blast furnace | a furnace for smelting of iron from iron oxide ores, combustion is intensified by a blast of air |
bogy bogie bogey | an unidentified (and possibly enemy) aircraft |
electric furnace | any furnace in which the heat is provided by an electric current |
fireplace hearth open fireplace | an open recess in a wall at the base of a chimney where a fire can be built, the fireplace was so large you could walk inside it, he laid a fire in the hearth and lit it, the hearth was black with the charcoal of many fires |
furnace | an enclosed chamber in which heat is produced to heat buildings, destroy refuse, smelt or refine ores, etc. |
furnace lining refractory | lining consisting of material with a high melting point, used to line the inside walls of a furnace |
furnace room | a room (usually in the basement of a building) that contains a furnace for heating the building |
gas furnace | a furnace that burns gas |
hearth fireside | home symbolized as a part of the fireplace, driven from hearth and home, fighting in defense of their firesides |
oil burner oil furnace | a furnace that burns oil |
open-hearth furnace | a furnace for making steel in which the steel is placed on a shallow hearth and flames of burning gas and hot air play over it |
reverberatory furnace | a furnace in which the material that is being treated is heated indirectly by flames that are directed at the roof and walls of the furnace |
solar dish solar collector solar furnace | a concave mirror that concentrates the rays of the sun, can produce high temperatures |
Stassano furnace electric-arc furnace | an electric furnace in which an electric arc provides the source of heat for making steel |
tank furnace | furnace into one end of which a batch of measured raw materials is shoveled and from the other end molten glass is obtained |
metallurgy | the science and technology of metals |
powder metallurgy | the metallurgy of powdered metals, how to produce solid metal objects from powdered metal by compaction and sintering |
hearth fireside | an area near a fireplace (usually paved and extending out into a room), they sat on the hearth and warmed themselves before the fire |
bogey bogy bogie | an evil spirit |
hearth money Peter's pence | an annual contribution made by Roman Catholics to support the papal see |
open-hearth process | a process for making steel using an open-hearth furnace |
open-hearth | of or relating to or produced by the open-hearth process, open-hearth steel |