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Search Results - "任闯难"
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狭长密闭空间高硫天然气泄漏组合控制效果研究
by
邓奇根
,
杨炎杰
,
李伟华
,
任闯难
Published in
科学技术与工程
(2023)
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韧性视角下华北型煤田底板承压灰岩水原位保护技术研究
by
高保彬
,
任闯难
,
李兵兵
,
程磊
,
宋少鹏
,
齐治虎
,
徐影
Published in
河南理工大学学报(自然科学版)
(01.07.2024)
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煤层瓦斯抽采失效钻孔管底二次注浆技术研究
by
高保彬
,
任闯难
,
亢昊庆
,
陈立伟
,
董群
Published in
煤炭科学技术
(03.06.2021)
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煤矿斜井过动水砂层帷幕注浆扩散封堵机理及应用
by
雷亚军
,
范钢伟
,
杨建辉
,
任闯难
,
牛鸿波
,
范张磊
Published in
中国矿业
(01.05.2024)
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engineering
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borehole air leakage
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curtain grouting
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dynamic water sand layer
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gas extraction
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grouting technology
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inclined shaft wellbore
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DOAJ Directory of Open Access Journals
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