EXECUTION VERSION PARTICIPATION AGREEMENTParticipation Agreement • October 22nd, 1999 • Blue Dolphin Energy Co • Crude petroleum & natural gas • Texas
EXHIBIT 7.4 VOTING AND SUPPORT AGREEMENT AND IRREVOCABLE PROXYBlue Dolphin Energy Co • October 22nd, 1999 • Crude petroleum & natural gas • Texas
EXHIBIT 7.5 VOTING AND SUPPORT AGREEMENT AND IRREVOCABLE PROXY September __, 1999 Blue Dolphin Exploration Company 801 Travis, Suite 2100 Houston, Texas 77002 Dear Sirs: The undersigned understands that Blue Dolphin Exploration Company ("Investor"),...Blue Dolphin Energy Co • October 22nd, 1999 • Crude petroleum & natural gas • Texas
