"The legal process has finished and based on that the conditions for letting the oil tanker go free have been fulfilled and the oil tanker can move," says official
The Marine Express tanker was missing in the Gulf of Guinea after contact was lost in Benin on Friday
The Sanchi, carrying 136,000 tonnes of light crude oil from Iran, has been in flames since colliding with the CF Crystal 160 nautical miles east of Shanghai on January 6