Patents by Inventor Jeffrey E. Rinker

Jeffrey E. Rinker 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).

  • Acrylonitrile recovery process
    Patent number: 5629444
    Abstract: A process for the recovery of acrylonitrile or methacrylonitrile obtained from the reactor effluent of an ammoxidation reaction of propylene or isobutylene comprising passing the reactor effluent through an absorber column, a first decanter, recovery column, a second decanter and stripper column wherein the improvement comprises maintaining inside temperature of the first and second decanter at between about 32.degree. F. to 75.degree. F.
    Type: Grant
    Filed: June 6, 1996
    Date of Patent: May 13, 1997
    Assignee: The Standard Oil Company
    Inventors: James S. Gibson, Jeffrey E. Rinker, Paul T. Wachtendorf, Sanjay P. Godbole
  • Process for reduction of waste material during manufacture of acrylonitrile
    Patent number: 5466857
    Abstract: A process for the reduction in the amount of waste material generated during the manufacture of acrylonitrile comprising introducing an additional amount of oxygen containing gas, preferably air, in the substantial absence of any oxygenate compounds, into the upper portion of the fluid bed reactor to react with at least some of the unreacted ammonia to reduce the amount of unreacted ammonia present in the reactor effluent.
    Type: Grant
    Filed: August 10, 1994
    Date of Patent: November 14, 1995
    Assignee: The Standard Oil Company
    Inventors: Vincent G. Reiling, Jeffrey E. Rinker, Timothy R. McDonel, Joseph C. Sarna