Rotary drilling

18 July 2017

Rotary helper

18 July 2017

Rotary drilling

18 July 2017

Rotary helper

18 July 2017

Rotary drilling rig

Basically hoisting equipment, prime movers, and auxiliary equipment necessary to well drilling. Includes: rotary table, draw-works, kelly, swivel, hook, blocks, line, engines, mud pumps, and piping, (steel mud pits, if used) utilities unit, dog house, tool house, mud house, etc., and electric generators, motors, and wiring if used.