Patents by Inventor Henry E. Blake, Jr.

Henry E. Blake, Jr. 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).

  • Synthetic fluorspar for conditioning electric furnace slags
    Patent number: 4053302
    Abstract: A calcium fluoride-containing composition for use in conditioning electric furnace steelmaking slags is prepared from by-product scrubber solutions derived from wet-acid processing of phosphate rock by reacting the scrubber solution with calcium hydroxide.
    Type: Grant
    Filed: March 11, 1977
    Date of Patent: October 11, 1977
    Assignee: The United States of America as represented by the Secretary of the Interior
    Inventors: Ralph H. Nafziger, Henry E. Blake, Jr.