Azerbaijan, Baku, Oct.31 / Trend F.Milad/
The secretary general of the Organization of Petroleum Exporting Countries OPEC), Abdalla Salem Al-Badri, has arrived in Tehran on Monday to hold a meeting with Iranian oil minister Rostam Qasemi.
Al-Badri is scheduled to deliver a speech in an international conference on oil and gas industry which will open here on Tuesday, the Mehr news agency reported.
The secretary general of the Gas Exporting Countries Forum (GECF), Leonid Bokhanovsky, is also expected to arrive in Tehran today.