Publicado no e em "Ciências, Ciências", idioma — English. 60 páginas.
Cover Story: Blessed Oilfield Services, Inc
Feature Stories: DeLaune Drilling Service Celebrating 50 Years of Service
A Special Tribute: The Father of Fracking...George P. Mitchell
Interview with Glenn Karnei...Anadarko Energy Services
What is Sour Gas? Poison in the Oilfield, H2S Mais
