Partially reduced ferric oxide catalyst for the making of ammoni

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Metal – metal oxide or metal hydroxide

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423362, B01J 2374

Patent

active

047030305

ABSTRACT:
A novel, activated catalyst is provided for the synthesis of ammonia via the photoassisted reduction of molecular nitrogen by water. The novel catalyst is an incompletely reoxidized hydrogen reduced ferric oxide which is prepared by the reduction of an iron oxide such as .alpha.-Fe.sub.2 O.sub.3 in an atmosphere of water vapor and hydrogen followed by oxidation oxygen or in air. The use of the activated catalyst in photoassisted methods for synthesis of ammonia produces yields of ammonia which are many times the stoichiometric equivalent of the Fe(II) in the catalyst employed.

REFERENCES:
patent: 3787335 (1974-01-01), Yarrington
patent: 4587228 (1986-05-01), Frank et al.

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