Deal signed as part of top crude exporter Saudi Arabia's diversification drive before the listing of Aramco.
Bulgaria and Qatar signed a memorandum on Thursday to cooperate in building new infrastructure for the delivery of Qatari liquefied natural gas.
Nasser added that the decision on the listing venue "and the rest is a job for the shareholder".
The world is moving to decarbonised energy but oil and gas will continue for as long as many of us will live, says Khalid Al-Falih
Rising U.S. crude production and an increase in inventories.
Middle East crude benchmark Dubai extended declines into a fifth session on Thurs.
National Iranian Oil Company also cut prices for three other grades it sells to Asia.
Goldman attributed the recent slide in oil prices to seasonality
70% of the work on the South Alba Sewage Water Treatment Plant Project has been completed,
Algeria's Skikda liquefied natural gas (LNG) facility appears to have resumed exports.