Chemical reactor for nitric acid

Chemical apparatus and process disinfecting – deodorizing – preser – Chemical reactor – Including solid – extended surface – fluid contact reaction...

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Details

420454, 420588, 422240, 422241, B01J 3500

Patent

active

048896969

ABSTRACT:
Disclosed herein is an improved chemical reactor apparatus of the type suitable for supporting a catalyst during the high temperature oxidation of ammonia to form nitric acid which is fabricated from a superior nickel base superalloy containing about: 20 to 24% chromium, 10 to 20% tungsten, 1.0 to 3.5% molybdenum, 0.3 to 1% manganese, 0.2 to 0.75% silicon, 10 to 20% cobalt and in which certain relationhips among these alloying elements provide a structure which has very high creep strength and resistance to the corrosive environment.

REFERENCES:
patent: 4476091 (1984-10-01), Klarstrom
patent: 4765956 (1988-08-01), Smith et al.

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