SLICK-HD
power-operated downhole tools for use in oil and gas drilling operations and components thereof, namely, servo pulsers used to operate pulsers, rotary servo valve systems used to operate pulsers, pulser drivers used to control pulsers, servo valve assemblies, and flow switch boards; servo pulser systems for use in power-operated drilling tools to operate and control servo pulsers, comprised of a servo valve assembly, pulser drivers used to control pulsers, battery, and a motor controller; ser...
Registered · November 19, 2020 · 90329571 ·