July 30 (Reuters) - Carnarvon Petroleum Ltd CVN.AX :
* PETER LEONHARDT, CHAIRMAN, ANNOUNCES INTENTION TO RETIRE AT 2020 AGM
* BILL FOSTER, LEAD INDEPENDENT DIRECTOR, APPOINTED TO REPLACE LEONHARDT AS CHAIR
July 30 (Reuters) - Carnarvon Petroleum Ltd CVN.AX :
* PETER LEONHARDT, CHAIRMAN, ANNOUNCES INTENTION TO RETIRE AT 2020 AGM
* BILL FOSTER, LEAD INDEPENDENT DIRECTOR, APPOINTED TO REPLACE LEONHARDT AS CHAIR