SUGAR LAND, TX--(Marketwire - November 3, 2009) - Researched by Industrial Info Resources (Sugar Land, Texas) -- Holly Corporation (NYSE:HOC) (Dallas, Texas) has selected an engineering firm to perform preliminary design for an ultra-low-sulfur diesel project at the company's refinery in Tulsa, Oklahoma. The project will include constructing a 25,000-barrel-per-day (BBL/d) hydrotreater, sulfur recovery unit, and hydrogen plant.

Other companies featured: ConocoPhillips (NYSE:COP)

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