DK12227C
(en)
|
|
Crucible melting furnace.
|
DK11530C
(en)
|
|
Crucible melting furnace.
|
CH47981A
(en)
|
|
Crucible furnace
|
FR410042A
(en)
|
|
Smoke-eating hearth
|
CH43952A
(en)
|
|
Crucible melting furnace
|
AT54094B
(en)
|
|
Glass melting furnace.
|
AT57892B
(en)
|
|
Melting furnace.
|
CH36636A
(en)
|
|
Tiltable crucible melting furnace
|
CH46672A
(en)
|
|
Tiltable crucible melting furnace
|
FR387683A
(en)
|
|
Crucible furnace
|
CA120731A
(en)
|
|
Crucible furnace
|
CA117193A
(en)
|
|
Crucible furnace
|
CA118671A
(en)
|
|
Crucible furnace
|
FR409832A
(en)
|
|
Tilting front crucible
|
CA108720A
(en)
|
|
Crucible melting furnace
|
CH54884A
(en)
|
|
Crucible melting furnace
|
FR411474A
(en)
|
|
Regenerative furnaces
|
CA119729A
(en)
|
|
Crucible furnace
|
DK20204C
(en)
|
|
Metal melting furnace.
|
DK9459C
(en)
|
|
Electric Melting Furnace.
|
FR394292A
(en)
|
|
Metallurgical furnace
|
ES36629A1
(en)
|
|
A crucible furnace.
|
FR16795E
(en)
|
|
Gasifier furnace for metal smelting
|
FR16969E
(en)
|
|
Gasifier furnace for metal smelting
|
FR404287A
(en)
|
|
Gasifier furnace for metal smelting
|