KUB-Gaz, a 70%-owned Ukrainian subsidiary of Kulczyk Oil (KOV PW), after successful tests of its M-21 well at 3 MMcf/d at the end of June, spudded a new M-20 well located within the same R8 production zone, Kulczyk announced Friday. Drilling commenced one week ahead of schedule and is expected take about 40 days to reach projected total depth 1,450 m and evaluate the gas-bearing layer.