Metal treatment – Compositions – Heat treating
Patent
1975-02-05
1977-04-05
Satterfield, Walter R.
Metal treatment
Compositions
Heat treating
148 166, 148 203, 427249, C21D 148
Patent
active
040160130
ABSTRACT:
A process for producing diffusion layers of carbides, nitrides and/or carbonitrides on metallic or metalloid substrates, using certain triazines and pyrimidines as sources of carbon and nitrogen, is described. Uniform and well-adhering diffusion layers can be produced in short reaction times by means of this process.
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Caillet et al.; C.R. Acad. Sc. Paris, 270, p. 1867, June 1970.
Karrer, P; Organic Chemistry, New York, 1938, pp. 210-212, 748-749, and 762-764.
Bitzer Diethelm
Lohmann Dieter
Ciba-Geigy Corporation
Hall Luther A. R.
Satterfield Walter R.
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