Apparatus for surface hardening of refractory metal workpieces

Apparatus for suspension smelting

Apparatus for the extraction of metals from metal-containing raw

Apparatus for the flash oxidation of metal concentrates

Apparatus for the pneumatic transport of large iron-bearing part

Apparatus for the production of liquid iron, especially for dire

Apparatus for the pyrometallurgical processing of fine-grained s

Apparatus for the pyrometallurgical treatment of finely divided

Arrangement for cooling vessel portions of a furnace, in particu

Arrangement for securing plate-type coolers in metallurgical fur

Bell and hopper for shaft furnaces

Blast furnace bottom cooling arrangement

Blast furnace evaporative cooler

Blast furnace smelting of zinc

Blast furnace support apparatus

Blast-furnaces in the region of the pouring apertures

Bleeder valve for pressurized furnace

Bottom cooling arrangement for reduction apparatus

Brick casting method of making a stave cooler

Burner apparatus for molten metal fume suppression