baber/WOPTO huggingface dataset:
Patent KR-101986190-B1 (KR)
Inventor: LEE JEON HAENG
IPC: B23Q11/10
Filed: 2019-01-09
Granted: 2019-06-05
Abstract: The present invention relates to a device to process a material made of titanium and a titanium alloy. The device comprises: a material supply part delivering a material to a CNC machining part; the CNC machining part connected to the material supply part to process the material supplied from the material supply part; and a postprocessing part postprocessing the completely processed material discharged through the CNC machining part. The CNC machining part includes: a housing having a work space placed therein; a fixing chuck, a tip member, a back spindle, a cutter, and a fluid spray member, which are placed in the work space in the housing; and a material inlet hole installed on a side of the housing to have an opening into which the material delivered from the material supply part is inserted. The fixing chuck fixes the material, the tip member cuts the material, the back spindle is installed face to face with the fixing chuck to receive the material from the fixing chuck and fix the material, the cutter cuts the material, and the fluid spray member is installed to spray water onto the material.
Patent KR-101994064-B1 (KR)
Title: Fire fighting system management system and method
Inventor: KIM JONG BAE
IPC: G08B25/10
Filed: 2019-01-11
Granted: 2019-06-27
Abstract: Disclosed are a fire fighting facility management system and a method thereof. The system comprises a management server, a control device, a plurality of image obtaining device, and a terminal device. According to the present invention, the system can effectively manage information on control items during the remote or manual control of a fire fighting facility and can provide a precise escape route when a fire occurs.
Patent KR-102112764-B1 (KR)
Inventor: LEE SANG WOOK
IPC: F17C13/04
Filed: 2019-02-01
Granted: 2020-05-19
Abstract: An object of the present invention is to provide an automatic gas supply apparatus which can prevent damage of the apparatus by alleviating shock generated in a process of connecting a cover separating unit or a connector fastening unit to a valve connector. The present invention for implementing this includes: the valve connector provided on one side of a valve which regulates gas supply of a gas storage container; a connector fastening unit for connecting a connection piping connector to the valve connector by supporting the connection piping connector connected to a gas consuming place; a moving means for moving the connector fastening unit to a position to be fastened with the valve connector; and a shock absorbing means which is connected to the connector fastening unit and absorbs the shock generated when the connector fastening unit is coupled to the valve connector.
Patent KR-102372739-B1 (KR)
Title: 라인 폭 변동에 대한 리소그라피 마스크의 구조-독립적 기여도를 결정하기 위한 방법
IPC: H01L21/67
Filed: 2019-02-20
Granted: 2022-03-11
Abstract: 라인 폭의 변동에 대한 리소그라피 마스크(5)의 구조-독립적 기여도를 결정하기 위해, 리소그라피 마스크(5)의 구조화되지 않은 측정 영역의 기록된 2D 세기 분포(15 zi )가 공간적으로 분해된 방식으로 평가된다.
Patent KR-102278675-B1 (KR)
IPC: G01T1/02
Filed: 2019-02-27
Granted: 2021-07-16
Abstract: 본 발명의 일 실시예에 따른 엑스레이를 이용한 도금두께 측정 장치는 기설정된 시간동안 엑스레이를 방출하는 엑스레이부; 상기 방출된 엑스레이의 진행방향에 시료를 고정시키는 시료고정부; 특정 위치에 고정되어, 상기 방출된 엑스레이가 상기 시료에 입사된 후 상기 시료에서 방사되는 형광선들을 수집하는 형광선 수집부; 상기 시료를 회전시키도록 상기 시료고정부를 제어하고, 상기 수집된 형광선들에 기반하여 상기 시료의 표면에 도금된 물질에 포함된 원소들의 밀도를 검출하고, 상기 검출된 원소들의 밀도에 기반하여 상기 도금된 물질의 두께를 측정하는 제어부를 포함한다.
