| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an electrical heating device for fluid material, capable of moderating or eliminating temperature variations of the fluid material caused by electrical heating, of suppressing adhesion to an electrical heating part, and of significantly prolonging the continuous operation time by suppressing the formation of scorch dirt. <P>SOLUTION: In the electrical heating device of the fluid material in which it is Joule heated while being made to flow continuously in a flow passage 1, the flow passage 1 is constituted of a non-conducting straight tube member 2, formed linearly and a curved tube member 3, which is arranged and installed at both end parts of the straight tube member 2 and has conductivity, and a power supply 4 for Joule heating is connected to the curved tube member 3. <P>COPYRIGHT: (C)2009,JPO&INPIT |
