angle and length on a land. User easily changes the angle of the fishing bag using the angle adjusting button in various locations including a slope and an inclined land.
Patent KR-20030023664-A (KR)
Inventor: KIM HUN
Filed: 2003-02-25
Abstract: PURPOSE: A shared brand design download and producing system and method is provided to collect various types of ready made designs from a design student, a specialized designer or others, to offer the collected ready made designs to a user, and to enable the user to make a production order of a commodity to a production company according to the downloaded brand design over the internet. CONSTITUTION: An end user and a designer access a shared brand design web site, and subscribe for the web site as a free member(61). A producer or a supplier also subscribes for the web site as a charged member(62). A server of the web site assesses the designs offered by the designer, classifies and stores them(63), and classifies the producer or the supplier according to a business category(64). The end user logs in the web site by inputting an ID and a password(65), searches for detailed data and downloads the searched brand design(66). The end user searches for a desired producer or supplier in order to produce or purchase a commodity or a product according to the downloaded design(67), and transmits a production or purchase order to the searched producer or supplier(68). The producer or supplier checks the order, makes an estimate for the order, and transmits the estimate to the end user(69). The end user determines a producer or supplier, and pays the producer or supplier by using various payment tools(70). The producer or supplier downloads the shared brand design, and produces a real object according to the shared brand design(71). The end user checks the produced real object in a real world, and the producer or supplier pays the web site a brokerage commission(72).
Patent KR-20040082896-A (KR)
Inventor: KIM SEOK GI
IPC: H04N5/351
Filed: 2003-03-20
Abstract: PURPOSE: A CMOS image sensor having a motion detecting function and a motion detecting method are provided to output only image data of a selected pixel to reduce power consumption. CONSTITUTION: A CMOS image sensor includes a pixel array(210), a control circuit(230) for generating a control signal for controlling timing, a row select circuit(220) for selecting a row of the pixel array, a column select circuit(240) for selecting a column of the pixel array, and an A/D converter(260) for receiving the output signal of the column select circuit, converting the output signal into a digital signal and generating the first and second output signals in response to the control signal. The CMOS image sensor further includes a reference voltage generating circuit(270) for receiving the second output signal of the A/D converter and generating a reference voltage having a level varied in response to the status of the second output signal, a motion detecting circuit(280) for receiving the first output signal of the A/D converter, judging whether there is a motion and transmitting the judged result to the control circuit, and an output buffer for receiving the first output signal of the A/D converter and outputting the first output signal.
Patent KR-20040083676-A (KR)
Inventor: HAN HONG YEOP
IPC: A63B71/02
Filed: 2003-03-24
Abstract: PURPOSE: Supplies for sports and leisure are provided to enjoy the supplies at any time regardless of whether it is day or night time by mounting light emitting or acoustic element. CONSTITUTION: The supplies for sports and leisure comprises: a stick(100) comprised of grip(110) with a plurality of projections to make the grip(110) easily holdable, a shaft(120) formed in a curve integral with the grip(110) and a head(130); a disc(200) comprised of a round board, a central disc and a guiding member; and a target(300) comprised of a stroke portion(310) constructed in a round shape and provided at the edge with a circle lamp(312), a height adjusting portion(320) adjusting the height of the strike portion(310) and a supporting portion(330) provided with a height adjusting lever(332) and an on-off button(334).
Patent KR-20030078032-A (KR)
Title: 자기 저항 효과 소자 및 이것을 갖는 자기 메모리
IPC: G11C11/16
Filed: 2003-03-27
Abstract: 사이즈를 저감해도, MR비가 크고, 열 안정성이 우수하며, 스위칭 자장이 작은 자기 저항 효과 소자 및 이 자기 저항 효과 소자를 이용한 자기 메모리를 얻는 것을 가능하게 한다.  복수의 강자성층이 비자성층을 사이에 두고 적층된 기억층과, 적어도 1층의 강자성층을 갖는 자성막과, 상기 기억층과 상기 자성막 간에 형성된 터널 배리어층을 구비하고, 상기 기억층의 강자성층은 Ni-Fe-Co 삼원 합금으로 이루어지며, Ni-Fe-Co 삼원 상태도에 있어서, Co 90(at%) Fe 10(at%) -Fe 30(at%) Ni 70(at%) 의 직선, Fe 80(at%) Ni 20(at%) -Fe 30(at%) Ni 70(at%) 의 직선, Fe 80(at%) Ni 20(at%) -Co 65(at%) Ni 35(at%) 의 직선이 둘러싼 내측의 조성 영역 및 Fe 80(at%) Ni 20(at%) -Co 65(at%) Ni 35(at%) 의 직선, Co 90(at%) Fe 10(at%) -Fe 70(at%) Ni 30(at%) 의 직선, Co 90(at%) Fe 10(at%) -Fe 30(at%) Ni 70(at%) 의 직선이 둘러싼 내측의 조성 영역 중 어느 한쪽의 조성 영역으로부터 선택되는 조성을 갖고, 상기 기억층과 상기 터널 배리어층의 계면 및 상기 자성막과 상기 터널 배리어층의 계면에서의 최대 표면 거칠기가 0.4㎚ 이하이다.
Patent KR-20040085738-A (KR)
Inventor: OH HYEON SEOK
IPC: H04B1/40
Filed: 2003-04-01
Abstract: PURPOSE: An emergent call method when a mobile communication terminal is in low voltage state is provided to supply power to parts only necessary for a call operation when a battery has a low voltage, to reduce power consumption, thereby transmitting an emergent call or a text message. CONSTITUTION: A low voltage detector periodically compares a measurement value with a predetermined value to check a battery voltage(S21,S22). The detector decides whether the battery voltage is less than the predetermined value(S23). If the battery voltage is more than the predetermined value, the detector supplies power to each part of a terminal for a normal operation(S24). If the battery voltage is less than the predetermined value, the detector cuts off all unnecessary powers, and supplies the power to necessary elements only(S25,S26).
