LEVARE
Surface power equipment in the nature of electric power generators used to provide electric power to a downhole motor, for use in oil and gas well production; electric frequency converter for controlling the speed of an electric motor; electric variable speed controller for oilfield surface and downhole wellbore equipment; electronic controller for use in the oil and gas industry for monitoring wellbore data, data from surface equipment, and data from wellbore equipment; electronic downhole s...
Pending · February 17, 2023 · 97799610 ·