PETRECO

DEVICES USED IN CONNECTION WITH ELECTRIC TREATMENT OF FLUIDS, WHICH DEVICES INCLUDE ELECTRIC-FIELD-ESTABLISHING ELECTRODES, SUPPORTS FOR SUCH ELECTRIC-FIELD-ESTABLISHING ELECTRODES, INSULATORS, ENTRANCE BUSHINGS, TRANSFORMERS, CHOKE COILS, SWITCHBOARDS, SWITCHES, FLOAT SWITCHES, LEVEL CONTROLLERS WITH SWITCH ATTACHED, CONDUCTORS, CONDUITS, GROUND CLAMPS, ELECTRIC MOTORS, AND ELECTRIC MOTORS WITH SPEED-REDUCING UNITS