Patents by Inventor Robert M. Babb

Robert M. Babb 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 purifying cyanogen chloride gas
    Patent number: 4255167
    Abstract: A single-step process is disclosed for purifying raw cyanogen chloride gas contaminated with chlorine by fractionally separating chlorine from cyanogen chloride and thereafter absorbing essentially chlorine-free cyanogen chloride in a solvent.
    Type: Grant
    Filed: November 17, 1978
    Date of Patent: March 10, 1981
    Assignee: Ciba-Geigy Corporation
    Inventors: Robert M. Babb, Melvin J. Guillory, Jr.