A
Oil and Gas Field Services, NEC
Bailing, Cleaning, Swabbing, and Treating of Wells
Construction, Repair, and Dismantling Services
Fire Fighting, Oil and Gas Field
Fishing for Tools, Oil and Gas Field
Gas Compressing (Natural Gas) At the Fields
Mud Service, Oil Field Drilling
Oil Well Drilling Mud and Additives
Pipe Testing, Oil Field Service
Removal of Condensate Gasoline From Field (Gathering) Lines