Patents by Inventor George M. Longland, Jr.

George M. Longland, 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).

  • Multistage ethylbenzene dehydrogenation process with split-flow hydrocarbon feed
    Patent number: 5053572
    Abstract: An improved multistage ethylbenzene dehydrogenation process comprising feeding steam and a major fraction of a hydrocarbon feed to a first reactor and feeding a remaining minor fraction of the hydrocarbon feed and a product of the first reactor to a second reactor.
    Type: Grant
    Filed: September 18, 1990
    Date of Patent: October 1, 1991
    Assignee: Amoco Corporation
    Inventors: Dae K. Kim, George M. Longland, Jr.