Oilex (OEX) announced that it had successfully retrieved the milling assemble and tubing that had become stuck at its Cambay-76H well in offshore India. The oil and gas explorer will now resume the final stages of production testing. In October 2011 the group had reported reserves at Cambay of 1.6 billion barrels of oil and 1.3 trillion cubic feet of gas. The shares soared 3.25p to 19.5p.