Specialized metallurgical processes – compositions for use therei – Processes – Producing or treating free metal
Patent
1989-02-10
1991-09-24
Andrews, Melvyn J.
Specialized metallurgical processes, compositions for use therei
Processes
Producing or treating free metal
75492, 75502, 75551, 75552, 75555, C21B 7076
Patent
active
050511270
ABSTRACT:
Process and apparatus for post combustion of reaction gases generated in a molten iron bath above the bath by means of at least one jet of oxidizing gases, whereby energy thereby produced is transferred to the bath and whereby the or each jet of oxidizing gases is injected with a swirl through one or more tuyeres towards the surface of the bath or the or each jet of oxidizing gases is injected in the form of a hollow jet through one or more tuyeres towards the surface of the bath.
REFERENCES:
patent: 3028231 (1962-04-01), Klemantaski et al.
patent: 4566904 (1986-01-01), von Bogdandy et al.
patent: 4701214 (1987-10-01), Kaneko et al.
patent: 4798624 (1989-01-01), Brotzmann et al.
patent: 4861368 (1989-08-01), Brotzmann et al.
Ganser John M.
Hardie Gregory J.
Andrews Melvyn J.
Klockner CRA Patent GmbH
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