Granby Oil and Gas has successfully drilled and tested the Tristan NW production well in the UK Southern North Sea,the operator said today.The Ensco 80 rig is now preparing to move off location after drilling the 49/29b-11 subsea horizontal well,w h i ch flow tested at a rate of 30 MMcf/d(0.85 MMcm/d)of gas with a potential of 48 MMcf/d(1.36 MMcm/d)in line with expectations .
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