Method and apparatus for producing pig iron by smelting reductio

Details Method and apparatus for producing pig iron by smelting reductio Method and apparatus for producing pig iron by smelting reductio

1996-07-15

1998-10-27

Kastler, Scott

Metallurgical apparatus

Process

266142, 266156, 266DIG1, C21B 700

Patent

active

058274731

ABSTRACT:
A plant for a smelting reduction process for pig iron production using coal and oxygen-containing gas is obtained by converting an existing blast furnace plant by replacing the blast furnace by apparatus including at least one metallurgical vessel for carrying out the smelting reduction process, while retaining at least partly at least one of the following components of the existing blast furnace plant:

REFERENCES:
patent: 4179284 (1979-12-01), Weigel et al.
patent: 4223876 (1980-09-01), Weigel et al.
*European Search Report, 11 Apr. 1996 (to the extent of relevance).
"Direct smelting in an experimental cyclone converter furnace," Steel Times Incorporating Iron & Steel, 221 1993 May, No. 5.
English abstract of Japanese 7090335 dated Apr. 4, 1995.

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