Patent KR-102307600-B1 (KR)
IPC: H01L51/00
Filed: 2019-03-15
Granted: 2021-09-30
Abstract: 유기 반도체 등 고순도인 것이 요구되는 유기 화합물을 정제하는 방법에 있어서, 기화된 유기 화합물을 운반하는 캐리어 가스인 불활성 가스의 유량과 계내의 압력을 정밀하게 제어하지 않으며 불활성 가스 등에 함유되어 있는 산소에 의한 산화의 영향이 우려되지 않는 정제 방법을 제공하는 것을 과제로 한다. 
기화된 유기 화합물과 기화된 이온 액체를 접촉시켜 상기 유기 화합물을 고체로서 석출시키는 것을 특징으로 하는 유기 화합물 석출 방법 등에 의해 해결할 수 있었다.
Patent KR-102211481-B1 (KR)
IPC: G06T7/246
Filed: 2019-03-27
Granted: 2021-02-02
Abstract: 본 발명은 비지도 학습 방식으로 객체 랜드마크 검출 장치 및 시멘틱 정합 장치를 학습시킬 수 있어 학습용 데이터를 요구하지 않으며, 학습 시에 시멘틱 정합 장치와 객체 랜드마크 검출 장치가 상호 보완되도록 함으로써, 비지도 학습 방식으로도 우수한 학습 성능을 제공할 수 있는 객체 랜드마크 검출 장치 및 시멘틱 정합 장치의 공동 학습 장치 및 방법을 제공할 수 있다.
Patent KR-102129982-B1 (KR)
Title: Method for manufacturing allium victorialis jangajji and allium victorialis jangajji manufactured by the same
Inventor: KIM SU YEON
IPC: A23L27/00
Filed: 2019-03-28
Granted: 2020-07-17
Abstract: The present invention relates to a method for producing an allium microdictyon pickle and an allium microdictyon pickle produced thereby. The object of the present invention to produce an allium microdictyon pickle which has a long storage period, provides excellent taste, texture, and flavor, and has high quality with enhanced nutritional content.
Patent KR-102138465-B1 (KR)
Inventor: JEONG YOUNG HUN
IPC: H01L41/047
Filed: 2019-04-02
Granted: 2020-07-27
Abstract: In the present invention, in a speaker using a piezoelectric element, a concave-convex structure is formed on a diaphragm such that the sound pressure performance (output size) of the speaker is improved through the concave-convex structure, and also durability is improved. The present invention is expected to improve the sound pressure performance by providing the speaker using the piezoelectric element including the concave-convex structure in the diaphragm. In addition, the present invention provides the speaker using the piezoelectric element including the concave-convex structure in the diaphragm, thereby solving a problem in that the durability of the diaphragm is deteriorated and a problem in that the piezoelectric material is deteriorated due to heat generation in the speaker using the piezoelectric element.
Patent KR-101994942-B1 (KR)
IPC: B60J5/10
Filed: 2019-04-02
Granted: 2019-07-02
Abstract: 이중결합구조의 자동차 내장재용 복합패널이 개시된다. 본 발명에 따른 이중결합구조의 자동차 내장재용 복합패널은, 자동차의 내부 일측의 형상을 구성하기 위해 사출성형되는 합성수지패널; 금형 내에 인서트되어 상기 합성수지패널의 일영역에 대한 부분적인 보강이 이루어지도록 하는 금속재 보강브라켓; 상기 합성수지패널의 사출성형시 상기 보강브라켓의 중앙부에 형성된 다수의 결합홀 내로 유입되어 상기 보강브라켓과 결합력을 형성하는 제1 결합사출부; 및 상기 합성수지패널의 사출성형시 상기 보강브라켓의 일부 테두리를 둘러싸도록 이루어져 상기 보강브라켓과 결합력을 형성하는 하나 이상의 제2 결합사출부를 포함하는 것을 특징으로 한다. 본 발명에 의하면, 합성수지패널의 사출성형시 인서트되는 보강브라켓의 중앙부와 소정의 형상으로 결합력을 형성하는 다수의 제1 결합사출부 및 보강브라켓의 일부 테두리와 소정의 형상으로 결합력을 형성하는 하나 이상의 제2 결합사출부가 합성수지패널 및 보강브라켓과 일체로 형성됨에 따라, 합성수지패널 자체의 강성이 보강됨은 물론, 보강브라켓과 합성수지패널 간 결합력의 강화로 인해 충격이나 진동에도 이음발생이나 파손 내지 분리 등이 저감될 수 있다.
