发明名称 |
Geophone securement mechanism |
摘要 |
A seismic sensor comprising a coil assembly suspended in a magnet field produced by a magnet assembly, and a locking mechanism for preventing the coil assembly from moving freely until a seismic event is initiated at the surface or within an earth formation to collect seismic data.
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申请公布号 |
US7639566(B2) |
申请公布日期 |
2009.12.29 |
申请号 |
US20080053620 |
申请日期 |
2008.03.23 |
申请人 |
SCHLUMBERGER TECHNOLOGY CORPORATION |
发明人 |
KAMATA MASAHIRO;WILSON COLIN |
分类号 |
H04R9/00 |
主分类号 |
H04R9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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