Catalyst for ammonia conversion to HCN

Details Catalyst for ammonia conversion to HCN Catalyst for ammonia conversion to HCN

1992-03-06

1993-11-16

Langel, Wayne

Chemistry of inorganic compounds

Nitrogen or compound thereof

Carbon containing

423376, 502325, 502527, B01J 2300, C01C 302

Patent

active

052621456

ABSTRACT:
The manufacture of hydrogen cyanide by the catalytic reaction of air/oxygen, ammonia and a hydrocarbon gas employing an improved catalytic reaction zone comprising a sequential array of layers/piles in which the surface density of the catalyst in layers/piles decreases from the entrance to the exit of the catalytic reaction zone.

REFERENCES:
patent: 1934838 (1933-11-01), Andrussow
patent: 2607663 (1952-08-01), Perry et al.
patent: 2666689 (1954-01-01), Heider
patent: 2975144 (1961-03-01), Gross et al.
patent: 3033658 (1962-05-01), Gross et al.
patent: 3056655 (1962-10-01), Inman
patent: 3215495 (1965-11-01), Jenks et al.
patent: 3370919 (1968-02-01), Pan
patent: 4469666 (1984-09-01), Stephenson et al.
Knapton, A. G., "The Structure of Catalyst Gauzes after Hydrogen Cyanide Production", Platinum Metals Review, vol. 22, No. 4, pp. 131-137, Oct., 1978.

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