Spanning Canada and the United States, North America is home to a plethora of major industry players, including Exxon Mobil Corp, the world's second-largest publicly traded company after Royal Dutch Shell. The region's oil and natural gas industry is focused on developing oil sands, deepwater gulf prospects and increasingly profitable shale deposits stretching across the continent. One of the premier sweet spots for deepwater exploration, the Gulf of Mexico is the largest body of water indenting the U.S. continental coastline, and its subsea developments continue to spark both national and international interest.
Casing refers to the roles that are involved in the assembly and insertion of large diameter pipes into recently drilled sections or boreholes. The role is vital to the drilling process as it prevents contamination, stabilizes the drilled section and seals off high pressurized zones from the surface.