Casing while drilling (CWD) has been around in the rotary business for only 20 to 30 years, but cable tool drillers have been using this method since about day one.
Ahead of the NGWA’s Groundwater Week 2018, we sat down with Cody Green, product manager of water well drills at Epiroc, to discuss drill selection tips, the latest rig innovations and the future of drilling technology.
Errickson Equipment manufactures dual-rotary casing advancement systems, specifically ones that are retrofittable to your existing drill rig, excavator or box leads.
Mincon Group, acquired Driconeq, a global supplier of drill pipes and accessories for down-the-hole (DTH), rotary and reverse-circulation applications.
If you are running conventional oilfield drill pipe, drilling deep with a mud rotary or perhaps drilling 5,000 feet for natural gas with flush joint drill pipe, then you are familiar with the term "upset."
