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Oil and Gas Field Services, NEC

Acidizing Wells

Chemically Treating Wells

Cleaning Wells

Construction, Repair, and Dismantling Services

Excavating Slush Pits and Cellars

Gas Well Plugging

Grading Oil and Gas Well Foundations

Haulage, Oil Field

Hot Shot Service

Lease Tanks, Oil Field: Erecting, Cleaning, and Repairing

Mud Jacking Contractors

Mud Service, Oil Field Drilling

Oil Consultants

Oil Field Equipment-Repair

Oil Field Service

Oil Sampling Service for Oil Companies

Oil Well Cementing

Oil Well Services

Perforating Well Casings

Pipe Testing, Oil Field Service

Pumping of Oil and Gas Wells

Roustabouts

Servicing Oil and Gas Wells

Testing, Measuring, Surveying, and Analysis Services

Well Logging