Drill rig bit types

Rotary bits drill the formation using primarily two principles: 1. Rock removal by exceeding its shear strength and 2. Removal by exceeding the compressive strength. The broken rock is removed by rotary s. [pdf]

Oil rig drill bit types

Rotary bits drill the formation using primarily two principles: 1. Rock removal by exceeding its shear strength and 2. Removal by exceeding the compressive strength. The broken rock is removed by rotary s. [pdf]

Fire while making a bit trip on drilling rig

By Gary Ganson, CIH, CSP Drilling crews can become complacent when the majority of the time they leave the job site without incident. The Earth’s crust contains all the hydrocarbons we know as fossil f. [pdf]