EXHIBIT 10.80 AMENDMENT AGREEMENT NO. 3 ------------------------- AMENDMENT AGREEMENT NO. 3 ("Amendment") dated as of April 26, 2005 to (i) the Revolving Credit Agreement dated as of September 27, 2002, as amended to date (as the same may be further...Amendment Agreement • May 2nd, 2005 • Usec Inc • Mining & quarrying of nonmetallic minerals (no fuels) • New York
