Used- Weatherly High Pressure Nitric Acid Plant, 500 STPD. Ran at 535 MTPD, turn down ratio 88%, Ammonia consumption 0.304. Includes the following equipment: Ingersoll-Rand 5-stage centrifugal air compressor, 49,453 SCFM (dry) at 14.7 psia and 60 degree F, Ingersoll-Rand E-4331 hot gas expander, Compressor train rebuilt in 1994 more info...