RSS Feeds   Print This Page   Decrease Text Size Increase Text Size Text Size   
   
Oil and Gas Well Drilling and Servicing eTool
Back to Illustrated Glossary Link to Printing Instructions Printing Instructions

Ram Blowout Preventer

Ram Blowout PreventerA blowout preventer that uses rams to seal off pressure on a hole that is with or without pipe. It is also called a ram preventer. Ram-type preventers have interchangeable ram blocks to accommodate different O.D. drill pipe, casing, or tubing.