Patents by Inventor John Henry Fishwick

John Henry Fishwick has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

Process for making iron or steel utilizing lithium containing material as auxiliary slag formers

Patent number: 3942977

Abstract: A process for the manufacture of iron or steel utilizing lime as a flux improved through use of a lithium containing material as an auxiliary flux.

Type: Grant

Filed: March 24, 1975

Date of Patent: March 9, 1976

Assignee: Foote Mineral Company

Inventors: John Henry Fishwick, Emile O. Dahlen

Process for making iron or steel utilizing lithium containing material as auxiliary slag formers