发明名称 |
SEISMIC ACQUISITION USING PHASE-SHIFTED SWEEPS |
摘要 |
A technique includes towing at least one seismic source in connection with a survey of a structure; and operating the seismic source(s) to fire shots, where each shot is associated with a frequency sweep. The technique includes varying phases of the frequency sweeps from shot to shot according to a predetermined phase sequence to allow noise in an energy sensed by seismic sensors to be attenuated. |
申请公布号 |
WO2014152106(A1) |
申请公布日期 |
2014.09.25 |
申请号 |
WO2014US26956 |
申请日期 |
2014.03.14 |
申请人 |
WESTERNGECO LLC;SCHLUMBERGER CANADA LIMITED;WESTERNGECO SEISMIC HOLDINGS LIMITED |
发明人 |
HALLIDAY, DAVID FRASER;LAWS, ROBERT MONTGOMERY |
分类号 |
G01V1/38;G01V1/16;G01V1/28 |
主分类号 |
G01V1/38 |
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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