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公开(公告)号：US20210300805A1
公开(公告)日：2021-09-30
申请号：US17022093
申请日：2020-09-16
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Hye-won Kim , Seong Pil Jeong , Seockheon Lee
Abstract: The present disclosure relates to an apparatus for inhibiting formation of calcium based crystal, in which formation of calcium based crystals is inhibited by adding an optimal amount of magnesium to raw water having a high concentration of calcium ions and a high variation in calcium ion concentration and an apparatus for water treatment using the same.
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公开(公告)号：US11780545B2
公开(公告)日：2023-10-10
申请号：US17128209
申请日：2020-12-21
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Kyungjin Cho , Seong Pil Jeong
CPC classification number: B63B79/40 , B63J1/00 , C02F1/008 , G01C21/203 , G06Q10/08355 , G06Q50/30 , C02F2201/001 , C02F2209/008 , C02F2209/42
Abstract: The present disclosure relates to a system for fresh water supply using a desalination vessel and an autonomous navigation vessel, and more particularly, to a system for fresh water supply using a desalination vessel and an autonomous navigation vessel capable of, in providing fresh water to a plurality of islands using a vessel equipped with a desalination apparatus and an autonomous navigation vessel, setting an optimal fresh water supply route in consideration of the fresh water retention status of islands, location information of islands, and fresh water requirement amount for each route, and based on this, supplying fresh water to each of the islands, thereby minimizing the operation cost of the vessels and stably providing fresh water to the islands requiring fresh water, and the system for fresh water supply using a desalination vessel.
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3.发明申请公开(公告)号：US20150218018A1
公开(公告)日：2015-08-06
申请号：US14178784
申请日：2014-02-12
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Seockheon Lee , Seong Pil Jeong
CPC classification number: C02F1/447 , B01D61/364 , B01D69/02 , B01D69/10 , B01D2325/02 , B01D2325/04 , B01D2325/38 , C02F2103/08 , Y02A20/128
Abstract: An aspect of the invention relates a wastewater treatment module using a membrane distillation. The wastewater treatment module includes: an inflow-water side including a space for receiving feed water; a treated-water side including a space for receiving treated water, wherein the treated-water side coupled to the inflow-water side; and a separation membrane interposed between the inflow-water side and the treated-water side. The separation membrane has a bent shape.
Abstract translation: 本发明的一个方面涉及使用膜蒸馏的废水处理模块。 废水处理模块包括：流入水侧，包括用于接收给水的空间; 包括用于接收处理水的空间的处理水侧，其中与流入水侧相连的处理水侧; 以及插入在流入水侧和处理水侧之间的分离膜。 分离膜具有弯曲形状。
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公开(公告)号：US11767437B2
公开(公告)日：2023-09-26
申请号：US17234800
申请日：2021-04-20
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Jee Hye Byun , Seong Pil Jeong
CPC classification number: C09D5/24 , B05D1/60 , C08J7/044 , C08J7/0427 , C09D165/00 , H01B5/14 , C08J2327/16 , C08J2369/00 , C08J2377/06 , C08J2379/08 , C08J2465/00 , H01B3/306 , H01B3/445
Abstract: The present disclosure relates to a porous polymer actuator which maintains the porous structure of the polymer actuator by forming a conductive polymer layer on a commercially available porous polymer separation membrane by vapor-phase polymerization and is capable of improving fast responsiveness to organic solvents and durability by ensuring structural anisotropy, and a method for fabricating the same. The porous polymer actuator according to the present disclosure includes: a porous polymer separation membrane having pores; and a conductive polymer layer coated on one surface and in the pores of the porous polymer separation membrane, wherein the porous polymer actuator has a gradient wherein the amount of the conductive polymer coated in the pores decreases from the one surface of the porous polymer separation membrane toward the other surface.
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Patent Agency Ranking
公开(公告)号：US10745306B2
公开(公告)日：2020-08-18
申请号：US16390007
申请日：2019-04-22
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Seong Pil Jeong , Jae Woo Choi , Kyungjin Cho , Hien Thi Nguyen , Youngjae Kim , Am Jang , Seunghak Lee , Seockheon Lee
Abstract: Provided is an aquifer storage and recovery system, in which microbes extracted from an underground aquifer are involved in an assimilable organic carbon (AOC) removal mechanism and applied to an aerobic reactor, and a predetermined portion of assimilable organic carbon in raw water is removed through the aerobic reactor.
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6.发明授权公开(公告)号：US10357745B2
公开(公告)日：2019-07-23
申请号：US15297797
申请日：2016-10-19
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Seong Pil Jeong , hye-won Kim , Seockheon Lee
IPC: B01D61/36 , B01D65/08 , B01D65/10 , C02F1/44 , B01D71/26 , B01D71/34 , B01D71/36 , B01D71/40 , B01D71/52 , B01D71/56 , B01D71/68 , C02F1/00 , C02F103/08
Abstract: Provided is a membrane distillation system capable of real-time monitoring of membrane wetting, which includes: a raw water storage tank configured to store fluid; a membrane distillation water treatment unit configured to receive raw water stored in the raw water storage tank to generate pure water, the membrane distillation water treatment unit having an inlet water chamber into which an inlet water flows from the raw water storage tank, a membrane for separating the inlet water in the inlet water chamber into a steam and a concentrated water, and a treated water chamber for receiving the steam separated by the membrane and concentrating the steam; and a membrane wetting detection unit to detect a membrane wetting phenomenon and a membrane wetting location of the membrane by measuring a light passing through the membrane in real time.
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公开(公告)号：US11440824B2
公开(公告)日：2022-09-13
申请号：US17022093
申请日：2020-09-16
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Hye-won Kim , Seong Pil Jeong , Seockheon Lee
IPC: C02F5/08 , B01D61/08 , C02F1/00 , C02F1/44 , C02F103/08
Abstract: An apparatus for inhibiting formation of calcium based crystal, in which formation of calcium based crystals is inhibited by adding an optimal amount of magnesium to raw water having a high concentration of calcium ions and a high variation in calcium ion concentration and an apparatus for water treatment using the same.
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公开(公告)号：US11142472B2
公开(公告)日：2021-10-12
申请号：US16677679
申请日：2019-11-08
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Seong Pil Jeong , Kyungjin Cho , Jae Woo Choi , Seok Won Hong , Seunghak Lee , Eun-Ju Kim , Jae Shik Chung , Hien Thi Nguyen , Youngjae Kim
IPC: C02F1/52 , E03B3/34 , C02F101/32 , C02F1/00
Abstract: The present invention is an aquifer storage and recovery system using a natural coagulant, in which in purifying raw water through aquifer storage and recovery, assimilable organic carbon (AOC) included in the raw water is effectively removed using a natural coagulant produced in the aquifer storage and recovery process, thereby reducing the time required to purify raw water by aquifer storage and recovery.
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公开(公告)号：US10695720B2
公开(公告)日：2020-06-30
申请号：US16045758
申请日：2018-07-26
Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
Inventor： Seong Pil Jeong , Hyeon-joo Kim , Seockheon Lee , Seunghak Lee
Abstract: The present disclosure relates to a floating type membrane distillation module for collecting sunlight to heat raw water and supplying the heated raw water to a membrane distillation separation membrane, to ensure effective heating of raw water and supply of the uniformly heated raw water to a membrane distillation separation membrane.
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