Indonesian oil giant PT Pertamina, along with joint venture partner Saudi Aramco, awarded British firm Amec Foster Wheeler a contract to engineer and manage the upgrading of its integrated Cilacap refinery, which will boost crude processing capacity and upgrade base oil production there. Afton Chemical pushed back expected completion of the second phase of its Singapore additives plant expansion, which will increase its dispersants and zinc dithiophosphate antiwear agent capacities, from 2017 to the following year.