Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Method and apparatus for shear wave logging

Patent ·
OSTI ID:6195645
A method and apparatus for shear wave logging which utilizes relatively high frequency sweep control transmission and subsequent correlation of received signals in order to define travel times of horizontally polarized shear and/or torsional wave energy. The apparatus includes specific sonde structure for effecting firm contact of transmitting and receiving elements with the borehole wall.
Assignee:
Conoco Inc
Patent Number(s):
US 4380806
OSTI ID:
6195645
Country of Publication:
United States
Language:
English