CONTRACT MODIFICATIONS TO THE SPECIFIC SERVICES CONTRACT TO DEVELOP, PRODUCE, AND UPGRADE CRUDE OIL IN BLOCK 20, INVOLVING THE PUNGARAYACU FIELD IN THE ECUADORIAN AMAZON REGION. SIGNED BETWEEN: THE ECUADORIAN STATE PETROLEUM COMPANY, PETROECUADOR, AND...Contract Modifications to the Specific Services Contract • March 16th, 2009 • Ivanhoe Energy Inc • Oil & gas field exploration services
