Inventor
MURPHREE ZACHARY R
US25 patents
Patents
25 patentsUS9797238B2Oct 24, 2017
Magnetic tool position determination in a wellbore
HALLIBURTON ENERGY SERVICES INC27 citations93
US10344568B2Jul 9, 2019
Degradable devices for use in subterranean wells
HALLIBURTON ENERGY SERVICES INC9 citations84
US10156118B2Dec 18, 2018
Time-delay coating for dissolvable wellbore isolation devices
HALLIBURTON ENERGY SERVICES INC7 citations84
US10125565B2Nov 13, 2018
Dissolvable isolation devices with an altered surface that delays dissolution of the devices
HALLIBURTON ENERGY SERVICES INC15 citations84
US10119362B2Nov 6, 2018
Flow control device for controlling flow based on fluid phase
HALLIBURTON ENERGY SERVICES INC5 citations84
US9863201B2Jan 9, 2018
Isolation device containing a dissolvable anode and electrolytic compound
HALLIBURTON ENERGY SERVICES INC12 citations84
US9689231B2Jun 27, 2017
Isolation devices having an anode matrix and a fiber cathode
HALLIBURTON ENERGY SERVICES INC16 citations84
US9689227B2Jun 27, 2017
Methods of adjusting the rate of galvanic corrosion of a wellbore isolation device
HALLIBURTON ENERGY SERVICES INC10 citations84
US10443354B2Oct 15, 2019
Self-propelled device for use in a subterranean well
HALLIBURTON ENERGY SERVICES INC7 citations83
US9920620B2Mar 20, 2018
Well tools having magnetic shielding for magnetic sensor
HALLIBURTON ENERGY SERVICES INC16 citations82
US9458692B2Oct 4, 2016
Isolation devices having a nanolaminate of anode and cathode
HALLIBURTON ENERGY SERVICES INC10 citations81
US9932796B2Apr 3, 2018
Tool cemented in a wellbore containing a port plug dissolved by galvanic corrosion
HALLIBURTON ENERGY SERVICES INC6 citations73
US9932791B2Apr 3, 2018
Selective restoration of fluid communication between wellbore intervals using degradable substances
HALLIBURTON ENERGY SERVICES INC5 citations73
US9920585B2Mar 20, 2018
Syntactic foam frac ball and methods of using same
HALLIBURTON ENERGY SERVICES INC2 citations73
US9777549B2Oct 3, 2017
Isolation device containing a dissolvable anode and electrolytic compound
HALLIBURTON ENERGY SERVICES INC4 citations73
US9759035B2Sep 12, 2017
Methods of removing a wellbore isolation device using galvanic corrosion of a metal alloy in solid solution
HALLIBURTON ENERGY SERVICES INC4 citations73
US9739120B2Aug 22, 2017
Electrical power storage for downhole tools
HALLIBURTON ENERGY SERVICES INC4 citations73
US9482072B2Nov 1, 2016
Selective electrical activation of downhole tools
HALLIBURTON ENERGY SERVICES INC5 citations73
US9920621B2Mar 20, 2018
Magnetic location determination in a wellbore
HALLIBURTON ENERGY SERVICES INC6 citations72
US9382776B2Jul 5, 2016
Wellbore isolation device made from a powdered fusible alloy matrix
HALLIBURTON ENERGY SERVICES INC2 citations63
US11125050B2Sep 21, 2021
Flow control device for controlling flow based on fluid phase
HALLIBURTON ENERGY SERVICES INC0 citations62
US9850735B2Dec 26, 2017
Isolation devices containing a transforming matrix and a galvanically-coupled reinforcement area
HALLIBURTON ENERGY SERVICES INC0 citations52
US9790754B2Oct 17, 2017
Plugging of a flow passage in a subterranean well
HALLIBURTON ENERGY SERVICES INC0 citations45
US9816340B2Nov 14, 2017
Decomposing isolation devices containing a buffering agent
HALLIBURTON ENERGY SERVICES INC0 citations42
US10240413B2Mar 26, 2019
Non-contact flow rate measurement of fluid using surface feature image analysis
HALLIBURTON ENERGY SERVICES INC0 citations41