Draft device for tunnel kilns
Drill rod
Drilling machine for blast furnace tapholes
Drive for automatic lance change devices
Drive mechanism for passing continuous strip through an oven
Driving and mounting equipment for a shaft furnace charging...
Drop-in furnace lining
Dry coal feed systems for combustion reactors
Drying and heat treatment process and apparatus for a...
Drying apparatus
Drying apparatus for clay cakes such as are used in the...
Drying kiln for lumber having improved insulation
Dual lift system
Dual variable orifice for reinforced preheater
Dual-purpose guide and drum cleaner for steckel mill coiler...
Dust cleaning apparatus for the exhaust suction pipe of an...
Dust preheating system with incipient calciner
Dust recycling to rotary kilns