国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人 XU C（2）
公开年 2022（2）
申请年
专利权人

Preparing ultrapure ammonia water involves evaporating liquid ammonia raw material to obtain ammonia, separating ammonia and liquid, and carrying out active carbon adsorption treatment to obtain primary ammonia, subjecting primary ammonia gas to resin adsorption to remove oil, removing oil treatment.

XU C, YANG X

Graphene battery activating device for large-power electric vehicle, has top surface of activating instrument shell that is provided with air inlet, and dust-proof mechanism convenient for dismounting is set in inlet.

XU C, XU Z, JI H, QI H, XUE Y, CHEN J, LIU J, HUI K