TY - SER AU - Livingstone,Denise AU - Andes,Drew AU - Czerneski,Mckenna AU - Bauer,Scott AU - Castro,Boris AU - Gorr,Kevin AU - Coffman,Ryan AU - Beebe,Luke TI - Horizontal drilling optimization, high build rates lead to "mile-a-day" record wells in Marcellus shale PY - 2016/// CY - PB - N1 - Rotary steerable system, customized PDC bit contributed to successful project in challenging physical location near Pittsburgh airport ER -