Patents by Inventor Lawrence R. Soisson

Lawrence R. Soisson 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).

  • Vacuum carbon arc metal removal process and apparatus
    Patent number: 4797528
    Abstract: A process and apparatus for cutting and gouging a workpiece wherein solely a vacuum is used as the operative molten metal removal force. Isolating the atmosphere surrounding the arc as it melts the workpiece while evacuating the atmosphere as the melting proceeds thus facilitating a better cut or gouge with lower process generated noise and removal of process generated fume.
    Type: Grant
    Filed: December 8, 1987
    Date of Patent: January 10, 1989
    Assignee: Arcair Company
    Inventors: Paul E. Moore, Jeffrey S. Henderson, Lawrence R. Soisson, Andrew J. Toth
  • Coated exothermic cutting electrode
    Patent number: 4544139
    Abstract: An exothermic cutting electrode or burning bar provided with a coating containing oxidizing material, arc stabilizing material and a binder with portions of reduced coating thickness along the length of the electrode.
    Type: Grant
    Filed: October 18, 1984
    Date of Patent: October 1, 1985
    Assignee: Arcair Company
    Inventors: Paul E. Moore, Robert L. Strohl, Lawrence R. Soisson