It contains averages of rigs running in Louisiana divided into regions: north, south inland land, south inland water, state offshore and OCS. The main source of this data is Baker-Hughes drilling statistic.
[pdf] Rotary drilling machine, also known as pile driver. It is a comprehensive drilling rig, for its usage of a variety of bottom layers, the characteristics of fast forming layers, less pollution, and strong mobility.
[pdf] In 2016, Keppel Corporation acquired LeTourneau Offshore Products (jackups, cranes, and elevating units) from Cameron, while Cameron retained the LeTourneau Drilling Products division.OverviewLeTourneau Technologies, Inc. was an American manufacturer of heavy construction equipment founded by . In 2011, the company was acquired by . .
founded R.G. LeTourneau, Inc. in in 1929, as a contractor of earthmoving equipment, which manufactured products in . During , the company provided nearly 75. .
• Orlemann, Eric C. (2001). . : Motorbooks International, MBI. .• Niemela, John H.; Hardy, Dale.
[pdf] 
