ExxonMobil

(XOM) - Get Report

and

Royal Dutch/Shell

( RD) won liquefied natural gas deals in Qatar over the weekend.

The Associated Press reported that Exxon won a 25-year, $12.8 billion LNG deal with state-run Qatar Petroleum to supply the product to Britain. Shell reached a separate deal to build a plant in Qatar's Ras Laffan City that is expected to produce 7.8 million tons of LNG over 25 years, with deliveries to American and European markets starting in 2010.