Patents by Inventor Charles W. Hamilton, Jr.

Charles W. Hamilton, 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).

  • Process for the separation and recovery of ammonia and acid gases
    Patent number: 3985863
    Abstract: Vapor mixtures containing ammonia, acid gases and water are contacted with aqueous ammonium phosphate solution to separate the ammonia from the acid gases and to permit recovery of the acid gases. This treatment may be performed on vapor mixtures obtained by steam stripping liquids containing ammonia and acid gases.
    Type: Grant
    Filed: April 18, 1975
    Date of Patent: October 12, 1976
    Assignee: United States Steel Corporation
    Inventors: Robert D. Rice, Thomas H. Bossler, Charles W. Hamilton, Jr.