KIM Chan,LEE Seung Hoon,SEO In Yong,PARK Kyoung Taek
申请号：
US201615778702
公开号：
US2018347427(A1)
申请日:
2016.11.17
申请国别(地区):
美国
年份:
2018
代理人:
摘要：
Provided is a nanofiber vent device for a urea water tank including a filter unit for discharging gas generated in the tank main body and preventing external dust, foreign matter, and moisture from flowing into the tank main body, as a vent device that is installed in a tank main body storing urea water and discharging gas inside the tank main body to the outside.
