24 Jun 2022 GEECL set to kick off shale gas exploration in prized Indian asset24 Jun 2022 GEECL to start shale gas prospecting05 Jun 2022 Great Eastern Energy to invest $2 billion in shale gas exploration15 Ju1 2021 Great Eastern Energy Corporation to invest Rs 15,000 crore for shale gas core well exploration in Bengal11 Jun 2020 More CBM exploration probes on agenda for GEECL