Patents by Inventor Harold S. Holden

Harold S. Holden 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).

  • Thermal decomposition of waste material
    Patent number: 5095828
    Abstract: A method and apparatus for the thermal decomposition of waste materials comprising an induction arc chamber having a thermal decomposed cavity formed therein and a plurality of electrode assemblies supported with the thermal decomposition cavity so that the electric arc gap formed between the electrode assemblies can be selectively varied to maintain a sufficiently high temperature in the thermal decomposition cavity to effect efficient decomposition of waste material in the induction arc chamber.
    Type: Grant
    Filed: December 11, 1990
    Date of Patent: March 17, 1992
    Assignee: Environmental Thermal Systems, Corp.
    Inventors: Harold H. Holden, Harold S. Holden, Andrew W. Marr, Jr.