Chemistry of inorganic compounds – Nitrogen or compound thereof – Carbon containing
Reexamination Certificate
2007-11-13
2007-11-13
Langel, Wayne A. (Department: 1754)
Chemistry of inorganic compounds
Nitrogen or compound thereof
Carbon containing
Reexamination Certificate
active
10537820
ABSTRACT:
The present invention relates to a process for preparing hydrocyanic acid (HCN) by catalytic dehydration of gaseous formamide in a reactor which has an internal reactor surface made of a steel comprising iron and chromium and nickel, and also to a reactor for preparing hydrocyanic acid by catalytic dehydration of gaseous formamide, which reactor has an internal reactor surface made of a steel comprising iron and chromium and nickel, and also to the use of the reactor of the present invention in a process for preparing hydrocyanic acid by catalytic dehydration of gaseous formamide.
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Achhammer Guenther
Bassler Peter
Luyken Hermann
Menig Helmuth
Negele Anton
BASF - Aktiengesellschaft
Langel Wayne A.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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