Partners in the 20,000-b/d Dakota Prairie Refining LLC topping plant in southwestern North Dakota have let contract to Principal Technology Inc., Plano, Tex., for a small, modular sulfur-recovery unit (SRU) and tail-gas treating unit (OGJ Online, Mar. 27, 2013).
The refinery, near Dickinson, will run Bakken crude and produce 7,000 b/d of diesel for use in the region. Naphtha and atmospheric bottoms will be shipped to other refineries.
Calumet Specialty Products Partners LP, Indianapolis, and MDU Resources Group Inc., Bismarck, ND, are building the plant. Ventech Engineers North America is the primary equipment and technology provider.
The plant is to start work late next year.