Patents by Inventor Floyd Alan Barbour

Floyd Alan Barbour 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 waste plastic recycling
    Patent number: 6861568
    Abstract: A process for recycling or decomposing waste plastic where such wasteplastic is decomposed in a diluent such as hot oil through actions involvingfree radical precursor, such as polyvinyl chloride or polyurethane, is achievedat low temperature. The thermal decomposition (or pyrolysis) reaction is forabout 1 hour at 375° C., and useable products, such as distillate, coke, and oilare recovered. Additionally the diluent may be recycled within the process.
    Type: Grant
    Filed: May 15, 1998
    Date of Patent: March 1, 2005
    Assignee: Wyoming Research Corporation
    Inventors: Frank D. Guffey, Floyd Alan Barbour
  • Process for waste plastic recycling
    Patent number: 5753086
    Abstract: An apparatus for recycling or decompstiong waste plastic is decomposed in a diluent such as hot oil through actions involving free readical precursors, such as polyvinyl chloride or polyurethane is achieved at low temperatures. The thermal decompostion (or pyrolysis) reaction is for about 1 hour at 375.degree. C. annd usable products, such as distillate, coke and oil are recovered. Additonally the diluent my ber recycled within the apparatus.
    Type: Grant
    Filed: September 6, 1995
    Date of Patent: May 19, 1998
    Assignee: The University of Wyoming Research Corp.
    Inventors: Frank D. Guffey, Floyd Alan Barbour