ARTICLE WITH METAL MAIN BODY AND PROCESS OF ITS MANUFACTURE Russian patent published in 2001 - IPC

FIELD: mechanical engineering. SUBSTANCE: invention refers to article with metal main body coming in the form of component of gas turbine, in the form of blade, in particular. Article includes metal main body with one longitudinal conduit as minimum and assemblage of branching off lateral conduits laid inside. Covering layer employed as protective or adhesive layer lies over main body. Enriched layer covers correspondingly walls of longitudinal and lateral conduits and part of covering layer. Ceramic heat insulation layer can be provided on outside. EFFECT: reduced manufacturing expenses, laying of coat on internal surfaces of lateral conduits without uncontrollable narrowing of cross-section. 19 cl, 4 dwg