Procedure and device for the projection of treatment or protection fluids on the internal wall of hollow bodies in the form of conduits. (Machine-translation by Google Translate, not legally binding)

摘要

Procedure for the projection of fluids loaded or not with pulverulent materials, solid or soluble, on the internal wall of hollow bodies in the form of conduits, of uniform section but with a profile that can be variable, in order to ensure a protection treatment or a protection of said wall, this method consisting in using this conduit for the transport of the fluid, and in directing said fluid on the wall by means of a mobile element, which is driven by the same fluid, and whose displacement is subject to the dependence of a flexible link, attached to the outside of the conduit of a device that allows the control of the speed and/or distance of this displacement. (Machine-translation by Google Translate, not legally binding)