炸鸡的拼音专利名称：DEVICE AND METHOD FOR DRILLING WITH CONTINOUS TOOL ROTATION AND
天秤男和巨蟹女CONTINOUS DRILLING FLUID SUPPLY神奇的双手
发明人：KROHN, Helge,GRINRØD, Mads,SKJÆRSETH, Odd B.
申请号：EP11737332.4
自然什么意思申请日：20110125
公开号：EP2529074A4
腐败的意思公开日：
20170705
专利内容由知识产权出版社提供
摘要：A device is for a drilling rig for forming of a bore hole in a subterranean structure. The drilling rig compris a first, top driven drilling machine arranged vertically displaceable along a guide track, where a cond drilling machine is arranged between the first drilling machine and the bore hole, vertically displaceable along a guide track and provided with a rotary table arranged to be able to take the weight of a pipe string.
人口密度
A rotary drive unit is arranged for continuous rotation of the pipe string. A fluid chamber is arranged to, in a fluid communicating way, be able to connect a pipe string end portion with a drilling liquid plant. As the fluid chamber is provided with pipe string ports comprising means arranged to, in a fluid aling way, be able to clo the pipe string ports. A power tong is arranged for continuous rotation of an element connected to the pipe string, as the power tong is arranged in the fluid chamber. Also, a method is for drilling with continuous tool rotation and continuous drilling liquid supply.
申请人：West Drilling Products AS51是质数吗
性感美女二次元
地址：Postboks 374 4067 Stavanger NO
国籍：NO
代理机构：Håmsø Patentbyrå ANS 更多信息请下载全文后查看
