CNOOC Petroleum North America ULC 0433951

CNOOC 13P04 REDRILL NEWBY 16-7-86-6

08/16-07-086-06W4/3

Jun 1, 2011 → Jul 23, 2022

CNOOC Petroleum North America ULC 0433951

NEXEN OPTI 13P04 NEWBY 16-7-86-6

08/16-07-086-06W4/2

Jun 1, 2011 → Apr 27, 2012

CNOOC Petroleum North America ULC 0433951

NEXEN OPTI 13P04 NEWBY 16-7-86-6

08/16-07-086-06W4/0

Jun 1, 2011 → Oct 10, 2011