Nigeria: After Sourcing Crude From US, Brazil, Dangote Begins Negotiations With Libya to Augment Domestic Oil Supplies

*Refinery to disrupt refined product flows in Atlantic Basin, says S&P

*Research firm says Nigeria risks petrol shortages as import dips

*Dangote threatens to halt investment in steel sector

*Offers to sell refinery to NNPC after being labelled monopolist

Emmanuel Addeh in Abuja

Dangote refinery is in talks with Libya to secure crude for the 650,000 barrels per day plant and will also seek Angolan oil, a Senior Executive, Devakumar Edwin, said at the weekend, as it seeks to overcome problems with…