With a nuclear deal potentially just weeks away, some of Europe’s biggest oil majors are jostling for position at the head of a growing queue of foreign oil companies eying a piece of Iran’s upstream, post-sanctions.

Foreign oil companies were again talking up their interest in returning to Iran’s upstream this week, as marathon talks aimed at breaking the decade-long deadlock over the Iranian nuclear program entered their final weeks, ahead of a 30 June deadline set by a draft agreement struck earlier this year. (CONTINUED - 1782 WORDS)