NNPC

The nigerian national petroleum corporation, nnpc, was established on april 1, 1977, under the statutory instrument-decree no. 33 of same year by a merger of nigerian national oil corporation, nnoc, with its operational functions and the federal ministry of mines & power with its regulatory responsibilities. This decree established nnpc, a public organization that would, on behalf of government, adequately manage all government interests in the nigerian oil industry.

In addition to its exploration activities, the corporation was given powers and operational interests in refining, petrochemicals and products transportation as well as marketing. Between 1978 and 1989, nnpc constructed refineries in warri, kaduna and port harcourt and took over the 35, 000-barrel shell refinery established in port harcourt in 1965.