发明授权
US07850398B2 Jackup oil rig and similar platforms 有权
Jackup石油钻机和类似的平台

Jackup oil rig and similar platforms
摘要:
A jackup rig having a built-in capability of driving and extracting piles without need for dedicated pile drivers or extractors. The jackup rig provides an ice breaking functional capability, supplied by a jacking system, for operating in icy waters.
公开/授权文献
信息查询
0/0