Indirect Heated Component : A vessel or heat exchanger used to increase the temperature of a fluid by the transfer of heat form another fluid, such as steam, hot water, hot oil or other heated medium. (RP 14C)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}