Electrical connector with pressure seal
Electrical energy from a wellbore light cell
Electrical heater
Electrical heating of mineral well deposits using downhole...
Electrical heating of oil reservoir
Electrical heating systems for low-cost retrofitting of oil...
Electrical isolation connector subassembly for use in...
Electrical submersible pump and gas compressor
Electrical submersible pump for lifting heavy oils
Electrical submersible pump system connection adapter
Electrical surface activated downhole circulating sub
Electrical transmission apparatus through rotating tubular...
Electrical treatment for oil based drilling or completion...
Electrical well heating system and method
Electrical well heating system and method
Electrical well heating system and method
Electrical/hydraulic controller for downhole tools
Electrically actuated disconnect apparatus
Electrically conductive methods for heating a subsurface...
Electrically controlled release device