71 2. Well seismic surveying Figure 2.15 VSP in a deviated well (BP exploration document). Left: Upgoing waves after Wiener deconvolution and NMO corrections. Lines of equal abscissa X (iso-X) displayed every 50 m. Right: Migrated section. 2.5 Application with a geotechnical dataset The following example comes from EDF’s downhole database. This downhole is from the study presented in Chapter 1, paragraph 4, limited to P data acquired with hydrophones (see Figure 2.16). a b Figure 2.16 FUGRO seismic source (a) and downhole recording (b) EDF document.
RkJQdWJsaXNoZXIy NjA3NzQ=