Separations Process Research Unit / Department of Energy By Bechtel Marine Propulsion Corporation Under Contract / Federal Government / U.S. Department of Energy / Department of Energy By Bechtel Marine Propulsion Corporation Knolls Atomic Power Laboratory Schenectady / Site’s mission / Atomic Energy Commission / DOE SPRU / DOE’s office of Environmental Management / United States Department of Energy / United States Navy / United States Government / /