Patent KR-102266984-B1 (KR)
IPC: C09D11/52
Filed: 2019-04-08
Granted: 2021-06-18
Abstract: 본 발명은 포화 또는 불포화 탄화수소를 포함하는 아민으로 표면개질된 2차원 맥신 입자 및 이의 제조 방법 및 용도(예, 전도성 필름)에 관한 것이다.
Patent KR-102213746-B1 (KR)
IPC: B21B28/02
Filed: 2019-04-18
Granted: 2021-02-08
Abstract: 본 발명에 따른 스크레이퍼 및 간격조절장치가 구비된 선재압연롤러는, 일정 간격이 벌어져 통과하는 선재를 압연하는 상부롤러(110a) 및 하부롤러(110b, 상부롤러(110a) 및 하부롤러(110b)의 중심을 관통하여 고정되며, 상부롤러(110a) 및 하부롤러(110b)를 회전시키는 상부 구동샤프트(S1) 및 하부 구동샤프트(S2), 상부 구동샤프트(S1) 및 하부 구동샤프트(S2)의 일측에 구비되고, 상부 구동샤프트(S1) 및 하부 구동샤프트(S2)를 지지하는 상부 베어링하우징(130a) 및 하부 베어링하우징(130b), 상부 베어링하우징(130a) 및 하부 베어링하우징(130b)의 내부에 삽입되며, 상부 구동샤프트(S1) 및 하부 구동샤프트(S2)와 면접촉하여 마찰을 최소화하는 저어널베어링(140), 상부롤러(110a) 및 하부롤러(110b)의 간격을 조절하는 간격조절장치(120)를 포함하고, 스크레이퍼(200)가 더 구비되되; 스크레이퍼(200)는, 상,하부롤러 주변의 일정위치에 고정되고 내면에 나사산이 형성된 통공이 구비된 축받침(220)과, 축받침(220)에 형성된 통공에 나사결합된 나사축(210)과, 원판형 또는 구형의 형상으로 나사축(210)의 일측끝단에 구비되어, 롤러(110a,110b)의 성형홈 내면에 고착된 불똥을 제거하는 칼날(250)과, 나사축(210)의 타측끝단에 구비된 핸들(230)로 이루어진 것을 특징으로 한다.
Patent KR-102132123-B1 (KR)
Title: treatment system for gas and vessel having the same
Inventor: OH SE YOUNG
IPC: F17C9/00
Filed: 2019-04-18
Granted: 2020-07-09
Abstract: The present invention relates to a gas treatment system and a vessel including the same. The gas treatment system includes: a liquefied gas heat exchanger heating liquefied gas of a liquefied gas storage tank to supply the same to a first engine; an evaporation gas compressor compressing evaporation gas of the liquefied gas storage tank to supply the same to a second engine; a hydrogen gas compressor compressing hydrogen gas of the liquefied gas storage tank to supply the same to the second engine; and a methane production part producing methane by making a reaction between at least some of the hydrogen gas compressed by the hydrogen gas compressor to be delivered to the second engine and carbon dioxide contained in exhaust gas discharged from the first engine. The evaporation gas compressed by the evaporation gas compressor and the hydrogen gas compressed by the hydrogen gas compressor are mixed to be supplied to the second engine. Therefore, the present invention is capable of reusing carbon dioxide produced from an engine by reforming the same as methane.
