Herbert S Philbrick

US Patent:

48940879, Jan 16, 1990

Filed:

Oct 24, 1988

Appl. No.:

7/261444

Inventors:

Charles W. Finkl - Chicago IL
Bruce Liimatainen - Chicago IL
Herbert S. Philbrick - Wilmette IL

Assignee:

A. Finkl & Sons Co. - Chicago IL

International Classification:

C22B 400
C21C 710

US Classification:

75 1039

Abstract:

This invention relates to a method and apparatus for treating molten metal to lower the oxygen, hydrogen, and, to some extent, the nitrogen content thereof in a manner which is less capital intensive, easier to operate and simpler in construction and operation than the vacuum arc degassing system.

US Patent:

49503243, Aug 21, 1990

Filed:

Jan 24, 1989

Appl. No.:

7/301170

Inventors:

Charles W. Finkl - Chicago IL
Bruce Liimatainen - Chicago IL
Herbert S. Philbrick - Wilmette IL

Assignee:

A. Finkl & Sons Co. - Chicago IL

International Classification:

C21C 552

US Classification:

75 1038

Abstract:

This invention relates to a new method for the post melting treatment of molten steel in all, or nearly all, of the post melting systems in use at this time to lower the oxygen, hydrogen, and, to some extent, the nitrogen content thereof, and carry out the other purposes for which such systems are used including temperature and chemical homogenization continuous casting, piggy backing and other post melting treatment systems in use at this time in a manner which is less capital intensive, easier to operate and simpler in construction and operation than any of the basic systems, and apparatus therefor.