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Disclosed is a manhole with a backflow preventing function, which can prevent bad smells in a sewer from flowing backwards into a manhole. The manhole of the present invention forms a plurality of manhole modules having a lower module (100), a middle module (110) and an upper module (120) in a mutual assembling manner.
하수관내의 악취가 맨홀 내부로 역류하는 것을 방지할 수 있는 역류방지기능을 갖는 맨홀이 개시된다.
Disclosed is a manhole with a backflow preventing function, which can prevent bad smells in a sewer from flowing backwards into a manhole. The manhole of the present invention forms a plurality of manhole modules having a lower module (100), a middle module (110) and an upper module (120) in a mutual assembling manner.
하수관내의 악취가 맨홀 내부로 역류하는 것을 방지할 수 있는 역류방지기능을 갖는 맨홀이 개시된다.
MANHOLE TO PREVENT BAD SMELL
역류방지기능을 갖는 맨홀
KIM IN SUK (author)
2019-12-20
Patent
Electronic Resource
Korean
IPC:
E03F
SEWERS
,
Abwasserkanäle
APPARATUS TO PREVENT BAD SMELL AND FLOWING BACKWARD FOR MANHOLE
European Patent Office | 2015
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