top-blown rotary converter

top-blown rotary converter

[¦täp ¦blōn ′rōd·ə·rē kən′vərd·ər]
(metallurgy)
A rotary converter used for making nickel and steel; oxygen and other gases are fed to the furnace by a lance at the elevated end of the converter to permit formation of a metal product without oxidation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.