TY - SER TI - Three OPEC Ministers participate in Producer-Consumer Summit on LNG: Costumers ready to guarantee gas demand KW - OPEC KW - GNL. Gas natural licuado N2 - Former US Secretary of Energy Spencer Abraham's firm the Abraham Group hosted a Producer-Consumer Summit on LNG in Washington DC on June 14, where three OPEC Member Country (MC) ministers participated. Omar F Ibrahim, Editor in-Chief of the OPEC Bulletin, reports on the meeting ER -