Electric drilling machine/workover rig microgrid system storing energy through flywheel
CHENG BO, CHENG XIAOQIANG, CHEN XIANGLING, DUAN XIAOFEI, FENG XUHUA, SHI YUANZHENG, MA JIGUANG, WANG PUPING, HE YUNHANG
Year of Publication 16.07.2019
Get full text
Year of Publication 16.07.2019
Patent
Electric drilling rigworkover rig microgrid system based on flywheel energy storage technology
CHENG BO, CHENG XIAOQIANG, CHEN XIANGLING, DUAN XIAOFEI, FENG XUHUA, SHI YUANZHENG, MA JIGUANG, WANG PUPING, HE YUNHANG
Year of Publication 11.01.2019
Get full text
Year of Publication 11.01.2019
Patent
Natural gas line filter
DUAN WENBO, DUAN QUGAO, BAO WULONG, XU YAHUI, WANG CONGSHAN, DUAN XIAOFEI, ZHANG KAIXI, SONG SANXIA, LI XIAOGANG, HAN XIAOTING, XIE JIANWEI, WEN LIJUAN
Year of Publication 13.11.2018
Get full text
Year of Publication 13.11.2018
Patent
Natural gas valve of controllable volume
LIU NINGGANG, DUAN WENBO, DUAN QUGAO, BAO WULONG, XU YAHUI, WANG CONGSHAN, WEI GUANHUA, DUAN XIAOFEI, SONG SANXIA, GUO WENYU, HAN XIAOTING, WEN LIJUAN
Year of Publication 13.11.2018
Get full text
Year of Publication 13.11.2018
Patent
Medical shearing pliers
CHEN YABIN, WEN PEIHAO, DONG YAN, ZHANG SHUIJUN, GUO WENZHI, DUAN XIAOFEI, LI RANRAN, LYU CHENGWEI, YANG ZHAOWEI, ZHOU XINGHU
Year of Publication 17.07.2018
Get full text
Year of Publication 17.07.2018
Patent
Analog channel fracturing pump is annotated mode and is measured device of passageway rate
WEN QINGZHI, DUAN XIAOFEI, LIU XINJIA, YANG YINGTAO, LUO MINGLIANG, WANG FENG, YANG LIU
Year of Publication 04.05.2016
Get full text
Year of Publication 04.05.2016
Patent
Device and work method for simulating channel fracture pump injecting mode and measuring channel rate
WEN QINGZHI, DUAN XIAOFEI, LIU XINJIA, YANG YINGTAO, LUO MINGLIANG, WANG FENG, YANG LIU
Year of Publication 13.04.2016
Get full text
Year of Publication 13.04.2016
Patent