DK35005C
(en )
1925-09-14
Cooling oven with conveyor belt and with muffle furnace at the oven's supply end.
FR719861A
(en )
1932-02-12
Chimney for sucking and burning the fumes from the coke ovens
SU6893A1
(en )
1928-10-31
Kitchen hearth with retractable oven
SU33164A1
(en )
1933-11-30
Machine for filling hearth open-hearth furnaces
AT127062B
(en )
1932-02-25
Device for utilizing the fly coke in furnaces.
ES91864A1
(en )
1925-04-01
Conveyor belt cooling furnaces with muffle heating driven from the loading end.
SU28488A1
(en )
1932-12-31
Blast Furnace for Blast Furnaces
ES86475A1
(en )
1923-11-01
Improvements in furnace linings, crucibles and the like.
ES84369A1
(en )
1923-05-16
Charging devices for metallurgical furnaces and the like.
CA300639A
(en )
1930-05-27
Conveying element for heat treating furnaces
CH131631A
(en )
1929-02-28
Bright annealing furnace with cooling device.
ES94147A1
(en )
1926-01-16
Procedure and apparatus for charging carbon sulphide furnaces, especially of the shaft furnace class.
CA298305A
(en )
1930-03-11
Roller type conveyer for heat treatment furnaces
ES69289A1
(en )
1919-04-16
Improvements in ovens, hearths, stoves, lime kilns and the like.
ES104391A2
(en )
1927-12-16
Rotary muffle furnace with longitudinally movable heating zone and adjustable heating surface.
ES101531A1
(en )
1927-03-16
Rotating muffle furnace with longitudinally movable heating zone and adjustable heating surface.
ES99517A1
(en )
1926-11-16
Improvements in the helical hearth furnaces used for roasting sulphurous or other minerals and industrial drying.
FR652060A
(en )
1929-03-04
Hearth for bakery ovens and the like
NL543A
(en )
1930-09-15
Sulphur furnace with preheating device for the combustion air
CA295425A
(en )
1929-12-03
Continuous annealing and heat treating furnace
FR644537A
(en )
1928-10-09
Advanced blast furnace
GB286295A
(en )
1929-03-14
Improvements in fore-hearths for cupola furnaces
CA263045A
(en )
1926-07-27
Heat treating furnace
CA243266A
(en )
1924-09-30
Continuous heating furnace
ES123959A1
(en )
1931-11-16
A procedure for cooling the oven head in Martin-Siemens ovens and the like.