Drilling Operations currently operates seven onshore drilling rigs consisting two PPL-owned 725-HP and 500-HP rigs and five contractors’ rigs, including one 2500-HP, three 2000-HP and one 1500-HP.
[pdf] SH30-2A engineering survey drilling rig is mainly used in the geological survey of placer gold exploration, industrial buildings, civil buildings, roads and bridges. The drilling rig has two feeding modes, impact and rotary, and customers can equip it on demand.
[pdf] A drilling rig is an integrated system that , such as oil or water wells, or holes for and other construction purposes, into the earth's subsurface. Drilling rigs can be massive structures housing equipment used to drill , , or natural gas extraction wells, or they can be small enough to be moved manually by one person and such are called . Drilling rigs can s.
[pdf] 
