1) drill-pipe float
钻杆浮鞋
2) drill pipe mill
钻杆铣鞋
3) drill pipe float
钻杆浮子
4) drilling shoes
钻鞋
1.
1mm was fit by the carbide tooth and the drilling shoes were expanded to open.
1 mm表层套管钻井钻头(镶齿固定式和延展胀开式钻鞋)、244。
6) floating hoop and shoe
浮箍浮鞋
1.
To apply oil industry special purposed floating hoop and shoe on coalmine service borehole casing lowering and consolidation,the main issue need to be solved is how to automatically open the valve,let the slurry pass through when the pumping pressure rising to 2MPa,otherwise the valve will be in off state all along.
将石油专用浮箍浮鞋用于煤矿服务钻孔的下管及固井工作中,需要解决的主要问题是如何使其在泵压达到2MPa时,阀门自动打开,容许浆液通过,否则阀门始终处于关闭状态。
补充资料：钻杆摩耗
分子式：
CAS号：
性质：又称钻杆摩阻或钻杆摩耗。在钻杆或钻柱中发生的压力损失。
CAS号：
性质：又称钻杆摩阻或钻杆摩耗。在钻杆或钻柱中发生的压力损失。
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