Comments on: Tough directional TCIs deliver longer runs with higher ROP in Canadian build sections /tough-directional-tcis-deliver-longer-runs-with-higher-rop-in-canadian-build-sections-1691 Get the latest oil drilling news with Èý•NÌåÓý Wed, 05 Oct 2011 14:19:11 +0000 hourly 1 https://wordpress.org/?v=6.1.1