Title:
LOCKING DEVICE HAVING APPLIED THERETO COLORIMETRIC SENSOR FOR DETECTING HAZARDOUS CHEMICAL LEAK
Document Type and Number:
WIPO Patent Application WO/2023/153886
Kind Code:
A1
Abstract:
Disclosed is a locking device having applied thereto a colorimetric sensor for detecting hazardous chemical leak. The locking device for a fitting, according to an embodiment, may include: a fitting locking portion made of a transparent material and provided to surround a fitting of a pipe or valve; and a colorimetric sensor which is disposed inside the fitting locking portion and which changes in color due to a hazardous chemical leaked from the fitting.
Inventors:
HWANG WON TAE (KR)
SHIN SUNG-HO (KR)
KIM HWAN SOO (KR)
KIM JINA (KR)
SHIN SUNG-HO (KR)
KIM HWAN SOO (KR)
KIM JINA (KR)
Application Number:
PCT/KR2023/002042
Publication Date:
August 17, 2023
Filing Date:
February 13, 2023
Export Citation:
Assignee:
IDKLAB INC (KR)
International Classes:
G01M3/22; F16L55/00; G01N21/78
Foreign References:
| KR102005772B1 | 2019-07-31 | |||
| KR101540172B1 | 2015-07-28 | |||
| KR20210075747A | 2021-06-23 | |||
| KR20180040069A | 2018-04-19 |
Other References:
(주)김일두 연구소. 반도체/디스플레이 제조 공정용 배관에서 유해화학물질 누출사고의 완벽한 예방 및 통제장치. KDB nextround, 발표자료 (online). 23 November 2021, non-official translation (IDKLAB. Perfect Prevention and Control Device for Hazardous Chemical Leakage Accidents in Piping for Semiconductor/Display Manufacturing Process. Presentation Information). Retrieved from the internet : [URL: https://nextround.kr/nextround/detail/2086]. pp. 1-42.
Attorney, Agent or Firm:
YANG, Sungbo (KR)
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