Drill pipe |
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| 申请号 | US14380762 | 申请日 | 2013-02-25 | 公开(公告)号 | US10060194B2 | 公开(公告)日 | 2018-08-28 |
| 申请人 | Anton Scheibelmasser; Bouchra Lamik-Thonhauser; Anton Kotov; Michael Korak; Johann Jud; Manfred Gutschelhofer; Alexander Fine; | 发明人 | Anton Scheibelmasser; Bouchra Lamik-Thonhauser; Anton Kotov; Michael Korak; Johann Jud; Manfred Gutschelhofer; Alexander Fine; | ||||
| 摘要 | A drill pipe (1), particularly for a drill string, has at least one electrical conductor (4, 7, 8, 9) and an inner pipe (2) which is arranged inside the drill pipe (1). The drill pipe (1) and the inner pipe (2) are spaced at a distance to one another in sections, wherein the drill pipe (1) and inner pipe (2) bound a hollow space (3). At least one electrical conductor (4, 7, 8, 9) is arranged on one outer side of the inner pipe. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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