acid open-hearth process

acid open-hearth process

[′as·əd ‚ō·pən ′härth ‚prä·səs]
(metallurgy)
A steelmaking process employing an open-hearth furnace lined with siliceous-type refractories.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.