Crude costs press exxonmobil to vary slate

摘要

Exxonmobil,the world's biggest refiner,tried a cocktail of new crudes at its plants in the first quarter to cope with record-high feedstock costs.During the quarter,front-month sweet crude broke us56/bbl on the new york mercantile exchange.exxommobil's own average us crude sales price was us42.76/bbl,up 11.56/bbl from a year ago and us3.91 more than in the fourth quarter.