CH37992A
(en )
1907-08-31
Furnace for heating, firing, annealing and cooling
AT37092B
(en )
1909-04-26
Furnace for firing and drying bricks and the like.
CH70405A
(en )
1915-09-16
Heating device for furnaces for annealing, tempering, burning, melting or the like
DK9933C
(en )
1907-08-19
Device for smelting, crucible and annealing furnaces, also applicable to furnaces for firing, glazing and other similar purposes.
AT23745B
(en )
1906-04-10
Oven.
DK7486C
(en )
1905-05-08
Welding and annealing furnace.
GB190616641A
(en )
1907-05-02
Improvements in Ovens or Kilns for Annealing Iron Castings, for Burning Bricks and Potterywaer and for other similar uses.
FR367650A
(en )
1906-11-06
Cupola with before crucible heated by gas recovery
CH36261A
(en )
1906-12-15
Furnace for hot water heating
CH38246A
(en )
1907-09-30
Wind furnace for melting metals
AT23982B
(en )
1906-04-25
Firing for rotary furnaces.
CH38700A
(en )
1907-11-30
Shaft furnace with gas firing
GB190402726A
(en )
1904-04-21
Improvements in Apparatus for Controlling the Firing of a Number of Furnaces.
FR354544A
(en )
1905-10-07
Continuous action hearth for high temperature ovens
ES38066A1
(en )
1906-05-16
A blast furnace with electric heating.
CA99176A
(en )
1906-05-22
Method of utilizing the heat of channel furnaces
CH38115A
(en )
1907-09-15
Central heating furnace
CH44035A
(en )
1909-07-01
Central heating furnace
DK5064C
(en )
1902-09-29
Burner Oven with Briquette Firing.
AT23707B
(en )
1906-04-10
Muffle furnace.
ES33046A1
(en )
1904-01-16
A self-falling ore roasting furnace.
ES36629A1
(en )
1905-09-16
A crucible furnace.
DK6615C
(en )
1904-06-06
Burner Oven.
CH26089A
(en )
1903-07-31
Muffle furnace with gas heating
CH43954A
(en )
1909-07-01
Annealing furnace for heating car tires