摘要
针对川西地区煤系地层成井难题,在施工前反复试验的基础上,通过研制、改进钻头的方法,总结、提炼出一套行之有效的煤系地层钻井成井技术。
Wang Xuewu, Pang Shimln and Shi Ylgong. Discussion on well-forming technique in Chuanxi coal measures strata. EGP, 2006, 16（4）：261-263
To counter the well-forming difficulty in Chuanxi coal measures strata, on the basis of repeated experiments before construction, we summed up and refined a set of effective well-forming technique in coal measures strata by development and improvement of drilling bit.
出处
《物探装备》
2006年第4期261-263,共3页
Equipment for Geophysical Prospecting
关键词
煤矸石
钻井
钻头改进
套管
gangue, drilling, drilling-bit improvement, case pipe