Patent KR-102191450-B1 (KR)
IPC: B23K1/00
Filed: 2019-04-24
Granted: 2020-12-15
Abstract: 본 발명은, 특히 자동차용 열 교환기를 열적으로 결합하기 위한 장치(1)에 관한 것이다.  이 장치(1)는, 제1 수용 요소(2) 및 제2 수용 요소(3) 그리고 하나 이상의 열원(7)을 구비한다.  수용 요소(2, 3)는, 각각 하나 이상의 단열부(5, 6, 11a, 11b, 11c) 및 서로에 대해 정렬되어 있고 지지면들 사이에 결합될 대상물(12)을 배열하기 위한 지지면을 구비하여 형성되어 있다.  하나 이상의 수용 요소(2, 3)는 다른 수용 요소(2, 3)에 대하여 가동적으로 형성되어 있다.  적어도 제1 수용 요소(2)는, 열원(7)에 의해서 가열될 수 있는 하나 이상의 열 질량(8, 9)을 구비한다.  제2 수용 요소(3)는 대상물(12)을 위한 지지면을 갖는 지지 요소(11)를 구비하여 형성되어 있는 한편, 제1 수용 요소(2)의 하나 이상의 제1 열 질량(8)은 열 라인을 통해 대상물(12)을 가열하기 위한 대상물(12)용 지지면을 구비한다.  본 발명은, 또한 이와 같은 장치(1)를 이용해서 열적으로 결합하기 위한 방법, 및 자동차용 플레이트 요소로부터 열 교환기를 제조하기 위해서 이용되는 이 방법의 용도와도 관련이 있다.
Patent KR-102128200-B1 (KR)
Inventor: JI HYUN SOOK
IPC: B01F1/00
Filed: 2019-04-30
Granted: 2020-06-29
Abstract: The present invention provides a dissolving device for a nano-bubble generation system to generate nano-bubble water by nano-sizing gas contained in the process of transferring mixed water in which water is mixed with air, as well as to be applied to small-sized nano-bubble facilities or devices through structural simplification and miniaturization. The dissolving device for a nano-bubble generation system is applied to a nano-bubble generation system to generate nano-bubble water by dissolving the gas while the mixed water of water and air is transferred. The dissolving device for a nano-bubble generation system comprises: a dissolution tank provided with a dissolution space configured to receive the mixed water having a transfer pressure and to be sealed to the outside to form a dissolution pressure of the gas with respect to the water; and a gas pulverizer provided in the dissolution space of the dissolution tank and configured to pulverize the gas contained in the introduced mixed water.
Patent KR-102257638-B1 (KR)
IPC: B05B13/02
Filed: 2019-05-03
Granted: 2021-05-28
Abstract: 본 발명은 원료의 현장배합, 생산, 시공이 가능한 원터치 이동식 뿜칠장치에 관한 기술로써, 내부에 원료가 저장되고, 상측면에 가압판(P)을 포함하는 가압부(11), 상측면에는 배출구(200)가 배치되는 복수개의 실린더(10)가 이격거리를 두고 배치되고, 상기 실린더(10)로부터 공급받은 원료를 혼합하여 조성물을 제조하는 교반부(20)를 포함하는 본체(1); 상기 교반부(20)와 연결되어 상기 조성물을 흡입하고, 상기 흡입한 조성물을 호스를 통해 스프레이건(3)에 제공하는 펌프(2); 싱기 펌프(2)에서 호스를 통해 제공된 조성물을 뿜어내는 스프레이건(3); 상기 펌프(2)와 연결되어 동력을 전달하는 콤프레셔(42); 및 상기 실린더(10), 교반부(20), 스프레이건(3), 펌프(2) 및 콤프레셔(42)의 동작을 제어하는 제어부(100); 를 포함하는 것을 특징으로 한다.
Patent KR-102155447-B1 (KR)
Inventor: YI YUN KWAK
IPC: E03C1/23
Filed: 2019-05-07
Granted: 2020-09-11
Abstract: The present invention relates to a pop-up opening and closing apparatus (100) for a washstand, which can easily disassemble and fasten an opening and closing valve (20) and a connecting pipe (50) and maximally exclude elements blocking a flow of sewage drained into a drain pipe (17) of the washstand (15) from the connecting pipe (50), thereby smoothly draining the sewage in case of drainage and easily removing accumulated foreign substances.
