LONDON (

TheStreet

) --

BP

said Sunday that it has agreed to sell its 60% stake in Pan American Energy for $7.06 billion.

The purchaser is

Bridas Corp.

, which like Pan American, is an Argentina-based oil and gas company.

The deal, which is expected to close next year, is part of BP's plan to sell off $30 billion in assets by the end of 2011 in order to pay costs related to its oil spill in the Gulf of Mexico earlier this year.

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The Pan American deal means that BP has struck agreements to divest itself of $21 billion in assets since the oil spill.

Bridas is partly owned by

CNOOC

(CEO) - Get Report

, a state-owned Chinese oil company.

Shares of BP closed Friday down 47 cents at $41.00.

This article was written by a staff member of TheStreet.