| 发明名称 | Downhole communications arrangement and downhole system | ||
| 摘要 | A downhole communications arrangement including one or more electromagnetic (EM) devices; and a shield disposed relative to the one or more devices. The shield preventing or reducing passage of one or more EM frequencies and being alterable by one or more selected conditions to allow passage of the one or more frequencies. A method for communicating in a downhole environment. | ||
| 申请公布号 | US9506342(B2) | 申请公布日期 | 2016.11.29 |
| 申请号 | US201414298220 | 申请日期 | 2014.06.06 |
| 申请人 | BAKER HUGHES INCORPORATED | 发明人 | Wang Ke;Xu Zhiyue;Johnson Michael H. |
| 分类号 | E21B47/12;G01V3/30 | 主分类号 | E21B47/12 |
| 代理机构 | Cantor Colburn LLP | 代理人 | Cantor Colburn LLP |
| 主权项 | 1. A downhole communications arrangement comprising: one or more electromagnetic (EM) devices; and a shield disposed relative to the one or more devices, the shield preventing or reducing passage of one or more EM frequencies and being alterable during use by one or more selected environmental conditions to allow passage of the one or more frequencies within a selected time. | ||
| 地址 | Houston TX US | ||