173253 ⎘
Seismology; Seismic or acoustic prospecting or detecting; Receiving elements for seismic signals; Arrangements or adaptations of receiving elements; Arrangements of receiving elements, e.g. geophone pattern; Constructional details of seismic cables, e.g. streamers having a continuous structure
Low frequency distributed acoustic sensing hydraulic fracture geometry
#2DRA DAS system
#3Simulation of geophone data from distributed acoustic sensing data
#4Directional sensitive fiber optic cable wellbore system
#5Directional sensitive fiber optic cable wellbore system
#6Switchable distributed acoustic sensing system for wellbore environment
#7Directional sensitive fiber optic cable wellbore system
#8Low frequency distributed acoustic sensing hydraulic fracture geometry
#9ELECTRO ACOUSTIC TECHNOLOGY SEISMIC DETECTION SYSTEM WITH DOWN-HOLE SOURCE
#10Optical sensor device with enhanced shock absorption
#11Strain sensing optical cable with low vibration attenuation construction
#12Using electro acoustic technology to determine annulus pressure
#13Perforated piezoelectric hydrophone, array comprising a plurality of hydrophones and method for making said hydrophone
#14Distributed optical fiber sensing signal processing method for safety monitoring of underground pipe network
#15FIBER OPTIC DISTRIBUTED ACOUSTIC SENSOR OMNIDIRECTIONAL ANTENNA FOR USE IN DOWNHOLE AND MARINE APPLICATIONS
#16Molded snap-in plug and device and method for using same
#17Optic fibres and fibre optic sensing
#18Detection of seismic signals using fiber optic distributed sensors
#19Fibre optic cable for acoustic/seismic sensing
#20Optic fibres and fibre optic sensing
#21Detection of seismic signals using fiber optic distributed sensors
#22Marine seismic streamer with increased skin stiffness
#23Rugged fiber optic towed array
#24VIBRATION DETECTING SENSOR AND PRESSURE SENSITIVE SWITCH USING CABLE-SHAPED PIEZOELECTRIC ELEMENT
#25Antenna Device for Seismic Surveys
#26Rugged fiber optic array