heavy-oil

The Keystone network connects heavy-oil fields in Alberta with Cushing, Okla., which is the delivery point for the Nymex light, sweet oil contract.

Crude Rallies on Weaker Dollar, Pipeline Outage Dan Strumpf 2011

Bahrain has said it hopes to double or triple production from its Awali oil field by targeting heavy oil there with the help of California-based Occidental Petroleum Corp. Abu Dhabi in 2009 launched a pilot project with Connecticut-based Praxair Inc. to boost heavy-oil production in its Zakum field.

Facing Up to End of 'Easy Oil' Ben Casselman 2011

Total recently acquired the license to a heavy-oil field in Madagascar.

Africa's East Coast in Natural-Gas Spotlight Guy Chazan 2011

Oman has been especially ambitious with its heavy-oil projects as it looks to offset a steep decline in its light-oil production.

Facing Up to End of 'Easy Oil' Ben Casselman 2011

Already, some are trying to tap their heavy-oil reserves.

Facing Up to End of 'Easy Oil' Ben Casselman 2011

But there are doubts about whether all of Venezuela's heavy-oil discoveries are economically viable.

Venezuela's Oil Reserves Top Saudi Arabia's, OPEC Says Benoit Faucon 2011

Industry experts fear a power vacuum in the South American country could have detrimental effects on oil production at a time when the government is counting on increasing output and trying to encourage foreign companies to develop its Orinoco heavy-oil belt.

Chávez Doubts Spill Into Venezuelan Oil Sector Kejal Vyas 2011

"All the countries in the Middle East are going to have to start grappling with these heavy-oil reserves," says Andrew Gould , chairman and chief executive of oil-field services giant Schlumberger Ltd., which has worked on several heavy-oil projects in the region.

Facing Up to End of 'Easy Oil' Ben Casselman 2011

The oil extracted from the sands in the northeast corner of Alberta begins as bitumen, a thick and sulfurous heavy-oil precursor, and the costs of mining and processing it are immense.

A Place Where Outsiders Are Welcome Edward Welsch 2010

Oil-sands production is energy-intensive and burns lots of natural gas to fuel its operations, making some of the projects emit more than four times as much greenhouse gases as light-oil production, though the amounts are comparable to emissions in other heavy-oil projects.

A Place Where Outsiders Are Welcome Edward Welsch 2010