FIRST AMENDMENT TO NOTE PURCHASE AGREEMENT DATED JUNE 29, 2001 BY AND BETWEEN ATP OIL & GAS CORPORATION AND AQUILA ENERGY CAPITAL CORPORATIONNote Purchase Agreement • April 1st, 2002 • Atp Oil & Gas Corp • Crude petroleum & natural gas • Texas
R E C I T A L S ---------------Credit Agreement • April 1st, 2002 • Atp Oil & Gas Corp • Crude petroleum & natural gas • Texas
EXHIBIT 10.20 SIXTH AMENDMENT TO CREDIT AGREEMENT This SIXTH AMENDMENT TO CREDIT AGREEMENT (this "Amendment") executed effective as of the 31st day of January, 2002 (the "Sixth Amendment Effective Date"), is by and among ATP OIL & GAS CORPORATION, a...Credit Agreement • April 1st, 2002 • Atp Oil & Gas Corp • Crude petroleum & natural gas • Texas
