Patents by Inventor Paul J. Chenevert

Paul J. Chenevert 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).

  • Sulfuric acid preparation assembly
    Patent number: 5639427
    Abstract: An assembly for prepping sulfuric acid for spectrometric analysis comprised of a vessel member having sleeve members formed with channels disposed about an outer peripheral surface and a cap member including a disc shaped top portion and a lower body portion and further including a gasket member to be positioned between the cap member and the vessel member wherein the lower body portion extending into a chamber of the vessel member and wherein the top portion includes channels to be aligned with the channels of the sleeves of the vessel member for receiving mounting devices for rigidly mounting the cap member to the vessel member.
    Type: Grant
    Filed: January 26, 1995
    Date of Patent: June 17, 1997
    Assignee: Ashland Inc.
    Inventors: Paul J. Chenevert, Peter Stone