Low-delta P purifier for nitrogen, methane, and argon...

Details Low-delta P purifier for nitrogen, methane, and argon... Low-delta P purifier for nitrogen, methane, and argon...

2006-08-15

2006-08-15

Langel, Wayne A. (Department: 1754)

Chemistry of inorganic compounds

Nitrogen or compound thereof

Ammonia or ammonium hydroxide

C062S051200, C062S606000, C062S616000, C252S376000

Reexamination Certificate

active

07090816

ABSTRACT:
A process for manufacturing ammonia from syngas with excess air for reforming and nitrogen removal with low pressure losses is disclosed. Auto-refrigeration for cooling the syngas for cryogenic hydrogen enrichment is provided by expansion of a hydrogen-lean waste fluid stream from a distillation column.

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“New Kellogg Brown & Root Ammonia Process”; Gosnell, Jim and Malhotra, Avinash; Presentation at the AIChE Ammonia Safety Symposium, Seattle, Washington, Sep. 27-29, 1999; Unpublished.

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