in situ production technologies From: Oil & Gas Investor | Date: July 1, 2006| Author: | Copyright Hart Energy Publishing, LP Jul 2006. Provided by ProQuest LLC.Copyright information

Steam-assisted gravity drainage is the most-used heavy oil recovery method, but the list of options is growing.

Two things about the global heavy-oil resource are inarguable: it is very large, and it will be sorely needed to supplement conventional crude supply as demand steadily grows.

ExxonMobil Corp., in its annual long-term outlook, expects worldwide energy demand to grow at an average of 1.6% annually by 2030 to nearly 335 million b/d of oil equivalent, an increase of 60%.

It is true that traditional fossil fuels will continue to supply the majority of energy during the period. The ...