Old le tourneau drilling rig

founded R.G. LeTourneau, Inc. in in 1929, as a contractor of earthmoving equipment, which manufactured products in . During , the company provided nearly 75% of the ' earthmoving equipment. In 1954, it built the first jack-up . In 1955, it made the first. [pdf]

Ningguo Water Well Drilling Rig Factory recruits general workers

Water well drillers sink wells into the earth to tap natural water supplies. They drill agricultural wells for irrigation, commercial or industrial wells, and wells for homes that are not served by municipal water sy. [pdf]