Skill Acquisition for the Intelli-gent Assisting System using Virtual Reality Simulator

A power driven oil well tubing cleaner so operatively associated with a vehicle-supported tubing puller of the type that includes a vertically positionable mast that when a string of tubing is being sequentially moved upwardly in a well bore hole by the puller, each stand may have foreign material removed from the interior thereof by the cleaner prior to the stand being separated from the string.