发明名称 METHOD AND CONDUIT FOR TRANSMITTING SIGNALS
摘要 A wired drill pipe segment includes a tubular body having an axial bore, a box end disposed at a first end of the tubular body having a first core material disposed in the box end, a pin end disposed at a second end of the tubular body having a second core material disposed in the pin end, a first coil winding wound around at least a portion of the first core material and a second coil winding wound around at least a portion of the first core material, a third coil winding wound around at least a portion of the second core material and a fourth coil winding wound around at least a portion of the second core material, a first conductor connected to the first coil winding and the third coil winding and extending through the tubular body, and a second conductor connected to the second coil winding and the fourth coil winding and extending through the tubular body.
申请公布号 US2008106433(A1) 申请公布日期 2008.05.08
申请号 US20070873040 申请日期 2007.10.16
申请人 SCHLUMBERGER TECHNOLOGY CORPORATION 发明人 MADHAVAN RAGHU;BOYLE BRUCE W.;CLARK BRIAN;JOHNSON STACY L.;SANTOSO DAVID;HVATUM LISE
分类号 G01V3/00 主分类号 G01V3/00
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