SYDENY: Cooper Energy has announced a 10 well appraisal program by the PEL 92 joint venture commenced with the spudding of Callawonga-22 on November 5, 2019. Callawonga-22 is the firstof4appraisal wells to be drilled at the Callawongaoil field, to be followed by 4 wells at the Butlers oil field and 2 wells at the Rincon…