LARGE-WIDTH DIAMETER RISER SEGMENT LOWERABLE THROUGH A ROTARY OF A DRILLING RIG |
|||||||
| 申请号 | US15910770 | 申请日 | 2018-03-02 | 公开(公告)号 | US20180245416A1 | 公开(公告)日 | 2018-08-30 |
| 申请人 | Ameriforge Group Inc.; | 发明人 | Justin Fraczek; Roland Kennedy; Randy Arthion; Alex Gidman; | ||||
| 摘要 | This disclosure includes auxiliary-line riser segment assemblies (e.g., with isolation units) that are suitable for managed pressure drilling (MPD) and that can be lowered (e.g., when connected to other riser segment assemblies) through a rotary of a drilling rig. Some embodiments are configured to have portions of the auxiliary lines connected (e.g., without welding) below the rotary. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
QQ群二维码
意见反馈
意见反馈