1) drilling and gas mining
钻井采气
4) gob well
采空区钻井
1.
Based on research of rules of roof movement when coal seams of low permeability are extracted, Tiefa mining area undertook the first technical demonstration project supported by UNDP of drilling surface vertical gob wells in 1994.
基于对低透气性煤层顶板受采动影响下的移动规律的研究,铁法矿区于1994年通过联合国UNDP项目率先在国内应用地面垂直采空区钻井进行了技术示范。
5) borehole mining
钻井开采法
6) air drilling
空气钻井
1.
Modified model of calculating minimum flow in air drilling;
空气钻井最小流量计算的修正模型
2.
Application of PDC bits in air drilling of Puguang-10 well;
PDC钻头在普光10井空气钻井中的应用
3.
The influence and countermeasure of air drilling technology on geologging work;
空气钻井技术对地质录井工作的影响及对策
补充资料：采气工艺(见天然气开采工艺)
采气工艺(见天然气开采工艺)
gas production technology
，一‘J\匕乙吕天然气开采工艺pro以uetionteehnology)见
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条