A worker walks at Nahr Bin Umar oil field, north of Basra, Iraq December 21, 2015. Saudi Arabia and Iraq are set to supply full contracted volumes of crude to several Asian refiners in January, despite commitments to cut output under a deal signed last week by members of OPEC, refinery sources said on Friday. The top two producers in the Organization of the Petroleum Exporting Countries (OPEC) are looking to defend market share in the fastest growing region for oil demand, even as the cartel battles a festering supply glut that has hit global prices hard. Sources at eight refiners in Asia told Reuters they had been notified by state oil giant Saudi Aramco that in January it was set to supply full amounts of crude contracted as part of annual deals, with three to load extra volumes they had requested. The sources declined to be identified as […]