Douglas J. Wilson, Mark F. Barrilleaux Exxon Co. U.S.A. New Orleans Prepacking and waterpacking techniques were successful in gravel packing the long, highly deviated completion intervals (up to 445 ft at angles approaching 70) in the wells on the Lena guyed tower, located in the Gulf of Mexico. During 8 rig-years of operations, these techniques were used for both single and multizone completions. While some operators consider this technology antiquated, field experience at Lena demonstrates that water packing results in high-performance completions. LENA DEVELOPMENT In 1982, Exxon Co. U.S.A. instal...

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