Horizontal rescue drilling machine for coal mine and assembling method thereof
CHEN XIAOWEN, HUANG ZHU'AN, DENG BIN, ZHOU YANG, CHEN LI, QI ZHENGYU, LIU FEIXIANG
Year of Publication 13.10.2023
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Year of Publication 13.10.2023
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Dynamic air regulation and control method for air self-suction mechanical stirring flotation machine
YANG MAOQING, SHI HUAN, CAI XIANFENG, GAO JUNMEI, ZHANG WEIJUN, GAO PENG, QI ZHENGYU, ZHAO LIUDA
Year of Publication 02.05.2023
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Year of Publication 02.05.2023
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Online suction capacity and internal circulation regulation and control method for self-suction air flotation machine
YANG MAOQING, SHI HUAN, CAI XIANFENG, GAO JUNMEI, ZHANG WEIJUN, GAO PENG, QI ZHENGYU, ZHAO LIUDA
Year of Publication 07.04.2023
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Year of Publication 07.04.2023
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Rotary supporting rod device
HE HAO, CAO ZHENBIAO, ZHANG HAITAO, LONG JINGHUI, QI ZHENGYU, LIU FEIXIANG, LIU JINSHU, LIAO JINJUN
Year of Publication 05.08.2022
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Year of Publication 05.08.2022
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Trolley supporting device and trolley supporting system
HE HAO, CAO ZHENBIAO, ZHANG HAITAO, LONG JINGHUI, QI ZHENGYU, LIU FEIXIANG, LIU JINSHU, LIAO JINJUN
Year of Publication 05.08.2022
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Year of Publication 05.08.2022
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Half-way well cementation float shoe device, pipe column and half-way well cementation operation method
CHEN YUHAO, ZHENG DUJIAN, ZHOU BO, LIANG XIAOYANG, LI WEI, QI ZHENGYU, QIN DEWEI, ZOU CHUANYUAN, CHANG LIANYU
Year of Publication 20.06.2023
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Year of Publication 20.06.2023
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Radar power distribution combination system
WANG YANLING, LU CHEN, WANG LING, ZHANG HONG, MA LANXIN, QI ZHENGYU, LAI HUAXING, WU PENG
Year of Publication 06.06.2023
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Year of Publication 06.06.2023
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Mussel circulation system staining solution and staining method thereof
WANG YIHANG, ZHANG XIUMEI, LI YUCHENG, DIAO LILI, TIAN XIAOFEI, CHEN JUNJIE, QI ZHENGYU, FENG WENPING, LI CHUNMEI
Year of Publication 09.05.2023
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Year of Publication 09.05.2023
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Device and method for closing circulating holes of graded cementing device
ZHENG DUJIAN, ZOU SHUQIANG, ZHOU BO, ZHANG YAZHOU, DUAN FENGHAI, QI ZHENGYU, QIN DEWEI, CHANG LIANYU
Year of Publication 22.02.2022
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Year of Publication 22.02.2022
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High-side and low-side two-in-one direct-current high-voltage driving and short-circuit protection circuit
LI BAO, YAN SHIBAO, CAI ZONGLIANG, QI ZHENGYU, QIAN QIANG, LAI HUAXING, LU WENRU
Year of Publication 11.12.2020
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Year of Publication 11.12.2020
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Tie-back cylinder protection device and feeding and lifting tool thereof
LI JIANYE, ZHANG GUANLIN, LI FUPING, LI ZHEN, LIANG XIAOYANG, DUAN FENGHAI, QI ZHENGYU, ZHANG CHANGQI
Year of Publication 28.04.2020
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Year of Publication 28.04.2020
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Belt conveyor and head cleaning device thereof
LIU ZAIZHENG, CHEN BINGSHENG, ZHENG DAQIAO, LUO JIANLI, WANG JINFENG, QI ZHENGYU, WANG XINXIN
Year of Publication 05.01.2018
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Year of Publication 05.01.2018
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