Preparation of ammonia synthesis gas

Chemistry of inorganic compounds – Nitrogen or compound thereof – Ammonia or ammonium hydroxide

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252373, 252376, C01C 104

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active

044799250

ABSTRACT:
Ammonia synthesis gas having excess nitrogen is produced in a reactor-exchanger primary reformer followed by an autothermal secondary reformer wherein process air for the latter is preheated by heat exchange with gas turbine exhaust and the primary reformer is heated by synthesis gas from the secondary reformer.

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