Refrigeration – Processes – Circulating external gas
Patent
1979-05-04
1981-03-17
Yudkoff, Norman
Refrigeration
Processes
Circulating external gas
62 28, F25J 306
Patent
active
042564760
ABSTRACT:
The present invention provides a method for recovering ethane from a gaseous mixture comprising hydrogen, methane, ethane, and aromatics, comprising subjecting the gaseous mixture to a series of condensing steps to separate the components and flashing the so-obtained ethane to produce a substantially pure ethane product stream.
REFERENCES:
patent: 3373574 (1968-03-01), Fisher
patent: 3626705 (1971-12-01), Knapp et al.
patent: 3691779 (1972-09-01), Meisler et al.
patent: 3796059 (1974-03-01), Banikiotes et al.
Hydrocarbon Research Inc.
Jacobs Michael A.
Yudkoff Norman
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