Newsroom Second-Quarter 2012 Results Conference CallSchlumberger conference call July 20, 2012 to discuss Q2 results Tesco and Schlumberger Enter into Definitive Agreement on CASING DRILLING™ Division Schlumberger Acquires GEDCOSpecialized geophysical survey design services and software added to portfolio. Stopping Lost CirculationUsing wellbore strengthening to combat fluid loss Slickline Joins the Digital AgeTwo-way telemetry ushers in a new era for slickline. Built on Experience, Engineered for the FutureSampling and formation testing qualified for high-temperature environments