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A SEISMIC NODE, METHOD AND USE THEREOF FOR OCEAN BOTTOM SEISMIC SURVEYING
A SEISMIC NODE, METHOD AND USE THEREOF FOR OCEAN BOTTOM SEISMIC SURVEYING
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机译:海底地震测量的地震节点,方法及其用途
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摘要
A seismic node (1 ) for an ocean bottom seismic survey comprising: At least one seismic sensor capsule (2), a seafloor casing (6) comprising a lower surface configured to make contact with a seabed. The seismic sensor capsule (2) comprises first engagement means; the seafloor casing (6) comprises second engagement means (10). The first and second (10) engagement means are adapted to releasable engage with each other whereby the seismic sensor capsule (2) is releasably fastened to the seafloor casing (6). The seismic sensor capsule (2) is adapted to be removed from the seafloor casing (6) after a certain time T. The seafloor casing (6) is configured to be left permanently on the seabed.
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