April 2007

Trends and Resources

HP Innovations

Energy-efficient process upgrades bitumen OrCrude, owned by Ormat, is a proprietary process to upgrade bitumen and heavy oil into synthetic crude oil. As shown in Fig. 1, the process consists of three..

Energy-efficient process upgrades bitumen OrCrude, owned by Ormat, is a proprietary process to upgrade bitumen and heavy oil into synthetic crude oil. As shown in Fig. 1, the process consists of three main steps:  Fig. 1    Process upgrades bitumen and heavy oil into synthetic crude. 1. Distillation. In the distillation step, raw bitumen, which has an API of 8°, is combined with a diluent and sent to the distillation tower. The diluent is recovered, and the bitumen is separated into two streams: a lighter stream (22°API sour crude oil) and a heavier stream known as the vacu

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