Mary J. Mathis - Buffalo NY James J. Maloney - Tonawanda NY
Assignee:
Praxair Technology, Inc. - Danbury CT
International Classification:
F25J 302
US Classification:
62 24
Abstract:
A system for producing liquid nitrogen from a nitrogen-containing hydrocarbon stream wherein excess refrigeration existing in a nitrogen rejection unit or in an integrated nitrogen rejection unit-helium rejection unit system is utilized to effectively generate a liquid nitrogen product stream.