Process and apparatus for producing nitrogen

Details Process and apparatus for producing nitrogen Process and apparatus for producing nitrogen

1996-12-18

1998-01-06

Capossela, Ronald C.

Refrigeration

Cryogenic treatment of gas or gas mixture

Separation of gas mixture

62651, F25J 300

Patent

active

057042292

ABSTRACT:
An air separation process and apparatus employing a single column nitrogen generator. Part of the incoming air stream to be separated is expanded and combined with a waste stream. After partial warming of the combined stream, the combined stream is expanded and then utilized to liquefy part of the incoming air and for refrigeration purposes.

REFERENCES:
patent: 5207067 (1993-05-01), Acharya
patent: 5222365 (1993-06-01), Nenov
patent: 5363657 (1994-11-01), Naumovitz

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