Process for producing iron oxide

Chemistry of inorganic compounds – Oxygen or compound thereof – Metal containing

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252 6256, 252 6259, 252 6262, C01G 4908

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043059210

ABSTRACT:
In a process for producing an iron oxide having magnetite as a main component by heating to reduce a powder of an oxide or a hydrated iron oxide comprising an iron oxide as a main component in an atmosphere for reduction, an improvement characterized in that said atmosphere for reduction is formed by passing an industrial liquefied nitrogen gas.

REFERENCES:
patent: 4096292 (1978-06-01), Fagherazzi et al.

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