return-flue boiler

[ ri-turn-floo ]

noun

1. a fire-tube boiler having flues that collect the combustion gases at the end of the boiler opposite the fire door and pass them through the boiler to an uptake above the fire door.

Word History and Origins

Origin of return-flue boiler¹

First recorded in 1885–90

Example Sentences

Impurities in the water accumulate here, and it is of great value on a return flue boiler.

From Project Gutenberg

There are two general types, the wood and coal burners with locomotive boilers, and return flue boiler style for burning straw.

From Project Gutenberg

The Avery is an engine with a return flue boiler and full water front, and also is arranged with a firebox besides.

From Project Gutenberg

All sizes and styles have the return flue boiler, for wood, coal or straw.

From Project Gutenberg

This engine had too small a boiler, and he soon after built a larger engine, with a return-flue boiler made of wrought-iron.

From Project Gutenberg