JDZ Blocks: ERHC Energy's Extension to End in MarchTHISDAY LiveBy Ejiofor Alike The expiration of the one-year extension granted ERHC Energy Incorporated for Exploration Phase 1 in oil Blocks 2, 3 and 4 in the Joint Development Zone (JDZ) that belongs to Nigeria and
Sao Tome and
Principe will end in the middle of
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