By Jaylan Boyle, Senior Contributing Reporter
RIO DE JANEIRO - The petroleum industry is rarely out of the news in Brazil, but some recent global headlines have unfortunately been negative due to to the U.S. Gulf disaster. Thus a corporation like National Oilwell Varco (NOV), whose fortunes are inextricably entwined with the oil reserves beneath the surface, are focused on providing a safer future.
NOV is one of the largest providers of . . .