Global rig count up 18% from 2010 on North American thirst for oil
Published: Friday, 07 October 2011
Rig count hike expected to affect industrial minerals such as barytes, bentonite
Global oil and gas exploration increased 18% year on year in September, largely driven by increased activity in North America.
There were 3,662 rotary rigs operating worldwide in September compared with 3,112 in the same month last year and 3,613 in...