Patents/Inventors

David Earl Ball

Stafford, TXUS4 patents

4 Patents

US125533382026
Downhole Fluid Sampling System with Hydraulic Actuation
Halliburton Energy Services, Inc.
0 cites
US124106852025
Using Fluid Pill for Heat Transfer Downhole
HALLIBURTON ENERGY SERVICES, Inc.
0 cites
US122413322025
Isolation Device with Multiple Pressure Stages to Isolate Well Interval
Halliburton Energy Services, Inc.
0 cites
US117612922023
Inflatable Element System for Downhole Tools
Halliburton Energy Services, Inc.
0 cites