Need to know
BG Group: The London-listed oil and gas group saw its A$995 million (£445.7 million) offer for Pure Energy, the Australian coal-seam gas producer, gain board support. The recommendation from Pure trumps the latest offer from Australias Arrow Energy and its partner, Royal Dutch Shell.
BP: The oil and gas group has appointed Robert Dudley, the former boss of TNK-BP, its Russian joint venture, as a board director with responsibility for broad oversight of activities in the Americas and Asia. Mr Dudley resigned from TNK-BP last year amid tensions between BP and its Russian partners.
Rio Tinto: Leading shareholders in the Anglo-Australian mining group want Jim Leng reinstated as chairman designate in a move that threatens to throw the board into turmoil. Mr Leng resigned earlier this month over Rio Tintos controversial capital raising, a month after being named as its new chairman.