ERHC Energy Inc. to Exhibit at North America Prospect (NAPE) Expo
31 janv. 2013 12h44 HE
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ERHC Energy Inc.
HOUSTON, Jan. 31, 2013 (GLOBE NEWSWIRE) -- ERHC Energy Inc. (OTCBB:ERHE), a publicly traded American company with oil and gas assets in Sub-Saharan Africa, today announced that it is set to exhibit at...