DRAINING VALVE AND PROCESS FOR USING A DRAINING VALVE

摘要

1. Base valve comprising a valve body (1) and a movable element (2) for emptying a chamber containing products which may form hard masses as a result of temperature variations, in accordance with which the valve body comprises means for the introduction of a fluid under a pressure greater than that present in the chamber, characterized in that the introduction of the fluid is continuous and in that the fluid creates a heat screen above the movable element.