Patent ID: 6345644
Filing Date: 2002-02-12
Classification: E03B,F16L,Y10T

Abstract:
A device for preventing freezing a fluid in a pipeline, comprising a container for accommodating a heating medium; heating means for heating said container and said heating medium in said container; a pipe bringable into contact with the pipeline and having a heating medium supply branch for supplying the heating medium from said container and a heating medium return branch for returning the heating medium to said container; means for supplying the heating medium into said supply branch from said container and returning the medium from said return branch back into said container, said heating medium supply branch and said heating medium return branch being formed so that at least one of said branches is in direct heat-transmitting contact with a wall of the pipeline; means for holding said at least one branch of said pipe in direct heat-transmitting contact with the wall of the pipeline so that heat is transmitted from the heating medium in said at least one branch directly through the wall of the pipeline to the fluid in the pipeline so as to heat the fluid in the pipeline.