Patents by Inventor Armin Pertl

Armin Pertl 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).

  • Snorkel for a degassing vessel
    Patent number: 5911946
    Abstract: The present invention pertains to a snorkel for a degassing vessel, with a refractory lining and a gas-purging device arranged therein with a plurality of channels, which, distributed over the circumference of the snorkel, extend through the refractory lining in the radial direction in relation to the central longitudinal axis of the snorkel and can be connected on the outside to at least one gas supply line.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: June 15, 1999
    Assignee: Veitsch-Radex Aktiengesellschaft fur Feuerfeste Erzeugnisse
    Inventors: Klaus Aichinger, Harald Harmuth, Heinrich Niehues, Armin Pertl