Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F27
FURNACES; KILNS; OVENS; RETORTS
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F27D
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
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11/00
Arrangement of elements for electric heating in or on furnaces
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F27D11/00

Direct reduction of iron by hydrogen plasma in a rotary kiln reactor
12618120 · 2026-05-05 · ·

A hydrogen-plasma rotary kiln furnace reactor and a method of reducing iron ore to iron using the same are disclosed. The hydrogen-plasma rotary kiln furnace includes a rotary kiln furnace and a hydrogen-plasma generator.

Direct reduction of iron by hydrogen plasma in a rotary kiln reactor
12618120 · 2026-05-05 · ·

A hydrogen-plasma rotary kiln furnace reactor and a method of reducing iron ore to iron using the same are disclosed. The hydrogen-plasma rotary kiln furnace includes a rotary kiln furnace and a hydrogen-plasma generator.