Patent KR-102024712-B1 (KR)
Inventor: SEO YOUNG SEOK
IPC: E03B3/06
Filed: 2019-05-10
Granted: 2019-11-04
Abstract: The present invention relates to radon removal equipment which removes radon contained in underground water by volatilizing the radon into the air. More specifically, the radon removal equipment continuously removes radon while dropping underground water passing through the air jet unit and the centrifugal separator to the bottom of the body unit to discharge radon to an upper end portion of the body unit, and stores radon-removed underground water in the water tank to supply hygienic underground water by mounting a body unit for collecting and supplying underground water on the top portion of a water tank for a simple water supply system to remove radon detected in underground water of simple water supply facilities and improve quality of water thereof, and having an air jet unit which separates radon while mixing air with underground water flown in the body unit and a centrifugal separator in which underground water separated from the air jet unit is flown to allow underground water to be in contact with air to a larger area.
Patent KR-102248387-B1 (KR)
IPC: H01L21/8238
Filed: 2019-05-16
Granted: 2021-05-10
Abstract: 반도체 소자의 제조 방법은 반도체 층의 채널 영역 위에 더미 게이트 구조체를 형성하고, 더미 게이트 구조체의 양 측면 상에 소스/드레인 에피택셜 층을 형성하고, 상기 소스/드레인 에피택셜 층에 대해 평탄화 동작을 수행하고, 평탄화된 소스/드레인 에피택셜 층을 패턴화하고, 상기 더미 게이트 구조체를 제거하여 게이트 공간을 형성하고, 게이트 공간에 금속 게이트 구조체를 형성하는 단계를 포함한다.
Patent KR-102065304-B1 (KR)
Title: Treatment Method of The Wastewater Containing Silica With Improved Treatment Efficiency
Inventor: KIM KYU YEOL
IPC: C02F3/12
Filed: 2019-05-17
Granted: 2020-01-10
Abstract: The present invention relates to a method for treating silica-containing wastewater with improved treatment efficiency, which comprises the steps of: firstly precipitating and removing silica by introducing silica-containing wastewater into a first gravity precipitation bath; precipitating and removing residual silica contained in treated water by transferring the treated water to a second gravity precipitation bath installed at a rear end of the first gravity precipitation bath; performing solid liquid separation and nitrification of the treated water by introducing the treated water to a membrane separation aerobic bath installed at a rear end of the second gravity precipitation bath for aeration treatment; reducing dissolved oxygen contained in the treated water by introducing the treated water into a degassing bath installed at a rear end of the membrane separation aerobic bath; performing nitrification and denitrification by conveying the treated water to a reactor from the degassing bath; performing nitrification and removal of phosphorus while oxidizing and removing organic matters which may remain in the treated water by introducing the treated water passing through the reactor into the membrane separation aerobic bath; and introducing the treated water passing through the membrane separation aerobic bath into the degassing bath to reduce the dissolved oxygen, conveying a part of the treated water to the reactor again via a conveying line, and discharging the remainder thereof. According to the present invention, silica generated in a semiconductor, especially wafer process, can be effectively treated, and organic matters contained in wastewater and nitrogen and phosphorus, which are nutritive salts, can be simultaneously treated.
Patent KR-102257597-B1 (KR)
IPC: G06Q10/08
Filed: 2019-05-21
Granted: 2021-05-28
Abstract: 본 발명은 정보시스템을 이용한 안전장비의 교체렌탈 방법에 관한 것이다. 좀 더 상세하게로는, 공기호흡기, 소화기, 방호장비 등 각종 재난대비용 안전장비들을 렌탈서비스로 제공하기 위하여, 상품을 임대한 뒤에 계약종료 시까지 처음에 임대한 상품을 계속하여 사용하도록 하는 종래의 임대방법이 아닌, 일정조건에 도달하면 기존에 임대한 안전장비를 동일규격의 대체용 안전장비로 교체해 주고, 기존에 임대한 안전장비는 회수하여 정비한 후 제3자에게 대체용 안전장비로 제공하거나 원래의 사용자에게 다시 제공하는 방식으로 운영하는 임대서비스를 위하여, 정보시스템을 이용하여 안전장비를 교체렌탈하는 방법에 관한 것이다.
