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Heirs Energies says it has implemented a track record of significant production increases, pioneered a new model of community engagement
read more Heirs Energies marks 3 years of operations, says oil output up 48%
Advertisment
Heirs Energies says it has implemented a track record of significant production increases, pioneered a new model of community engagement
read more Heirs Energies marks 3 years of operations, says oil output up 48%