ConocoPhillips
Reducing solvent retention in ES-SAGD
Last updated:
Abstract:
Hydrocarbons in a subterranean reservoir are recovered using Expanding Solvent-Steam Assisted Gravity Drainage (ES-SAGD), including recovering hydrocarbons while reducing the solvent retention in the reservoir. Reducing solvent retention improves process economics.
Status:
Grant
Type:
Utility
Filling date:
19 Sep 2014
Issue date:
28 Apr 2020