Complex sentence: Carbon Energy and Linc Energy have both conducted successful pilot UCG projects in Australia, and in South Africa Eskom (with Ergo Exergy as technology provider) has operated a demonstration plant in preparation for supplying commercial quantities of syngas for commercial production of electricity.
Split into simpler sentences: Carbon Energy and Linc Energy have both conducted successful pilot projects in Australia. In South Africa Eskom (with Ergo Exergy as technology provider) has operated a demonstration plant in preparation for supplying commercial quantities of syngas for commercial production of electricity.