TIPPERARY OIL & GAS (AUSTRALIA) PTY. LTD. (ACN 077 536 871) And ENERGEX RETAIL PTY LTD (ACN 078 849 055)Gas Supply Agreement • August 15th, 2000 • Tipperary Corp • Crude petroleum & natural gas • Queensland
Exhibit 10.4 December 6, 1999 Union Pacific Resources Inc. 4th Floor 425 - 1st Street S.W. Calgary, Alberta T2P 3L8 and Project Orange Associates, L.P. c/o G.A.S. Orange Associates LLC 90 Presidential Plaza Syracuse, New York 13209 Dear Sirs: Re:...Gas Supply Agreement • February 11th, 2000 • Project Orange Capital Corp • Alberta