China Oilfield Services Ltd | Upstream

Rosneft re-starts exploration drilling in the Kara Sea

Providence firms up drilling plans

Chinese yards bear brunt of oil price downturn

Providence has eyes on Barryroe development

Apec in Barryroe farm-in

Providence gets Chinese partner at Barryroe

Sirius COO Gregory dies suddenly

COSL sets sights on international drive

Sirius nominates Ororo rig

COSL crashes into the red