Relay protection cabinet with voice broadcast warning function
SHEN HUIQIAN, MA XIAOLONG, QI CHENGZHEN, LEI WEIBO, ZHU WENXU, REN YUHANG, FU LEI
Year of Publication 01.07.2022
Get full text
Year of Publication 01.07.2022
Patent
High-voltage frequency converter power module with overvoltage protection
SHEN HUIQIAN, MA XIAOLONG, QI CHENGZHEN, LEI WEIBO, ZHU WENXU, REN YUHANG, FU LEI
Year of Publication 01.07.2022
Get full text
Year of Publication 01.07.2022
Patent
Fishtail center cutter for shield tunneling machine
ZANG CHUANQING, ZHU BAOJUN, SU LEI, LEI WEIBO, ZHAO HE, ZHANG HAO, SUN HAINAN, AI CONGYANG, MENG XIANGJUN, CUI JIAQI, PANG QIANG, MIAO CHONG
Year of Publication 22.08.2023
Get full text
Year of Publication 22.08.2023
Patent
Fixed spherical hinge support for large-span arc roof
WANG DAHAI, LI JINGWEI, WU HONGGANG, LEI WEIBO, WANG XIAOBO, SUN SHOUDONG, HOU JITAO, ZHANG JUNLONG, HUANG XIAOLEI, ZHANG XINJIAN
Year of Publication 28.01.2022
Get full text
Year of Publication 28.01.2022
Patent