What is a drill rig?

In the simplest terms, a drill rig, also called a “drilling rig” or just “rig,” is a machine or equipment that’s used to create holes, or “wellbores,” in the earth’s surface in order to drill for oil, natural gas, water, or other resources.

What are the different types of offshore drill rigs?

Different types of offshore drill rigs can include barge, jack up, semi-submersible, and deep water rigs. Leading manufacturers of new and used drill rigs include Bucyrus-Erie, Gardner-Denver, Ingersoll-Rand, National Oilwell Varco (NOV), Schramm, and SJ Petro.

What is the difference between an offshore drill rig and an offshore rig?

Conversely, offshore rigs are generally more permanent structures, although some offshore drill rigs entail a floating platform that integrates all the other components of the drill operation, including various equipment and tools, living quarters, and means for storage and transportation.

What are the different types of drilling techniques?

Drill techniques can include auger, Kelly, rotary, cable tool, and reverse circulation methods. Some experts consider some modern drilling techniques, including percussion and rotary, to date to 500 B.C. with China’s Han Dynasty, which used manual power to drill to shorter depths to extract natural gas.