Patents by Inventor Larry L. Simpson

Larry L. Simpson 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).

  • Fluidized bed polymerization reactors
    Patent number: 4933149
    Abstract: A fluidized bed reactor and operating process is disclosed, the reactor including a distributor plate to provide distribution of fluid passing upwardly into a fluidized bed; a mixing chamber positioned below the distributor plate; fluid entry conduits, preferably at the base of the reactor, for the passage of fluid into the reactor; and a flow deflector associated with the entry conduit for providing at least an upwardly fluid flow path and an outward fluid flow path along the wall of the mixing chamber to inhibit the accumulation of solids and liquid in the mixing chamber.
    Type: Grant
    Filed: September 26, 1985
    Date of Patent: June 12, 1990
    Assignee: Union Carbide Chemicals and Plastics Company Inc.
    Inventors: Seung J. Rhee, Larry L. Simpson
  • Fluidized bed polymerization reactors
    Patent number: 4877587
    Abstract: A fluidized bed reactor and operating process is disclosed, the reactor including distributor plate means to provide distribution of fluid passing upwardly into a fluidized bed; a mixing chamber positioned below the distributor plate means; fluid entry means, preferably at the base of the reactor, for the passage of fluid into the reactor; flow deflector means associated with the entry means for providing at least an upwardly fluid flow path and an outward fluid flow path along the wall of the mixing chamber to inhibit the accumulation of solids and liquid in the mixing chamber.
    Type: Grant
    Filed: December 17, 1987
    Date of Patent: October 31, 1989
    Assignee: Union Carbide Chemicals and Plastics Company Inc.
    Inventors: Seung J. Rhee, Larry L. Simpson