-
-
-
-
Gas atmosphere heating furnace
-
Patent number 4,457,493
-
Issue date Jul 3, 1984
-
Kanto Yakin Kogyo Kabushiki Kaisha
-
Susumu Takahashi
-
C21 - METALLURGY OF IRON
-
-
Conveyor for transporting workpieces
-
Patent number 3,968,889
-
Issue date Jul 13, 1976
-
Koppers-Wistra-Ofenbau Gesellschaft mit beschrankter Haftung
-
Gunter Hepp
-
F27 - FURNACES KILNS OVENS RETORTS
-
3870462
-
Patent number 3,870,462
-
Issue date Mar 11, 1975
-
F27 - FURNACES KILNS OVENS RETORTS
-
1936239
-
Patent number 1,936,239
-
Issue date Nov 21, 1933
-
F27 - FURNACES KILNS OVENS RETORTS
-
1712997
-
Patent number 1,712,997
-
Issue date May 14, 1929
-
F27 - FURNACES KILNS OVENS RETORTS
-
1372781
-
Patent number 1,372,781
-
Issue date Mar 29, 1921
-
F27 - FURNACES KILNS OVENS RETORTS