Apparatus and method for net shape finishing of gears

Apparatus for blowing powdery refining agent into refining vesse

Apparatus for continuously quenching a steel plate

Apparatus for controlling the injection of oil into a blast furn

Apparatus for feeding material into a molten stream

Apparatus for generating an artificial atmosphere for the...

Apparatus for injecting granular material into a molten metal

Apparatus for post combustion

Apparatus for preparing binder-free hot-briquets

Apparatus for producing direct reduced iron with a controlled am

Apparatus for sequentially annealing and then hardening long met

Apparatus for the controlled cooling of hot rolled steel samples

Apparatus for the controlled feeding of a refining gas and of a

Apparatus for the direct reduction of iron ores

Apparatus for the production of improved railway rails by accele

Apparatus for the zone-annealing of a workpiece consisting of a

Condition responsive control means for use in discharging powder

Continuous furnace for gas carburizing and hardening

Control system for a soft vacuum furnace

Cupola furnace waste gas recuperative system and method for oper