Patent KR-102025047-B1 (KR)
Title: Functional Air Cleaner Using Water Curtain Filter
Inventor: HWANG JUN HA
IPC: A61L9/20
Filed: 2019-05-23
Granted: 2019-09-24
Abstract: According to the present invention, a functional air purifier using a water film filter includes: a water tank which contains filtering solution including water in a state of having an air inlet at one side thereof and has a water film filter erected and extended from the bottom to a liquid level of the filtering solution with a plurality of fine holes penetrating therethrough; a connection chamber which is connected to the water film filter and provides an air flow path for guiding air passing through the water film filter to a sterilization chamber; a sterilization chamber which is divided into a plurality of spaces through a plurality of partition walls installed at intervals in the height direction in a state of being connected to one side of the connection chamber, and has an air flow path formed in one side of the partition wall, sterilization lamps installed in each space, and a discharge hole positioned at the top and penetrating one upper side of the space; and a fan which is formed at any one side between the connection chamber and the sterilization chamber. According to the present invention, the functional air purifier using a water film filter has effects of improving the performance of air purification and solving filter replacement problems by providing not only an air filtering by the water film of filtering solution in the water film filter but also a sterilization function by the sterilization lamp.
Patent KR-102059193-B1 (KR)
Title: Friction roller
Inventor: NOH HONG KIL
IPC: B65G39/02
Filed: 2019-06-17
Granted: 2019-12-24
Abstract: The present invention relates to a friction roller used in a conveyor. More particularly, the present invention relates to a friction roller, which transports goods by rotating rollers of the friction roller by sprockets when transporting the goods, and allows the sprockets to slide naturally in bushes attached to the rollers when the goods are at rest, so that the rollers do not transmit a rotational force of the sprockets to the rollers, thereby smoothing idle of the rollers, preventing noise, and improving durability.
Patent KR-102172060-B1 (KR)
Inventor: CHOI YOUNG WOO
IPC: F24H9/18
Filed: 2019-06-21
Granted: 2020-10-30
Abstract: The present invention relates to a heater device including: an inlet pipe through which washing water is introduced; a heating pipe that is connected to the inlet pipe and has a heating passage through which the washing water is heated; at least one heater coil disposed in the heating passage to heat the washing water; and an outlet pipe through which the washing water heated in the heater coil is discharged. The outer surface of the heater coil comes in contact with the inner surface of the heating pipe, and the washing water is heated by coming in contact with the outer surface of the heater coil and the inner surface of the heating pipe.
Patent KR-102472558-B1 (KR)
IPC: C12P13/12
Filed: 2019-06-28
Granted: 2022-12-01
Abstract: 본 출원은 내재적 활성에 비하여 강화된  ssuABC  유전자에 의해 코딩되는 단백질 활성을 갖는 코리네박테리움 속 미생물을 티오설페이트를 포함하는 배지에서 배양하는 것을 포함하는, 황 함유 아미노산 또는 황 함유 아미노산 유도체의 제조방법에 관한 것이다.
Patent KR-102024669-B1 (KR)
Title: Fixing device of insulator for aerial line
Inventor: CHOI JEONG HEE
IPC: H01B17/14
Filed: 2019-07-05
Granted: 2019-09-25
Abstract: The present invention relates to a fixing device of an insulator for an aerial line. Provided is a fixing device of an insulator for an aerial line, configured to temporarily fix an aerial line in a live wire state when an overhead distribution line or the insulator is repaired. The fixing device comprises a fixing member (400) configured to distribute and support an aerial line (L1) which passes through an insulator (IN) of an insulator hanger (200) and a sleeve (300), installed on a support (100), and temporarily fix aerial lines (L1, L2) when the insulator (IN) or the aerial lines (L1, L2) is repaired. During a repairing operation, a wire fixing body is horizontally disposed, the aerial lines are temporarily disposed on an opened portion of a wire fixing part in a U shape, and a fixing bolt is fastened to the opened portion in the U shape, thereby facilitating temporary fixing of the aerial lines, and allowing an operator to conveniently perform repairing operation of the insulator or the aerial lines.
