Inventor
HAYMAN ANDREW J
FR12 patents
⚠️ This page may combine multiple inventors who share the name “HAYMAN ANDREW J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHLUMBERGER TECHNOLOGY CORP
9 patentsUS7242194B2Jul 10, 2007
Formation imaging while drilling in non-conductive fluids
SCHLUMBERGER TECHNOLOGY CORP72 citations97
US4928269AMay 22, 1990
Determining impedance of material behind a casing in a borehole
SCHLUMBERGER TECHNOLOGY CORP80 citations93
US9678239B2Jun 13, 2017
System and method for imaging properties of subterranean formations
SCHLUMBERGER TECHNOLOGY CORP11 citations83
US7382136B2Jun 3, 2008
Shielded apparatus for reducing an electrical field generated by a pad during electrically exploring geological formations
SCHLUMBERGER TECHNOLOGY CORP11 citations83
US9885805B2Feb 6, 2018
Method and system for calibrating a downhole imaging tool
SCHLUMBERGER TECHNOLOGY CORP8 citations81
US9594177B2Mar 14, 2017
Using higher order harmonics to determine acoustic impedance of material behind borehole casings
SCHLUMBERGER TECHNOLOGY CORP4 citations72
US9903973B2Feb 27, 2018
Systems and methods for removing coherent noise in log data
SCHLUMBERGER TECHNOLOGY CORP2 citations70
US9671517B2Jun 6, 2017
Tool for imaging a downhole environment
SCHLUMBERGER TECHNOLOGY CORP1 citations51
US9840911B2Dec 12, 2017
Cement evaluation
SCHLUMBERGER TECHNOLOGY CORP0 citations40