The second-largest US oil company, Chevron Corporation, said Friday that is profits increased 24 per cent in the second quarter, according to dpa. The San Ramon, California-based firm had net profits of 5.4 billion dollars, or 2.52 dollars per share, in the April-to-June period. Earnings were 1.97 dollars per share in the year-earlier period. Revenues were 54.3 billion dollars in the second quarter versus 52.1 billion in the same quarter of 2006. The company had record profits in the first half of 2007, earning 19.5 billion dollars, or 4 per cent more than the previous year. Its revenues were up 21 per cent from 2006 to 10.1 billion dollars.