Motiva Signs License Agreement with ExxonMobil for Third Lube Train at Port Arthur, Texas, Facility

FAIRFAX, Va.--(BUSINESS WIRE)--June 14, 2005--ExxonMobil Research and Engineering Company (EMRE) today announced that Motiva Enterprises LLC ("Motiva"), owned by affiliates of Shell Oil Company and Saudi Refining, Inc., will construct a third lube train applying ExxonMobil's catalyst technology at its base stock complex in Port Arthur, Texas. The new unit will make Motiva's Port Arthur facility the world's largest Group II base oil plant and enable it to produce an additional 15,000 barrels per day of high quality base stocks. This third application will boost Motiva's total Group II production to more than 13 million barrels per year at Port Arthur.

The new lube train will upgrade heavy gas oil to ultra-high quality Group II base stock using ExxonMobil's proprietary lube catalyst technology, including MSDW catalytic dewaxing and MAXSAT hydrofinishing catalysts, and the corresponding reactor design. The expansion will be completed by the end of 2005, with production scheduled for early 2006.

EMRE is the research and engineering arm of Exxon Mobil Corporation, a leading global oil, natural gas, and petrochemicals company whose subsidiaries have operations in approximately 200 countries and territories.

Additional information regarding ExxonMobil and technologies it licenses can be found at http://www.exxonmobil.com/refiningtechnologies.

Headquartered in Houston, Motiva Enterprises LLC is a refining and marketing company owned by affiliates of Shell and Saudi Refining, Inc. Motiva's marketing operations support a network of approximately 9,200 Shell and Texaco-branded gasoline stations in the Eastern and Southern United States. In addition to their Port Arthur, Texas, refinery, Motiva assets include two other refineries located in Norco and Convent, La. Motiva has nameplate refining capacity exceeding 800,000 barrels of crude oil per day, and ownership or partial interests in 47 product terminals.

ExxonMobil is a trademark of Exxon Mobil Corporation or one of its affiliates. MSDW and MAXSAT are proprietary process names of Exxon Mobil Corporation or one of its affiliates.


Prem Nair,



Motiva Enterprises

Media Center,