DRILLING RIG

Direct push rigs Direct push technology includes several types of drilling rigs and drilling equipment which advances a drill string by push...

Sonic (vibratory) drilling A sonic drill head works by sending high frequency resonant vibrations down the drill string to the drill bit, wh...

Hydraulic rotary drilling Oil well drilling utilises tri-cone roller, carbide embedded, fixed-cutter diamond, or diamond-impregnated drill b...

Drill types-Diamond core drilling Diamond core drilling (exploration diamond drilling) utilizes an annular diamond-impregnated drill bit att...

Drill types-Reverse circulation (RC) drilling RC drilling is similar to air core drilling, in that the drill cuttings are returned to surfac...

Drill types-Cable tool drilling Cable tool rigs are a traditional way of drilling water wells. The majority of large diameter water supply w...

Drill types-Air core drilling Air core drilling and related methods use hardened steel or tungsten blades to bore a hole into unconsolidated...