Royal Dutch Shells second quarter 2011 earnings nearly doubled on higher oil prices with profits jumping to US$8.66 billion compared with US$4.5 billion in the same quarter a year ago.

Enis Q2 results were affected by the disruption to the company’s oil and gas operations in Libya. Net profit for the second quarter was US$1.78 billion a decrease of 31 per cent compared with the second quarter of 2010.

Chevron reported second quarter net income of US$7.7 billion, up from US$5.4 billion in second quarter 2010 on the back of higher crude oil prices.

ConocoPhillips posted second-quarter earnings of US$3.4 billion which was an 18 per cent drop on last years Q2 2010 profits of US$4.2 billion.