国家/地区 中国（3）
IPC部 F（3）
IPC大类 F25（3）
IPC小类 F25B（3）
IPC F28D020/00（3）
发明人
公开年 2021（2）
申请年
专利权人

Water electrolysis device comprises electrolytic cell provided with electrolyte, gas collection part to collect oxygen from anode on electrolytic cell, cathode porous transport layer arranged on outside of cathode catalyst layer, and anode porous transport layer arranged on anode catalyst layer.

SI L, WANG X, WANG Y, HOU H, LIU Q

Portable cooling device e.g. central air conditioner, has canvas fixing bag whose top is provided with mounting groove, where inner part of mounting groove is fixedly connected to mounting groove of graphene.

ZHOU J, TANG F, MIAO Z, ZHANG S, KANG Y

Bidirectional cast iron gate, has door frame provided with first cast iron door and second cast iron door, and servo motor whose output shaft is connected with rotating shaft through coupler, where top of door frame is welded with mounting chamber.

DU Y