Patents by Inventor David E. Hayward

David E. Hayward 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).

  • Pyrolisis apparatus
    Patent number: 10030199
    Abstract: A pyrolysis apparatus, including a retort tube in a closed loop configuration the retort tube defining a single entrance point and two exit points, a vortex separator joined to retort tube; and a plurality of fins positioned in spiraling rows about the retort tube, the fins extending through and sealed to a wall of the retort tube, the fins simultaneously extending beyond either side of the wall and being positioned to be a static mixer inside and outside the retort tube.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: July 24, 2018
    Assignee: BIXBY ENERGY SYSTEMS, INC.
    Inventors: David E. Hayward, Sherman Aaron
  • Pyrolisis apparatus
    Publication number: 20110180382
    Abstract: A pyrolisis apparatus, including a retort tube in a closed loop configuration the retort tube defining a single entrance point and two exit points, a vortex separator joined to retort tube; and a plurality of fins positioned in spiraling rows about the retort tube, the fins extending through and sealed to a wall of the retort tube, the fins simultaneously extending beyond either side of the wall and being positioned to be a static mixer inside and outside the retort tube.
    Type: Application
    Filed: October 21, 2010
    Publication date: July 28, 2011
    Inventors: David E. Hayward, Sherman Aaron