LONDON: Corcel Plc, a London AIM-listed energy company with a focus on Angola and Brazil, has announced that its wholly-owned subsidiary, CRCL Brazil Ltd, has entered into a binding option agreement with Petroborn Óleo e Gás S.A. This agreement includes acquiring a 20% interest in the IRAI gas field, a Right-of-First Refusal (ROFR) over the…