plural of philosophical furnace

plural of ladle furnace

(metallurgy) forge in which ore is smelted to metal, the process being intensified by a blast of hot air. / (metallurgy) as above, but specifically a forge where the fuel and the ore are intermixed.

A form of forge, used in smelting and refining, in which the material is melted by radiant heat and convection of hot gases, as opposed to direct contact with the fuel or flame (conduction).

A small electric furnace or kiln, loaded from the front. / (historical) A furnace in which the subject material is isolated from the fuel and the products of combustion, including gases and flying ash.

A reverberatory furnace with a circular revolving hearth, used in making steel.

(obsolete) A kind of furnace used in refining, to separate the metal from cinders and other foreign matter.

A form of furnace in which an ore is reduced to a metal

A furnace in the form of a vertical cylinder in which hot gas is forced upwards through the contained solids

A furnace having a regenerator in which gas used for fuel, and air for supporting combustion, are heated; a Siemens furnace.