Nigeria’s long-delayed Brass LNG production project could be about to spring into life.Three strategic investors are understood to be working on the details of sales and purchase agreements for the two-train, 10 million tonnes per annum greenfield plant.They hope to finalise contracts by the year-end or early in 2013, according to industry sources.Nigerian National Petroleum Corporation (NNPC) chief Andrew Yakubu, speaking in Japan this week, said that LNG Japan and Itochu have been selected as strategic investors at Brass.Sempra