The Coast Guard reported Friday morning that a remote-controlled camera found that oil was not leaking from the deep-waterwell drilled by the rig.
海岸警卫队周五早上报告，通过一台遥控照相机发现石油并未从钻井所钻的深水井中泄出。
2
It analysed the feasibility and the limitation of applying mining rig and waterwellrig to slim hole drilling in shallow gas bearing reservoirs.
分析了矿业钻机与水井钻机用于浅层天然气小眼钻井的可行性及局限性。
3
This paper briefs the development background, structure characteristics, technical specifications as well as its applications of RPS3000 geothermal and waterwell drilling rig with capacity of 3000m.