Receiver/dryer-accumulator-internal heat exchanger for...

Recirculating refrigeration system

Recirculating regenerative air cycle

Reclaiming of refrigerant fluids to make same suitable for reuse

Recovering condensables from a hydrocarbon gaseous stream

Recovering condensables from natural gas

Recovery and purification of hydrogen from refinery and petroche

Recovery of 1,3-butadiene by fractional crystallization from fou

Recovery of aroma gases

Recovery of C.sub.2 + hydrocarbons by plural stage rectification

Recovery of C.sub.2 hydrocarbons from demethanizer overhead

Recovery of C.sub.3+ hydrocarbons

Recovery of carbon dioxide from a carbon dioxide plant vent gas

Recovery of dissolved light gases from a liquid stream

Recovery of heavier hydrocarbons from natural gas

Recovery of HF and HCl from gaseous mixtures thereof

Recovery of hydrogen and ammonia from purge gas

Recovery of hydrogen and other components from refinery gas stre

Recovery of hydrogen chloride from chlorinated hydrocarbons such

Recovery of hydrogen from ammonia synthesis purge gas