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Title:
Method for surface coating ferrous alloy parts
Abstract:
Mechanical parts of ferrous alloys are provided with a coating consisting essentially of FeSn.sub.2, FeSn and FeSnC.sub.x with x ranging from 0.7-1.3 by holding the part to be treated in an oven at a temperature ranging from 400.degree. to 700.degree. C while the gaseous atmosphere inside the oven is comprised of a mixture of a vapor of a tin halide and a reducing gas.
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Inventors:
Caubet, Jacques-Jean (Andrezieux-Boutheon, FR)
Application Number:
532105
Filing Date: 1974-12-12 Publication_date: 1976-12-07 Assignee:
Centre Stephanois de Recherches Mecaniques Hydromecanique et Frottement (Andrezieux-Boutheon, FR)
Primary Class(es):
427/253
Other Classes:
US Patent Ref:
Other Refs:
816,656| Jul, 1969 | CA | | 468,796Oct, 1950 | CA | | 1,527,560May, 1968 | FR | | | | | | | |
Other References:
Powell et al., Vapor Deposition, pp. 316- 319 (1966). Doo et al., "Process for Molybdenum Vapor Deposition," IBM Tech. Discl. Betin, vol. 13, No. 2, July 1970. |