Patents by Inventor Dennis W. Jewell

Dennis W. Jewell 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).

  • Method for increasing the efficiency of a gasification process for halogenated materials
    Publication number: 20030167692
    Abstract: Methods for improving a gasification process for halogenated materials and in particular for producing useful end products such as anhydrous or highly concentrated hydrogen halides and/or synthesis gas, the methods including recycling water/hydrogen halide vapors and/or carbon dioxide to a gasification reactor.
    Type: Application
    Filed: April 2, 2002
    Publication date: September 11, 2003
    Inventors: Dennis W. Jewell, John P. Henley, Connie M. Galloway
  • Quench apparatus and method for the reformation of organic materials
    Patent number: 6613127
    Abstract: Methods and apparatus for processing and cooling a hot gaseous stream exiting a gasification reactor vessel at temperatures in excess of 1300° C. where the gas will come into contact with a corrosive aqueous liquid, including methods and apparatus for cooling the gaseous stream prior to quenching the gaseous stream as well as methods and apparatus for providing vessel construction able to provide for the contact of a hot gaseous stream at temperatures in excess of 1100° C. with a corrosive aqueous liquid.
    Type: Grant
    Filed: May 5, 2000
    Date of Patent: September 2, 2003
    Assignee: Dow Global Technologies Inc.
    Inventors: Connie M. Galloway, Kenneth W. Mall, Dennis W. Jewell, William M. Eckert, Leopoldo L. Salinas, III, Ed E. Timm