The bodies of five workers, including one Texan, were recovered Tuesday after an explosion ripped through a drilling rig in Oklahoma, triggering what appears to be the nation's deadliest oil and gas accident since the 2010 Deepwater Horizon disaster in the Gulf of Mexico.
[pdf] Truck-Mounted Drill Rigs: Increasingly used in Russia’s geotechnical surveys and water well drilling for quick deployment. Crawler-Mounted Drill Rigs: Preferred in Russia’s rough terrains and mining sites for stability and maneuverability. Market Segmentation by Depth Capacity
[pdf] By Mac Nehring Times have changed. When purchasing a drill rig it used to be a simple, pain-free process at your local community bank, but it can now turn into hours of paperwork, frustrating phone calls, coun.
[pdf] 
