for steam assisted gravity drainage (SAGD) applications was mobilized by Deer Creek Energy Limited, a Calgary-based oilsands company. Auger drills Drill buckets A drill bucket, or auger bucket, is a drilling head that accumulates spoil inside and can be lifted from the hole periodically to be emptied. See also References External links OSHA guide for drilling rigs Drilling rigs American inventions Articles containing video clips Chinese inventions Petroleum engineering Petroleum geology Oilfield terminology Hole making Machining