Patent KR-20040086657-A (KR)
Inventor: PARK JUN SANG
IPC: F42D3/04
Filed: 2003-04-03
Abstract: PURPOSE: A blasting method for controlling shock wave is provided to prevent adverse effects such as crack of surrounding building and ground subsidence, cleanly form shape of the blasted boundary surface and reduce explosive used, a base rock cutting device used in the method is provided, and a blasting preparation structure is provided. CONSTITUTION: In a base rock cutting device for cutting off inner and outer parts of the boundary line together with the perforated holes by removing the base rock between a plurality of perforated holes drilled along a boundary line for dividing an inner region to be blasted on the free face of a base rock to be blasted in such a way that the perforated holes are parallel to each other with being spaced apart from each other in a certain distance, the base rock cutting device comprises a main body(33) which is longitudinally extended in such a way that the main body is penetrated into the perforated hole, and in which an inner space(72) is formed; a circular saw(37) rotationally installed at the outer side of a front part of the main body to remove a certain width of the corresponding base rock between the perforated hole and a neighboring perforated hole when the main body is penetrated into the perforated hole so that inner spaces of the perforated holes are communicated with each other; a driving means installed in the main body to rotate the circular saw by receiving external power; and an operation part(35) positioned at a rear part of the main body to control the driving means.
Patent KR-20040088078-A (KR)
Inventor: KIM CHUL WON
Filed: 2003-04-08
Abstract: PURPOSE: A business method combining the B2B(Business-to-Business) and the B2C(Business-to-Customer), and a computer-readable recording medium recording a program for the same are provided to operate a reward system to return partial profits to customers, and enable a distributor to offset or reduce rewards given to the customers when the distributor receives articles from a supplier. CONSTITUTION: The distributor offsets partial or all rewards given to the customers with the rewards given to the distributor from the supplier. The supplier offsets partial or all rewards given to the distributor from the supplier depending on a degree using a delivery system. The rewards given to the customers from the distributor are offset partially or entirely by the degree that the distributor uses the delivery system.
Patent KR-20040089197-A (KR)
Inventor: JANG UN KYU
IPC: C09J7/00
Filed: 2003-04-11
Abstract: PURPOSE: Provided is an apparatus for conveniently and automatically manufacturing a covering tape used to cover portions to be unpainted. CONSTITUTION: The apparatus includes several vinyl supply rollers(20); a transfer member(30) for moving each vinyl supply roller(20) from side to side; a speed control member(40) for controlling the speed of each vinyl supply roller(20); a cutting member(50) for cutting one top side of transferred vinyl longitudinally and spreading out; a tape supply roller(60) for supplying a tape onto the spread portion of vinyl; several adhesion rollers(70) for attaching the tape onto the spread portion except a portion to be unadhered; several guide rollers(80,90) for guiding transfer of the vinyl and the tape; several winding roller(100) for winding the produced covering tape, respectively; and a motor(200) for driving each winding roller(100).
Patent KR-20040088827-A (KR)
Inventor: CHOI SEONG O
IPC: F24F11/02
Filed: 2003-04-12
Abstract: PURPOSE: A multi-air conditioner for simultaneous cooling and heating having a supercooling accumulator is provided to prevent a noise of an expansion device of an indoor unit in the middle of cooling operation due to inflow of a two-phase refrigerant. CONSTITUTION: An outdoor unit(21) includes outdoor heat exchangers(27). A plurality of indoor units(11) has indoor heat exchangers(12) and expansion devices(13). A casing(52) is formed at a circumference of a refrigerant pipe where a liquid refrigerant of high pressure passing through the outdoor heat exchanger flows, forming a containing space for temporarily containing refrigerant of low temperature passing through the indoor unit in the middle of cooling operation. A supercooling accumulator(51) is installed for supercooling the liquid refrigerant of high pressure inside the casing to flow the supercooled refrigerant to the expansion devices.
Patent KR-20040091418-A (KR)
Inventor: CHO CHAN HWI
IPC: A23L17/40
Filed: 2003-04-21
Abstract: PURPOSE: Provided are a method for manufacturing the concentrated extract of melanian snail and a functional food having the extract and medicinal herb extract. The food contains rich amino acid, fatty acid and minerals of the melanian snail. CONSTITUTION: The method for manufacturing the concentrated extract of melanian snail comprises the steps of: washing melanian snail and dipping it in clear water to discharge impurities; pulverizing the melanian snail and mixing it with purified water in a mixing ratio of 1:1 to 3:1; and double-boiling the mixture for 30-50 hours.
Patent KR-20040098882-A (KR)
Inventor: TASHIRO KIYOFUMI
IPC: B01D39/16
Filed: 2003-05-16
Abstract: PURPOSE: To provide a felt material capable of efficiently collecting dust discharged at high temperature from various thermal equipments when used as a bag filter or the like. CONSTITUTION: The felt material (1) is obtained by interposing a base textile (6) woven from a yarn containing the silica fiber between card laps (5') comprising silica fiber that is prepared by removing solubles or organic ingredients form raw fiber followed by baking and a heat-resistant organic fiber having no melting point or a melting point of about >=250°C, needle-punching them to be integrally formed one another and then heat-treating.