Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1985-07-18
1988-05-24
Rosenberg, Peter D.
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75 58, 420 21, 420 23, C21C 702
Patent
active
047463600
ABSTRACT:
A process for removing impurities from molten metal by propelling a bullet toward and into the molten metal at a velocity sufficient for the bullet to penetrate, vaporize, and react with the impurities. The bullet contains a reactive substance, is heavier than the molten metal, and is formed of a metal or metals which are to remain with the molten metal when it is solidified.
REFERENCES:
patent: 3837842 (1974-09-01), Tanoue
patent: 3917240 (1975-11-01), Tanoue
patent: 4043798 (1977-08-01), Nashiwa
patent: 4299624 (1981-11-01), Miller
GIW Industries, Inc.
Rosenberg Peter D.
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