Tall cylindrical furnace
1820-1900
Clay furnace with 15 gas burners
Crucible furnace
Early crucible furnace
Model of corrugated furnace flue for steam boilers
1885-1887
Small Moissan electric furnace
Lamp furnace c. 1840
1840
Materials processing furnace (ground version of the Swedish Space Corporation Mirror Furnace)
Small clay evaporating furnace
Rubber tube, from Dennstedt's electric combustion furnace
Chemical Combustion Furnace by J. Orme & Co., 1870s
1870-1879
Electric muffle furnace 10" long
An Indian smelting furnace and many accessories
round chemical furnace
Electrolitic furnace for the manufacture of phosphorus
Furnace for airing cupboard and flat iron
1905
Electric muffle furnace
1900
High frequency induction furnace. Demonstration melting of steel rod
Clay furnace by Fletcher Russell and Co.
Crucible furnace with Bunsen gas burner and chimney flue for natural draught
Tube furnace by Heraeus, West Germany
1965-1975
Gas heated double muffle furnace
1876
Muffle furnace
Huxley furnace
Gas heated forced draught crucible furnace
1876
Dennstedt's electric combustion furnace, with two glass tubes, a glass pipe and two rubber tubes
Dennstedt's electric combustion furnace
Small ceramic from heated double muffle furnace (pattern now obsolete)
1876
Lothar Meyer furnace for sealed tubes.
Electric wire wound resistance furnace
1900-1982
Electric crucible furnace 5 1/2" high 3" diameter
Twin tube furnace by Gallenkamp, serial no.1523
1970
Electric tube furnace
Morgan portable muffle furnace, c. 1914
1914
Electric tube furnace with platinum winding.
Ullmann's explosion furnace.
Musgrave Hot Air coke-fired heating furnace
1901
Belgian zinc furnace (scale 1:15)
Small powerful furnace (Bunsen burner) with asbestos lined hood
Electric furnace
Meker furnace no.9
Muffle Furnace, 1100 c, Super Hotspot
circa 1960
T. Schloesing's furnace
Metal element from heated double muffle furnace (pattern now obsolete)
1876
Ceramic from heated double muffle furnace (pattern now obsolete)
1876
Gas heated forced draught crucible furnace
1876