United States Oil and Gas Corporation Announces patent pending leveling system for a portable drilling rig.
Austin Texas, September 12, 2007 10:30 AM – US Oil & Gas Corporation today announced the assignment of patent for an automated leveling system for a portable drilling rig that will save setup time and increase precision drilling efficiencies with the smallest footprint keeping with USOG’s Green commitment to produce oil and gas with the most advance technologies minimizing environmental degradation.
