发明名称 Electromagnetic propagation tool using dipole antennas
摘要 An electromagnetic propagation tool using magnetic dipole antennas comprising small current loops having characteristics of a point dipole is presented. The electromagnetic tool comprises a drill collar segment having at least one dipole antenna for each transmitter and receiver antenna. The dipole antennas are disposed within pockets formed in the drill collar segment.
申请公布号 US5331331(A) 申请公布日期 1994.07.19
申请号 US19920897372 申请日期 1992.06.11
申请人 BAKER HUGHES INCORPORATED 发明人 WU, JIAN-QUN
分类号 G01V3/30;(IPC1-7):H01Q1/04 主分类号 G01V3/30
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