Aramco will use 170 rigs by end of this year or early 2014, Paal Kibsgaard, CEO of services giant

Schlumberger told a 19 July investors’ conference call to mark the firm’s 2Q13 results. Schlumberger and Saudi independent consultant Husseini Energy have upgraded Aramco’s need from respective estimates of 160 and 163 made earlier this year. (CONTINUED - 648 WORDS)