Simplified method for producing ductile iron

Details Simplified method for producing ductile iron Simplified method for producing ductile iron

1993-02-04

1994-06-21

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

420 18, 420 19, C22C 3308

Patent

active

053225430

ABSTRACT:
A method for producing ductile iron in a single reactor without the utilization of further processor like converters, tundishes, plunging etc. is disclosed. The method is applied in a modified induction furnace with a removable bottom injection device stainless steel tuyere type wherein it is possible to inject different gases like nitrogen, argon, chlorine, natural gas and solids like Magnesium, alloying, innoculants, desulfurization agents etc. through pneumatic transportation.

REFERENCES:
patent: 3295960 (1967-01-01), Parlee
patent: 4537629 (1985-08-01), Lazcano-Navarro
patent: 4592538 (1986-06-01), Wells

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