Patent KR-102061323-B1 (KR)
Title: Slope way for module
Inventor: HONG YOUNG KWANG
IPC: E04F11/00
Filed: 2019-07-12
Granted: 2019-12-31
Abstract: Disclosed is a modular prefabricated slope. The modular prefabricated slope of the present invention comprises a plurality of prefabricated slope modules that are detachably coupled to form an inclined surface when arranged to adjoin each other. The prefabricated slope module includes: an upper foothold unit; a flange for protecting a tiptoe intersected with the upper foothold unit in both end unit areas of the upper foothold unit; a plurality of height adjustment leg units supporting the upper foothold unit with respect to the ground, and able to adjust the height thereof; and a plurality of reinforcement members connected to the plurality of height adjustment leg units to reinforce the plurality of height adjustment leg units.
Patent KR-102073890-B1 (KR)
Inventor: KIM GEUN PYO
IPC: B01F5/00
Filed: 2019-07-17
Granted: 2020-02-05
Abstract: The present invention relates to a water tank inflow device for simultaneously mixing chemicals and removing foreign substances, and a water tank including the same, which are provided to supply chemicals, remove foreign substances and thus, drain and supply water, from which bacteria and the foreign substances have been removed, by utilizing the inlet flow rate at an inlet side of the water tank and the drainage flow rate at a drain side without using external energy. The water tank inflow device for simultaneously mixing chemicals and removing foreign substances by the present invention includes: a chemical mixing device (300) sterilizing water by mixing chemicals with the water; a foreign substance removing device (400) installed at least one of the upstream and downstream sides of the chemical mixing device, and removing foreign substances included in water; an inlet unit (200) supplying water to the chemical mixing device or the foreign substance removing device; and an injection device (500) injecting water, which passed through the chemical mixing device or the foreign substance removing device, into a water tank. Accordingly, the present invention sterilizes and removes foreign substances by chemical reaction by passing water through the chemical mixing device and the foreign substance removing device.
Patent KR-102150958-B1 (KR)
Title: Grouting method for ground reinforcement using quality control system by standardization
Inventor: JUNG JEA HYUN
IPC: E02D3/12
Filed: 2019-07-19
Granted: 2020-09-02
Abstract: The present invention provides a ground reinforcing grouting method, which applies a main injecting material having composite properties, thereby improving safety on the ground by implementing stiffening early due to stagnant gel time (hardening time when a composition is no longer injected and is stagnated) after spread while surely implementing the surrounding spread caused by properties of flowing gel time (time when a composition is not gelled while moved). Also, the method implements high quality construction using a quality control system through properties of the method and is eco-friendly by using inorganic materials.
Patent KR-102256717-B1 (KR)
Title: 빅데이터 분석을 이용한 차량 노면소음 감소장치
IPC: H04R3/00
Filed: 2019-07-31
Granted: 2021-05-26
Abstract: 본 발명에 따른 차량 노면소음 감소장치는 차량의 노면소음을 획득하는 마이크; 음향신호를 출력하는 스피커; 상기 차량의 위치를 획득하는 위치정보 획득부; 노면정보 제공서버로부터, 상기 차량의 종류와 장착타이어의 종류가 같은 복수의 차량에 의하여 상기 차량의 위치에서 획득된 노면소음 모집단을 분석하여 획득된, 분석 노면정보를 수신하는 통신부; 및 상기 수신된 분석 노면정보를 고려하여 상기 획득된 노면소음을 감소시키기 위한 대응 음향신호를 발생하도록 상기 스피커를 제어하여 제어부를 포함할 수 있다.