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A hollow place at the bottom of a furnace, to receive the melted metal.

A furnace for melting iron or other metals in large quantity, -- used chiefly in foundries and steel works.

A firebrick wall, or a stone, which forms the front of the hearth of a blast furnace. Dam plate (Blast Furnace), an iron plate in front of the dam, to strengthen it.

h damps or checks; as: (a) A valve or movable plate in the flue or other part of a stove, furnace, etc., used to check or regulate the draught of air. (b) A contrivance, as in a pianoforte, to deaden vibrations; or, as in other pieces of mechanism, to check some action at a particular time. Nor did Sabrina's presence s…

That which deflects, as a diaphragm in a furnace, or a come in a lamp (to deflect and mingle air and gases and help combustion).

Any erection resembling the dome or cupola of a building; as the upper part of a furnace, the vertical steam chamber on the top of a boiler, etc.

A pipe for leading combustible gases downward from the top of the blast furnace to the hot-blast stoves, boilers, etc., where they are burned.

The clogging of a blast furnace.

. Exhaust draught, a forced draught produced by drawing air through a place, as through a furnace, instead of blowing it through. -- Exhaust fan, a fan blower so arranged as to produce an exhaust draught, or to draw air or gas out of a place, as out of a room in ventilating it. -- Exhaust nozzle, Exhaust orifice (Ste…

lled because no coal is found worth working below this stratum. It is used for hearths of furnaces, having power to resist intense heat. Ure.

A wire basket on the end of a rod to carry glass bottles, etc., to the annealing furnace; also, an iron rod to be thrust into the mouths of bottles, and used for the same purpose; -- calles also pontee and punty.

The arch over the dam of a blast furnace; the tymp arch.

hat which is used or wasted; as, springs feed ponds; the hopper feeds the mill; to feed a furnace with coal.

To cover or line with a mixture of ore, cinders, etc., as the hearth of a puddling furnace.

A mixture of ore, cinders, etc., used to line the hearth of a puddling furnace. [Eng.] [It is commonly called fix in the United States.]

A charcoal hearth or furnace for the conversion of cast iron into wrought iron, or into iron suitable for puddling.

of plants which causes them to appear as if burnt by fire. -- Fire box, the chamber of a furnace, steam boiler, etc., for the fire. -- Fire brick, a refractory brick, capable of sustaining intense heat without fusion, usually made of fire clay or of siliceous material, with some cementing substance, and used for lini…

A worker at a furnace or fire. B. Jonson.

A stone which will bear the heat of a furnace without injury; -- especially applied to the sandstone at the top of the upper greensand in the south of England, used for lining kilns and furnaces. Ure.

The mode of introducing fuel into the furnace and working it. Knight.