Process for coating the inner and outer faces of a pipe cut to length

摘要

A process is disclosed for coating the inner and outer faces of a pipe cut to length with a coating material applied on a previously cleaned surface over the required circumference. At least one inner nozzle assembly and one outer nozzle assembly are moved at the same time in the circumferential and longitudinal directions with respect to the surface to be coated and spray the required amount of coating material on the pipe; the wall of the pipe is heated at the same time by the induction coil of an inductor.