Tunnel is high strength pipe canopy pipe for advance support
QI FENGJUN, WANG ZHIJUN, TAN DEQING, FENG JUNWU, WU XIANRONG, LUO ZONGFAN, ZHANG QING
Year of Publication 23.03.2016
Get full text
Year of Publication 23.03.2016
Patent
Tunnel high strength pipe -shed advance support structure
QI FENGJUN, WANG ZHIJUN, TAN DEQING, FENG JUNWU, WU XIANRONG, LUO ZONGFAN, ZHANG QING
Year of Publication 23.03.2016
Get full text
Year of Publication 23.03.2016
Patent
High gas tunnel ventilation by ducts construction structures
LIN HENGJIE, QI FENGJUN, WU QUNHU, ZHAO XIAOCHUN, CHANG DESHENG, ZHANG YULONG, YANG XIAOLONG, WANG XINLIANG, DU SHENHUI, WU XULIANG
Year of Publication 18.05.2016
Get full text
Year of Publication 18.05.2016
Patent
Hollow thin wall rectangle dun dun pushes up construction structures
QI FENGJUN, REN XIUHENG, WU QUNHU, ZHANG YONGCHENG, ZHAO XIAOCHUN, CHANG DESHENG, LI SHUAI, WANG XINLIANG, ZHANG FENG
Year of Publication 18.05.2016
Get full text
Year of Publication 18.05.2016
Patent
Rich water -soluble chamber tunnel bottom steel -pipe pile reinforcing construction structure
LIN HENGJIE, QI FENGJUN, WU QUNHU, ZHAO XIAOCHUN, CHANG DESHENG, ZHANG YULONG, YANG XIAOLONG, WANG XINLIANG, DU SHENHUI, WU XULIANG
Year of Publication 11.05.2016
Get full text
Year of Publication 11.05.2016
Patent
Hollow thin wall rectangle mound top application worker uses bracket
QI FENGJUN, REN XIUHENG, WU QUNHU, ZHANG YONGCHENG, ZHAO XIAOCHUN, CHANG DESHENG, LI SHUAI, WANG XINLIANG, ZHANG FENG
Year of Publication 04.05.2016
Get full text
Year of Publication 04.05.2016
Patent
High gas tunnel ventilation construction structures
LIN HENGJIE, QI FENGJUN, WU QUNHU, ZHAO XIAOCHUN, CHANG DESHENG, ZHANG YULONG, YANG XIAOLONG, WANG XINLIANG, DU SHENHUI, WU XULIANG
Year of Publication 27.04.2016
Get full text
Year of Publication 27.04.2016
Patent
Gas construction structures is got rid of with pressure wind to high gas tunnel construction
LIN HENGJIE, QI FENGJUN, WU QUNHU, ZHAO XIAOCHUN, CHANG DESHENG, ZHANG YULONG, YANG XIAOLONG, WANG XINLIANG, DU SHENHUI, WU XULIANG
Year of Publication 27.04.2016
Get full text
Year of Publication 27.04.2016
Patent
Electrical fire warning device
QI FENGJUN, SUN JIANZHONG, ZHAO YUNFENG, ZHANG LEI, ZHAO XI, GAO HONGTAO
Year of Publication 18.09.2013
Get full text
Year of Publication 18.09.2013
Patent