PetroLogistics LP owns and operates propane dehydrogenation (PDH) facility. The Company is located in the vicinity of the Houston Ship Channel. As of April 23, 2012, the Company had an annual production capacity of approximately 1.45 billion pounds of propylene. Its PDH facility uses a CATOFIN dehydrogenation technology pursuant to a fully-paid license from CB&I Lummus. It derives its sales from three different sources: propylene sales, hydrogen sales, and mixed stream of butane and butylenes (C4 mix stream) and heavier hydrocarbons (C5+ stream) sales.