drilling
Shell to expand energy technology R&D
Energy group seeks to commercialise innovations by outside researchers over extraction of traditional hydrocarbons and to push renewable energy forms
Hess to sell Russian subsidiary to Lukoil
The sale was one of the moves proposed in a restructuring plan, which is expected generate proceeds to pay down debt and strengthen the balance sheet
Valiant up nearly a third after Ithaca deal
North Sea oil group finally concludes sale but the £203m cash-and-shares deal still left investors who held the stock since the sale announcement nursing a small loss
