Article: United States : Chevron Engineers Squeeze New Oil From Old Wells.

Chevron Corp. is employing new technologies in hopes of extending the life of one of the world's oldest and most prolific oil fields, a process that is being replicated elsewhere to help the energy industry squeeze more out of aging oil basins.

The Kern River field has produced more than 2 billion barrels of oil in its 110-year history, but Chevron estimates it still holds another 1.5 billion barrels.

Chevron is using the Kern River field as a real-world laboratory, testing enhanced recovery techniques and bringing in engineers from around the world to learn them. "The thing about being in this old oil field," said Chevron engineer Joe Fram, "you can try ...

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