Patent ID: 11859866
Assignee: I.R.C.A. S.P.A. INDUSTRIA RESISTENZE CORAZZATE E AFFINI
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  A  H | IPC A  F  H

Claim 0:
1. An electric heater comprising:
a metal body;
a first pipe and a second pipe provided in the metal body, the first pipe and the second pipe being mutually distinct so as to be apt to be crossed by two distinct flows of fluid to be heated;
a first heating stretch and a second heating stretch of at least one electric resistor and a third heating stretch of a further electric resistor;
wherein the first heating stretch, the second heating stretch and the third heating stretch are arranged in the metal body;
wherein the first heating stretch and the second heating stretch are adapted to heat the first pipe and the second pipe by transferring heat through the metal body;
wherein the first pipe and the second pipe are arranged between the first heating stretch and the second heating stretch;
wherein the third heating stretch is proximal to the second pipe and distal from the first pipe; and
wherein the second pipe is arranged between the first pipe and the third heating stretch.