The number of oil rigs held fast at 483—down by 17 compared to this time last year. The number of gas rigs also stayed the same, at 102, a loss of 18 active gas rigs from this time last year.
The number of active drilling rigs in the United States stands at 589 this week, unchanged from the previous week but down by 33 from a year ago, according to the weekly data released Friday by ...
JINAN, Dec. 18 (Xinhua) -- Powered by intelligent technologies, China's Shengli Oilfield has achieved the capability to drill shale oil wells to depths almost 6,000 meters in just 17.7 days. The ...